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Commit db82302e authored by Jesse Beder's avatar Jesse Beder
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Add gtest, as separate set of tests (that just follow the ad-hoc tests that already exist)

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test/gtest-1.7.0/src/gtest-typed-test.cc 0 → 100644
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// Copyright 2008 Google Inc.
// All Rights Reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: wan@google.com (Zhanyong Wan)
#include "gtest/gtest-typed-test.h"
#include "gtest/gtest.h"
namespace testing {
namespace internal {
#if GTEST_HAS_TYPED_TEST_P
// Skips to the first non-space char in str. Returns an empty string if str
// contains only whitespace characters.
static const char* SkipSpaces(const char* str) {
while (IsSpace(*str))
str++;
return str;
}
// Verifies that registered_tests match the test names in
// defined_test_names_; returns registered_tests if successful, or
// aborts the program otherwise.
const char* TypedTestCasePState::VerifyRegisteredTestNames(
const char* file, int line, const char* registered_tests) {
typedef ::std::set<const char*>::const_iterator DefinedTestIter;
registered_ = true;
// Skip initial whitespace in registered_tests since some
// preprocessors prefix stringizied literals with whitespace.
registered_tests = SkipSpaces(registered_tests);
Message errors;
::std::set<std::string> tests;
for (const char* names = registered_tests; names != NULL;
names = SkipComma(names)) {
const std::string name = GetPrefixUntilComma(names);
if (tests.count(name) != 0) {
errors << "Test " << name << " is listed more than once.\n";
continue;
}
bool found = false;
for (DefinedTestIter it = defined_test_names_.begin();
it != defined_test_names_.end();
++it) {
if (name == *it) {
found = true;
break;
}
}
if (found) {
tests.insert(name);
} else {
errors << "No test named " << name
<< " can be found in this test case.\n";
}
}
for (DefinedTestIter it = defined_test_names_.begin();
it != defined_test_names_.end();
++it) {
if (tests.count(*it) == 0) {
errors << "You forgot to list test " << *it << ".\n";
}
}
const std::string& errors_str = errors.GetString();
if (errors_str != "") {
fprintf(stderr, "%s %s", FormatFileLocation(file, line).c_str(),
errors_str.c_str());
fflush(stderr);
posix::Abort();
}
return registered_tests;
}
#endif // GTEST_HAS_TYPED_TEST_P
} // namespace internal
} // namespace testing
test/gtest-1.7.0/src/gtest.cc 0 → 100644
View file @ db82302e
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// Copyright 2005, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: wan@google.com (Zhanyong Wan)
//
// The Google C++ Testing Framework (Google Test)
#include "gtest/gtest.h"
#include "gtest/gtest-spi.h"
#include <ctype.h>
#include <math.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <wchar.h>
#include <wctype.h>
#include <algorithm>
#include <iomanip>
#include <limits>
#include <ostream> // NOLINT
#include <sstream>
#include <vector>
#if GTEST_OS_LINUX
// TODO(kenton@google.com): Use autoconf to detect availability of
// gettimeofday().
# define GTEST_HAS_GETTIMEOFDAY_ 1
# include <fcntl.h> // NOLINT
# include <limits.h> // NOLINT
# include <sched.h> // NOLINT
// Declares vsnprintf(). This header is not available on Windows.
# include <strings.h> // NOLINT
# include <sys/mman.h> // NOLINT
# include <sys/time.h> // NOLINT
# include <unistd.h> // NOLINT
# include <string>
#elif GTEST_OS_SYMBIAN
# define GTEST_HAS_GETTIMEOFDAY_ 1
# include <sys/time.h> // NOLINT
#elif GTEST_OS_ZOS
# define GTEST_HAS_GETTIMEOFDAY_ 1
# include <sys/time.h> // NOLINT
// On z/OS we additionally need strings.h for strcasecmp.
# include <strings.h> // NOLINT
#elif GTEST_OS_WINDOWS_MOBILE // We are on Windows CE.
# include <windows.h> // NOLINT
#elif GTEST_OS_WINDOWS // We are on Windows proper.
# include <io.h> // NOLINT
# include <sys/timeb.h> // NOLINT
# include <sys/types.h> // NOLINT
# include <sys/stat.h> // NOLINT
# if GTEST_OS_WINDOWS_MINGW
// MinGW has gettimeofday() but not _ftime64().
// TODO(kenton@google.com): Use autoconf to detect availability of
// gettimeofday().
// TODO(kenton@google.com): There are other ways to get the time on
// Windows, like GetTickCount() or GetSystemTimeAsFileTime(). MinGW
// supports these. consider using them instead.
# define GTEST_HAS_GETTIMEOFDAY_ 1
# include <sys/time.h> // NOLINT
# endif // GTEST_OS_WINDOWS_MINGW
// cpplint thinks that the header is already included, so we want to
// silence it.
# include <windows.h> // NOLINT
#else
// Assume other platforms have gettimeofday().
// TODO(kenton@google.com): Use autoconf to detect availability of
// gettimeofday().
# define GTEST_HAS_GETTIMEOFDAY_ 1
// cpplint thinks that the header is already included, so we want to
// silence it.
# include <sys/time.h> // NOLINT
# include <unistd.h> // NOLINT
#endif // GTEST_OS_LINUX
#if GTEST_HAS_EXCEPTIONS
# include <stdexcept>
#endif
#if GTEST_CAN_STREAM_RESULTS_
# include <arpa/inet.h> // NOLINT
# include <netdb.h> // NOLINT
#endif
// Indicates that this translation unit is part of Google Test's
// implementation. It must come before gtest-internal-inl.h is
// included, or there will be a compiler error. This trick is to
// prevent a user from accidentally including gtest-internal-inl.h in
// his code.
#define GTEST_IMPLEMENTATION_ 1
#include "src/gtest-internal-inl.h"
#undef GTEST_IMPLEMENTATION_
#if GTEST_OS_WINDOWS
# define vsnprintf _vsnprintf
#endif // GTEST_OS_WINDOWS
namespace testing {
using internal::CountIf;
using internal::ForEach;
using internal::GetElementOr;
using internal::Shuffle;
// Constants.
// A test whose test case name or test name matches this filter is
// disabled and not run.
static const char kDisableTestFilter[] = "DISABLED_*:*/DISABLED_*";
// A test case whose name matches this filter is considered a death
// test case and will be run before test cases whose name doesn't
// match this filter.
static const char kDeathTestCaseFilter[] = "*DeathTest:*DeathTest/*";
// A test filter that matches everything.
static const char kUniversalFilter[] = "*";
// The default output file for XML output.
static const char kDefaultOutputFile[] = "test_detail.xml";
// The environment variable name for the test shard index.
static const char kTestShardIndex[] = "GTEST_SHARD_INDEX";
// The environment variable name for the total number of test shards.
static const char kTestTotalShards[] = "GTEST_TOTAL_SHARDS";
// The environment variable name for the test shard status file.
static const char kTestShardStatusFile[] = "GTEST_SHARD_STATUS_FILE";
namespace internal {
// The text used in failure messages to indicate the start of the
// stack trace.
const char kStackTraceMarker[] = "\nStack trace:\n";
// g_help_flag is true iff the --help flag or an equivalent form is
// specified on the command line.
bool g_help_flag = false;
} // namespace internal
static const char* GetDefaultFilter() {
return kUniversalFilter;
}
GTEST_DEFINE_bool_(
also_run_disabled_tests,
internal::BoolFromGTestEnv("also_run_disabled_tests", false),
"Run disabled tests too, in addition to the tests normally being run.");
GTEST_DEFINE_bool_(
break_on_failure,
internal::BoolFromGTestEnv("break_on_failure", false),
"True iff a failed assertion should be a debugger break-point.");
GTEST_DEFINE_bool_(
catch_exceptions,
internal::BoolFromGTestEnv("catch_exceptions", true),
"True iff " GTEST_NAME_
" should catch exceptions and treat them as test failures.");
GTEST_DEFINE_string_(
color,
internal::StringFromGTestEnv("color", "auto"),
"Whether to use colors in the output. Valid values: yes, no, "
"and auto. 'auto' means to use colors if the output is "
"being sent to a terminal and the TERM environment variable "
"is set to a terminal type that supports colors.");
GTEST_DEFINE_string_(
filter,
internal::StringFromGTestEnv("filter", GetDefaultFilter()),
"A colon-separated list of glob (not regex) patterns "
"for filtering the tests to run, optionally followed by a "
"'-' and a : separated list of negative patterns (tests to "
"exclude). A test is run if it matches one of the positive "
"patterns and does not match any of the negative patterns.");
GTEST_DEFINE_bool_(list_tests, false,
"List all tests without running them.");
GTEST_DEFINE_string_(
output,
internal::StringFromGTestEnv("output", ""),
"A format (currently must be \"xml\"), optionally followed "
"by a colon and an output file name or directory. A directory "
"is indicated by a trailing pathname separator. "
"Examples: \"xml:filename.xml\", \"xml::directoryname/\". "
"If a directory is specified, output files will be created "
"within that directory, with file-names based on the test "
"executable's name and, if necessary, made unique by adding "
"digits.");
GTEST_DEFINE_bool_(
print_time,
internal::BoolFromGTestEnv("print_time", true),
"True iff " GTEST_NAME_
" should display elapsed time in text output.");
GTEST_DEFINE_int32_(
random_seed,
internal::Int32FromGTestEnv("random_seed", 0),
"Random number seed to use when shuffling test orders. Must be in range "
"[1, 99999], or 0 to use a seed based on the current time.");
GTEST_DEFINE_int32_(
repeat,
internal::Int32FromGTestEnv("repeat", 1),
"How many times to repeat each test. Specify a negative number "
"for repeating forever. Useful for shaking out flaky tests.");
GTEST_DEFINE_bool_(
show_internal_stack_frames, false,
"True iff " GTEST_NAME_ " should include internal stack frames when "
"printing test failure stack traces.");
GTEST_DEFINE_bool_(
shuffle,
internal::BoolFromGTestEnv("shuffle", false),
"True iff " GTEST_NAME_
" should randomize tests' order on every run.");
GTEST_DEFINE_int32_(
stack_trace_depth,
internal::Int32FromGTestEnv("stack_trace_depth", kMaxStackTraceDepth),
"The maximum number of stack frames to print when an "
"assertion fails. The valid range is 0 through 100, inclusive.");
GTEST_DEFINE_string_(
stream_result_to,
internal::StringFromGTestEnv("stream_result_to", ""),
"This flag specifies the host name and the port number on which to stream "
"test results. Example: \"localhost:555\". The flag is effective only on "
"Linux.");
GTEST_DEFINE_bool_(
throw_on_failure,
internal::BoolFromGTestEnv("throw_on_failure", false),
"When this flag is specified, a failed assertion will throw an exception "
"if exceptions are enabled or exit the program with a non-zero code "
"otherwise.");
namespace internal {
// Generates a random number from [0, range), using a Linear
// Congruential Generator (LCG). Crashes if 'range' is 0 or greater
// than kMaxRange.
UInt32 Random::Generate(UInt32 range) {
// These constants are the same as are used in glibc's rand(3).
state_ = (1103515245U*state_ + 12345U) % kMaxRange;
GTEST_CHECK_(range > 0)
<< "Cannot generate a number in the range [0, 0).";
GTEST_CHECK_(range <= kMaxRange)
<< "Generation of a number in [0, " << range << ") was requested, "
<< "but this can only generate numbers in [0, " << kMaxRange << ").";
// Converting via modulus introduces a bit of downward bias, but
// it's simple, and a linear congruential generator isn't too good
// to begin with.
return state_ % range;
}
// GTestIsInitialized() returns true iff the user has initialized
// Google Test. Useful for catching the user mistake of not initializing
// Google Test before calling RUN_ALL_TESTS().
//
// A user must call testing::InitGoogleTest() to initialize Google
// Test. g_init_gtest_count is set to the number of times
// InitGoogleTest() has been called. We don't protect this variable
// under a mutex as it is only accessed in the main thread.
GTEST_API_ int g_init_gtest_count = 0;
static bool GTestIsInitialized() { return g_init_gtest_count != 0; }
// Iterates over a vector of TestCases, keeping a running sum of the
// results of calling a given int-returning method on each.
// Returns the sum.
static int SumOverTestCaseList(const std::vector<TestCase*>& case_list,
int (TestCase::*method)() const) {
int sum = 0;
for (size_t i = 0; i < case_list.size(); i++) {
sum += (case_list[i]->*method)();
}
return sum;
}
// Returns true iff the test case passed.
static bool TestCasePassed(const TestCase* test_case) {
return test_case->should_run() && test_case->Passed();
}
// Returns true iff the test case failed.
static bool TestCaseFailed(const TestCase* test_case) {
return test_case->should_run() && test_case->Failed();
}
// Returns true iff test_case contains at least one test that should
// run.
static bool ShouldRunTestCase(const TestCase* test_case) {
return test_case->should_run();
}
// AssertHelper constructor.
AssertHelper::AssertHelper(TestPartResult::Type type,
const char* file,
int line,
const char* message)
: data_(new AssertHelperData(type, file, line, message)) {
}
AssertHelper::~AssertHelper() {
delete data_;
}
// Message assignment, for assertion streaming support.
void AssertHelper::operator=(const Message& message) const {
UnitTest::GetInstance()->
AddTestPartResult(data_->type, data_->file, data_->line,
AppendUserMessage(data_->message, message),
UnitTest::GetInstance()->impl()
->CurrentOsStackTraceExceptTop(1)
// Skips the stack frame for this function itself.
); // NOLINT
}
// Mutex for linked pointers.
GTEST_API_ GTEST_DEFINE_STATIC_MUTEX_(g_linked_ptr_mutex);
// Application pathname gotten in InitGoogleTest.
std::string g_executable_path;
// Returns the current application's name, removing directory path if that
// is present.
FilePath GetCurrentExecutableName() {
FilePath result;
#if GTEST_OS_WINDOWS
result.Set(FilePath(g_executable_path).RemoveExtension("exe"));
#else
result.Set(FilePath(g_executable_path));
#endif // GTEST_OS_WINDOWS
return result.RemoveDirectoryName();
}
// Functions for processing the gtest_output flag.
// Returns the output format, or "" for normal printed output.
std::string UnitTestOptions::GetOutputFormat() {
const char* const gtest_output_flag = GTEST_FLAG(output).c_str();
if (gtest_output_flag == NULL) return std::string("");
const char* const colon = strchr(gtest_output_flag, ':');
return (colon == NULL) ?
std::string(gtest_output_flag) :
std::string(gtest_output_flag, colon - gtest_output_flag);
}
// Returns the name of the requested output file, or the default if none
// was explicitly specified.
std::string UnitTestOptions::GetAbsolutePathToOutputFile() {
const char* const gtest_output_flag = GTEST_FLAG(output).c_str();
if (gtest_output_flag == NULL)
return "";
const char* const colon = strchr(gtest_output_flag, ':');
if (colon == NULL)
return internal::FilePath::ConcatPaths(
internal::FilePath(
UnitTest::GetInstance()->original_working_dir()),
internal::FilePath(kDefaultOutputFile)).string();
internal::FilePath output_name(colon + 1);
if (!output_name.IsAbsolutePath())
// TODO(wan@google.com): on Windows \some\path is not an absolute
// path (as its meaning depends on the current drive), yet the
// following logic for turning it into an absolute path is wrong.
// Fix it.
output_name = internal::FilePath::ConcatPaths(
internal::FilePath(UnitTest::GetInstance()->original_working_dir()),
internal::FilePath(colon + 1));
if (!output_name.IsDirectory())
return output_name.string();
internal::FilePath result(internal::FilePath::GenerateUniqueFileName(
output_name, internal::GetCurrentExecutableName(),
GetOutputFormat().c_str()));
return result.string();
}
// Returns true iff the wildcard pattern matches the string. The
// first ':' or '\0' character in pattern marks the end of it.
//
// This recursive algorithm isn't very efficient, but is clear and
// works well enough for matching test names, which are short.
bool UnitTestOptions::PatternMatchesString(const char *pattern,
const char *str) {
switch (*pattern) {
case '\0':
case ':': // Either ':' or '\0' marks the end of the pattern.
return *str == '\0';
case '?': // Matches any single character.
return *str != '\0' && PatternMatchesString(pattern + 1, str + 1);
case '*': // Matches any string (possibly empty) of characters.
return (*str != '\0' && PatternMatchesString(pattern, str + 1)) ||
PatternMatchesString(pattern + 1, str);
default: // Non-special character. Matches itself.
return *pattern == *str &&
PatternMatchesString(pattern + 1, str + 1);
}
}
bool UnitTestOptions::MatchesFilter(
const std::string& name, const char* filter) {
const char *cur_pattern = filter;
for (;;) {
if (PatternMatchesString(cur_pattern, name.c_str())) {
return true;
}
// Finds the next pattern in the filter.
cur_pattern = strchr(cur_pattern, ':');
// Returns if no more pattern can be found.
if (cur_pattern == NULL) {
return false;
}
// Skips the pattern separater (the ':' character).
cur_pattern++;
}
}
// Returns true iff the user-specified filter matches the test case
// name and the test name.
bool UnitTestOptions::FilterMatchesTest(const std::string &test_case_name,
const std::string &test_name) {
const std::string& full_name = test_case_name + "." + test_name.c_str();
// Split --gtest_filter at '-', if there is one, to separate into
// positive filter and negative filter portions
const char* const p = GTEST_FLAG(filter).c_str();
const char* const dash = strchr(p, '-');
std::string positive;
std::string negative;
if (dash == NULL) {
positive = GTEST_FLAG(filter).c_str(); // Whole string is a positive filter
negative = "";
} else {
positive = std::string(p, dash); // Everything up to the dash
negative = std::string(dash + 1); // Everything after the dash
if (positive.empty()) {
// Treat '-test1' as the same as '*-test1'
positive = kUniversalFilter;
}
}
// A filter is a colon-separated list of patterns. It matches a
// test if any pattern in it matches the test.
return (MatchesFilter(full_name, positive.c_str()) &&
!MatchesFilter(full_name, negative.c_str()));
}
#if GTEST_HAS_SEH
// Returns EXCEPTION_EXECUTE_HANDLER if Google Test should handle the
// given SEH exception, or EXCEPTION_CONTINUE_SEARCH otherwise.
// This function is useful as an __except condition.
int UnitTestOptions::GTestShouldProcessSEH(DWORD exception_code) {
// Google Test should handle a SEH exception if:
// 1. the user wants it to, AND
// 2. this is not a breakpoint exception, AND
// 3. this is not a C++ exception (VC++ implements them via SEH,
// apparently).
//
// SEH exception code for C++ exceptions.
// (see http://support.microsoft.com/kb/185294 for more information).
const DWORD kCxxExceptionCode = 0xe06d7363;
bool should_handle = true;
if (!GTEST_FLAG(catch_exceptions))
should_handle = false;
else if (exception_code == EXCEPTION_BREAKPOINT)
should_handle = false;
else if (exception_code == kCxxExceptionCode)
should_handle = false;
return should_handle ? EXCEPTION_EXECUTE_HANDLER : EXCEPTION_CONTINUE_SEARCH;
}
#endif // GTEST_HAS_SEH
} // namespace internal
// The c'tor sets this object as the test part result reporter used by
// Google Test. The 'result' parameter specifies where to report the
// results. Intercepts only failures from the current thread.
ScopedFakeTestPartResultReporter::ScopedFakeTestPartResultReporter(
TestPartResultArray* result)
: intercept_mode_(INTERCEPT_ONLY_CURRENT_THREAD),
result_(result) {
Init();
}
// The c'tor sets this object as the test part result reporter used by
// Google Test. The 'result' parameter specifies where to report the
// results.
ScopedFakeTestPartResultReporter::ScopedFakeTestPartResultReporter(
InterceptMode intercept_mode, TestPartResultArray* result)
: intercept_mode_(intercept_mode),
result_(result) {
Init();
}
void ScopedFakeTestPartResultReporter::Init() {
internal::UnitTestImpl* const impl = internal::GetUnitTestImpl();
if (intercept_mode_ == INTERCEPT_ALL_THREADS) {
old_reporter_ = impl->GetGlobalTestPartResultReporter();
impl->SetGlobalTestPartResultReporter(this);
} else {
old_reporter_ = impl->GetTestPartResultReporterForCurrentThread();
impl->SetTestPartResultReporterForCurrentThread(this);
}
}
// The d'tor restores the test part result reporter used by Google Test
// before.
ScopedFakeTestPartResultReporter::~ScopedFakeTestPartResultReporter() {
internal::UnitTestImpl* const impl = internal::GetUnitTestImpl();
if (intercept_mode_ == INTERCEPT_ALL_THREADS) {
impl->SetGlobalTestPartResultReporter(old_reporter_);
} else {
impl->SetTestPartResultReporterForCurrentThread(old_reporter_);
}
}
// Increments the test part result count and remembers the result.
// This method is from the TestPartResultReporterInterface interface.
void ScopedFakeTestPartResultReporter::ReportTestPartResult(
const TestPartResult& result) {
result_->Append(result);
}
namespace internal {
// Returns the type ID of ::testing::Test. We should always call this
// instead of GetTypeId< ::testing::Test>() to get the type ID of
// testing::Test. This is to work around a suspected linker bug when
// using Google Test as a framework on Mac OS X. The bug causes
// GetTypeId< ::testing::Test>() to return different values depending
// on whether the call is from the Google Test framework itself or
// from user test code. GetTestTypeId() is guaranteed to always
// return the same value, as it always calls GetTypeId<>() from the
// gtest.cc, which is within the Google Test framework.
TypeId GetTestTypeId() {
return GetTypeId<Test>();
}
// The value of GetTestTypeId() as seen from within the Google Test
// library. This is solely for testing GetTestTypeId().
extern const TypeId kTestTypeIdInGoogleTest = GetTestTypeId();
// This predicate-formatter checks that 'results' contains a test part
// failure of the given type and that the failure message contains the
// given substring.
AssertionResult HasOneFailure(const char* /* results_expr */,
const char* /* type_expr */,
const char* /* substr_expr */,
const TestPartResultArray& results,
TestPartResult::Type type,
const string& substr) {
const std::string expected(type == TestPartResult::kFatalFailure ?
"1 fatal failure" :
"1 non-fatal failure");
Message msg;
if (results.size() != 1) {
msg << "Expected: " << expected << "\n"
<< " Actual: " << results.size() << " failures";
for (int i = 0; i < results.size(); i++) {
msg << "\n" << results.GetTestPartResult(i);
}
return AssertionFailure() << msg;
}
const TestPartResult& r = results.GetTestPartResult(0);
if (r.type() != type) {
return AssertionFailure() << "Expected: " << expected << "\n"
<< " Actual:\n"
<< r;
}
if (strstr(r.message(), substr.c_str()) == NULL) {
return AssertionFailure() << "Expected: " << expected << " containing \""
<< substr << "\"\n"
<< " Actual:\n"
<< r;
}
return AssertionSuccess();
}
// The constructor of SingleFailureChecker remembers where to look up
// test part results, what type of failure we expect, and what
// substring the failure message should contain.
SingleFailureChecker:: SingleFailureChecker(
const TestPartResultArray* results,
TestPartResult::Type type,
const string& substr)
: results_(results),
type_(type),
substr_(substr) {}
// The destructor of SingleFailureChecker verifies that the given
// TestPartResultArray contains exactly one failure that has the given
// type and contains the given substring. If that's not the case, a
// non-fatal failure will be generated.
SingleFailureChecker::~SingleFailureChecker() {
EXPECT_PRED_FORMAT3(HasOneFailure, *results_, type_, substr_);
}
DefaultGlobalTestPartResultReporter::DefaultGlobalTestPartResultReporter(
UnitTestImpl* unit_test) : unit_test_(unit_test) {}
void DefaultGlobalTestPartResultReporter::ReportTestPartResult(
const TestPartResult& result) {
unit_test_->current_test_result()->AddTestPartResult(result);
unit_test_->listeners()->repeater()->OnTestPartResult(result);
}
DefaultPerThreadTestPartResultReporter::DefaultPerThreadTestPartResultReporter(
UnitTestImpl* unit_test) : unit_test_(unit_test) {}
void DefaultPerThreadTestPartResultReporter::ReportTestPartResult(
const TestPartResult& result) {
unit_test_->GetGlobalTestPartResultReporter()->ReportTestPartResult(result);
}
// Returns the global test part result reporter.
TestPartResultReporterInterface*
UnitTestImpl::GetGlobalTestPartResultReporter() {
internal::MutexLock lock(&global_test_part_result_reporter_mutex_);
return global_test_part_result_repoter_;
}
// Sets the global test part result reporter.
void UnitTestImpl::SetGlobalTestPartResultReporter(
TestPartResultReporterInterface* reporter) {
internal::MutexLock lock(&global_test_part_result_reporter_mutex_);
global_test_part_result_repoter_ = reporter;
}
// Returns the test part result reporter for the current thread.
TestPartResultReporterInterface*
UnitTestImpl::GetTestPartResultReporterForCurrentThread() {
return per_thread_test_part_result_reporter_.get();
}
// Sets the test part result reporter for the current thread.
void UnitTestImpl::SetTestPartResultReporterForCurrentThread(
TestPartResultReporterInterface* reporter) {
per_thread_test_part_result_reporter_.set(reporter);
}
// Gets the number of successful test cases.
int UnitTestImpl::successful_test_case_count() const {
return CountIf(test_cases_, TestCasePassed);
}
// Gets the number of failed test cases.
int UnitTestImpl::failed_test_case_count() const {
return CountIf(test_cases_, TestCaseFailed);
}
// Gets the number of all test cases.
int UnitTestImpl::total_test_case_count() const {
return static_cast<int>(test_cases_.size());
}
// Gets the number of all test cases that contain at least one test
// that should run.
int UnitTestImpl::test_case_to_run_count() const {
return CountIf(test_cases_, ShouldRunTestCase);
}
// Gets the number of successful tests.
int UnitTestImpl::successful_test_count() const {
return SumOverTestCaseList(test_cases_, &TestCase::successful_test_count);
}
// Gets the number of failed tests.
int UnitTestImpl::failed_test_count() const {
return SumOverTestCaseList(test_cases_, &TestCase::failed_test_count);
}
// Gets the number of disabled tests that will be reported in the XML report.
int UnitTestImpl::reportable_disabled_test_count() const {
return SumOverTestCaseList(test_cases_,
&TestCase::reportable_disabled_test_count);
}
// Gets the number of disabled tests.
int UnitTestImpl::disabled_test_count() const {
return SumOverTestCaseList(test_cases_, &TestCase::disabled_test_count);
}
// Gets the number of tests to be printed in the XML report.
int UnitTestImpl::reportable_test_count() const {
return SumOverTestCaseList(test_cases_, &TestCase::reportable_test_count);
}
// Gets the number of all tests.
int UnitTestImpl::total_test_count() const {
return SumOverTestCaseList(test_cases_, &TestCase::total_test_count);
}
// Gets the number of tests that should run.
int UnitTestImpl::test_to_run_count() const {
return SumOverTestCaseList(test_cases_, &TestCase::test_to_run_count);
}
// Returns the current OS stack trace as an std::string.
//
// The maximum number of stack frames to be included is specified by
// the gtest_stack_trace_depth flag. The skip_count parameter
// specifies the number of top frames to be skipped, which doesn't
// count against the number of frames to be included.
//
// For example, if Foo() calls Bar(), which in turn calls
// CurrentOsStackTraceExceptTop(1), Foo() will be included in the
// trace but Bar() and CurrentOsStackTraceExceptTop() won't.
std::string UnitTestImpl::CurrentOsStackTraceExceptTop(int skip_count) {
(void)skip_count;
return "";
}
// Returns the current time in milliseconds.
TimeInMillis GetTimeInMillis() {
#if GTEST_OS_WINDOWS_MOBILE || defined(__BORLANDC__)
// Difference between 1970-01-01 and 1601-01-01 in milliseconds.
// http://analogous.blogspot.com/2005/04/epoch.html
const TimeInMillis kJavaEpochToWinFileTimeDelta =
static_cast<TimeInMillis>(116444736UL) * 100000UL;
const DWORD kTenthMicrosInMilliSecond = 10000;
SYSTEMTIME now_systime;
FILETIME now_filetime;
ULARGE_INTEGER now_int64;
// TODO(kenton@google.com): Shouldn't this just use
// GetSystemTimeAsFileTime()?
GetSystemTime(&now_systime);
if (SystemTimeToFileTime(&now_systime, &now_filetime)) {
now_int64.LowPart = now_filetime.dwLowDateTime;
now_int64.HighPart = now_filetime.dwHighDateTime;
now_int64.QuadPart = (now_int64.QuadPart / kTenthMicrosInMilliSecond) -
kJavaEpochToWinFileTimeDelta;
return now_int64.QuadPart;
}
return 0;
#elif GTEST_OS_WINDOWS && !GTEST_HAS_GETTIMEOFDAY_
__timeb64 now;
# ifdef _MSC_VER
// MSVC 8 deprecates _ftime64(), so we want to suppress warning 4996
// (deprecated function) there.
// TODO(kenton@google.com): Use GetTickCount()? Or use
// SystemTimeToFileTime()
# pragma warning(push) // Saves the current warning state.
# pragma warning(disable:4996) // Temporarily disables warning 4996.
_ftime64(&now);
# pragma warning(pop) // Restores the warning state.
# else
_ftime64(&now);
# endif // _MSC_VER
return static_cast<TimeInMillis>(now.time) * 1000 + now.millitm;
#elif GTEST_HAS_GETTIMEOFDAY_
struct timeval now;
gettimeofday(&now, NULL);
return static_cast<TimeInMillis>(now.tv_sec) * 1000 + now.tv_usec / 1000;
#else
# error "Don't know how to get the current time on your system."
#endif
}
// Utilities
// class String.
#if GTEST_OS_WINDOWS_MOBILE
// Creates a UTF-16 wide string from the given ANSI string, allocating
// memory using new. The caller is responsible for deleting the return
// value using delete[]. Returns the wide string, or NULL if the
// input is NULL.
LPCWSTR String::AnsiToUtf16(const char* ansi) {
if (!ansi) return NULL;
const int length = strlen(ansi);
const int unicode_length =
MultiByteToWideChar(CP_ACP, 0, ansi, length,
NULL, 0);
WCHAR* unicode = new WCHAR[unicode_length + 1];
MultiByteToWideChar(CP_ACP, 0, ansi, length,
unicode, unicode_length);
unicode[unicode_length] = 0;
return unicode;
}
// Creates an ANSI string from the given wide string, allocating
// memory using new. The caller is responsible for deleting the return
// value using delete[]. Returns the ANSI string, or NULL if the
// input is NULL.
const char* String::Utf16ToAnsi(LPCWSTR utf16_str) {
if (!utf16_str) return NULL;
const int ansi_length =
WideCharToMultiByte(CP_ACP, 0, utf16_str, -1,
NULL, 0, NULL, NULL);
char* ansi = new char[ansi_length + 1];
WideCharToMultiByte(CP_ACP, 0, utf16_str, -1,
ansi, ansi_length, NULL, NULL);
ansi[ansi_length] = 0;
return ansi;
}
#endif // GTEST_OS_WINDOWS_MOBILE
// Compares two C strings. Returns true iff they have the same content.
//
// Unlike strcmp(), this function can handle NULL argument(s). A NULL
// C string is considered different to any non-NULL C string,
// including the empty string.
bool String::CStringEquals(const char * lhs, const char * rhs) {
if ( lhs == NULL ) return rhs == NULL;
if ( rhs == NULL ) return false;
return strcmp(lhs, rhs) == 0;
}
#if GTEST_HAS_STD_WSTRING || GTEST_HAS_GLOBAL_WSTRING
// Converts an array of wide chars to a narrow string using the UTF-8
// encoding, and streams the result to the given Message object.
static void StreamWideCharsToMessage(const wchar_t* wstr, size_t length,
Message* msg) {
for (size_t i = 0; i != length; ) { // NOLINT
if (wstr[i] != L'\0') {
*msg << WideStringToUtf8(wstr + i, static_cast<int>(length - i));
while (i != length && wstr[i] != L'\0')
i++;
} else {
*msg << '\0';
i++;
}
}
}
#endif // GTEST_HAS_STD_WSTRING || GTEST_HAS_GLOBAL_WSTRING
} // namespace internal
// Constructs an empty Message.
// We allocate the stringstream separately because otherwise each use of
// ASSERT/EXPECT in a procedure adds over 200 bytes to the procedure's
// stack frame leading to huge stack frames in some cases; gcc does not reuse
// the stack space.
Message::Message() : ss_(new ::std::stringstream) {
// By default, we want there to be enough precision when printing
// a double to a Message.
*ss_ << std::setprecision(std::numeric_limits<double>::digits10 + 2);
}
// These two overloads allow streaming a wide C string to a Message
// using the UTF-8 encoding.
Message& Message::operator <<(const wchar_t* wide_c_str) {
return *this << internal::String::ShowWideCString(wide_c_str);
}
Message& Message::operator <<(wchar_t* wide_c_str) {
return *this << internal::String::ShowWideCString(wide_c_str);
}
#if GTEST_HAS_STD_WSTRING
// Converts the given wide string to a narrow string using the UTF-8
// encoding, and streams the result to this Message object.
Message& Message::operator <<(const ::std::wstring& wstr) {
internal::StreamWideCharsToMessage(wstr.c_str(), wstr.length(), this);
return *this;
}
#endif // GTEST_HAS_STD_WSTRING
#if GTEST_HAS_GLOBAL_WSTRING
// Converts the given wide string to a narrow string using the UTF-8
// encoding, and streams the result to this Message object.
Message& Message::operator <<(const ::wstring& wstr) {
internal::StreamWideCharsToMessage(wstr.c_str(), wstr.length(), this);
return *this;
}
#endif // GTEST_HAS_GLOBAL_WSTRING
// Gets the text streamed to this object so far as an std::string.
// Each '\0' character in the buffer is replaced with "\\0".
std::string Message::GetString() const {
return internal::StringStreamToString(ss_.get());
}
// AssertionResult constructors.
// Used in EXPECT_TRUE/FALSE(assertion_result).
AssertionResult::AssertionResult(const AssertionResult& other)
: success_(other.success_),
message_(other.message_.get() != NULL ?
new ::std::string(*other.message_) :
static_cast< ::std::string*>(NULL)) {
}
// Returns the assertion's negation. Used with EXPECT/ASSERT_FALSE.
AssertionResult AssertionResult::operator!() const {
AssertionResult negation(!success_);
if (message_.get() != NULL)
negation << *message_;
return negation;
}
// Makes a successful assertion result.
AssertionResult AssertionSuccess() {
return AssertionResult(true);
}
// Makes a failed assertion result.
AssertionResult AssertionFailure() {
return AssertionResult(false);
}
// Makes a failed assertion result with the given failure message.
// Deprecated; use AssertionFailure() << message.
AssertionResult AssertionFailure(const Message& message) {
return AssertionFailure() << message;
}
namespace internal {
// Constructs and returns the message for an equality assertion
// (e.g. ASSERT_EQ, EXPECT_STREQ, etc) failure.
//
// The first four parameters are the expressions used in the assertion
// and their values, as strings. For example, for ASSERT_EQ(foo, bar)
// where foo is 5 and bar is 6, we have:
//
// expected_expression: "foo"
// actual_expression: "bar"
// expected_value: "5"
// actual_value: "6"
//
// The ignoring_case parameter is true iff the assertion is a
// *_STRCASEEQ*. When it's true, the string " (ignoring case)" will
// be inserted into the message.
AssertionResult EqFailure(const char* expected_expression,
const char* actual_expression,
const std::string& expected_value,
const std::string& actual_value,
bool ignoring_case) {
Message msg;
msg << "Value of: " << actual_expression;
if (actual_value != actual_expression) {
msg << "\n Actual: " << actual_value;
}
msg << "\nExpected: " << expected_expression;
if (ignoring_case) {
msg << " (ignoring case)";
}
if (expected_value != expected_expression) {
msg << "\nWhich is: " << expected_value;
}
return AssertionFailure() << msg;
}
// Constructs a failure message for Boolean assertions such as EXPECT_TRUE.
std::string GetBoolAssertionFailureMessage(
const AssertionResult& assertion_result,
const char* expression_text,
const char* actual_predicate_value,
const char* expected_predicate_value) {
const char* actual_message = assertion_result.message();
Message msg;
msg << "Value of: " << expression_text
<< "\n Actual: " << actual_predicate_value;
if (actual_message[0] != '\0')
msg << " (" << actual_message << ")";
msg << "\nExpected: " << expected_predicate_value;
return msg.GetString();
}
// Helper function for implementing ASSERT_NEAR.
AssertionResult DoubleNearPredFormat(const char* expr1,
const char* expr2,
const char* abs_error_expr,
double val1,
double val2,
double abs_error) {
const double diff = fabs(val1 - val2);
if (diff <= abs_error) return AssertionSuccess();
// TODO(wan): do not print the value of an expression if it's
// already a literal.
return AssertionFailure()
<< "The difference between " << expr1 << " and " << expr2
<< " is " << diff << ", which exceeds " << abs_error_expr << ", where\n"
<< expr1 << " evaluates to " << val1 << ",\n"
<< expr2 << " evaluates to " << val2 << ", and\n"
<< abs_error_expr << " evaluates to " << abs_error << ".";
}
// Helper template for implementing FloatLE() and DoubleLE().
template <typename RawType>
AssertionResult FloatingPointLE(const char* expr1,
const char* expr2,
RawType val1,
RawType val2) {
// Returns success if val1 is less than val2,
if (val1 < val2) {
return AssertionSuccess();
}
// or if val1 is almost equal to val2.
const FloatingPoint<RawType> lhs(val1), rhs(val2);
if (lhs.AlmostEquals(rhs)) {
return AssertionSuccess();
}
// Note that the above two checks will both fail if either val1 or
// val2 is NaN, as the IEEE floating-point standard requires that
// any predicate involving a NaN must return false.
::std::stringstream val1_ss;
val1_ss << std::setprecision(std::numeric_limits<RawType>::digits10 + 2)
<< val1;
::std::stringstream val2_ss;
val2_ss << std::setprecision(std::numeric_limits<RawType>::digits10 + 2)
<< val2;
return AssertionFailure()
<< "Expected: (" << expr1 << ") <= (" << expr2 << ")\n"
<< " Actual: " << StringStreamToString(&val1_ss) << " vs "
<< StringStreamToString(&val2_ss);
}
} // namespace internal
// Asserts that val1 is less than, or almost equal to, val2. Fails
// otherwise. In particular, it fails if either val1 or val2 is NaN.
AssertionResult FloatLE(const char* expr1, const char* expr2,
float val1, float val2) {
return internal::FloatingPointLE<float>(expr1, expr2, val1, val2);
}
// Asserts that val1 is less than, or almost equal to, val2. Fails
// otherwise. In particular, it fails if either val1 or val2 is NaN.
AssertionResult DoubleLE(const char* expr1, const char* expr2,
double val1, double val2) {
return internal::FloatingPointLE<double>(expr1, expr2, val1, val2);
}
namespace internal {
// The helper function for {ASSERT|EXPECT}_EQ with int or enum
// arguments.
AssertionResult CmpHelperEQ(const char* expected_expression,
const char* actual_expression,
BiggestInt expected,
BiggestInt actual) {
if (expected == actual) {
return AssertionSuccess();
}
return EqFailure(expected_expression,
actual_expression,
FormatForComparisonFailureMessage(expected, actual),
FormatForComparisonFailureMessage(actual, expected),
false);
}
// A macro for implementing the helper functions needed to implement
// ASSERT_?? and EXPECT_?? with integer or enum arguments. It is here
// just to avoid copy-and-paste of similar code.
#define GTEST_IMPL_CMP_HELPER_(op_name, op)\
AssertionResult CmpHelper##op_name(const char* expr1, const char* expr2, \
BiggestInt val1, BiggestInt val2) {\
if (val1 op val2) {\
return AssertionSuccess();\
} else {\
return AssertionFailure() \
<< "Expected: (" << expr1 << ") " #op " (" << expr2\
<< "), actual: " << FormatForComparisonFailureMessage(val1, val2)\
<< " vs " << FormatForComparisonFailureMessage(val2, val1);\
}\
}
// Implements the helper function for {ASSERT|EXPECT}_NE with int or
// enum arguments.
GTEST_IMPL_CMP_HELPER_(NE, !=)
// Implements the helper function for {ASSERT|EXPECT}_LE with int or
// enum arguments.
GTEST_IMPL_CMP_HELPER_(LE, <=)
// Implements the helper function for {ASSERT|EXPECT}_LT with int or
// enum arguments.
GTEST_IMPL_CMP_HELPER_(LT, < )
// Implements the helper function for {ASSERT|EXPECT}_GE with int or
// enum arguments.
GTEST_IMPL_CMP_HELPER_(GE, >=)
// Implements the helper function for {ASSERT|EXPECT}_GT with int or
// enum arguments.
GTEST_IMPL_CMP_HELPER_(GT, > )
#undef GTEST_IMPL_CMP_HELPER_
// The helper function for {ASSERT|EXPECT}_STREQ.
AssertionResult CmpHelperSTREQ(const char* expected_expression,
const char* actual_expression,
const char* expected,
const char* actual) {
if (String::CStringEquals(expected, actual)) {
return AssertionSuccess();
}
return EqFailure(expected_expression,
actual_expression,
PrintToString(expected),
PrintToString(actual),
false);
}
// The helper function for {ASSERT|EXPECT}_STRCASEEQ.
AssertionResult CmpHelperSTRCASEEQ(const char* expected_expression,
const char* actual_expression,
const char* expected,
const char* actual) {
if (String::CaseInsensitiveCStringEquals(expected, actual)) {
return AssertionSuccess();
}
return EqFailure(expected_expression,
actual_expression,
PrintToString(expected),
PrintToString(actual),
true);
}
// The helper function for {ASSERT|EXPECT}_STRNE.
AssertionResult CmpHelperSTRNE(const char* s1_expression,
const char* s2_expression,
const char* s1,
const char* s2) {
if (!String::CStringEquals(s1, s2)) {
return AssertionSuccess();
} else {
return AssertionFailure() << "Expected: (" << s1_expression << ") != ("
<< s2_expression << "), actual: \""
<< s1 << "\" vs \"" << s2 << "\"";
}
}
// The helper function for {ASSERT|EXPECT}_STRCASENE.
AssertionResult CmpHelperSTRCASENE(const char* s1_expression,
const char* s2_expression,
const char* s1,
const char* s2) {
if (!String::CaseInsensitiveCStringEquals(s1, s2)) {
return AssertionSuccess();
} else {
return AssertionFailure()
<< "Expected: (" << s1_expression << ") != ("
<< s2_expression << ") (ignoring case), actual: \""
<< s1 << "\" vs \"" << s2 << "\"";
}
}
} // namespace internal
namespace {
// Helper functions for implementing IsSubString() and IsNotSubstring().
// This group of overloaded functions return true iff needle is a
// substring of haystack. NULL is considered a substring of itself
// only.
bool IsSubstringPred(const char* needle, const char* haystack) {
if (needle == NULL || haystack == NULL)
return needle == haystack;
return strstr(haystack, needle) != NULL;
}
bool IsSubstringPred(const wchar_t* needle, const wchar_t* haystack) {
if (needle == NULL || haystack == NULL)
return needle == haystack;
return wcsstr(haystack, needle) != NULL;
}
// StringType here can be either ::std::string or ::std::wstring.
template <typename StringType>
bool IsSubstringPred(const StringType& needle,
const StringType& haystack) {
return haystack.find(needle) != StringType::npos;
}
// This function implements either IsSubstring() or IsNotSubstring(),
// depending on the value of the expected_to_be_substring parameter.
// StringType here can be const char*, const wchar_t*, ::std::string,
// or ::std::wstring.
template <typename StringType>
AssertionResult IsSubstringImpl(
bool expected_to_be_substring,
const char* needle_expr, const char* haystack_expr,
const StringType& needle, const StringType& haystack) {
if (IsSubstringPred(needle, haystack) == expected_to_be_substring)
return AssertionSuccess();
const bool is_wide_string = sizeof(needle[0]) > 1;
const char* const begin_string_quote = is_wide_string ? "L\"" : "\"";
return AssertionFailure()
<< "Value of: " << needle_expr << "\n"
<< " Actual: " << begin_string_quote << needle << "\"\n"
<< "Expected: " << (expected_to_be_substring ? "" : "not ")
<< "a substring of " << haystack_expr << "\n"
<< "Which is: " << begin_string_quote << haystack << "\"";
}
} // namespace
// IsSubstring() and IsNotSubstring() check whether needle is a
// substring of haystack (NULL is considered a substring of itself
// only), and return an appropriate error message when they fail.
AssertionResult IsSubstring(
const char* needle_expr, const char* haystack_expr,
const char* needle, const char* haystack) {
return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);
}
AssertionResult IsSubstring(
const char* needle_expr, const char* haystack_expr,
const wchar_t* needle, const wchar_t* haystack) {
return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);
}
AssertionResult IsNotSubstring(
const char* needle_expr, const char* haystack_expr,
const char* needle, const char* haystack) {
return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);
}
AssertionResult IsNotSubstring(
const char* needle_expr, const char* haystack_expr,
const wchar_t* needle, const wchar_t* haystack) {
return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);
}
AssertionResult IsSubstring(
const char* needle_expr, const char* haystack_expr,
const ::std::string& needle, const ::std::string& haystack) {
return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);
}
AssertionResult IsNotSubstring(
const char* needle_expr, const char* haystack_expr,
const ::std::string& needle, const ::std::string& haystack) {
return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);
}
#if GTEST_HAS_STD_WSTRING
AssertionResult IsSubstring(
const char* needle_expr, const char* haystack_expr,
const ::std::wstring& needle, const ::std::wstring& haystack) {
return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);
}
AssertionResult IsNotSubstring(
const char* needle_expr, const char* haystack_expr,
const ::std::wstring& needle, const ::std::wstring& haystack) {
return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);
}
#endif // GTEST_HAS_STD_WSTRING
namespace internal {
#if GTEST_OS_WINDOWS
namespace {
// Helper function for IsHRESULT{SuccessFailure} predicates
AssertionResult HRESULTFailureHelper(const char* expr,
const char* expected,
long hr) { // NOLINT
# if GTEST_OS_WINDOWS_MOBILE
// Windows CE doesn't support FormatMessage.
const char error_text[] = "";
# else
// Looks up the human-readable system message for the HRESULT code
// and since we're not passing any params to FormatMessage, we don't
// want inserts expanded.
const DWORD kFlags = FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS;
const DWORD kBufSize = 4096;
// Gets the system's human readable message string for this HRESULT.
char error_text[kBufSize] = { '\0' };
DWORD message_length = ::FormatMessageA(kFlags,
0, // no source, we're asking system
hr, // the error
0, // no line width restrictions
error_text, // output buffer
kBufSize, // buf size
NULL); // no arguments for inserts
// Trims tailing white space (FormatMessage leaves a trailing CR-LF)
for (; message_length && IsSpace(error_text[message_length - 1]);
--message_length) {
error_text[message_length - 1] = '\0';
}
# endif // GTEST_OS_WINDOWS_MOBILE
const std::string error_hex("0x" + String::FormatHexInt(hr));
return ::testing::AssertionFailure()
<< "Expected: " << expr << " " << expected << ".\n"
<< " Actual: " << error_hex << " " << error_text << "\n";
}
} // namespace
AssertionResult IsHRESULTSuccess(const char* expr, long hr) { // NOLINT
if (SUCCEEDED(hr)) {
return AssertionSuccess();
}
return HRESULTFailureHelper(expr, "succeeds", hr);
}
AssertionResult IsHRESULTFailure(const char* expr, long hr) { // NOLINT
if (FAILED(hr)) {
return AssertionSuccess();
}
return HRESULTFailureHelper(expr, "fails", hr);
}
#endif // GTEST_OS_WINDOWS
// Utility functions for encoding Unicode text (wide strings) in
// UTF-8.
// A Unicode code-point can have upto 21 bits, and is encoded in UTF-8
// like this:
//
// Code-point length Encoding
// 0 - 7 bits 0xxxxxxx
// 8 - 11 bits 110xxxxx 10xxxxxx
// 12 - 16 bits 1110xxxx 10xxxxxx 10xxxxxx
// 17 - 21 bits 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
// The maximum code-point a one-byte UTF-8 sequence can represent.
const UInt32 kMaxCodePoint1 = (static_cast<UInt32>(1) << 7) - 1;
// The maximum code-point a two-byte UTF-8 sequence can represent.
const UInt32 kMaxCodePoint2 = (static_cast<UInt32>(1) << (5 + 6)) - 1;
// The maximum code-point a three-byte UTF-8 sequence can represent.
const UInt32 kMaxCodePoint3 = (static_cast<UInt32>(1) << (4 + 2*6)) - 1;
// The maximum code-point a four-byte UTF-8 sequence can represent.
const UInt32 kMaxCodePoint4 = (static_cast<UInt32>(1) << (3 + 3*6)) - 1;
// Chops off the n lowest bits from a bit pattern. Returns the n
// lowest bits. As a side effect, the original bit pattern will be
// shifted to the right by n bits.
inline UInt32 ChopLowBits(UInt32* bits, int n) {
const UInt32 low_bits = *bits & ((static_cast<UInt32>(1) << n) - 1);
*bits >>= n;
return low_bits;
}
// Converts a Unicode code point to a narrow string in UTF-8 encoding.
// code_point parameter is of type UInt32 because wchar_t may not be
// wide enough to contain a code point.
// If the code_point is not a valid Unicode code point
// (i.e. outside of Unicode range U+0 to U+10FFFF) it will be converted
// to "(Invalid Unicode 0xXXXXXXXX)".
std::string CodePointToUtf8(UInt32 code_point) {
if (code_point > kMaxCodePoint4) {
return "(Invalid Unicode 0x" + String::FormatHexInt(code_point) + ")";
}
char str[5]; // Big enough for the largest valid code point.
if (code_point <= kMaxCodePoint1) {
str[1] = '\0';
str[0] = static_cast<char>(code_point); // 0xxxxxxx
} else if (code_point <= kMaxCodePoint2) {
str[2] = '\0';
str[1] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx
str[0] = static_cast<char>(0xC0 | code_point); // 110xxxxx
} else if (code_point <= kMaxCodePoint3) {
str[3] = '\0';
str[2] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx
str[1] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx
str[0] = static_cast<char>(0xE0 | code_point); // 1110xxxx
} else { // code_point <= kMaxCodePoint4
str[4] = '\0';
str[3] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx
str[2] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx
str[1] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx
str[0] = static_cast<char>(0xF0 | code_point); // 11110xxx
}
return str;
}
// The following two functions only make sense if the the system
// uses UTF-16 for wide string encoding. All supported systems
// with 16 bit wchar_t (Windows, Cygwin, Symbian OS) do use UTF-16.
// Determines if the arguments constitute UTF-16 surrogate pair
// and thus should be combined into a single Unicode code point
// using CreateCodePointFromUtf16SurrogatePair.
inline bool IsUtf16SurrogatePair(wchar_t first, wchar_t second) {
return sizeof(wchar_t) == 2 &&
(first & 0xFC00) == 0xD800 && (second & 0xFC00) == 0xDC00;
}
// Creates a Unicode code point from UTF16 surrogate pair.
inline UInt32 CreateCodePointFromUtf16SurrogatePair(wchar_t first,
wchar_t second) {
const UInt32 mask = (1 << 10) - 1;
return (sizeof(wchar_t) == 2) ?
(((first & mask) << 10) | (second & mask)) + 0x10000 :
// This function should not be called when the condition is
// false, but we provide a sensible default in case it is.
static_cast<UInt32>(first);
}
// Converts a wide string to a narrow string in UTF-8 encoding.
// The wide string is assumed to have the following encoding:
// UTF-16 if sizeof(wchar_t) == 2 (on Windows, Cygwin, Symbian OS)
// UTF-32 if sizeof(wchar_t) == 4 (on Linux)
// Parameter str points to a null-terminated wide string.
// Parameter num_chars may additionally limit the number
// of wchar_t characters processed. -1 is used when the entire string
// should be processed.
// If the string contains code points that are not valid Unicode code points
// (i.e. outside of Unicode range U+0 to U+10FFFF) they will be output
// as '(Invalid Unicode 0xXXXXXXXX)'. If the string is in UTF16 encoding
// and contains invalid UTF-16 surrogate pairs, values in those pairs
// will be encoded as individual Unicode characters from Basic Normal Plane.
std::string WideStringToUtf8(const wchar_t* str, int num_chars) {
if (num_chars == -1)
num_chars = static_cast<int>(wcslen(str));
::std::stringstream stream;
for (int i = 0; i < num_chars; ++i) {
UInt32 unicode_code_point;
if (str[i] == L'\0') {
break;
} else if (i + 1 < num_chars && IsUtf16SurrogatePair(str[i], str[i + 1])) {
unicode_code_point = CreateCodePointFromUtf16SurrogatePair(str[i],
str[i + 1]);
i++;
} else {
unicode_code_point = static_cast<UInt32>(str[i]);
}
stream << CodePointToUtf8(unicode_code_point);
}
return StringStreamToString(&stream);
}
// Converts a wide C string to an std::string using the UTF-8 encoding.
// NULL will be converted to "(null)".
std::string String::ShowWideCString(const wchar_t * wide_c_str) {
if (wide_c_str == NULL) return "(null)";
return internal::WideStringToUtf8(wide_c_str, -1);
}
// Compares two wide C strings. Returns true iff they have the same
// content.
//
// Unlike wcscmp(), this function can handle NULL argument(s). A NULL
// C string is considered different to any non-NULL C string,
// including the empty string.
bool String::WideCStringEquals(const wchar_t * lhs, const wchar_t * rhs) {
if (lhs == NULL) return rhs == NULL;
if (rhs == NULL) return false;
return wcscmp(lhs, rhs) == 0;
}
// Helper function for *_STREQ on wide strings.
AssertionResult CmpHelperSTREQ(const char* expected_expression,
const char* actual_expression,
const wchar_t* expected,
const wchar_t* actual) {
if (String::WideCStringEquals(expected, actual)) {
return AssertionSuccess();
}
return EqFailure(expected_expression,
actual_expression,
PrintToString(expected),
PrintToString(actual),
false);
}
// Helper function for *_STRNE on wide strings.
AssertionResult CmpHelperSTRNE(const char* s1_expression,
const char* s2_expression,
const wchar_t* s1,
const wchar_t* s2) {
if (!String::WideCStringEquals(s1, s2)) {
return AssertionSuccess();
}
return AssertionFailure() << "Expected: (" << s1_expression << ") != ("
<< s2_expression << "), actual: "
<< PrintToString(s1)
<< " vs " << PrintToString(s2);
}
// Compares two C strings, ignoring case. Returns true iff they have
// the same content.
//
// Unlike strcasecmp(), this function can handle NULL argument(s). A
// NULL C string is considered different to any non-NULL C string,
// including the empty string.
bool String::CaseInsensitiveCStringEquals(const char * lhs, const char * rhs) {
if (lhs == NULL)
return rhs == NULL;
if (rhs == NULL)
return false;
return posix::StrCaseCmp(lhs, rhs) == 0;
}
// Compares two wide C strings, ignoring case. Returns true iff they
// have the same content.
//
// Unlike wcscasecmp(), this function can handle NULL argument(s).
// A NULL C string is considered different to any non-NULL wide C string,
// including the empty string.
// NB: The implementations on different platforms slightly differ.
// On windows, this method uses _wcsicmp which compares according to LC_CTYPE
// environment variable. On GNU platform this method uses wcscasecmp
// which compares according to LC_CTYPE category of the current locale.
// On MacOS X, it uses towlower, which also uses LC_CTYPE category of the
// current locale.
bool String::CaseInsensitiveWideCStringEquals(const wchar_t* lhs,
const wchar_t* rhs) {
if (lhs == NULL) return rhs == NULL;
if (rhs == NULL) return false;
#if GTEST_OS_WINDOWS
return _wcsicmp(lhs, rhs) == 0;
#elif GTEST_OS_LINUX && !GTEST_OS_LINUX_ANDROID
return wcscasecmp(lhs, rhs) == 0;
#else
// Android, Mac OS X and Cygwin don't define wcscasecmp.
// Other unknown OSes may not define it either.
wint_t left, right;
do {
left = towlower(*lhs++);
right = towlower(*rhs++);
} while (left && left == right);
return left == right;
#endif // OS selector
}
// Returns true iff str ends with the given suffix, ignoring case.
// Any string is considered to end with an empty suffix.
bool String::EndsWithCaseInsensitive(
const std::string& str, const std::string& suffix) {
const size_t str_len = str.length();
const size_t suffix_len = suffix.length();
return (str_len >= suffix_len) &&
CaseInsensitiveCStringEquals(str.c_str() + str_len - suffix_len,
suffix.c_str());
}
// Formats an int value as "%02d".
std::string String::FormatIntWidth2(int value) {
std::stringstream ss;
ss << std::setfill('0') << std::setw(2) << value;
return ss.str();
}
// Formats an int value as "%X".
std::string String::FormatHexInt(int value) {
std::stringstream ss;
ss << std::hex << std::uppercase << value;
return ss.str();
}
// Formats a byte as "%02X".
std::string String::FormatByte(unsigned char value) {
std::stringstream ss;
ss << std::setfill('0') << std::setw(2) << std::hex << std::uppercase
<< static_cast<unsigned int>(value);
return ss.str();
}
// Converts the buffer in a stringstream to an std::string, converting NUL
// bytes to "\\0" along the way.
std::string StringStreamToString(::std::stringstream* ss) {
const ::std::string& str = ss->str();
const char* const start = str.c_str();
const char* const end = start + str.length();
std::string result;
result.reserve(2 * (end - start));
for (const char* ch = start; ch != end; ++ch) {
if (*ch == '\0') {
result += "\\0"; // Replaces NUL with "\\0";
} else {
result += *ch;
}
}
return result;
}
// Appends the user-supplied message to the Google-Test-generated message.
std::string AppendUserMessage(const std::string& gtest_msg,
const Message& user_msg) {
// Appends the user message if it's non-empty.
const std::string user_msg_string = user_msg.GetString();
if (user_msg_string.empty()) {
return gtest_msg;
}
return gtest_msg + "\n" + user_msg_string;
}
} // namespace internal
// class TestResult
// Creates an empty TestResult.
TestResult::TestResult()
: death_test_count_(0),
elapsed_time_(0) {
}
// D'tor.
TestResult::~TestResult() {
}
// Returns the i-th test part result among all the results. i can
// range from 0 to total_part_count() - 1. If i is not in that range,
// aborts the program.
const TestPartResult& TestResult::GetTestPartResult(int i) const {
if (i < 0 || i >= total_part_count())
internal::posix::Abort();
return test_part_results_.at(i);
}
// Returns the i-th test property. i can range from 0 to
// test_property_count() - 1. If i is not in that range, aborts the
// program.
const TestProperty& TestResult::GetTestProperty(int i) const {
if (i < 0 || i >= test_property_count())
internal::posix::Abort();
return test_properties_.at(i);
}
// Clears the test part results.
void TestResult::ClearTestPartResults() {
test_part_results_.clear();
}
// Adds a test part result to the list.
void TestResult::AddTestPartResult(const TestPartResult& test_part_result) {
test_part_results_.push_back(test_part_result);
}
// Adds a test property to the list. If a property with the same key as the
// supplied property is already represented, the value of this test_property
// replaces the old value for that key.
void TestResult::RecordProperty(const std::string& xml_element,
const TestProperty& test_property) {
if (!ValidateTestProperty(xml_element, test_property)) {
return;
}
internal::MutexLock lock(&test_properites_mutex_);
const std::vector<TestProperty>::iterator property_with_matching_key =
std::find_if(test_properties_.begin(), test_properties_.end(),
internal::TestPropertyKeyIs(test_property.key()));
if (property_with_matching_key == test_properties_.end()) {
test_properties_.push_back(test_property);
return;
}
property_with_matching_key->SetValue(test_property.value());
}
// The list of reserved attributes used in the <testsuites> element of XML
// output.
static const char* const kReservedTestSuitesAttributes[] = {
"disabled",
"errors",
"failures",
"name",
"random_seed",
"tests",
"time",
"timestamp"
};
// The list of reserved attributes used in the <testsuite> element of XML
// output.
static const char* const kReservedTestSuiteAttributes[] = {
"disabled",
"errors",
"failures",
"name",
"tests",
"time"
};
// The list of reserved attributes used in the <testcase> element of XML output.
static const char* const kReservedTestCaseAttributes[] = {
"classname",
"name",
"status",
"time",
"type_param",
"value_param"
};
template <int kSize>
std::vector<std::string> ArrayAsVector(const char* const (&array)[kSize]) {
return std::vector<std::string>(array, array + kSize);
}
static std::vector<std::string> GetReservedAttributesForElement(
const std::string& xml_element) {
if (xml_element == "testsuites") {
return ArrayAsVector(kReservedTestSuitesAttributes);
} else if (xml_element == "testsuite") {
return ArrayAsVector(kReservedTestSuiteAttributes);
} else if (xml_element == "testcase") {
return ArrayAsVector(kReservedTestCaseAttributes);
} else {
GTEST_CHECK_(false) << "Unrecognized xml_element provided: " << xml_element;
}
// This code is unreachable but some compilers may not realizes that.
return std::vector<std::string>();
}
static std::string FormatWordList(const std::vector<std::string>& words) {
Message word_list;
for (size_t i = 0; i < words.size(); ++i) {
if (i > 0 && words.size() > 2) {
word_list << ", ";
}
if (i == words.size() - 1) {
word_list << "and ";
}
word_list << "'" << words[i] << "'";
}
return word_list.GetString();
}
bool ValidateTestPropertyName(const std::string& property_name,
const std::vector<std::string>& reserved_names) {
if (std::find(reserved_names.begin(), reserved_names.end(), property_name) !=
reserved_names.end()) {
ADD_FAILURE() << "Reserved key used in RecordProperty(): " << property_name
<< " (" << FormatWordList(reserved_names)
<< " are reserved by " << GTEST_NAME_ << ")";
return false;
}
return true;
}
// Adds a failure if the key is a reserved attribute of the element named
// xml_element. Returns true if the property is valid.
bool TestResult::ValidateTestProperty(const std::string& xml_element,
const TestProperty& test_property) {
return ValidateTestPropertyName(test_property.key(),
GetReservedAttributesForElement(xml_element));
}
// Clears the object.
void TestResult::Clear() {
test_part_results_.clear();
test_properties_.clear();
death_test_count_ = 0;
elapsed_time_ = 0;
}
// Returns true iff the test failed.
bool TestResult::Failed() const {
for (int i = 0; i < total_part_count(); ++i) {
if (GetTestPartResult(i).failed())
return true;
}
return false;
}
// Returns true iff the test part fatally failed.
static bool TestPartFatallyFailed(const TestPartResult& result) {
return result.fatally_failed();
}
// Returns true iff the test fatally failed.
bool TestResult::HasFatalFailure() const {
return CountIf(test_part_results_, TestPartFatallyFailed) > 0;
}
// Returns true iff the test part non-fatally failed.
static bool TestPartNonfatallyFailed(const TestPartResult& result) {
return result.nonfatally_failed();
}
// Returns true iff the test has a non-fatal failure.
bool TestResult::HasNonfatalFailure() const {
return CountIf(test_part_results_, TestPartNonfatallyFailed) > 0;
}
// Gets the number of all test parts. This is the sum of the number
// of successful test parts and the number of failed test parts.
int TestResult::total_part_count() const {
return static_cast<int>(test_part_results_.size());
}
// Returns the number of the test properties.
int TestResult::test_property_count() const {
return static_cast<int>(test_properties_.size());
}
// class Test
// Creates a Test object.
// The c'tor saves the values of all Google Test flags.
Test::Test()
: gtest_flag_saver_(new internal::GTestFlagSaver) {
}
// The d'tor restores the values of all Google Test flags.
Test::~Test() {
delete gtest_flag_saver_;
}
// Sets up the test fixture.
//
// A sub-class may override this.
void Test::SetUp() {
}
// Tears down the test fixture.
//
// A sub-class may override this.
void Test::TearDown() {
}
// Allows user supplied key value pairs to be recorded for later output.
void Test::RecordProperty(const std::string& key, const std::string& value) {
UnitTest::GetInstance()->RecordProperty(key, value);
}
// Allows user supplied key value pairs to be recorded for later output.
void Test::RecordProperty(const std::string& key, int value) {
Message value_message;
value_message << value;
RecordProperty(key, value_message.GetString().c_str());
}
namespace internal {
void ReportFailureInUnknownLocation(TestPartResult::Type result_type,
const std::string& message) {
// This function is a friend of UnitTest and as such has access to
// AddTestPartResult.
UnitTest::GetInstance()->AddTestPartResult(
result_type,
NULL, // No info about the source file where the exception occurred.
-1, // We have no info on which line caused the exception.
message,
""); // No stack trace, either.
}
} // namespace internal
// Google Test requires all tests in the same test case to use the same test
// fixture class. This function checks if the current test has the
// same fixture class as the first test in the current test case. If
// yes, it returns true; otherwise it generates a Google Test failure and
// returns false.
bool Test::HasSameFixtureClass() {
internal::UnitTestImpl* const impl = internal::GetUnitTestImpl();
const TestCase* const test_case = impl->current_test_case();
// Info about the first test in the current test case.
const TestInfo* const first_test_info = test_case->test_info_list()[0];
const internal::TypeId first_fixture_id = first_test_info->fixture_class_id_;
const char* const first_test_name = first_test_info->name();
// Info about the current test.
const TestInfo* const this_test_info = impl->current_test_info();
const internal::TypeId this_fixture_id = this_test_info->fixture_class_id_;
const char* const this_test_name = this_test_info->name();
if (this_fixture_id != first_fixture_id) {
// Is the first test defined using TEST?
const bool first_is_TEST = first_fixture_id == internal::GetTestTypeId();
// Is this test defined using TEST?
const bool this_is_TEST = this_fixture_id == internal::GetTestTypeId();
if (first_is_TEST || this_is_TEST) {
// The user mixed TEST and TEST_F in this test case - we'll tell
// him/her how to fix it.
// Gets the name of the TEST and the name of the TEST_F. Note
// that first_is_TEST and this_is_TEST cannot both be true, as
// the fixture IDs are different for the two tests.
const char* const TEST_name =
first_is_TEST ? first_test_name : this_test_name;
const char* const TEST_F_name =
first_is_TEST ? this_test_name : first_test_name;
ADD_FAILURE()
<< "All tests in the same test case must use the same test fixture\n"
<< "class, so mixing TEST_F and TEST in the same test case is\n"
<< "illegal. In test case " << this_test_info->test_case_name()
<< ",\n"
<< "test " << TEST_F_name << " is defined using TEST_F but\n"
<< "test " << TEST_name << " is defined using TEST. You probably\n"
<< "want to change the TEST to TEST_F or move it to another test\n"
<< "case.";
} else {
// The user defined two fixture classes with the same name in
// two namespaces - we'll tell him/her how to fix it.
ADD_FAILURE()
<< "All tests in the same test case must use the same test fixture\n"
<< "class. However, in test case "
<< this_test_info->test_case_name() << ",\n"
<< "you defined test " << first_test_name
<< " and test " << this_test_name << "\n"
<< "using two different test fixture classes. This can happen if\n"
<< "the two classes are from different namespaces or translation\n"
<< "units and have the same name. You should probably rename one\n"
<< "of the classes to put the tests into different test cases.";
}
return false;
}
return true;
}
#if GTEST_HAS_SEH
// Adds an "exception thrown" fatal failure to the current test. This
// function returns its result via an output parameter pointer because VC++
// prohibits creation of objects with destructors on stack in functions
// using __try (see error C2712).
static std::string* FormatSehExceptionMessage(DWORD exception_code,
const char* location) {
Message message;
message << "SEH exception with code 0x" << std::setbase(16) <<
exception_code << std::setbase(10) << " thrown in " << location << ".";
return new std::string(message.GetString());
}
#endif // GTEST_HAS_SEH
namespace internal {
#if GTEST_HAS_EXCEPTIONS
// Adds an "exception thrown" fatal failure to the current test.
static std::string FormatCxxExceptionMessage(const char* description,
const char* location) {
Message message;
if (description != NULL) {
message << "C++ exception with description \"" << description << "\"";
} else {
message << "Unknown C++ exception";
}
message << " thrown in " << location << ".";
return message.GetString();
}
static std::string PrintTestPartResultToString(
const TestPartResult& test_part_result);
GoogleTestFailureException::GoogleTestFailureException(
const TestPartResult& failure)
: ::std::runtime_error(PrintTestPartResultToString(failure).c_str()) {}
#endif // GTEST_HAS_EXCEPTIONS
// We put these helper functions in the internal namespace as IBM's xlC
// compiler rejects the code if they were declared static.
// Runs the given method and handles SEH exceptions it throws, when
// SEH is supported; returns the 0-value for type Result in case of an
// SEH exception. (Microsoft compilers cannot handle SEH and C++
// exceptions in the same function. Therefore, we provide a separate
// wrapper function for handling SEH exceptions.)
template <class T, typename Result>
Result HandleSehExceptionsInMethodIfSupported(
T* object, Result (T::*method)(), const char* location) {
#if GTEST_HAS_SEH
__try {
return (object->*method)();
} __except (internal::UnitTestOptions::GTestShouldProcessSEH( // NOLINT
GetExceptionCode())) {
// We create the exception message on the heap because VC++ prohibits
// creation of objects with destructors on stack in functions using __try
// (see error C2712).
std::string* exception_message = FormatSehExceptionMessage(
GetExceptionCode(), location);
internal::ReportFailureInUnknownLocation(TestPartResult::kFatalFailure,
*exception_message);
delete exception_message;
return static_cast<Result>(0);
}
#else
(void)location;
return (object->*method)();
#endif // GTEST_HAS_SEH
}
// Runs the given method and catches and reports C++ and/or SEH-style
// exceptions, if they are supported; returns the 0-value for type
// Result in case of an SEH exception.
template <class T, typename Result>
Result HandleExceptionsInMethodIfSupported(
T* object, Result (T::*method)(), const char* location) {
// NOTE: The user code can affect the way in which Google Test handles
// exceptions by setting GTEST_FLAG(catch_exceptions), but only before
// RUN_ALL_TESTS() starts. It is technically possible to check the flag
// after the exception is caught and either report or re-throw the
// exception based on the flag's value:
//
// try {
// // Perform the test method.
// } catch (...) {
// if (GTEST_FLAG(catch_exceptions))
// // Report the exception as failure.
// else
// throw; // Re-throws the original exception.
// }
//
// However, the purpose of this flag is to allow the program to drop into
// the debugger when the exception is thrown. On most platforms, once the
// control enters the catch block, the exception origin information is
// lost and the debugger will stop the program at the point of the
// re-throw in this function -- instead of at the point of the original
// throw statement in the code under test. For this reason, we perform
// the check early, sacrificing the ability to affect Google Test's
// exception handling in the method where the exception is thrown.
if (internal::GetUnitTestImpl()->catch_exceptions()) {
#if GTEST_HAS_EXCEPTIONS
try {
return HandleSehExceptionsInMethodIfSupported(object, method, location);
} catch (const internal::GoogleTestFailureException&) { // NOLINT
// This exception type can only be thrown by a failed Google
// Test assertion with the intention of letting another testing
// framework catch it. Therefore we just re-throw it.
throw;
} catch (const std::exception& e) { // NOLINT
internal::ReportFailureInUnknownLocation(
TestPartResult::kFatalFailure,
FormatCxxExceptionMessage(e.what(), location));
} catch (...) { // NOLINT
internal::ReportFailureInUnknownLocation(
TestPartResult::kFatalFailure,
FormatCxxExceptionMessage(NULL, location));
}
return static_cast<Result>(0);
#else
return HandleSehExceptionsInMethodIfSupported(object, method, location);
#endif // GTEST_HAS_EXCEPTIONS
} else {
return (object->*method)();
}
}
} // namespace internal
// Runs the test and updates the test result.
void Test::Run() {
if (!HasSameFixtureClass()) return;
internal::UnitTestImpl* const impl = internal::GetUnitTestImpl();
impl->os_stack_trace_getter()->UponLeavingGTest();
internal::HandleExceptionsInMethodIfSupported(this, &Test::SetUp, "SetUp()");
// We will run the test only if SetUp() was successful.
if (!HasFatalFailure()) {
impl->os_stack_trace_getter()->UponLeavingGTest();
internal::HandleExceptionsInMethodIfSupported(
this, &Test::TestBody, "the test body");
}
// However, we want to clean up as much as possible. Hence we will
// always call TearDown(), even if SetUp() or the test body has
// failed.
impl->os_stack_trace_getter()->UponLeavingGTest();
internal::HandleExceptionsInMethodIfSupported(
this, &Test::TearDown, "TearDown()");
}
// Returns true iff the current test has a fatal failure.
bool Test::HasFatalFailure() {
return internal::GetUnitTestImpl()->current_test_result()->HasFatalFailure();
}
// Returns true iff the current test has a non-fatal failure.
bool Test::HasNonfatalFailure() {
return internal::GetUnitTestImpl()->current_test_result()->
HasNonfatalFailure();
}
// class TestInfo
// Constructs a TestInfo object. It assumes ownership of the test factory
// object.
TestInfo::TestInfo(const std::string& a_test_case_name,
const std::string& a_name,
const char* a_type_param,
const char* a_value_param,
internal::TypeId fixture_class_id,
internal::TestFactoryBase* factory)
: test_case_name_(a_test_case_name),
name_(a_name),
type_param_(a_type_param ? new std::string(a_type_param) : NULL),
value_param_(a_value_param ? new std::string(a_value_param) : NULL),
fixture_class_id_(fixture_class_id),
should_run_(false),
is_disabled_(false),
matches_filter_(false),
factory_(factory),
result_() {}
// Destructs a TestInfo object.
TestInfo::~TestInfo() { delete factory_; }
namespace internal {
// Creates a new TestInfo object and registers it with Google Test;
// returns the created object.
//
// Arguments:
//
// test_case_name: name of the test case
// name: name of the test
// type_param: the name of the test's type parameter, or NULL if
// this is not a typed or a type-parameterized test.
// value_param: text representation of the test's value parameter,
// or NULL if this is not a value-parameterized test.
// fixture_class_id: ID of the test fixture class
// set_up_tc: pointer to the function that sets up the test case
// tear_down_tc: pointer to the function that tears down the test case
// factory: pointer to the factory that creates a test object.
// The newly created TestInfo instance will assume
// ownership of the factory object.
TestInfo* MakeAndRegisterTestInfo(
const char* test_case_name,
const char* name,
const char* type_param,
const char* value_param,
TypeId fixture_class_id,
SetUpTestCaseFunc set_up_tc,
TearDownTestCaseFunc tear_down_tc,
TestFactoryBase* factory) {
TestInfo* const test_info =
new TestInfo(test_case_name, name, type_param, value_param,
fixture_class_id, factory);
GetUnitTestImpl()->AddTestInfo(set_up_tc, tear_down_tc, test_info);
return test_info;
}
#if GTEST_HAS_PARAM_TEST
void ReportInvalidTestCaseType(const char* test_case_name,
const char* file, int line) {
Message errors;
errors
<< "Attempted redefinition of test case " << test_case_name << ".\n"
<< "All tests in the same test case must use the same test fixture\n"
<< "class. However, in test case " << test_case_name << ", you tried\n"
<< "to define a test using a fixture class different from the one\n"
<< "used earlier. This can happen if the two fixture classes are\n"
<< "from different namespaces and have the same name. You should\n"
<< "probably rename one of the classes to put the tests into different\n"
<< "test cases.";
fprintf(stderr, "%s %s", FormatFileLocation(file, line).c_str(),
errors.GetString().c_str());
}
#endif // GTEST_HAS_PARAM_TEST
} // namespace internal
namespace {
// A predicate that checks the test name of a TestInfo against a known
// value.
//
// This is used for implementation of the TestCase class only. We put
// it in the anonymous namespace to prevent polluting the outer
// namespace.
//
// TestNameIs is copyable.
class TestNameIs {
public:
// Constructor.
//
// TestNameIs has NO default constructor.
explicit TestNameIs(const char* name)
: name_(name) {}
// Returns true iff the test name of test_info matches name_.
bool operator()(const TestInfo * test_info) const {
return test_info && test_info->name() == name_;
}
private:
std::string name_;
};
} // namespace
namespace internal {
// This method expands all parameterized tests registered with macros TEST_P
// and INSTANTIATE_TEST_CASE_P into regular tests and registers those.
// This will be done just once during the program runtime.
void UnitTestImpl::RegisterParameterizedTests() {
#if GTEST_HAS_PARAM_TEST
if (!parameterized_tests_registered_) {
parameterized_test_registry_.RegisterTests();
parameterized_tests_registered_ = true;
}
#endif
}
} // namespace internal
// Creates the test object, runs it, records its result, and then
// deletes it.
void TestInfo::Run() {
if (!should_run_) return;
// Tells UnitTest where to store test result.
internal::UnitTestImpl* const impl = internal::GetUnitTestImpl();
impl->set_current_test_info(this);
TestEventListener* repeater = UnitTest::GetInstance()->listeners().repeater();
// Notifies the unit test event listeners that a test is about to start.
repeater->OnTestStart(*this);
const TimeInMillis start = internal::GetTimeInMillis();
impl->os_stack_trace_getter()->UponLeavingGTest();
// Creates the test object.
Test* const test = internal::HandleExceptionsInMethodIfSupported(
factory_, &internal::TestFactoryBase::CreateTest,
"the test fixture's constructor");
// Runs the test only if the test object was created and its
// constructor didn't generate a fatal failure.
if ((test != NULL) && !Test::HasFatalFailure()) {
// This doesn't throw as all user code that can throw are wrapped into
// exception handling code.
test->Run();
}
// Deletes the test object.
impl->os_stack_trace_getter()->UponLeavingGTest();
internal::HandleExceptionsInMethodIfSupported(
test, &Test::DeleteSelf_, "the test fixture's destructor");
result_.set_elapsed_time(internal::GetTimeInMillis() - start);
// Notifies the unit test event listener that a test has just finished.
repeater->OnTestEnd(*this);
// Tells UnitTest to stop associating assertion results to this
// test.
impl->set_current_test_info(NULL);
}
// class TestCase
// Gets the number of successful tests in this test case.
int TestCase::successful_test_count() const {
return CountIf(test_info_list_, TestPassed);
}
// Gets the number of failed tests in this test case.
int TestCase::failed_test_count() const {
return CountIf(test_info_list_, TestFailed);
}
// Gets the number of disabled tests that will be reported in the XML report.
int TestCase::reportable_disabled_test_count() const {
return CountIf(test_info_list_, TestReportableDisabled);
}
// Gets the number of disabled tests in this test case.
int TestCase::disabled_test_count() const {
return CountIf(test_info_list_, TestDisabled);
}
// Gets the number of tests to be printed in the XML report.
int TestCase::reportable_test_count() const {
return CountIf(test_info_list_, TestReportable);
}
// Get the number of tests in this test case that should run.
int TestCase::test_to_run_count() const {
return CountIf(test_info_list_, ShouldRunTest);
}
// Gets the number of all tests.
int TestCase::total_test_count() const {
return static_cast<int>(test_info_list_.size());
}
// Creates a TestCase with the given name.
//
// Arguments:
//
// name: name of the test case
// a_type_param: the name of the test case's type parameter, or NULL if
// this is not a typed or a type-parameterized test case.
// set_up_tc: pointer to the function that sets up the test case
// tear_down_tc: pointer to the function that tears down the test case
TestCase::TestCase(const char* a_name, const char* a_type_param,
Test::SetUpTestCaseFunc set_up_tc,
Test::TearDownTestCaseFunc tear_down_tc)
: name_(a_name),
type_param_(a_type_param ? new std::string(a_type_param) : NULL),
set_up_tc_(set_up_tc),
tear_down_tc_(tear_down_tc),
should_run_(false),
elapsed_time_(0) {
}
// Destructor of TestCase.
TestCase::~TestCase() {
// Deletes every Test in the collection.
ForEach(test_info_list_, internal::Delete<TestInfo>);
}
// Returns the i-th test among all the tests. i can range from 0 to
// total_test_count() - 1. If i is not in that range, returns NULL.
const TestInfo* TestCase::GetTestInfo(int i) const {
const int index = GetElementOr(test_indices_, i, -1);
return index < 0 ? NULL : test_info_list_[index];
}
// Returns the i-th test among all the tests. i can range from 0 to
// total_test_count() - 1. If i is not in that range, returns NULL.
TestInfo* TestCase::GetMutableTestInfo(int i) {
const int index = GetElementOr(test_indices_, i, -1);
return index < 0 ? NULL : test_info_list_[index];
}
// Adds a test to this test case. Will delete the test upon
// destruction of the TestCase object.
void TestCase::AddTestInfo(TestInfo * test_info) {
test_info_list_.push_back(test_info);
test_indices_.push_back(static_cast<int>(test_indices_.size()));
}
// Runs every test in this TestCase.
void TestCase::Run() {
if (!should_run_) return;
internal::UnitTestImpl* const impl = internal::GetUnitTestImpl();
impl->set_current_test_case(this);
TestEventListener* repeater = UnitTest::GetInstance()->listeners().repeater();
repeater->OnTestCaseStart(*this);
impl->os_stack_trace_getter()->UponLeavingGTest();
internal::HandleExceptionsInMethodIfSupported(
this, &TestCase::RunSetUpTestCase, "SetUpTestCase()");
const internal::TimeInMillis start = internal::GetTimeInMillis();
for (int i = 0; i < total_test_count(); i++) {
GetMutableTestInfo(i)->Run();
}
elapsed_time_ = internal::GetTimeInMillis() - start;
impl->os_stack_trace_getter()->UponLeavingGTest();
internal::HandleExceptionsInMethodIfSupported(
this, &TestCase::RunTearDownTestCase, "TearDownTestCase()");
repeater->OnTestCaseEnd(*this);
impl->set_current_test_case(NULL);
}
// Clears the results of all tests in this test case.
void TestCase::ClearResult() {
ad_hoc_test_result_.Clear();
ForEach(test_info_list_, TestInfo::ClearTestResult);
}
// Shuffles the tests in this test case.
void TestCase::ShuffleTests(internal::Random* random) {
Shuffle(random, &test_indices_);
}
// Restores the test order to before the first shuffle.
void TestCase::UnshuffleTests() {
for (size_t i = 0; i < test_indices_.size(); i++) {
test_indices_[i] = static_cast<int>(i);
}
}
// Formats a countable noun. Depending on its quantity, either the
// singular form or the plural form is used. e.g.
//
// FormatCountableNoun(1, "formula", "formuli") returns "1 formula".
// FormatCountableNoun(5, "book", "books") returns "5 books".
static std::string FormatCountableNoun(int count,
const char * singular_form,
const char * plural_form) {
return internal::StreamableToString(count) + " " +
(count == 1 ? singular_form : plural_form);
}
// Formats the count of tests.
static std::string FormatTestCount(int test_count) {
return FormatCountableNoun(test_count, "test", "tests");
}
// Formats the count of test cases.
static std::string FormatTestCaseCount(int test_case_count) {
return FormatCountableNoun(test_case_count, "test case", "test cases");
}
// Converts a TestPartResult::Type enum to human-friendly string
// representation. Both kNonFatalFailure and kFatalFailure are translated
// to "Failure", as the user usually doesn't care about the difference
// between the two when viewing the test result.
static const char * TestPartResultTypeToString(TestPartResult::Type type) {
switch (type) {
case TestPartResult::kSuccess:
return "Success";
case TestPartResult::kNonFatalFailure:
case TestPartResult::kFatalFailure:
#ifdef _MSC_VER
return "error: ";
#else
return "Failure\n";
#endif
default:
return "Unknown result type";
}
}
namespace internal {
// Prints a TestPartResult to an std::string.
static std::string PrintTestPartResultToString(
const TestPartResult& test_part_result) {
return (Message()
<< internal::FormatFileLocation(test_part_result.file_name(),
test_part_result.line_number())
<< " " << TestPartResultTypeToString(test_part_result.type())
<< test_part_result.message()).GetString();
}
// Prints a TestPartResult.
static void PrintTestPartResult(const TestPartResult& test_part_result) {
const std::string& result =
PrintTestPartResultToString(test_part_result);
printf("%s\n", result.c_str());
fflush(stdout);
// If the test program runs in Visual Studio or a debugger, the
// following statements add the test part result message to the Output
// window such that the user can double-click on it to jump to the
// corresponding source code location; otherwise they do nothing.
#if GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE
// We don't call OutputDebugString*() on Windows Mobile, as printing
// to stdout is done by OutputDebugString() there already - we don't
// want the same message printed twice.
::OutputDebugStringA(result.c_str());
::OutputDebugStringA("\n");
#endif
}
// class PrettyUnitTestResultPrinter
enum GTestColor {
COLOR_DEFAULT,
COLOR_RED,
COLOR_GREEN,
COLOR_YELLOW
};
#if GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE
// Returns the character attribute for the given color.
WORD GetColorAttribute(GTestColor color) {
switch (color) {
case COLOR_RED: return FOREGROUND_RED;
case COLOR_GREEN: return FOREGROUND_GREEN;
case COLOR_YELLOW: return FOREGROUND_RED | FOREGROUND_GREEN;
default: return 0;
}
}
#else
// Returns the ANSI color code for the given color. COLOR_DEFAULT is
// an invalid input.
const char* GetAnsiColorCode(GTestColor color) {
switch (color) {
case COLOR_RED: return "1";
case COLOR_GREEN: return "2";
case COLOR_YELLOW: return "3";
default: return NULL;
};
}
#endif // GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE
// Returns true iff Google Test should use colors in the output.
bool ShouldUseColor(bool stdout_is_tty) {
const char* const gtest_color = GTEST_FLAG(color).c_str();
if (String::CaseInsensitiveCStringEquals(gtest_color, "auto")) {
#if GTEST_OS_WINDOWS
// On Windows the TERM variable is usually not set, but the
// console there does support colors.
return stdout_is_tty;
#else
// On non-Windows platforms, we rely on the TERM variable.
const char* const term = posix::GetEnv("TERM");
const bool term_supports_color =
String::CStringEquals(term, "xterm") ||
String::CStringEquals(term, "xterm-color") ||
String::CStringEquals(term, "xterm-256color") ||
String::CStringEquals(term, "screen") ||
String::CStringEquals(term, "screen-256color") ||
String::CStringEquals(term, "linux") ||
String::CStringEquals(term, "cygwin");
return stdout_is_tty && term_supports_color;
#endif // GTEST_OS_WINDOWS
}
return String::CaseInsensitiveCStringEquals(gtest_color, "yes") ||
String::CaseInsensitiveCStringEquals(gtest_color, "true") ||
String::CaseInsensitiveCStringEquals(gtest_color, "t") ||
String::CStringEquals(gtest_color, "1");
// We take "yes", "true", "t", and "1" as meaning "yes". If the
// value is neither one of these nor "auto", we treat it as "no" to
// be conservative.
}
// Helpers for printing colored strings to stdout. Note that on Windows, we
// cannot simply emit special characters and have the terminal change colors.
// This routine must actually emit the characters rather than return a string
// that would be colored when printed, as can be done on Linux.
void ColoredPrintf(GTestColor color, const char* fmt, ...) {
va_list args;
va_start(args, fmt);
#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN || GTEST_OS_ZOS || GTEST_OS_IOS
const bool use_color = false;
#else
static const bool in_color_mode =
ShouldUseColor(posix::IsATTY(posix::FileNo(stdout)) != 0);
const bool use_color = in_color_mode && (color != COLOR_DEFAULT);
#endif // GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN || GTEST_OS_ZOS
// The '!= 0' comparison is necessary to satisfy MSVC 7.1.
if (!use_color) {
vprintf(fmt, args);
va_end(args);
return;
}
#if GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE
const HANDLE stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
// Gets the current text color.
CONSOLE_SCREEN_BUFFER_INFO buffer_info;
GetConsoleScreenBufferInfo(stdout_handle, &buffer_info);
const WORD old_color_attrs = buffer_info.wAttributes;
// We need to flush the stream buffers into the console before each
// SetConsoleTextAttribute call lest it affect the text that is already
// printed but has not yet reached the console.
fflush(stdout);
SetConsoleTextAttribute(stdout_handle,
GetColorAttribute(color) | FOREGROUND_INTENSITY);
vprintf(fmt, args);
fflush(stdout);
// Restores the text color.
SetConsoleTextAttribute(stdout_handle, old_color_attrs);
#else
printf("\033[0;3%sm", GetAnsiColorCode(color));
vprintf(fmt, args);
printf("\033[m"); // Resets the terminal to default.
#endif // GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE
va_end(args);
}
// Text printed in Google Test's text output and --gunit_list_tests
// output to label the type parameter and value parameter for a test.
static const char kTypeParamLabel[] = "TypeParam";
static const char kValueParamLabel[] = "GetParam()";
void PrintFullTestCommentIfPresent(const TestInfo& test_info) {
const char* const type_param = test_info.type_param();
const char* const value_param = test_info.value_param();
if (type_param != NULL || value_param != NULL) {
printf(", where ");
if (type_param != NULL) {
printf("%s = %s", kTypeParamLabel, type_param);
if (value_param != NULL)
printf(" and ");
}
if (value_param != NULL) {
printf("%s = %s", kValueParamLabel, value_param);
}
}
}
// This class implements the TestEventListener interface.
//
// Class PrettyUnitTestResultPrinter is copyable.
class PrettyUnitTestResultPrinter : public TestEventListener {
public:
PrettyUnitTestResultPrinter() {}
static void PrintTestName(const char * test_case, const char * test) {
printf("%s.%s", test_case, test);
}
// The following methods override what's in the TestEventListener class.
virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) {}
virtual void OnTestIterationStart(const UnitTest& unit_test, int iteration);
virtual void OnEnvironmentsSetUpStart(const UnitTest& unit_test);
virtual void OnEnvironmentsSetUpEnd(const UnitTest& /*unit_test*/) {}
virtual void OnTestCaseStart(const TestCase& test_case);
virtual void OnTestStart(const TestInfo& test_info);
virtual void OnTestPartResult(const TestPartResult& result);
virtual void OnTestEnd(const TestInfo& test_info);
virtual void OnTestCaseEnd(const TestCase& test_case);
virtual void OnEnvironmentsTearDownStart(const UnitTest& unit_test);
virtual void OnEnvironmentsTearDownEnd(const UnitTest& /*unit_test*/) {}
virtual void OnTestIterationEnd(const UnitTest& unit_test, int iteration);
virtual void OnTestProgramEnd(const UnitTest& /*unit_test*/) {}
private:
static void PrintFailedTests(const UnitTest& unit_test);
};
// Fired before each iteration of tests starts.
void PrettyUnitTestResultPrinter::OnTestIterationStart(
const UnitTest& unit_test, int iteration) {
if (GTEST_FLAG(repeat) != 1)
printf("\nRepeating all tests (iteration %d) . . .\n\n", iteration + 1);
const char* const filter = GTEST_FLAG(filter).c_str();
// Prints the filter if it's not *. This reminds the user that some
// tests may be skipped.
if (!String::CStringEquals(filter, kUniversalFilter)) {
ColoredPrintf(COLOR_YELLOW,
"Note: %s filter = %s\n", GTEST_NAME_, filter);
}
if (internal::ShouldShard(kTestTotalShards, kTestShardIndex, false)) {
const Int32 shard_index = Int32FromEnvOrDie(kTestShardIndex, -1);
ColoredPrintf(COLOR_YELLOW,
"Note: This is test shard %d of %s.\n",
static_cast<int>(shard_index) + 1,
internal::posix::GetEnv(kTestTotalShards));
}
if (GTEST_FLAG(shuffle)) {
ColoredPrintf(COLOR_YELLOW,
"Note: Randomizing tests' orders with a seed of %d .\n",
unit_test.random_seed());
}
ColoredPrintf(COLOR_GREEN, "[==========] ");
printf("Running %s from %s.\n",
FormatTestCount(unit_test.test_to_run_count()).c_str(),
FormatTestCaseCount(unit_test.test_case_to_run_count()).c_str());
fflush(stdout);
}
void PrettyUnitTestResultPrinter::OnEnvironmentsSetUpStart(
const UnitTest& /*unit_test*/) {
ColoredPrintf(COLOR_GREEN, "[----------] ");
printf("Global test environment set-up.\n");
fflush(stdout);
}
void PrettyUnitTestResultPrinter::OnTestCaseStart(const TestCase& test_case) {
const std::string counts =
FormatCountableNoun(test_case.test_to_run_count(), "test", "tests");
ColoredPrintf(COLOR_GREEN, "[----------] ");
printf("%s from %s", counts.c_str(), test_case.name());
if (test_case.type_param() == NULL) {
printf("\n");
} else {
printf(", where %s = %s\n", kTypeParamLabel, test_case.type_param());
}
fflush(stdout);
}
void PrettyUnitTestResultPrinter::OnTestStart(const TestInfo& test_info) {
ColoredPrintf(COLOR_GREEN, "[ RUN ] ");
PrintTestName(test_info.test_case_name(), test_info.name());
printf("\n");
fflush(stdout);
}
// Called after an assertion failure.
void PrettyUnitTestResultPrinter::OnTestPartResult(
const TestPartResult& result) {
// If the test part succeeded, we don't need to do anything.
if (result.type() == TestPartResult::kSuccess)
return;
// Print failure message from the assertion (e.g. expected this and got that).
PrintTestPartResult(result);
fflush(stdout);
}
void PrettyUnitTestResultPrinter::OnTestEnd(const TestInfo& test_info) {
if (test_info.result()->Passed()) {
ColoredPrintf(COLOR_GREEN, "[ OK ] ");
} else {
ColoredPrintf(COLOR_RED, "[ FAILED ] ");
}
PrintTestName(test_info.test_case_name(), test_info.name());
if (test_info.result()->Failed())
PrintFullTestCommentIfPresent(test_info);
if (GTEST_FLAG(print_time)) {
printf(" (%s ms)\n", internal::StreamableToString(
test_info.result()->elapsed_time()).c_str());
} else {
printf("\n");
}
fflush(stdout);
}
void PrettyUnitTestResultPrinter::OnTestCaseEnd(const TestCase& test_case) {
if (!GTEST_FLAG(print_time)) return;
const std::string counts =
FormatCountableNoun(test_case.test_to_run_count(), "test", "tests");
ColoredPrintf(COLOR_GREEN, "[----------] ");
printf("%s from %s (%s ms total)\n\n",
counts.c_str(), test_case.name(),
internal::StreamableToString(test_case.elapsed_time()).c_str());
fflush(stdout);
}
void PrettyUnitTestResultPrinter::OnEnvironmentsTearDownStart(
const UnitTest& /*unit_test*/) {
ColoredPrintf(COLOR_GREEN, "[----------] ");
printf("Global test environment tear-down\n");
fflush(stdout);
}
// Internal helper for printing the list of failed tests.
void PrettyUnitTestResultPrinter::PrintFailedTests(const UnitTest& unit_test) {
const int failed_test_count = unit_test.failed_test_count();
if (failed_test_count == 0) {
return;
}
for (int i = 0; i < unit_test.total_test_case_count(); ++i) {
const TestCase& test_case = *unit_test.GetTestCase(i);
if (!test_case.should_run() || (test_case.failed_test_count() == 0)) {
continue;
}
for (int j = 0; j < test_case.total_test_count(); ++j) {
const TestInfo& test_info = *test_case.GetTestInfo(j);
if (!test_info.should_run() || test_info.result()->Passed()) {
continue;
}
ColoredPrintf(COLOR_RED, "[ FAILED ] ");
printf("%s.%s", test_case.name(), test_info.name());
PrintFullTestCommentIfPresent(test_info);
printf("\n");
}
}
}
void PrettyUnitTestResultPrinter::OnTestIterationEnd(const UnitTest& unit_test,
int /*iteration*/) {
ColoredPrintf(COLOR_GREEN, "[==========] ");
printf("%s from %s ran.",
FormatTestCount(unit_test.test_to_run_count()).c_str(),
FormatTestCaseCount(unit_test.test_case_to_run_count()).c_str());
if (GTEST_FLAG(print_time)) {
printf(" (%s ms total)",
internal::StreamableToString(unit_test.elapsed_time()).c_str());
}
printf("\n");
ColoredPrintf(COLOR_GREEN, "[ PASSED ] ");
printf("%s.\n", FormatTestCount(unit_test.successful_test_count()).c_str());
int num_failures = unit_test.failed_test_count();
if (!unit_test.Passed()) {
const int failed_test_count = unit_test.failed_test_count();
ColoredPrintf(COLOR_RED, "[ FAILED ] ");
printf("%s, listed below:\n", FormatTestCount(failed_test_count).c_str());
PrintFailedTests(unit_test);
printf("\n%2d FAILED %s\n", num_failures,
num_failures == 1 ? "TEST" : "TESTS");
}
int num_disabled = unit_test.reportable_disabled_test_count();
if (num_disabled && !GTEST_FLAG(also_run_disabled_tests)) {
if (!num_failures) {
printf("\n"); // Add a spacer if no FAILURE banner is displayed.
}
ColoredPrintf(COLOR_YELLOW,
" YOU HAVE %d DISABLED %s\n\n",
num_disabled,
num_disabled == 1 ? "TEST" : "TESTS");
}
// Ensure that Google Test output is printed before, e.g., heapchecker output.
fflush(stdout);
}
// End PrettyUnitTestResultPrinter
// class TestEventRepeater
//
// This class forwards events to other event listeners.
class TestEventRepeater : public TestEventListener {
public:
TestEventRepeater() : forwarding_enabled_(true) {}
virtual ~TestEventRepeater();
void Append(TestEventListener *listener);
TestEventListener* Release(TestEventListener* listener);
// Controls whether events will be forwarded to listeners_. Set to false
// in death test child processes.
bool forwarding_enabled() const { return forwarding_enabled_; }
void set_forwarding_enabled(bool enable) { forwarding_enabled_ = enable; }
virtual void OnTestProgramStart(const UnitTest& unit_test);
virtual void OnTestIterationStart(const UnitTest& unit_test, int iteration);
virtual void OnEnvironmentsSetUpStart(const UnitTest& unit_test);
virtual void OnEnvironmentsSetUpEnd(const UnitTest& unit_test);
virtual void OnTestCaseStart(const TestCase& test_case);
virtual void OnTestStart(const TestInfo& test_info);
virtual void OnTestPartResult(const TestPartResult& result);
virtual void OnTestEnd(const TestInfo& test_info);
virtual void OnTestCaseEnd(const TestCase& test_case);
virtual void OnEnvironmentsTearDownStart(const UnitTest& unit_test);
virtual void OnEnvironmentsTearDownEnd(const UnitTest& unit_test);
virtual void OnTestIterationEnd(const UnitTest& unit_test, int iteration);
virtual void OnTestProgramEnd(const UnitTest& unit_test);
private:
// Controls whether events will be forwarded to listeners_. Set to false
// in death test child processes.
bool forwarding_enabled_;
// The list of listeners that receive events.
std::vector<TestEventListener*> listeners_;
GTEST_DISALLOW_COPY_AND_ASSIGN_(TestEventRepeater);
};
TestEventRepeater::~TestEventRepeater() {
ForEach(listeners_, Delete<TestEventListener>);
}
void TestEventRepeater::Append(TestEventListener *listener) {
listeners_.push_back(listener);
}
// TODO(vladl@google.com): Factor the search functionality into Vector::Find.
TestEventListener* TestEventRepeater::Release(TestEventListener *listener) {
for (size_t i = 0; i < listeners_.size(); ++i) {
if (listeners_[i] == listener) {
listeners_.erase(listeners_.begin() + i);
return listener;
}
}
return NULL;
}
// Since most methods are very similar, use macros to reduce boilerplate.
// This defines a member that forwards the call to all listeners.
#define GTEST_REPEATER_METHOD_(Name, Type) \
void TestEventRepeater::Name(const Type& parameter) { \
if (forwarding_enabled_) { \
for (size_t i = 0; i < listeners_.size(); i++) { \
listeners_[i]->Name(parameter); \
} \
} \
}
// This defines a member that forwards the call to all listeners in reverse
// order.
#define GTEST_REVERSE_REPEATER_METHOD_(Name, Type) \
void TestEventRepeater::Name(const Type& parameter) { \
if (forwarding_enabled_) { \
for (int i = static_cast<int>(listeners_.size()) - 1; i >= 0; i--) { \
listeners_[i]->Name(parameter); \
} \
} \
}
GTEST_REPEATER_METHOD_(OnTestProgramStart, UnitTest)
GTEST_REPEATER_METHOD_(OnEnvironmentsSetUpStart, UnitTest)
GTEST_REPEATER_METHOD_(OnTestCaseStart, TestCase)
GTEST_REPEATER_METHOD_(OnTestStart, TestInfo)
GTEST_REPEATER_METHOD_(OnTestPartResult, TestPartResult)
GTEST_REPEATER_METHOD_(OnEnvironmentsTearDownStart, UnitTest)
GTEST_REVERSE_REPEATER_METHOD_(OnEnvironmentsSetUpEnd, UnitTest)
GTEST_REVERSE_REPEATER_METHOD_(OnEnvironmentsTearDownEnd, UnitTest)
GTEST_REVERSE_REPEATER_METHOD_(OnTestEnd, TestInfo)
GTEST_REVERSE_REPEATER_METHOD_(OnTestCaseEnd, TestCase)
GTEST_REVERSE_REPEATER_METHOD_(OnTestProgramEnd, UnitTest)
#undef GTEST_REPEATER_METHOD_
#undef GTEST_REVERSE_REPEATER_METHOD_
void TestEventRepeater::OnTestIterationStart(const UnitTest& unit_test,
int iteration) {
if (forwarding_enabled_) {
for (size_t i = 0; i < listeners_.size(); i++) {
listeners_[i]->OnTestIterationStart(unit_test, iteration);
}
}
}
void TestEventRepeater::OnTestIterationEnd(const UnitTest& unit_test,
int iteration) {
if (forwarding_enabled_) {
for (int i = static_cast<int>(listeners_.size()) - 1; i >= 0; i--) {
listeners_[i]->OnTestIterationEnd(unit_test, iteration);
}
}
}
// End TestEventRepeater
// This class generates an XML output file.
class XmlUnitTestResultPrinter : public EmptyTestEventListener {
public:
explicit XmlUnitTestResultPrinter(const char* output_file);
virtual void OnTestIterationEnd(const UnitTest& unit_test, int iteration);
private:
// Is c a whitespace character that is normalized to a space character
// when it appears in an XML attribute value?
static bool IsNormalizableWhitespace(char c) {
return c == 0x9 || c == 0xA || c == 0xD;
}
// May c appear in a well-formed XML document?
static bool IsValidXmlCharacter(char c) {
return IsNormalizableWhitespace(c) || c >= 0x20;
}
// Returns an XML-escaped copy of the input string str. If
// is_attribute is true, the text is meant to appear as an attribute
// value, and normalizable whitespace is preserved by replacing it
// with character references.
static std::string EscapeXml(const std::string& str, bool is_attribute);
// Returns the given string with all characters invalid in XML removed.
static std::string RemoveInvalidXmlCharacters(const std::string& str);
// Convenience wrapper around EscapeXml when str is an attribute value.
static std::string EscapeXmlAttribute(const std::string& str) {
return EscapeXml(str, true);
}
// Convenience wrapper around EscapeXml when str is not an attribute value.
static std::string EscapeXmlText(const char* str) {
return EscapeXml(str, false);
}
// Verifies that the given attribute belongs to the given element and
// streams the attribute as XML.
static void OutputXmlAttribute(std::ostream* stream,
const std::string& element_name,
const std::string& name,
const std::string& value);
// Streams an XML CDATA section, escaping invalid CDATA sequences as needed.
static void OutputXmlCDataSection(::std::ostream* stream, const char* data);
// Streams an XML representation of a TestInfo object.
static void OutputXmlTestInfo(::std::ostream* stream,
const char* test_case_name,
const TestInfo& test_info);
// Prints an XML representation of a TestCase object
static void PrintXmlTestCase(::std::ostream* stream,
const TestCase& test_case);
// Prints an XML summary of unit_test to output stream out.
static void PrintXmlUnitTest(::std::ostream* stream,
const UnitTest& unit_test);
// Produces a string representing the test properties in a result as space
// delimited XML attributes based on the property key="value" pairs.
// When the std::string is not empty, it includes a space at the beginning,
// to delimit this attribute from prior attributes.
static std::string TestPropertiesAsXmlAttributes(const TestResult& result);
// The output file.
const std::string output_file_;
GTEST_DISALLOW_COPY_AND_ASSIGN_(XmlUnitTestResultPrinter);
};
// Creates a new XmlUnitTestResultPrinter.
XmlUnitTestResultPrinter::XmlUnitTestResultPrinter(const char* output_file)
: output_file_(output_file) {
if (output_file_.c_str() == NULL || output_file_.empty()) {
fprintf(stderr, "XML output file may not be null\n");
fflush(stderr);
exit(EXIT_FAILURE);
}
}
// Called after the unit test ends.
void XmlUnitTestResultPrinter::OnTestIterationEnd(const UnitTest& unit_test,
int /*iteration*/) {
FILE* xmlout = NULL;
FilePath output_file(output_file_);
FilePath output_dir(output_file.RemoveFileName());
if (output_dir.CreateDirectoriesRecursively()) {
xmlout = posix::FOpen(output_file_.c_str(), "w");
}
if (xmlout == NULL) {
// TODO(wan): report the reason of the failure.
//
// We don't do it for now as:
//
// 1. There is no urgent need for it.
// 2. It's a bit involved to make the errno variable thread-safe on
// all three operating systems (Linux, Windows, and Mac OS).
// 3. To interpret the meaning of errno in a thread-safe way,
// we need the strerror_r() function, which is not available on
// Windows.
fprintf(stderr,
"Unable to open file \"%s\"\n",
output_file_.c_str());
fflush(stderr);
exit(EXIT_FAILURE);
}
std::stringstream stream;
PrintXmlUnitTest(&stream, unit_test);
fprintf(xmlout, "%s", StringStreamToString(&stream).c_str());
fclose(xmlout);
}
// Returns an XML-escaped copy of the input string str. If is_attribute
// is true, the text is meant to appear as an attribute value, and
// normalizable whitespace is preserved by replacing it with character
// references.
//
// Invalid XML characters in str, if any, are stripped from the output.
// It is expected that most, if not all, of the text processed by this
// module will consist of ordinary English text.
// If this module is ever modified to produce version 1.1 XML output,
// most invalid characters can be retained using character references.
// TODO(wan): It might be nice to have a minimally invasive, human-readable
// escaping scheme for invalid characters, rather than dropping them.
std::string XmlUnitTestResultPrinter::EscapeXml(
const std::string& str, bool is_attribute) {
Message m;
for (size_t i = 0; i < str.size(); ++i) {
const char ch = str[i];
switch (ch) {
case '<':
m << "&lt;";
break;
case '>':
m << "&gt;";
break;
case '&':
m << "&amp;";
break;
case '\'':
if (is_attribute)
m << "&apos;";
else
m << '\'';
break;
case '"':
if (is_attribute)
m << "&quot;";
else
m << '"';
break;
default:
if (IsValidXmlCharacter(ch)) {
if (is_attribute && IsNormalizableWhitespace(ch))
m << "&#x" << String::FormatByte(static_cast<unsigned char>(ch))
<< ";";
else
m << ch;
}
break;
}
}
return m.GetString();
}
// Returns the given string with all characters invalid in XML removed.
// Currently invalid characters are dropped from the string. An
// alternative is to replace them with certain characters such as . or ?.
std::string XmlUnitTestResultPrinter::RemoveInvalidXmlCharacters(
const std::string& str) {
std::string output;
output.reserve(str.size());
for (std::string::const_iterator it = str.begin(); it != str.end(); ++it)
if (IsValidXmlCharacter(*it))
output.push_back(*it);
return output;
}
// The following routines generate an XML representation of a UnitTest
// object.
//
// This is how Google Test concepts map to the DTD:
//
// <testsuites name="AllTests"> <-- corresponds to a UnitTest object
// <testsuite name="testcase-name"> <-- corresponds to a TestCase object
// <testcase name="test-name"> <-- corresponds to a TestInfo object
// <failure message="...">...</failure>
// <failure message="...">...</failure>
// <failure message="...">...</failure>
// <-- individual assertion failures
// </testcase>
// </testsuite>
// </testsuites>
// Formats the given time in milliseconds as seconds.
std::string FormatTimeInMillisAsSeconds(TimeInMillis ms) {
::std::stringstream ss;
ss << ms/1000.0;
return ss.str();
}
// Converts the given epoch time in milliseconds to a date string in the ISO
// 8601 format, without the timezone information.
std::string FormatEpochTimeInMillisAsIso8601(TimeInMillis ms) {
// Using non-reentrant version as localtime_r is not portable.
time_t seconds = static_cast<time_t>(ms / 1000);
#ifdef _MSC_VER
# pragma warning(push) // Saves the current warning state.
# pragma warning(disable:4996) // Temporarily disables warning 4996
// (function or variable may be unsafe).
const struct tm* const time_struct = localtime(&seconds); // NOLINT
# pragma warning(pop) // Restores the warning state again.
#else
const struct tm* const time_struct = localtime(&seconds); // NOLINT
#endif
if (time_struct == NULL)
return ""; // Invalid ms value
// YYYY-MM-DDThh:mm:ss
return StreamableToString(time_struct->tm_year + 1900) + "-" +
String::FormatIntWidth2(time_struct->tm_mon + 1) + "-" +
String::FormatIntWidth2(time_struct->tm_mday) + "T" +
String::FormatIntWidth2(time_struct->tm_hour) + ":" +
String::FormatIntWidth2(time_struct->tm_min) + ":" +
String::FormatIntWidth2(time_struct->tm_sec);
}
// Streams an XML CDATA section, escaping invalid CDATA sequences as needed.
void XmlUnitTestResultPrinter::OutputXmlCDataSection(::std::ostream* stream,
const char* data) {
const char* segment = data;
*stream << "<![CDATA[";
for (;;) {
const char* const next_segment = strstr(segment, "]]>");
if (next_segment != NULL) {
stream->write(
segment, static_cast<std::streamsize>(next_segment - segment));
*stream << "]]>]]&gt;<![CDATA[";
segment = next_segment + strlen("]]>");
} else {
*stream << segment;
break;
}
}
*stream << "]]>";
}
void XmlUnitTestResultPrinter::OutputXmlAttribute(
std::ostream* stream,
const std::string& element_name,
const std::string& name,
const std::string& value) {
const std::vector<std::string>& allowed_names =
GetReservedAttributesForElement(element_name);
GTEST_CHECK_(std::find(allowed_names.begin(), allowed_names.end(), name) !=
allowed_names.end())
<< "Attribute " << name << " is not allowed for element <" << element_name
<< ">.";
*stream << " " << name << "=\"" << EscapeXmlAttribute(value) << "\"";
}
// Prints an XML representation of a TestInfo object.
// TODO(wan): There is also value in printing properties with the plain printer.
void XmlUnitTestResultPrinter::OutputXmlTestInfo(::std::ostream* stream,
const char* test_case_name,
const TestInfo& test_info) {
const TestResult& result = *test_info.result();
const std::string kTestcase = "testcase";
*stream << " <testcase";
OutputXmlAttribute(stream, kTestcase, "name", test_info.name());
if (test_info.value_param() != NULL) {
OutputXmlAttribute(stream, kTestcase, "value_param",
test_info.value_param());
}
if (test_info.type_param() != NULL) {
OutputXmlAttribute(stream, kTestcase, "type_param", test_info.type_param());
}
OutputXmlAttribute(stream, kTestcase, "status",
test_info.should_run() ? "run" : "notrun");
OutputXmlAttribute(stream, kTestcase, "time",
FormatTimeInMillisAsSeconds(result.elapsed_time()));
OutputXmlAttribute(stream, kTestcase, "classname", test_case_name);
*stream << TestPropertiesAsXmlAttributes(result);
int failures = 0;
for (int i = 0; i < result.total_part_count(); ++i) {
const TestPartResult& part = result.GetTestPartResult(i);
if (part.failed()) {
if (++failures == 1) {
*stream << ">\n";
}
const string location = internal::FormatCompilerIndependentFileLocation(
part.file_name(), part.line_number());
const string summary = location + "\n" + part.summary();
*stream << " <failure message=\""
<< EscapeXmlAttribute(summary.c_str())
<< "\" type=\"\">";
const string detail = location + "\n" + part.message();
OutputXmlCDataSection(stream, RemoveInvalidXmlCharacters(detail).c_str());
*stream << "</failure>\n";
}
}
if (failures == 0)
*stream << " />\n";
else
*stream << " </testcase>\n";
}
// Prints an XML representation of a TestCase object
void XmlUnitTestResultPrinter::PrintXmlTestCase(std::ostream* stream,
const TestCase& test_case) {
const std::string kTestsuite = "testsuite";
*stream << " <" << kTestsuite;
OutputXmlAttribute(stream, kTestsuite, "name", test_case.name());
OutputXmlAttribute(stream, kTestsuite, "tests",
StreamableToString(test_case.reportable_test_count()));
OutputXmlAttribute(stream, kTestsuite, "failures",
StreamableToString(test_case.failed_test_count()));
OutputXmlAttribute(
stream, kTestsuite, "disabled",
StreamableToString(test_case.reportable_disabled_test_count()));
OutputXmlAttribute(stream, kTestsuite, "errors", "0");
OutputXmlAttribute(stream, kTestsuite, "time",
FormatTimeInMillisAsSeconds(test_case.elapsed_time()));
*stream << TestPropertiesAsXmlAttributes(test_case.ad_hoc_test_result())
<< ">\n";
for (int i = 0; i < test_case.total_test_count(); ++i) {
if (test_case.GetTestInfo(i)->is_reportable())
OutputXmlTestInfo(stream, test_case.name(), *test_case.GetTestInfo(i));
}
*stream << " </" << kTestsuite << ">\n";
}
// Prints an XML summary of unit_test to output stream out.
void XmlUnitTestResultPrinter::PrintXmlUnitTest(std::ostream* stream,
const UnitTest& unit_test) {
const std::string kTestsuites = "testsuites";
*stream << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
*stream << "<" << kTestsuites;
OutputXmlAttribute(stream, kTestsuites, "tests",
StreamableToString(unit_test.reportable_test_count()));
OutputXmlAttribute(stream, kTestsuites, "failures",
StreamableToString(unit_test.failed_test_count()));
OutputXmlAttribute(
stream, kTestsuites, "disabled",
StreamableToString(unit_test.reportable_disabled_test_count()));
OutputXmlAttribute(stream, kTestsuites, "errors", "0");
OutputXmlAttribute(
stream, kTestsuites, "timestamp",
FormatEpochTimeInMillisAsIso8601(unit_test.start_timestamp()));
OutputXmlAttribute(stream, kTestsuites, "time",
FormatTimeInMillisAsSeconds(unit_test.elapsed_time()));
if (GTEST_FLAG(shuffle)) {
OutputXmlAttribute(stream, kTestsuites, "random_seed",
StreamableToString(unit_test.random_seed()));
}
*stream << TestPropertiesAsXmlAttributes(unit_test.ad_hoc_test_result());
OutputXmlAttribute(stream, kTestsuites, "name", "AllTests");
*stream << ">\n";
for (int i = 0; i < unit_test.total_test_case_count(); ++i) {
if (unit_test.GetTestCase(i)->reportable_test_count() > 0)
PrintXmlTestCase(stream, *unit_test.GetTestCase(i));
}
*stream << "</" << kTestsuites << ">\n";
}
// Produces a string representing the test properties in a result as space
// delimited XML attributes based on the property key="value" pairs.
std::string XmlUnitTestResultPrinter::TestPropertiesAsXmlAttributes(
const TestResult& result) {
Message attributes;
for (int i = 0; i < result.test_property_count(); ++i) {
const TestProperty& property = result.GetTestProperty(i);
attributes << " " << property.key() << "="
<< "\"" << EscapeXmlAttribute(property.value()) << "\"";
}
return attributes.GetString();
}
// End XmlUnitTestResultPrinter
#if GTEST_CAN_STREAM_RESULTS_
// Checks if str contains '=', '&', '%' or '\n' characters. If yes,
// replaces them by "%xx" where xx is their hexadecimal value. For
// example, replaces "=" with "%3D". This algorithm is O(strlen(str))
// in both time and space -- important as the input str may contain an
// arbitrarily long test failure message and stack trace.
string StreamingListener::UrlEncode(const char* str) {
string result;
result.reserve(strlen(str) + 1);
for (char ch = *str; ch != '\0'; ch = *++str) {
switch (ch) {
case '%':
case '=':
case '&':
case '\n':
result.append("%" + String::FormatByte(static_cast<unsigned char>(ch)));
break;
default:
result.push_back(ch);
break;
}
}
return result;
}
void StreamingListener::SocketWriter::MakeConnection() {
GTEST_CHECK_(sockfd_ == -1)
<< "MakeConnection() can't be called when there is already a connection.";
addrinfo hints;
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC; // To allow both IPv4 and IPv6 addresses.
hints.ai_socktype = SOCK_STREAM;
addrinfo* servinfo = NULL;
// Use the getaddrinfo() to get a linked list of IP addresses for
// the given host name.
const int error_num = getaddrinfo(
host_name_.c_str(), port_num_.c_str(), &hints, &servinfo);
if (error_num != 0) {
GTEST_LOG_(WARNING) << "stream_result_to: getaddrinfo() failed: "
<< gai_strerror(error_num);
}
// Loop through all the results and connect to the first we can.
for (addrinfo* cur_addr = servinfo; sockfd_ == -1 && cur_addr != NULL;
cur_addr = cur_addr->ai_next) {
sockfd_ = socket(
cur_addr->ai_family, cur_addr->ai_socktype, cur_addr->ai_protocol);
if (sockfd_ != -1) {
// Connect the client socket to the server socket.
if (connect(sockfd_, cur_addr->ai_addr, cur_addr->ai_addrlen) == -1) {
close(sockfd_);
sockfd_ = -1;
}
}
}
freeaddrinfo(servinfo); // all done with this structure
if (sockfd_ == -1) {
GTEST_LOG_(WARNING) << "stream_result_to: failed to connect to "
<< host_name_ << ":" << port_num_;
}
}
// End of class Streaming Listener
#endif // GTEST_CAN_STREAM_RESULTS__
// Class ScopedTrace
// Pushes the given source file location and message onto a per-thread
// trace stack maintained by Google Test.
ScopedTrace::ScopedTrace(const char* file, int line, const Message& message)
GTEST_LOCK_EXCLUDED_(&UnitTest::mutex_) {
TraceInfo trace;
trace.file = file;
trace.line = line;
trace.message = message.GetString();
UnitTest::GetInstance()->PushGTestTrace(trace);
}
// Pops the info pushed by the c'tor.
ScopedTrace::~ScopedTrace()
GTEST_LOCK_EXCLUDED_(&UnitTest::mutex_) {
UnitTest::GetInstance()->PopGTestTrace();
}
// class OsStackTraceGetter
// Returns the current OS stack trace as an std::string. Parameters:
//
// max_depth - the maximum number of stack frames to be included
// in the trace.
// skip_count - the number of top frames to be skipped; doesn't count
// against max_depth.
//
string OsStackTraceGetter::CurrentStackTrace(int /* max_depth */,
int /* skip_count */)
GTEST_LOCK_EXCLUDED_(mutex_) {
return "";
}
void OsStackTraceGetter::UponLeavingGTest()
GTEST_LOCK_EXCLUDED_(mutex_) {
}
const char* const
OsStackTraceGetter::kElidedFramesMarker =
"... " GTEST_NAME_ " internal frames ...";
// A helper class that creates the premature-exit file in its
// constructor and deletes the file in its destructor.
class ScopedPrematureExitFile {
public:
explicit ScopedPrematureExitFile(const char* premature_exit_filepath)
: premature_exit_filepath_(premature_exit_filepath) {
// If a path to the premature-exit file is specified...
if (premature_exit_filepath != NULL && *premature_exit_filepath != '\0') {
// create the file with a single "0" character in it. I/O
// errors are ignored as there's nothing better we can do and we
// don't want to fail the test because of this.
FILE* pfile = posix::FOpen(premature_exit_filepath, "w");
fwrite("0", 1, 1, pfile);
fclose(pfile);
}
}
~ScopedPrematureExitFile() {
if (premature_exit_filepath_ != NULL && *premature_exit_filepath_ != '\0') {
remove(premature_exit_filepath_);
}
}
private:
const char* const premature_exit_filepath_;
GTEST_DISALLOW_COPY_AND_ASSIGN_(ScopedPrematureExitFile);
};
} // namespace internal
// class TestEventListeners
TestEventListeners::TestEventListeners()
: repeater_(new internal::TestEventRepeater()),
default_result_printer_(NULL),
default_xml_generator_(NULL) {
}
TestEventListeners::~TestEventListeners() { delete repeater_; }
// Returns the standard listener responsible for the default console
// output. Can be removed from the listeners list to shut down default
// console output. Note that removing this object from the listener list
// with Release transfers its ownership to the user.
void TestEventListeners::Append(TestEventListener* listener) {
repeater_->Append(listener);
}
// Removes the given event listener from the list and returns it. It then
// becomes the caller's responsibility to delete the listener. Returns
// NULL if the listener is not found in the list.
TestEventListener* TestEventListeners::Release(TestEventListener* listener) {
if (listener == default_result_printer_)
default_result_printer_ = NULL;
else if (listener == default_xml_generator_)
default_xml_generator_ = NULL;
return repeater_->Release(listener);
}
// Returns repeater that broadcasts the TestEventListener events to all
// subscribers.
TestEventListener* TestEventListeners::repeater() { return repeater_; }
// Sets the default_result_printer attribute to the provided listener.
// The listener is also added to the listener list and previous
// default_result_printer is removed from it and deleted. The listener can
// also be NULL in which case it will not be added to the list. Does
// nothing if the previous and the current listener objects are the same.
void TestEventListeners::SetDefaultResultPrinter(TestEventListener* listener) {
if (default_result_printer_ != listener) {
// It is an error to pass this method a listener that is already in the
// list.
delete Release(default_result_printer_);
default_result_printer_ = listener;
if (listener != NULL)
Append(listener);
}
}
// Sets the default_xml_generator attribute to the provided listener. The
// listener is also added to the listener list and previous
// default_xml_generator is removed from it and deleted. The listener can
// also be NULL in which case it will not be added to the list. Does
// nothing if the previous and the current listener objects are the same.
void TestEventListeners::SetDefaultXmlGenerator(TestEventListener* listener) {
if (default_xml_generator_ != listener) {
// It is an error to pass this method a listener that is already in the
// list.
delete Release(default_xml_generator_);
default_xml_generator_ = listener;
if (listener != NULL)
Append(listener);
}
}
// Controls whether events will be forwarded by the repeater to the
// listeners in the list.
bool TestEventListeners::EventForwardingEnabled() const {
return repeater_->forwarding_enabled();
}
void TestEventListeners::SuppressEventForwarding() {
repeater_->set_forwarding_enabled(false);
}
// class UnitTest
// Gets the singleton UnitTest object. The first time this method is
// called, a UnitTest object is constructed and returned. Consecutive
// calls will return the same object.
//
// We don't protect this under mutex_ as a user is not supposed to
// call this before main() starts, from which point on the return
// value will never change.
UnitTest* UnitTest::GetInstance() {
// When compiled with MSVC 7.1 in optimized mode, destroying the
// UnitTest object upon exiting the program messes up the exit code,
// causing successful tests to appear failed. We have to use a
// different implementation in this case to bypass the compiler bug.
// This implementation makes the compiler happy, at the cost of
// leaking the UnitTest object.
// CodeGear C++Builder insists on a public destructor for the
// default implementation. Use this implementation to keep good OO
// design with private destructor.
#if (_MSC_VER == 1310 && !defined(_DEBUG)) || defined(__BORLANDC__)
static UnitTest* const instance = new UnitTest;
return instance;
#else
static UnitTest instance;
return &instance;
#endif // (_MSC_VER == 1310 && !defined(_DEBUG)) || defined(__BORLANDC__)
}
// Gets the number of successful test cases.
int UnitTest::successful_test_case_count() const {
return impl()->successful_test_case_count();
}
// Gets the number of failed test cases.
int UnitTest::failed_test_case_count() const {
return impl()->failed_test_case_count();
}
// Gets the number of all test cases.
int UnitTest::total_test_case_count() const {
return impl()->total_test_case_count();
}
// Gets the number of all test cases that contain at least one test
// that should run.
int UnitTest::test_case_to_run_count() const {
return impl()->test_case_to_run_count();
}
// Gets the number of successful tests.
int UnitTest::successful_test_count() const {
return impl()->successful_test_count();
}
// Gets the number of failed tests.
int UnitTest::failed_test_count() const { return impl()->failed_test_count(); }
// Gets the number of disabled tests that will be reported in the XML report.
int UnitTest::reportable_disabled_test_count() const {
return impl()->reportable_disabled_test_count();
}
// Gets the number of disabled tests.
int UnitTest::disabled_test_count() const {
return impl()->disabled_test_count();
}
// Gets the number of tests to be printed in the XML report.
int UnitTest::reportable_test_count() const {
return impl()->reportable_test_count();
}
// Gets the number of all tests.
int UnitTest::total_test_count() const { return impl()->total_test_count(); }
// Gets the number of tests that should run.
int UnitTest::test_to_run_count() const { return impl()->test_to_run_count(); }
// Gets the time of the test program start, in ms from the start of the
// UNIX epoch.
internal::TimeInMillis UnitTest::start_timestamp() const {
return impl()->start_timestamp();
}
// Gets the elapsed time, in milliseconds.
internal::TimeInMillis UnitTest::elapsed_time() const {
return impl()->elapsed_time();
}
// Returns true iff the unit test passed (i.e. all test cases passed).
bool UnitTest::Passed() const { return impl()->Passed(); }
// Returns true iff the unit test failed (i.e. some test case failed
// or something outside of all tests failed).
bool UnitTest::Failed() const { return impl()->Failed(); }
// Gets the i-th test case among all the test cases. i can range from 0 to
// total_test_case_count() - 1. If i is not in that range, returns NULL.
const TestCase* UnitTest::GetTestCase(int i) const {
return impl()->GetTestCase(i);
}
// Returns the TestResult containing information on test failures and
// properties logged outside of individual test cases.
const TestResult& UnitTest::ad_hoc_test_result() const {
return *impl()->ad_hoc_test_result();
}
// Gets the i-th test case among all the test cases. i can range from 0 to
// total_test_case_count() - 1. If i is not in that range, returns NULL.
TestCase* UnitTest::GetMutableTestCase(int i) {
return impl()->GetMutableTestCase(i);
}
// Returns the list of event listeners that can be used to track events
// inside Google Test.
TestEventListeners& UnitTest::listeners() {
return *impl()->listeners();
}
// Registers and returns a global test environment. When a test
// program is run, all global test environments will be set-up in the
// order they were registered. After all tests in the program have
// finished, all global test environments will be torn-down in the
// *reverse* order they were registered.
//
// The UnitTest object takes ownership of the given environment.
//
// We don't protect this under mutex_, as we only support calling it
// from the main thread.
Environment* UnitTest::AddEnvironment(Environment* env) {
if (env == NULL) {
return NULL;
}
impl_->environments().push_back(env);
return env;
}
// Adds a TestPartResult to the current TestResult object. All Google Test
// assertion macros (e.g. ASSERT_TRUE, EXPECT_EQ, etc) eventually call
// this to report their results. The user code should use the
// assertion macros instead of calling this directly.
void UnitTest::AddTestPartResult(
TestPartResult::Type result_type,
const char* file_name,
int line_number,
const std::string& message,
const std::string& os_stack_trace) GTEST_LOCK_EXCLUDED_(mutex_) {
Message msg;
msg << message;
internal::MutexLock lock(&mutex_);
if (impl_->gtest_trace_stack().size() > 0) {
msg << "\n" << GTEST_NAME_ << " trace:";
for (int i = static_cast<int>(impl_->gtest_trace_stack().size());
i > 0; --i) {
const internal::TraceInfo& trace = impl_->gtest_trace_stack()[i - 1];
msg << "\n" << internal::FormatFileLocation(trace.file, trace.line)
<< " " << trace.message;
}
}
if (os_stack_trace.c_str() != NULL && !os_stack_trace.empty()) {
msg << internal::kStackTraceMarker << os_stack_trace;
}
const TestPartResult result =
TestPartResult(result_type, file_name, line_number,
msg.GetString().c_str());
impl_->GetTestPartResultReporterForCurrentThread()->
ReportTestPartResult(result);
if (result_type != TestPartResult::kSuccess) {
// gtest_break_on_failure takes precedence over
// gtest_throw_on_failure. This allows a user to set the latter
// in the code (perhaps in order to use Google Test assertions
// with another testing framework) and specify the former on the
// command line for debugging.
if (GTEST_FLAG(break_on_failure)) {
#if GTEST_OS_WINDOWS
// Using DebugBreak on Windows allows gtest to still break into a debugger
// when a failure happens and both the --gtest_break_on_failure and
// the --gtest_catch_exceptions flags are specified.
DebugBreak();
#else
// Dereference NULL through a volatile pointer to prevent the compiler
// from removing. We use this rather than abort() or __builtin_trap() for
// portability: Symbian doesn't implement abort() well, and some debuggers
// don't correctly trap abort().
*static_cast<volatile int*>(NULL) = 1;
#endif // GTEST_OS_WINDOWS
} else if (GTEST_FLAG(throw_on_failure)) {
#if GTEST_HAS_EXCEPTIONS
throw internal::GoogleTestFailureException(result);
#else
// We cannot call abort() as it generates a pop-up in debug mode
// that cannot be suppressed in VC 7.1 or below.
exit(1);
#endif
}
}
}
// Adds a TestProperty to the current TestResult object when invoked from
// inside a test, to current TestCase's ad_hoc_test_result_ when invoked
// from SetUpTestCase or TearDownTestCase, or to the global property set
// when invoked elsewhere. If the result already contains a property with
// the same key, the value will be updated.
void UnitTest::RecordProperty(const std::string& key,
const std::string& value) {
impl_->RecordProperty(TestProperty(key, value));
}
// Runs all tests in this UnitTest object and prints the result.
// Returns 0 if successful, or 1 otherwise.
//
// We don't protect this under mutex_, as we only support calling it
// from the main thread.
int UnitTest::Run() {
const bool in_death_test_child_process =
internal::GTEST_FLAG(internal_run_death_test).length() > 0;
// Google Test implements this protocol for catching that a test
// program exits before returning control to Google Test:
//
// 1. Upon start, Google Test creates a file whose absolute path
// is specified by the environment variable
// TEST_PREMATURE_EXIT_FILE.
// 2. When Google Test has finished its work, it deletes the file.
//
// This allows a test runner to set TEST_PREMATURE_EXIT_FILE before
// running a Google-Test-based test program and check the existence
// of the file at the end of the test execution to see if it has
// exited prematurely.
// If we are in the child process of a death test, don't
// create/delete the premature exit file, as doing so is unnecessary
// and will confuse the parent process. Otherwise, create/delete
// the file upon entering/leaving this function. If the program
// somehow exits before this function has a chance to return, the
// premature-exit file will be left undeleted, causing a test runner
// that understands the premature-exit-file protocol to report the
// test as having failed.
const internal::ScopedPrematureExitFile premature_exit_file(
in_death_test_child_process ?
NULL : internal::posix::GetEnv("TEST_PREMATURE_EXIT_FILE"));
// Captures the value of GTEST_FLAG(catch_exceptions). This value will be
// used for the duration of the program.
impl()->set_catch_exceptions(GTEST_FLAG(catch_exceptions));
#if GTEST_HAS_SEH
// Either the user wants Google Test to catch exceptions thrown by the
// tests or this is executing in the context of death test child
// process. In either case the user does not want to see pop-up dialogs
// about crashes - they are expected.
if (impl()->catch_exceptions() || in_death_test_child_process) {
# if !GTEST_OS_WINDOWS_MOBILE
// SetErrorMode doesn't exist on CE.
SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOALIGNMENTFAULTEXCEPT |
SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX);
# endif // !GTEST_OS_WINDOWS_MOBILE
# if (defined(_MSC_VER) || GTEST_OS_WINDOWS_MINGW) && !GTEST_OS_WINDOWS_MOBILE
// Death test children can be terminated with _abort(). On Windows,
// _abort() can show a dialog with a warning message. This forces the
// abort message to go to stderr instead.
_set_error_mode(_OUT_TO_STDERR);
# endif
# if _MSC_VER >= 1400 && !GTEST_OS_WINDOWS_MOBILE
// In the debug version, Visual Studio pops up a separate dialog
// offering a choice to debug the aborted program. We need to suppress
// this dialog or it will pop up for every EXPECT/ASSERT_DEATH statement
// executed. Google Test will notify the user of any unexpected
// failure via stderr.
//
// VC++ doesn't define _set_abort_behavior() prior to the version 8.0.
// Users of prior VC versions shall suffer the agony and pain of
// clicking through the countless debug dialogs.
// TODO(vladl@google.com): find a way to suppress the abort dialog() in the
// debug mode when compiled with VC 7.1 or lower.
if (!GTEST_FLAG(break_on_failure))
_set_abort_behavior(
0x0, // Clear the following flags:
_WRITE_ABORT_MSG | _CALL_REPORTFAULT); // pop-up window, core dump.
# endif
}
#endif // GTEST_HAS_SEH
return internal::HandleExceptionsInMethodIfSupported(
impl(),
&internal::UnitTestImpl::RunAllTests,
"auxiliary test code (environments or event listeners)") ? 0 : 1;
}
// Returns the working directory when the first TEST() or TEST_F() was
// executed.
const char* UnitTest::original_working_dir() const {
return impl_->original_working_dir_.c_str();
}
// Returns the TestCase object for the test that's currently running,
// or NULL if no test is running.
const TestCase* UnitTest::current_test_case() const
GTEST_LOCK_EXCLUDED_(mutex_) {
internal::MutexLock lock(&mutex_);
return impl_->current_test_case();
}
// Returns the TestInfo object for the test that's currently running,
// or NULL if no test is running.
const TestInfo* UnitTest::current_test_info() const
GTEST_LOCK_EXCLUDED_(mutex_) {
internal::MutexLock lock(&mutex_);
return impl_->current_test_info();
}
// Returns the random seed used at the start of the current test run.
int UnitTest::random_seed() const { return impl_->random_seed(); }
#if GTEST_HAS_PARAM_TEST
// Returns ParameterizedTestCaseRegistry object used to keep track of
// value-parameterized tests and instantiate and register them.
internal::ParameterizedTestCaseRegistry&
UnitTest::parameterized_test_registry()
GTEST_LOCK_EXCLUDED_(mutex_) {
return impl_->parameterized_test_registry();
}
#endif // GTEST_HAS_PARAM_TEST
// Creates an empty UnitTest.
UnitTest::UnitTest() {
impl_ = new internal::UnitTestImpl(this);
}
// Destructor of UnitTest.
UnitTest::~UnitTest() {
delete impl_;
}
// Pushes a trace defined by SCOPED_TRACE() on to the per-thread
// Google Test trace stack.
void UnitTest::PushGTestTrace(const internal::TraceInfo& trace)
GTEST_LOCK_EXCLUDED_(mutex_) {
internal::MutexLock lock(&mutex_);
impl_->gtest_trace_stack().push_back(trace);
}
// Pops a trace from the per-thread Google Test trace stack.
void UnitTest::PopGTestTrace()
GTEST_LOCK_EXCLUDED_(mutex_) {
internal::MutexLock lock(&mutex_);
impl_->gtest_trace_stack().pop_back();
}
namespace internal {
UnitTestImpl::UnitTestImpl(UnitTest* parent)
: parent_(parent),
#ifdef _MSC_VER
# pragma warning(push) // Saves the current warning state.
# pragma warning(disable:4355) // Temporarily disables warning 4355
// (using this in initializer).
default_global_test_part_result_reporter_(this),
default_per_thread_test_part_result_reporter_(this),
# pragma warning(pop) // Restores the warning state again.
#else
default_global_test_part_result_reporter_(this),
default_per_thread_test_part_result_reporter_(this),
#endif // _MSC_VER
global_test_part_result_repoter_(
&default_global_test_part_result_reporter_),
per_thread_test_part_result_reporter_(
&default_per_thread_test_part_result_reporter_),
#if GTEST_HAS_PARAM_TEST
parameterized_test_registry_(),
parameterized_tests_registered_(false),
#endif // GTEST_HAS_PARAM_TEST
last_death_test_case_(-1),
current_test_case_(NULL),
current_test_info_(NULL),
ad_hoc_test_result_(),
os_stack_trace_getter_(NULL),
post_flag_parse_init_performed_(false),
random_seed_(0), // Will be overridden by the flag before first use.
random_(0), // Will be reseeded before first use.
start_timestamp_(0),
elapsed_time_(0),
#if GTEST_HAS_DEATH_TEST
death_test_factory_(new DefaultDeathTestFactory),
#endif
// Will be overridden by the flag before first use.
catch_exceptions_(false) {
listeners()->SetDefaultResultPrinter(new PrettyUnitTestResultPrinter);
}
UnitTestImpl::~UnitTestImpl() {
// Deletes every TestCase.
ForEach(test_cases_, internal::Delete<TestCase>);
// Deletes every Environment.
ForEach(environments_, internal::Delete<Environment>);
delete os_stack_trace_getter_;
}
// Adds a TestProperty to the current TestResult object when invoked in a
// context of a test, to current test case's ad_hoc_test_result when invoke
// from SetUpTestCase/TearDownTestCase, or to the global property set
// otherwise. If the result already contains a property with the same key,
// the value will be updated.
void UnitTestImpl::RecordProperty(const TestProperty& test_property) {
std::string xml_element;
TestResult* test_result; // TestResult appropriate for property recording.
if (current_test_info_ != NULL) {
xml_element = "testcase";
test_result = &(current_test_info_->result_);
} else if (current_test_case_ != NULL) {
xml_element = "testsuite";
test_result = &(current_test_case_->ad_hoc_test_result_);
} else {
xml_element = "testsuites";
test_result = &ad_hoc_test_result_;
}
test_result->RecordProperty(xml_element, test_property);
}
#if GTEST_HAS_DEATH_TEST
// Disables event forwarding if the control is currently in a death test
// subprocess. Must not be called before InitGoogleTest.
void UnitTestImpl::SuppressTestEventsIfInSubprocess() {
if (internal_run_death_test_flag_.get() != NULL)
listeners()->SuppressEventForwarding();
}
#endif // GTEST_HAS_DEATH_TEST
// Initializes event listeners performing XML output as specified by
// UnitTestOptions. Must not be called before InitGoogleTest.
void UnitTestImpl::ConfigureXmlOutput() {
const std::string& output_format = UnitTestOptions::GetOutputFormat();
if (output_format == "xml") {
listeners()->SetDefaultXmlGenerator(new XmlUnitTestResultPrinter(
UnitTestOptions::GetAbsolutePathToOutputFile().c_str()));
} else if (output_format != "") {
printf("WARNING: unrecognized output format \"%s\" ignored.\n",
output_format.c_str());
fflush(stdout);
}
}
#if GTEST_CAN_STREAM_RESULTS_
// Initializes event listeners for streaming test results in string form.
// Must not be called before InitGoogleTest.
void UnitTestImpl::ConfigureStreamingOutput() {
const std::string& target = GTEST_FLAG(stream_result_to);
if (!target.empty()) {
const size_t pos = target.find(':');
if (pos != std::string::npos) {
listeners()->Append(new StreamingListener(target.substr(0, pos),
target.substr(pos+1)));
} else {
printf("WARNING: unrecognized streaming target \"%s\" ignored.\n",
target.c_str());
fflush(stdout);
}
}
}
#endif // GTEST_CAN_STREAM_RESULTS_
// Performs initialization dependent upon flag values obtained in
// ParseGoogleTestFlagsOnly. Is called from InitGoogleTest after the call to
// ParseGoogleTestFlagsOnly. In case a user neglects to call InitGoogleTest
// this function is also called from RunAllTests. Since this function can be
// called more than once, it has to be idempotent.
void UnitTestImpl::PostFlagParsingInit() {
// Ensures that this function does not execute more than once.
if (!post_flag_parse_init_performed_) {
post_flag_parse_init_performed_ = true;
#if GTEST_HAS_DEATH_TEST
InitDeathTestSubprocessControlInfo();
SuppressTestEventsIfInSubprocess();
#endif // GTEST_HAS_DEATH_TEST
// Registers parameterized tests. This makes parameterized tests
// available to the UnitTest reflection API without running
// RUN_ALL_TESTS.
RegisterParameterizedTests();
// Configures listeners for XML output. This makes it possible for users
// to shut down the default XML output before invoking RUN_ALL_TESTS.
ConfigureXmlOutput();
#if GTEST_CAN_STREAM_RESULTS_
// Configures listeners for streaming test results to the specified server.
ConfigureStreamingOutput();
#endif // GTEST_CAN_STREAM_RESULTS_
}
}
// A predicate that checks the name of a TestCase against a known
// value.
//
// This is used for implementation of the UnitTest class only. We put
// it in the anonymous namespace to prevent polluting the outer
// namespace.
//
// TestCaseNameIs is copyable.
class TestCaseNameIs {
public:
// Constructor.
explicit TestCaseNameIs(const std::string& name)
: name_(name) {}
// Returns true iff the name of test_case matches name_.
bool operator()(const TestCase* test_case) const {
return test_case != NULL && strcmp(test_case->name(), name_.c_str()) == 0;
}
private:
std::string name_;
};
// Finds and returns a TestCase with the given name. If one doesn't
// exist, creates one and returns it. It's the CALLER'S
// RESPONSIBILITY to ensure that this function is only called WHEN THE
// TESTS ARE NOT SHUFFLED.
//
// Arguments:
//
// test_case_name: name of the test case
// type_param: the name of the test case's type parameter, or NULL if
// this is not a typed or a type-parameterized test case.
// set_up_tc: pointer to the function that sets up the test case
// tear_down_tc: pointer to the function that tears down the test case
TestCase* UnitTestImpl::GetTestCase(const char* test_case_name,
const char* type_param,
Test::SetUpTestCaseFunc set_up_tc,
Test::TearDownTestCaseFunc tear_down_tc) {
// Can we find a TestCase with the given name?
const std::vector<TestCase*>::const_iterator test_case =
std::find_if(test_cases_.begin(), test_cases_.end(),
TestCaseNameIs(test_case_name));
if (test_case != test_cases_.end())
return *test_case;
// No. Let's create one.
TestCase* const new_test_case =
new TestCase(test_case_name, type_param, set_up_tc, tear_down_tc);
// Is this a death test case?
if (internal::UnitTestOptions::MatchesFilter(test_case_name,
kDeathTestCaseFilter)) {
// Yes. Inserts the test case after the last death test case
// defined so far. This only works when the test cases haven't
// been shuffled. Otherwise we may end up running a death test
// after a non-death test.
++last_death_test_case_;
test_cases_.insert(test_cases_.begin() + last_death_test_case_,
new_test_case);
} else {
// No. Appends to the end of the list.
test_cases_.push_back(new_test_case);
}
test_case_indices_.push_back(static_cast<int>(test_case_indices_.size()));
return new_test_case;
}
// Helpers for setting up / tearing down the given environment. They
// are for use in the ForEach() function.
static void SetUpEnvironment(Environment* env) { env->SetUp(); }
static void TearDownEnvironment(Environment* env) { env->TearDown(); }
// Runs all tests in this UnitTest object, prints the result, and
// returns true if all tests are successful. If any exception is
// thrown during a test, the test is considered to be failed, but the
// rest of the tests will still be run.
//
// When parameterized tests are enabled, it expands and registers
// parameterized tests first in RegisterParameterizedTests().
// All other functions called from RunAllTests() may safely assume that
// parameterized tests are ready to be counted and run.
bool UnitTestImpl::RunAllTests() {
// Makes sure InitGoogleTest() was called.
if (!GTestIsInitialized()) {
printf("%s",
"\nThis test program did NOT call ::testing::InitGoogleTest "
"before calling RUN_ALL_TESTS(). Please fix it.\n");
return false;
}
// Do not run any test if the --help flag was specified.
if (g_help_flag)
return true;
// Repeats the call to the post-flag parsing initialization in case the
// user didn't call InitGoogleTest.
PostFlagParsingInit();
// Even if sharding is not on, test runners may want to use the
// GTEST_SHARD_STATUS_FILE to query whether the test supports the sharding
// protocol.
internal::WriteToShardStatusFileIfNeeded();
// True iff we are in a subprocess for running a thread-safe-style
// death test.
bool in_subprocess_for_death_test = false;
#if GTEST_HAS_DEATH_TEST
in_subprocess_for_death_test = (internal_run_death_test_flag_.get() != NULL);
#endif // GTEST_HAS_DEATH_TEST
const bool should_shard = ShouldShard(kTestTotalShards, kTestShardIndex,
in_subprocess_for_death_test);
// Compares the full test names with the filter to decide which
// tests to run.
const bool has_tests_to_run = FilterTests(should_shard
? HONOR_SHARDING_PROTOCOL
: IGNORE_SHARDING_PROTOCOL) > 0;
// Lists the tests and exits if the --gtest_list_tests flag was specified.
if (GTEST_FLAG(list_tests)) {
// This must be called *after* FilterTests() has been called.
ListTestsMatchingFilter();
return true;
}
random_seed_ = GTEST_FLAG(shuffle) ?
GetRandomSeedFromFlag(GTEST_FLAG(random_seed)) : 0;
// True iff at least one test has failed.
bool failed = false;
TestEventListener* repeater = listeners()->repeater();
start_timestamp_ = GetTimeInMillis();
repeater->OnTestProgramStart(*parent_);
// How many times to repeat the tests? We don't want to repeat them
// when we are inside the subprocess of a death test.
const int repeat = in_subprocess_for_death_test ? 1 : GTEST_FLAG(repeat);
// Repeats forever if the repeat count is negative.
const bool forever = repeat < 0;
for (int i = 0; forever || i != repeat; i++) {
// We want to preserve failures generated by ad-hoc test
// assertions executed before RUN_ALL_TESTS().
ClearNonAdHocTestResult();
const TimeInMillis start = GetTimeInMillis();
// Shuffles test cases and tests if requested.
if (has_tests_to_run && GTEST_FLAG(shuffle)) {
random()->Reseed(random_seed_);
// This should be done before calling OnTestIterationStart(),
// such that a test event listener can see the actual test order
// in the event.
ShuffleTests();
}
// Tells the unit test event listeners that the tests are about to start.
repeater->OnTestIterationStart(*parent_, i);
// Runs each test case if there is at least one test to run.
if (has_tests_to_run) {
// Sets up all environments beforehand.
repeater->OnEnvironmentsSetUpStart(*parent_);
ForEach(environments_, SetUpEnvironment);
repeater->OnEnvironmentsSetUpEnd(*parent_);
// Runs the tests only if there was no fatal failure during global
// set-up.
if (!Test::HasFatalFailure()) {
for (int test_index = 0; test_index < total_test_case_count();
test_index++) {
GetMutableTestCase(test_index)->Run();
}
}
// Tears down all environments in reverse order afterwards.
repeater->OnEnvironmentsTearDownStart(*parent_);
std::for_each(environments_.rbegin(), environments_.rend(),
TearDownEnvironment);
repeater->OnEnvironmentsTearDownEnd(*parent_);
}
elapsed_time_ = GetTimeInMillis() - start;
// Tells the unit test event listener that the tests have just finished.
repeater->OnTestIterationEnd(*parent_, i);
// Gets the result and clears it.
if (!Passed()) {
failed = true;
}
// Restores the original test order after the iteration. This
// allows the user to quickly repro a failure that happens in the
// N-th iteration without repeating the first (N - 1) iterations.
// This is not enclosed in "if (GTEST_FLAG(shuffle)) { ... }", in
// case the user somehow changes the value of the flag somewhere
// (it's always safe to unshuffle the tests).
UnshuffleTests();
if (GTEST_FLAG(shuffle)) {
// Picks a new random seed for each iteration.
random_seed_ = GetNextRandomSeed(random_seed_);
}
}
repeater->OnTestProgramEnd(*parent_);
return !failed;
}
// Reads the GTEST_SHARD_STATUS_FILE environment variable, and creates the file
// if the variable is present. If a file already exists at this location, this
// function will write over it. If the variable is present, but the file cannot
// be created, prints an error and exits.
void WriteToShardStatusFileIfNeeded() {
const char* const test_shard_file = posix::GetEnv(kTestShardStatusFile);
if (test_shard_file != NULL) {
FILE* const file = posix::FOpen(test_shard_file, "w");
if (file == NULL) {
ColoredPrintf(COLOR_RED,
"Could not write to the test shard status file \"%s\" "
"specified by the %s environment variable.\n",
test_shard_file, kTestShardStatusFile);
fflush(stdout);
exit(EXIT_FAILURE);
}
fclose(file);
}
}
// Checks whether sharding is enabled by examining the relevant
// environment variable values. If the variables are present,
// but inconsistent (i.e., shard_index >= total_shards), prints
// an error and exits. If in_subprocess_for_death_test, sharding is
// disabled because it must only be applied to the original test
// process. Otherwise, we could filter out death tests we intended to execute.
bool ShouldShard(const char* total_shards_env,
const char* shard_index_env,
bool in_subprocess_for_death_test) {
if (in_subprocess_for_death_test) {
return false;
}
const Int32 total_shards = Int32FromEnvOrDie(total_shards_env, -1);
const Int32 shard_index = Int32FromEnvOrDie(shard_index_env, -1);
if (total_shards == -1 && shard_index == -1) {
return false;
} else if (total_shards == -1 && shard_index != -1) {
const Message msg = Message()
<< "Invalid environment variables: you have "
<< kTestShardIndex << " = " << shard_index
<< ", but have left " << kTestTotalShards << " unset.\n";
ColoredPrintf(COLOR_RED, msg.GetString().c_str());
fflush(stdout);
exit(EXIT_FAILURE);
} else if (total_shards != -1 && shard_index == -1) {
const Message msg = Message()
<< "Invalid environment variables: you have "
<< kTestTotalShards << " = " << total_shards
<< ", but have left " << kTestShardIndex << " unset.\n";
ColoredPrintf(COLOR_RED, msg.GetString().c_str());
fflush(stdout);
exit(EXIT_FAILURE);
} else if (shard_index < 0 || shard_index >= total_shards) {
const Message msg = Message()
<< "Invalid environment variables: we require 0 <= "
<< kTestShardIndex << " < " << kTestTotalShards
<< ", but you have " << kTestShardIndex << "=" << shard_index
<< ", " << kTestTotalShards << "=" << total_shards << ".\n";
ColoredPrintf(COLOR_RED, msg.GetString().c_str());
fflush(stdout);
exit(EXIT_FAILURE);
}
return total_shards > 1;
}
// Parses the environment variable var as an Int32. If it is unset,
// returns default_val. If it is not an Int32, prints an error
// and aborts.
Int32 Int32FromEnvOrDie(const char* var, Int32 default_val) {
const char* str_val = posix::GetEnv(var);
if (str_val == NULL) {
return default_val;
}
Int32 result;
if (!ParseInt32(Message() << "The value of environment variable " << var,
str_val, &result)) {
exit(EXIT_FAILURE);
}
return result;
}
// Given the total number of shards, the shard index, and the test id,
// returns true iff the test should be run on this shard. The test id is
// some arbitrary but unique non-negative integer assigned to each test
// method. Assumes that 0 <= shard_index < total_shards.
bool ShouldRunTestOnShard(int total_shards, int shard_index, int test_id) {
return (test_id % total_shards) == shard_index;
}
// Compares the name of each test with the user-specified filter to
// decide whether the test should be run, then records the result in
// each TestCase and TestInfo object.
// If shard_tests == true, further filters tests based on sharding
// variables in the environment - see
// http://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide.
// Returns the number of tests that should run.
int UnitTestImpl::FilterTests(ReactionToSharding shard_tests) {
const Int32 total_shards = shard_tests == HONOR_SHARDING_PROTOCOL ?
Int32FromEnvOrDie(kTestTotalShards, -1) : -1;
const Int32 shard_index = shard_tests == HONOR_SHARDING_PROTOCOL ?
Int32FromEnvOrDie(kTestShardIndex, -1) : -1;
// num_runnable_tests are the number of tests that will
// run across all shards (i.e., match filter and are not disabled).
// num_selected_tests are the number of tests to be run on
// this shard.
int num_runnable_tests = 0;
int num_selected_tests = 0;
for (size_t i = 0; i < test_cases_.size(); i++) {
TestCase* const test_case = test_cases_[i];
const std::string &test_case_name = test_case->name();
test_case->set_should_run(false);
for (size_t j = 0; j < test_case->test_info_list().size(); j++) {
TestInfo* const test_info = test_case->test_info_list()[j];
const std::string test_name(test_info->name());
// A test is disabled if test case name or test name matches
// kDisableTestFilter.
const bool is_disabled =
internal::UnitTestOptions::MatchesFilter(test_case_name,
kDisableTestFilter) ||
internal::UnitTestOptions::MatchesFilter(test_name,
kDisableTestFilter);
test_info->is_disabled_ = is_disabled;
const bool matches_filter =
internal::UnitTestOptions::FilterMatchesTest(test_case_name,
test_name);
test_info->matches_filter_ = matches_filter;
const bool is_runnable =
(GTEST_FLAG(also_run_disabled_tests) || !is_disabled) &&
matches_filter;
const bool is_selected = is_runnable &&
(shard_tests == IGNORE_SHARDING_PROTOCOL ||
ShouldRunTestOnShard(total_shards, shard_index,
num_runnable_tests));
num_runnable_tests += is_runnable;
num_selected_tests += is_selected;
test_info->should_run_ = is_selected;
test_case->set_should_run(test_case->should_run() || is_selected);
}
}
return num_selected_tests;
}
// Prints the given C-string on a single line by replacing all '\n'
// characters with string "\\n". If the output takes more than
// max_length characters, only prints the first max_length characters
// and "...".
static void PrintOnOneLine(const char* str, int max_length) {
if (str != NULL) {
for (int i = 0; *str != '\0'; ++str) {
if (i >= max_length) {
printf("...");
break;
}
if (*str == '\n') {
printf("\\n");
i += 2;
} else {
printf("%c", *str);
++i;
}
}
}
}
// Prints the names of the tests matching the user-specified filter flag.
void UnitTestImpl::ListTestsMatchingFilter() {
// Print at most this many characters for each type/value parameter.
const int kMaxParamLength = 250;
for (size_t i = 0; i < test_cases_.size(); i++) {
const TestCase* const test_case = test_cases_[i];
bool printed_test_case_name = false;
for (size_t j = 0; j < test_case->test_info_list().size(); j++) {
const TestInfo* const test_info =
test_case->test_info_list()[j];
if (test_info->matches_filter_) {
if (!printed_test_case_name) {
printed_test_case_name = true;
printf("%s.", test_case->name());
if (test_case->type_param() != NULL) {
printf(" # %s = ", kTypeParamLabel);
// We print the type parameter on a single line to make
// the output easy to parse by a program.
PrintOnOneLine(test_case->type_param(), kMaxParamLength);
}
printf("\n");
}
printf(" %s", test_info->name());
if (test_info->value_param() != NULL) {
printf(" # %s = ", kValueParamLabel);
// We print the value parameter on a single line to make the
// output easy to parse by a program.
PrintOnOneLine(test_info->value_param(), kMaxParamLength);
}
printf("\n");
}
}
}
fflush(stdout);
}
// Sets the OS stack trace getter.
//
// Does nothing if the input and the current OS stack trace getter are
// the same; otherwise, deletes the old getter and makes the input the
// current getter.
void UnitTestImpl::set_os_stack_trace_getter(
OsStackTraceGetterInterface* getter) {
if (os_stack_trace_getter_ != getter) {
delete os_stack_trace_getter_;
os_stack_trace_getter_ = getter;
}
}
// Returns the current OS stack trace getter if it is not NULL;
// otherwise, creates an OsStackTraceGetter, makes it the current
// getter, and returns it.
OsStackTraceGetterInterface* UnitTestImpl::os_stack_trace_getter() {
if (os_stack_trace_getter_ == NULL) {
os_stack_trace_getter_ = new OsStackTraceGetter;
}
return os_stack_trace_getter_;
}
// Returns the TestResult for the test that's currently running, or
// the TestResult for the ad hoc test if no test is running.
TestResult* UnitTestImpl::current_test_result() {
return current_test_info_ ?
&(current_test_info_->result_) : &ad_hoc_test_result_;
}
// Shuffles all test cases, and the tests within each test case,
// making sure that death tests are still run first.
void UnitTestImpl::ShuffleTests() {
// Shuffles the death test cases.
ShuffleRange(random(), 0, last_death_test_case_ + 1, &test_case_indices_);
// Shuffles the non-death test cases.
ShuffleRange(random(), last_death_test_case_ + 1,
static_cast<int>(test_cases_.size()), &test_case_indices_);
// Shuffles the tests inside each test case.
for (size_t i = 0; i < test_cases_.size(); i++) {
test_cases_[i]->ShuffleTests(random());
}
}
// Restores the test cases and tests to their order before the first shuffle.
void UnitTestImpl::UnshuffleTests() {
for (size_t i = 0; i < test_cases_.size(); i++) {
// Unshuffles the tests in each test case.
test_cases_[i]->UnshuffleTests();
// Resets the index of each test case.
test_case_indices_[i] = static_cast<int>(i);
}
}
// Returns the current OS stack trace as an std::string.
//
// The maximum number of stack frames to be included is specified by
// the gtest_stack_trace_depth flag. The skip_count parameter
// specifies the number of top frames to be skipped, which doesn't
// count against the number of frames to be included.
//
// For example, if Foo() calls Bar(), which in turn calls
// GetCurrentOsStackTraceExceptTop(..., 1), Foo() will be included in
// the trace but Bar() and GetCurrentOsStackTraceExceptTop() won't.
std::string GetCurrentOsStackTraceExceptTop(UnitTest* /*unit_test*/,
int skip_count) {
// We pass skip_count + 1 to skip this wrapper function in addition
// to what the user really wants to skip.
return GetUnitTestImpl()->CurrentOsStackTraceExceptTop(skip_count + 1);
}
// Used by the GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_ macro to
// suppress unreachable code warnings.
namespace {
class ClassUniqueToAlwaysTrue {};
}
bool IsTrue(bool condition) { return condition; }
bool AlwaysTrue() {
#if GTEST_HAS_EXCEPTIONS
// This condition is always false so AlwaysTrue() never actually throws,
// but it makes the compiler think that it may throw.
if (IsTrue(false))
throw ClassUniqueToAlwaysTrue();
#endif // GTEST_HAS_EXCEPTIONS
return true;
}
// If *pstr starts with the given prefix, modifies *pstr to be right
// past the prefix and returns true; otherwise leaves *pstr unchanged
// and returns false. None of pstr, *pstr, and prefix can be NULL.
bool SkipPrefix(const char* prefix, const char** pstr) {
const size_t prefix_len = strlen(prefix);
if (strncmp(*pstr, prefix, prefix_len) == 0) {
*pstr += prefix_len;
return true;
}
return false;
}
// Parses a string as a command line flag. The string should have
// the format "--flag=value". When def_optional is true, the "=value"
// part can be omitted.
//
// Returns the value of the flag, or NULL if the parsing failed.
const char* ParseFlagValue(const char* str,
const char* flag,
bool def_optional) {
// str and flag must not be NULL.
if (str == NULL || flag == NULL) return NULL;
// The flag must start with "--" followed by GTEST_FLAG_PREFIX_.
const std::string flag_str = std::string("--") + GTEST_FLAG_PREFIX_ + flag;
const size_t flag_len = flag_str.length();
if (strncmp(str, flag_str.c_str(), flag_len) != 0) return NULL;
// Skips the flag name.
const char* flag_end = str + flag_len;
// When def_optional is true, it's OK to not have a "=value" part.
if (def_optional && (flag_end[0] == '\0')) {
return flag_end;
}
// If def_optional is true and there are more characters after the
// flag name, or if def_optional is false, there must be a '=' after
// the flag name.
if (flag_end[0] != '=') return NULL;
// Returns the string after "=".
return flag_end + 1;
}
// Parses a string for a bool flag, in the form of either
// "--flag=value" or "--flag".
//
// In the former case, the value is taken as true as long as it does
// not start with '0', 'f', or 'F'.
//
// In the latter case, the value is taken as true.
//
// On success, stores the value of the flag in *value, and returns
// true. On failure, returns false without changing *value.
bool ParseBoolFlag(const char* str, const char* flag, bool* value) {
// Gets the value of the flag as a string.
const char* const value_str = ParseFlagValue(str, flag, true);
// Aborts if the parsing failed.
if (value_str == NULL) return false;
// Converts the string value to a bool.
*value = !(*value_str == '0' || *value_str == 'f' || *value_str == 'F');
return true;
}
// Parses a string for an Int32 flag, in the form of
// "--flag=value".
//
// On success, stores the value of the flag in *value, and returns
// true. On failure, returns false without changing *value.
bool ParseInt32Flag(const char* str, const char* flag, Int32* value) {
// Gets the value of the flag as a string.
const char* const value_str = ParseFlagValue(str, flag, false);
// Aborts if the parsing failed.
if (value_str == NULL) return false;
// Sets *value to the value of the flag.
return ParseInt32(Message() << "The value of flag --" << flag,
value_str, value);
}
// Parses a string for a string flag, in the form of
// "--flag=value".
//
// On success, stores the value of the flag in *value, and returns
// true. On failure, returns false without changing *value.
bool ParseStringFlag(const char* str, const char* flag, std::string* value) {
// Gets the value of the flag as a string.
const char* const value_str = ParseFlagValue(str, flag, false);
// Aborts if the parsing failed.
if (value_str == NULL) return false;
// Sets *value to the value of the flag.
*value = value_str;
return true;
}
// Determines whether a string has a prefix that Google Test uses for its
// flags, i.e., starts with GTEST_FLAG_PREFIX_ or GTEST_FLAG_PREFIX_DASH_.
// If Google Test detects that a command line flag has its prefix but is not
// recognized, it will print its help message. Flags starting with
// GTEST_INTERNAL_PREFIX_ followed by "internal_" are considered Google Test
// internal flags and do not trigger the help message.
static bool HasGoogleTestFlagPrefix(const char* str) {
return (SkipPrefix("--", &str) ||
SkipPrefix("-", &str) ||
SkipPrefix("/", &str)) &&
!SkipPrefix(GTEST_FLAG_PREFIX_ "internal_", &str) &&
(SkipPrefix(GTEST_FLAG_PREFIX_, &str) ||
SkipPrefix(GTEST_FLAG_PREFIX_DASH_, &str));
}
// Prints a string containing code-encoded text. The following escape
// sequences can be used in the string to control the text color:
//
// @@ prints a single '@' character.
// @R changes the color to red.
// @G changes the color to green.
// @Y changes the color to yellow.
// @D changes to the default terminal text color.
//
// TODO(wan@google.com): Write tests for this once we add stdout
// capturing to Google Test.
static void PrintColorEncoded(const char* str) {
GTestColor color = COLOR_DEFAULT; // The current color.
// Conceptually, we split the string into segments divided by escape
// sequences. Then we print one segment at a time. At the end of
// each iteration, the str pointer advances to the beginning of the
// next segment.
for (;;) {
const char* p = strchr(str, '@');
if (p == NULL) {
ColoredPrintf(color, "%s", str);
return;
}
ColoredPrintf(color, "%s", std::string(str, p).c_str());
const char ch = p[1];
str = p + 2;
if (ch == '@') {
ColoredPrintf(color, "@");
} else if (ch == 'D') {
color = COLOR_DEFAULT;
} else if (ch == 'R') {
color = COLOR_RED;
} else if (ch == 'G') {
color = COLOR_GREEN;
} else if (ch == 'Y') {
color = COLOR_YELLOW;
} else {
--str;
}
}
}
static const char kColorEncodedHelpMessage[] =
"This program contains tests written using " GTEST_NAME_ ". You can use the\n"
"following command line flags to control its behavior:\n"
"\n"
"Test Selection:\n"
" @G--" GTEST_FLAG_PREFIX_ "list_tests@D\n"
" List the names of all tests instead of running them. The name of\n"
" TEST(Foo, Bar) is \"Foo.Bar\".\n"
" @G--" GTEST_FLAG_PREFIX_ "filter=@YPOSTIVE_PATTERNS"
"[@G-@YNEGATIVE_PATTERNS]@D\n"
" Run only the tests whose name matches one of the positive patterns but\n"
" none of the negative patterns. '?' matches any single character; '*'\n"
" matches any substring; ':' separates two patterns.\n"
" @G--" GTEST_FLAG_PREFIX_ "also_run_disabled_tests@D\n"
" Run all disabled tests too.\n"
"\n"
"Test Execution:\n"
" @G--" GTEST_FLAG_PREFIX_ "repeat=@Y[COUNT]@D\n"
" Run the tests repeatedly; use a negative count to repeat forever.\n"
" @G--" GTEST_FLAG_PREFIX_ "shuffle@D\n"
" Randomize tests' orders on every iteration.\n"
" @G--" GTEST_FLAG_PREFIX_ "random_seed=@Y[NUMBER]@D\n"
" Random number seed to use for shuffling test orders (between 1 and\n"
" 99999, or 0 to use a seed based on the current time).\n"
"\n"
"Test Output:\n"
" @G--" GTEST_FLAG_PREFIX_ "color=@Y(@Gyes@Y|@Gno@Y|@Gauto@Y)@D\n"
" Enable/disable colored output. The default is @Gauto@D.\n"
" -@G-" GTEST_FLAG_PREFIX_ "print_time=0@D\n"
" Don't print the elapsed time of each test.\n"
" @G--" GTEST_FLAG_PREFIX_ "output=xml@Y[@G:@YDIRECTORY_PATH@G"
GTEST_PATH_SEP_ "@Y|@G:@YFILE_PATH]@D\n"
" Generate an XML report in the given directory or with the given file\n"
" name. @YFILE_PATH@D defaults to @Gtest_details.xml@D.\n"
#if GTEST_CAN_STREAM_RESULTS_
" @G--" GTEST_FLAG_PREFIX_ "stream_result_to=@YHOST@G:@YPORT@D\n"
" Stream test results to the given server.\n"
#endif // GTEST_CAN_STREAM_RESULTS_
"\n"
"Assertion Behavior:\n"
#if GTEST_HAS_DEATH_TEST && !GTEST_OS_WINDOWS
" @G--" GTEST_FLAG_PREFIX_ "death_test_style=@Y(@Gfast@Y|@Gthreadsafe@Y)@D\n"
" Set the default death test style.\n"
#endif // GTEST_HAS_DEATH_TEST && !GTEST_OS_WINDOWS
" @G--" GTEST_FLAG_PREFIX_ "break_on_failure@D\n"
" Turn assertion failures into debugger break-points.\n"
" @G--" GTEST_FLAG_PREFIX_ "throw_on_failure@D\n"
" Turn assertion failures into C++ exceptions.\n"
" @G--" GTEST_FLAG_PREFIX_ "catch_exceptions=0@D\n"
" Do not report exceptions as test failures. Instead, allow them\n"
" to crash the program or throw a pop-up (on Windows).\n"
"\n"
"Except for @G--" GTEST_FLAG_PREFIX_ "list_tests@D, you can alternatively set "
"the corresponding\n"
"environment variable of a flag (all letters in upper-case). For example, to\n"
"disable colored text output, you can either specify @G--" GTEST_FLAG_PREFIX_
"color=no@D or set\n"
"the @G" GTEST_FLAG_PREFIX_UPPER_ "COLOR@D environment variable to @Gno@D.\n"
"\n"
"For more information, please read the " GTEST_NAME_ " documentation at\n"
"@G" GTEST_PROJECT_URL_ "@D. If you find a bug in " GTEST_NAME_ "\n"
"(not one in your own code or tests), please report it to\n"
"@G<" GTEST_DEV_EMAIL_ ">@D.\n";
// Parses the command line for Google Test flags, without initializing
// other parts of Google Test. The type parameter CharType can be
// instantiated to either char or wchar_t.
template <typename CharType>
void ParseGoogleTestFlagsOnlyImpl(int* argc, CharType** argv) {
for (int i = 1; i < *argc; i++) {
const std::string arg_string = StreamableToString(argv[i]);
const char* const arg = arg_string.c_str();
using internal::ParseBoolFlag;
using internal::ParseInt32Flag;
using internal::ParseStringFlag;
// Do we see a Google Test flag?
if (ParseBoolFlag(arg, kAlsoRunDisabledTestsFlag,
&GTEST_FLAG(also_run_disabled_tests)) ||
ParseBoolFlag(arg, kBreakOnFailureFlag,
&GTEST_FLAG(break_on_failure)) ||
ParseBoolFlag(arg, kCatchExceptionsFlag,
&GTEST_FLAG(catch_exceptions)) ||
ParseStringFlag(arg, kColorFlag, &GTEST_FLAG(color)) ||
ParseStringFlag(arg, kDeathTestStyleFlag,
&GTEST_FLAG(death_test_style)) ||
ParseBoolFlag(arg, kDeathTestUseFork,
&GTEST_FLAG(death_test_use_fork)) ||
ParseStringFlag(arg, kFilterFlag, &GTEST_FLAG(filter)) ||
ParseStringFlag(arg, kInternalRunDeathTestFlag,
&GTEST_FLAG(internal_run_death_test)) ||
ParseBoolFlag(arg, kListTestsFlag, &GTEST_FLAG(list_tests)) ||
ParseStringFlag(arg, kOutputFlag, &GTEST_FLAG(output)) ||
ParseBoolFlag(arg, kPrintTimeFlag, &GTEST_FLAG(print_time)) ||
ParseInt32Flag(arg, kRandomSeedFlag, &GTEST_FLAG(random_seed)) ||
ParseInt32Flag(arg, kRepeatFlag, &GTEST_FLAG(repeat)) ||
ParseBoolFlag(arg, kShuffleFlag, &GTEST_FLAG(shuffle)) ||
ParseInt32Flag(arg, kStackTraceDepthFlag,
&GTEST_FLAG(stack_trace_depth)) ||
ParseStringFlag(arg, kStreamResultToFlag,
&GTEST_FLAG(stream_result_to)) ||
ParseBoolFlag(arg, kThrowOnFailureFlag,
&GTEST_FLAG(throw_on_failure))
) {
// Yes. Shift the remainder of the argv list left by one. Note
// that argv has (*argc + 1) elements, the last one always being
// NULL. The following loop moves the trailing NULL element as
// well.
for (int j = i; j != *argc; j++) {
argv[j] = argv[j + 1];
}
// Decrements the argument count.
(*argc)--;
// We also need to decrement the iterator as we just removed
// an element.
i--;
} else if (arg_string == "--help" || arg_string == "-h" ||
arg_string == "-?" || arg_string == "/?" ||
HasGoogleTestFlagPrefix(arg)) {
// Both help flag and unrecognized Google Test flags (excluding
// internal ones) trigger help display.
g_help_flag = true;
}
}
if (g_help_flag) {
// We print the help here instead of in RUN_ALL_TESTS(), as the
// latter may not be called at all if the user is using Google
// Test with another testing framework.
PrintColorEncoded(kColorEncodedHelpMessage);
}
}
// Parses the command line for Google Test flags, without initializing
// other parts of Google Test.
void ParseGoogleTestFlagsOnly(int* argc, char** argv) {
ParseGoogleTestFlagsOnlyImpl(argc, argv);
}
void ParseGoogleTestFlagsOnly(int* argc, wchar_t** argv) {
ParseGoogleTestFlagsOnlyImpl(argc, argv);
}
// The internal implementation of InitGoogleTest().
//
// The type parameter CharType can be instantiated to either char or
// wchar_t.
template <typename CharType>
void InitGoogleTestImpl(int* argc, CharType** argv) {
g_init_gtest_count++;
// We don't want to run the initialization code twice.
if (g_init_gtest_count != 1) return;
if (*argc <= 0) return;
internal::g_executable_path = internal::StreamableToString(argv[0]);
#if GTEST_HAS_DEATH_TEST
g_argvs.clear();
for (int i = 0; i != *argc; i++) {
g_argvs.push_back(StreamableToString(argv[i]));
}
#endif // GTEST_HAS_DEATH_TEST
ParseGoogleTestFlagsOnly(argc, argv);
GetUnitTestImpl()->PostFlagParsingInit();
}
} // namespace internal
// Initializes Google Test. This must be called before calling
// RUN_ALL_TESTS(). In particular, it parses a command line for the
// flags that Google Test recognizes. Whenever a Google Test flag is
// seen, it is removed from argv, and *argc is decremented.
//
// No value is returned. Instead, the Google Test flag variables are
// updated.
//
// Calling the function for the second time has no user-visible effect.
void InitGoogleTest(int* argc, char** argv) {
internal::InitGoogleTestImpl(argc, argv);
}
// This overloaded version can be used in Windows programs compiled in
// UNICODE mode.
void InitGoogleTest(int* argc, wchar_t** argv) {
internal::InitGoogleTestImpl(argc, argv);
}
} // namespace testing
test/gtest-1.7.0/src/gtest_main.cc 0 → 100644
View file @ db82302e
// Copyright 2006, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <stdio.h>
#include "gtest/gtest.h"
GTEST_API_ int main(int argc, char **argv) {
printf("Running main() from gtest_main.cc\n");
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
test/gtest-1.7.0/test/gtest-death-test_ex_test.cc 0 → 100644
View file @ db82302e
// Copyright 2010, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: vladl@google.com (Vlad Losev)
//
// Tests that verify interaction of exceptions and death tests.
#include "gtest/gtest-death-test.h"
#include "gtest/gtest.h"
#if GTEST_HAS_DEATH_TEST
# if GTEST_HAS_SEH
# include <windows.h> // For RaiseException().
# endif
# include "gtest/gtest-spi.h"
# if GTEST_HAS_EXCEPTIONS
# include <exception> // For std::exception.
// Tests that death tests report thrown exceptions as failures and that the
// exceptions do not escape death test macros.
TEST(CxxExceptionDeathTest, ExceptionIsFailure) {
try {
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(throw 1, ""), "threw an exception");
} catch (...) { // NOLINT
FAIL() << "An exception escaped a death test macro invocation "
<< "with catch_exceptions "
<< (testing::GTEST_FLAG(catch_exceptions) ? "enabled" : "disabled");
}
}
class TestException : public std::exception {
public:
virtual const char* what() const throw() { return "exceptional message"; }
};
TEST(CxxExceptionDeathTest, PrintsMessageForStdExceptions) {
// Verifies that the exception message is quoted in the failure text.
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(throw TestException(), ""),
"exceptional message");
// Verifies that the location is mentioned in the failure text.
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(throw TestException(), ""),
"gtest-death-test_ex_test.cc");
}
# endif // GTEST_HAS_EXCEPTIONS
# if GTEST_HAS_SEH
// Tests that enabling interception of SEH exceptions with the
// catch_exceptions flag does not interfere with SEH exceptions being
// treated as death by death tests.
TEST(SehExceptionDeasTest, CatchExceptionsDoesNotInterfere) {
EXPECT_DEATH(RaiseException(42, 0x0, 0, NULL), "")
<< "with catch_exceptions "
<< (testing::GTEST_FLAG(catch_exceptions) ? "enabled" : "disabled");
}
# endif
#endif // GTEST_HAS_DEATH_TEST
int main(int argc, char** argv) {
testing::InitGoogleTest(&argc, argv);
testing::GTEST_FLAG(catch_exceptions) = GTEST_ENABLE_CATCH_EXCEPTIONS_ != 0;
return RUN_ALL_TESTS();
}
test/gtest-1.7.0/test/gtest-death-test_test.cc 0 → 100644
View file @ db82302e
// Copyright 2005, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: wan@google.com (Zhanyong Wan)
//
// Tests for death tests.
#include "gtest/gtest-death-test.h"
#include "gtest/gtest.h"
#include "gtest/internal/gtest-filepath.h"
using testing::internal::AlwaysFalse;
using testing::internal::AlwaysTrue;
#if GTEST_HAS_DEATH_TEST
# if GTEST_OS_WINDOWS
# include <direct.h> // For chdir().
# else
# include <unistd.h>
# include <sys/wait.h> // For waitpid.
# endif // GTEST_OS_WINDOWS
# include <limits.h>
# include <signal.h>
# include <stdio.h>
# if GTEST_OS_LINUX
# include <sys/time.h>
# endif // GTEST_OS_LINUX
# include "gtest/gtest-spi.h"
// Indicates that this translation unit is part of Google Test's
// implementation. It must come before gtest-internal-inl.h is
// included, or there will be a compiler error. This trick is to
// prevent a user from accidentally including gtest-internal-inl.h in
// his code.
# define GTEST_IMPLEMENTATION_ 1
# include "src/gtest-internal-inl.h"
# undef GTEST_IMPLEMENTATION_
namespace posix = ::testing::internal::posix;
using testing::Message;
using testing::internal::DeathTest;
using testing::internal::DeathTestFactory;
using testing::internal::FilePath;
using testing::internal::GetLastErrnoDescription;
using testing::internal::GetUnitTestImpl;
using testing::internal::InDeathTestChild;
using testing::internal::ParseNaturalNumber;
namespace testing {
namespace internal {
// A helper class whose objects replace the death test factory for a
// single UnitTest object during their lifetimes.
class ReplaceDeathTestFactory {
public:
explicit ReplaceDeathTestFactory(DeathTestFactory* new_factory)
: unit_test_impl_(GetUnitTestImpl()) {
old_factory_ = unit_test_impl_->death_test_factory_.release();
unit_test_impl_->death_test_factory_.reset(new_factory);
}
~ReplaceDeathTestFactory() {
unit_test_impl_->death_test_factory_.release();
unit_test_impl_->death_test_factory_.reset(old_factory_);
}
private:
// Prevents copying ReplaceDeathTestFactory objects.
ReplaceDeathTestFactory(const ReplaceDeathTestFactory&);
void operator=(const ReplaceDeathTestFactory&);
UnitTestImpl* unit_test_impl_;
DeathTestFactory* old_factory_;
};
} // namespace internal
} // namespace testing
void DieWithMessage(const ::std::string& message) {
fprintf(stderr, "%s", message.c_str());
fflush(stderr); // Make sure the text is printed before the process exits.
// We call _exit() instead of exit(), as the former is a direct
// system call and thus safer in the presence of threads. exit()
// will invoke user-defined exit-hooks, which may do dangerous
// things that conflict with death tests.
//
// Some compilers can recognize that _exit() never returns and issue the
// 'unreachable code' warning for code following this function, unless
// fooled by a fake condition.
if (AlwaysTrue())
_exit(1);
}
void DieInside(const ::std::string& function) {
DieWithMessage("death inside " + function + "().");
}
// Tests that death tests work.
class TestForDeathTest : public testing::Test {
protected:
TestForDeathTest() : original_dir_(FilePath::GetCurrentDir()) {}
virtual ~TestForDeathTest() {
posix::ChDir(original_dir_.c_str());
}
// A static member function that's expected to die.
static void StaticMemberFunction() { DieInside("StaticMemberFunction"); }
// A method of the test fixture that may die.
void MemberFunction() {
if (should_die_)
DieInside("MemberFunction");
}
// True iff MemberFunction() should die.
bool should_die_;
const FilePath original_dir_;
};
// A class with a member function that may die.
class MayDie {
public:
explicit MayDie(bool should_die) : should_die_(should_die) {}
// A member function that may die.
void MemberFunction() const {
if (should_die_)
DieInside("MayDie::MemberFunction");
}
private:
// True iff MemberFunction() should die.
bool should_die_;
};
// A global function that's expected to die.
void GlobalFunction() { DieInside("GlobalFunction"); }
// A non-void function that's expected to die.
int NonVoidFunction() {
DieInside("NonVoidFunction");
return 1;
}
// A unary function that may die.
void DieIf(bool should_die) {
if (should_die)
DieInside("DieIf");
}
// A binary function that may die.
bool DieIfLessThan(int x, int y) {
if (x < y) {
DieInside("DieIfLessThan");
}
return true;
}
// Tests that ASSERT_DEATH can be used outside a TEST, TEST_F, or test fixture.
void DeathTestSubroutine() {
EXPECT_DEATH(GlobalFunction(), "death.*GlobalFunction");
ASSERT_DEATH(GlobalFunction(), "death.*GlobalFunction");
}
// Death in dbg, not opt.
int DieInDebugElse12(int* sideeffect) {
if (sideeffect) *sideeffect = 12;
# ifndef NDEBUG
DieInside("DieInDebugElse12");
# endif // NDEBUG
return 12;
}
# if GTEST_OS_WINDOWS
// Tests the ExitedWithCode predicate.
TEST(ExitStatusPredicateTest, ExitedWithCode) {
// On Windows, the process's exit code is the same as its exit status,
// so the predicate just compares the its input with its parameter.
EXPECT_TRUE(testing::ExitedWithCode(0)(0));
EXPECT_TRUE(testing::ExitedWithCode(1)(1));
EXPECT_TRUE(testing::ExitedWithCode(42)(42));
EXPECT_FALSE(testing::ExitedWithCode(0)(1));
EXPECT_FALSE(testing::ExitedWithCode(1)(0));
}
# else
// Returns the exit status of a process that calls _exit(2) with a
// given exit code. This is a helper function for the
// ExitStatusPredicateTest test suite.
static int NormalExitStatus(int exit_code) {
pid_t child_pid = fork();
if (child_pid == 0) {
_exit(exit_code);
}
int status;
waitpid(child_pid, &status, 0);
return status;
}
// Returns the exit status of a process that raises a given signal.
// If the signal does not cause the process to die, then it returns
// instead the exit status of a process that exits normally with exit
// code 1. This is a helper function for the ExitStatusPredicateTest
// test suite.
static int KilledExitStatus(int signum) {
pid_t child_pid = fork();
if (child_pid == 0) {
raise(signum);
_exit(1);
}
int status;
waitpid(child_pid, &status, 0);
return status;
}
// Tests the ExitedWithCode predicate.
TEST(ExitStatusPredicateTest, ExitedWithCode) {
const int status0 = NormalExitStatus(0);
const int status1 = NormalExitStatus(1);
const int status42 = NormalExitStatus(42);
const testing::ExitedWithCode pred0(0);
const testing::ExitedWithCode pred1(1);
const testing::ExitedWithCode pred42(42);
EXPECT_PRED1(pred0, status0);
EXPECT_PRED1(pred1, status1);
EXPECT_PRED1(pred42, status42);
EXPECT_FALSE(pred0(status1));
EXPECT_FALSE(pred42(status0));
EXPECT_FALSE(pred1(status42));
}
// Tests the KilledBySignal predicate.
TEST(ExitStatusPredicateTest, KilledBySignal) {
const int status_segv = KilledExitStatus(SIGSEGV);
const int status_kill = KilledExitStatus(SIGKILL);
const testing::KilledBySignal pred_segv(SIGSEGV);
const testing::KilledBySignal pred_kill(SIGKILL);
EXPECT_PRED1(pred_segv, status_segv);
EXPECT_PRED1(pred_kill, status_kill);
EXPECT_FALSE(pred_segv(status_kill));
EXPECT_FALSE(pred_kill(status_segv));
}
# endif // GTEST_OS_WINDOWS
// Tests that the death test macros expand to code which may or may not
// be followed by operator<<, and that in either case the complete text
// comprises only a single C++ statement.
TEST_F(TestForDeathTest, SingleStatement) {
if (AlwaysFalse())
// This would fail if executed; this is a compilation test only
ASSERT_DEATH(return, "");
if (AlwaysTrue())
EXPECT_DEATH(_exit(1), "");
else
// This empty "else" branch is meant to ensure that EXPECT_DEATH
// doesn't expand into an "if" statement without an "else"
;
if (AlwaysFalse())
ASSERT_DEATH(return, "") << "did not die";
if (AlwaysFalse())
;
else
EXPECT_DEATH(_exit(1), "") << 1 << 2 << 3;
}
void DieWithEmbeddedNul() {
fprintf(stderr, "Hello%cmy null world.\n", '\0');
fflush(stderr);
_exit(1);
}
# if GTEST_USES_PCRE
// Tests that EXPECT_DEATH and ASSERT_DEATH work when the error
// message has a NUL character in it.
TEST_F(TestForDeathTest, EmbeddedNulInMessage) {
// TODO(wan@google.com): <regex.h> doesn't support matching strings
// with embedded NUL characters - find a way to workaround it.
EXPECT_DEATH(DieWithEmbeddedNul(), "my null world");
ASSERT_DEATH(DieWithEmbeddedNul(), "my null world");
}
# endif // GTEST_USES_PCRE
// Tests that death test macros expand to code which interacts well with switch
// statements.
TEST_F(TestForDeathTest, SwitchStatement) {
// Microsoft compiler usually complains about switch statements without
// case labels. We suppress that warning for this test.
# ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable: 4065)
# endif // _MSC_VER
switch (0)
default:
ASSERT_DEATH(_exit(1), "") << "exit in default switch handler";
switch (0)
case 0:
EXPECT_DEATH(_exit(1), "") << "exit in switch case";
# ifdef _MSC_VER
# pragma warning(pop)
# endif // _MSC_VER
}
// Tests that a static member function can be used in a "fast" style
// death test.
TEST_F(TestForDeathTest, StaticMemberFunctionFastStyle) {
testing::GTEST_FLAG(death_test_style) = "fast";
ASSERT_DEATH(StaticMemberFunction(), "death.*StaticMember");
}
// Tests that a method of the test fixture can be used in a "fast"
// style death test.
TEST_F(TestForDeathTest, MemberFunctionFastStyle) {
testing::GTEST_FLAG(death_test_style) = "fast";
should_die_ = true;
EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction");
}
void ChangeToRootDir() { posix::ChDir(GTEST_PATH_SEP_); }
// Tests that death tests work even if the current directory has been
// changed.
TEST_F(TestForDeathTest, FastDeathTestInChangedDir) {
testing::GTEST_FLAG(death_test_style) = "fast";
ChangeToRootDir();
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
ChangeToRootDir();
ASSERT_DEATH(_exit(1), "");
}
# if GTEST_OS_LINUX
void SigprofAction(int, siginfo_t*, void*) { /* no op */ }
// Sets SIGPROF action and ITIMER_PROF timer (interval: 1ms).
void SetSigprofActionAndTimer() {
struct itimerval timer;
timer.it_interval.tv_sec = 0;
timer.it_interval.tv_usec = 1;
timer.it_value = timer.it_interval;
ASSERT_EQ(0, setitimer(ITIMER_PROF, &timer, NULL));
struct sigaction signal_action;
memset(&signal_action, 0, sizeof(signal_action));
sigemptyset(&signal_action.sa_mask);
signal_action.sa_sigaction = SigprofAction;
signal_action.sa_flags = SA_RESTART | SA_SIGINFO;
ASSERT_EQ(0, sigaction(SIGPROF, &signal_action, NULL));
}
// Disables ITIMER_PROF timer and ignores SIGPROF signal.
void DisableSigprofActionAndTimer(struct sigaction* old_signal_action) {
struct itimerval timer;
timer.it_interval.tv_sec = 0;
timer.it_interval.tv_usec = 0;
timer.it_value = timer.it_interval;
ASSERT_EQ(0, setitimer(ITIMER_PROF, &timer, NULL));
struct sigaction signal_action;
memset(&signal_action, 0, sizeof(signal_action));
sigemptyset(&signal_action.sa_mask);
signal_action.sa_handler = SIG_IGN;
ASSERT_EQ(0, sigaction(SIGPROF, &signal_action, old_signal_action));
}
// Tests that death tests work when SIGPROF handler and timer are set.
TEST_F(TestForDeathTest, FastSigprofActionSet) {
testing::GTEST_FLAG(death_test_style) = "fast";
SetSigprofActionAndTimer();
EXPECT_DEATH(_exit(1), "");
struct sigaction old_signal_action;
DisableSigprofActionAndTimer(&old_signal_action);
EXPECT_TRUE(old_signal_action.sa_sigaction == SigprofAction);
}
TEST_F(TestForDeathTest, ThreadSafeSigprofActionSet) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
SetSigprofActionAndTimer();
EXPECT_DEATH(_exit(1), "");
struct sigaction old_signal_action;
DisableSigprofActionAndTimer(&old_signal_action);
EXPECT_TRUE(old_signal_action.sa_sigaction == SigprofAction);
}
# endif // GTEST_OS_LINUX
// Repeats a representative sample of death tests in the "threadsafe" style:
TEST_F(TestForDeathTest, StaticMemberFunctionThreadsafeStyle) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
ASSERT_DEATH(StaticMemberFunction(), "death.*StaticMember");
}
TEST_F(TestForDeathTest, MemberFunctionThreadsafeStyle) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
should_die_ = true;
EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction");
}
TEST_F(TestForDeathTest, ThreadsafeDeathTestInLoop) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
for (int i = 0; i < 3; ++i)
EXPECT_EXIT(_exit(i), testing::ExitedWithCode(i), "") << ": i = " << i;
}
TEST_F(TestForDeathTest, ThreadsafeDeathTestInChangedDir) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
ChangeToRootDir();
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
ChangeToRootDir();
ASSERT_DEATH(_exit(1), "");
}
TEST_F(TestForDeathTest, MixedStyles) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
EXPECT_DEATH(_exit(1), "");
testing::GTEST_FLAG(death_test_style) = "fast";
EXPECT_DEATH(_exit(1), "");
}
# if GTEST_HAS_CLONE && GTEST_HAS_PTHREAD
namespace {
bool pthread_flag;
void SetPthreadFlag() {
pthread_flag = true;
}
} // namespace
TEST_F(TestForDeathTest, DoesNotExecuteAtforkHooks) {
if (!testing::GTEST_FLAG(death_test_use_fork)) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
pthread_flag = false;
ASSERT_EQ(0, pthread_atfork(&SetPthreadFlag, NULL, NULL));
ASSERT_DEATH(_exit(1), "");
ASSERT_FALSE(pthread_flag);
}
}
# endif // GTEST_HAS_CLONE && GTEST_HAS_PTHREAD
// Tests that a method of another class can be used in a death test.
TEST_F(TestForDeathTest, MethodOfAnotherClass) {
const MayDie x(true);
ASSERT_DEATH(x.MemberFunction(), "MayDie\\:\\:MemberFunction");
}
// Tests that a global function can be used in a death test.
TEST_F(TestForDeathTest, GlobalFunction) {
EXPECT_DEATH(GlobalFunction(), "GlobalFunction");
}
// Tests that any value convertible to an RE works as a second
// argument to EXPECT_DEATH.
TEST_F(TestForDeathTest, AcceptsAnythingConvertibleToRE) {
static const char regex_c_str[] = "GlobalFunction";
EXPECT_DEATH(GlobalFunction(), regex_c_str);
const testing::internal::RE regex(regex_c_str);
EXPECT_DEATH(GlobalFunction(), regex);
# if GTEST_HAS_GLOBAL_STRING
const string regex_str(regex_c_str);
EXPECT_DEATH(GlobalFunction(), regex_str);
# endif // GTEST_HAS_GLOBAL_STRING
const ::std::string regex_std_str(regex_c_str);
EXPECT_DEATH(GlobalFunction(), regex_std_str);
}
// Tests that a non-void function can be used in a death test.
TEST_F(TestForDeathTest, NonVoidFunction) {
ASSERT_DEATH(NonVoidFunction(), "NonVoidFunction");
}
// Tests that functions that take parameter(s) can be used in a death test.
TEST_F(TestForDeathTest, FunctionWithParameter) {
EXPECT_DEATH(DieIf(true), "DieIf\\(\\)");
EXPECT_DEATH(DieIfLessThan(2, 3), "DieIfLessThan");
}
// Tests that ASSERT_DEATH can be used outside a TEST, TEST_F, or test fixture.
TEST_F(TestForDeathTest, OutsideFixture) {
DeathTestSubroutine();
}
// Tests that death tests can be done inside a loop.
TEST_F(TestForDeathTest, InsideLoop) {
for (int i = 0; i < 5; i++) {
EXPECT_DEATH(DieIfLessThan(-1, i), "DieIfLessThan") << "where i == " << i;
}
}
// Tests that a compound statement can be used in a death test.
TEST_F(TestForDeathTest, CompoundStatement) {
EXPECT_DEATH({ // NOLINT
const int x = 2;
const int y = x + 1;
DieIfLessThan(x, y);
},
"DieIfLessThan");
}
// Tests that code that doesn't die causes a death test to fail.
TEST_F(TestForDeathTest, DoesNotDie) {
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(DieIf(false), "DieIf"),
"failed to die");
}
// Tests that a death test fails when the error message isn't expected.
TEST_F(TestForDeathTest, ErrorMessageMismatch) {
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_DEATH(DieIf(true), "DieIfLessThan") << "End of death test message.";
}, "died but not with expected error");
}
// On exit, *aborted will be true iff the EXPECT_DEATH() statement
// aborted the function.
void ExpectDeathTestHelper(bool* aborted) {
*aborted = true;
EXPECT_DEATH(DieIf(false), "DieIf"); // This assertion should fail.
*aborted = false;
}
// Tests that EXPECT_DEATH doesn't abort the test on failure.
TEST_F(TestForDeathTest, EXPECT_DEATH) {
bool aborted = true;
EXPECT_NONFATAL_FAILURE(ExpectDeathTestHelper(&aborted),
"failed to die");
EXPECT_FALSE(aborted);
}
// Tests that ASSERT_DEATH does abort the test on failure.
TEST_F(TestForDeathTest, ASSERT_DEATH) {
static bool aborted;
EXPECT_FATAL_FAILURE({ // NOLINT
aborted = true;
ASSERT_DEATH(DieIf(false), "DieIf"); // This assertion should fail.
aborted = false;
}, "failed to die");
EXPECT_TRUE(aborted);
}
// Tests that EXPECT_DEATH evaluates the arguments exactly once.
TEST_F(TestForDeathTest, SingleEvaluation) {
int x = 3;
EXPECT_DEATH(DieIf((++x) == 4), "DieIf");
const char* regex = "DieIf";
const char* regex_save = regex;
EXPECT_DEATH(DieIfLessThan(3, 4), regex++);
EXPECT_EQ(regex_save + 1, regex);
}
// Tests that run-away death tests are reported as failures.
TEST_F(TestForDeathTest, RunawayIsFailure) {
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(static_cast<void>(0), "Foo"),
"failed to die.");
}
// Tests that death tests report executing 'return' in the statement as
// failure.
TEST_F(TestForDeathTest, ReturnIsFailure) {
EXPECT_FATAL_FAILURE(ASSERT_DEATH(return, "Bar"),
"illegal return in test statement.");
}
// Tests that EXPECT_DEBUG_DEATH works as expected, that is, you can stream a
// message to it, and in debug mode it:
// 1. Asserts on death.
// 2. Has no side effect.
//
// And in opt mode, it:
// 1. Has side effects but does not assert.
TEST_F(TestForDeathTest, TestExpectDebugDeath) {
int sideeffect = 0;
EXPECT_DEBUG_DEATH(DieInDebugElse12(&sideeffect), "death.*DieInDebugElse12")
<< "Must accept a streamed message";
# ifdef NDEBUG
// Checks that the assignment occurs in opt mode (sideeffect).
EXPECT_EQ(12, sideeffect);
# else
// Checks that the assignment does not occur in dbg mode (no sideeffect).
EXPECT_EQ(0, sideeffect);
# endif
}
// Tests that ASSERT_DEBUG_DEATH works as expected, that is, you can stream a
// message to it, and in debug mode it:
// 1. Asserts on death.
// 2. Has no side effect.
//
// And in opt mode, it:
// 1. Has side effects but does not assert.
TEST_F(TestForDeathTest, TestAssertDebugDeath) {
int sideeffect = 0;
ASSERT_DEBUG_DEATH(DieInDebugElse12(&sideeffect), "death.*DieInDebugElse12")
<< "Must accept a streamed message";
# ifdef NDEBUG
// Checks that the assignment occurs in opt mode (sideeffect).
EXPECT_EQ(12, sideeffect);
# else
// Checks that the assignment does not occur in dbg mode (no sideeffect).
EXPECT_EQ(0, sideeffect);
# endif
}
# ifndef NDEBUG
void ExpectDebugDeathHelper(bool* aborted) {
*aborted = true;
EXPECT_DEBUG_DEATH(return, "") << "This is expected to fail.";
*aborted = false;
}
# if GTEST_OS_WINDOWS
TEST(PopUpDeathTest, DoesNotShowPopUpOnAbort) {
printf("This test should be considered failing if it shows "
"any pop-up dialogs.\n");
fflush(stdout);
EXPECT_DEATH({
testing::GTEST_FLAG(catch_exceptions) = false;
abort();
}, "");
}
# endif // GTEST_OS_WINDOWS
// Tests that EXPECT_DEBUG_DEATH in debug mode does not abort
// the function.
TEST_F(TestForDeathTest, ExpectDebugDeathDoesNotAbort) {
bool aborted = true;
EXPECT_NONFATAL_FAILURE(ExpectDebugDeathHelper(&aborted), "");
EXPECT_FALSE(aborted);
}
void AssertDebugDeathHelper(bool* aborted) {
*aborted = true;
ASSERT_DEBUG_DEATH(return, "") << "This is expected to fail.";
*aborted = false;
}
// Tests that ASSERT_DEBUG_DEATH in debug mode aborts the function on
// failure.
TEST_F(TestForDeathTest, AssertDebugDeathAborts) {
static bool aborted;
aborted = false;
EXPECT_FATAL_FAILURE(AssertDebugDeathHelper(&aborted), "");
EXPECT_TRUE(aborted);
}
# endif // _NDEBUG
// Tests the *_EXIT family of macros, using a variety of predicates.
static void TestExitMacros() {
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
ASSERT_EXIT(_exit(42), testing::ExitedWithCode(42), "");
# if GTEST_OS_WINDOWS
// Of all signals effects on the process exit code, only those of SIGABRT
// are documented on Windows.
// See http://msdn.microsoft.com/en-us/library/dwwzkt4c(VS.71).aspx.
EXPECT_EXIT(raise(SIGABRT), testing::ExitedWithCode(3), "") << "b_ar";
# else
EXPECT_EXIT(raise(SIGKILL), testing::KilledBySignal(SIGKILL), "") << "foo";
ASSERT_EXIT(raise(SIGUSR2), testing::KilledBySignal(SIGUSR2), "") << "bar";
EXPECT_FATAL_FAILURE({ // NOLINT
ASSERT_EXIT(_exit(0), testing::KilledBySignal(SIGSEGV), "")
<< "This failure is expected, too.";
}, "This failure is expected, too.");
# endif // GTEST_OS_WINDOWS
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_EXIT(raise(SIGSEGV), testing::ExitedWithCode(0), "")
<< "This failure is expected.";
}, "This failure is expected.");
}
TEST_F(TestForDeathTest, ExitMacros) {
TestExitMacros();
}
TEST_F(TestForDeathTest, ExitMacrosUsingFork) {
testing::GTEST_FLAG(death_test_use_fork) = true;
TestExitMacros();
}
TEST_F(TestForDeathTest, InvalidStyle) {
testing::GTEST_FLAG(death_test_style) = "rococo";
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_DEATH(_exit(0), "") << "This failure is expected.";
}, "This failure is expected.");
}
TEST_F(TestForDeathTest, DeathTestFailedOutput) {
testing::GTEST_FLAG(death_test_style) = "fast";
EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH(DieWithMessage("death\n"),
"expected message"),
"Actual msg:\n"
"[ DEATH ] death\n");
}
TEST_F(TestForDeathTest, DeathTestUnexpectedReturnOutput) {
testing::GTEST_FLAG(death_test_style) = "fast";
EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH({
fprintf(stderr, "returning\n");
fflush(stderr);
return;
}, ""),
" Result: illegal return in test statement.\n"
" Error msg:\n"
"[ DEATH ] returning\n");
}
TEST_F(TestForDeathTest, DeathTestBadExitCodeOutput) {
testing::GTEST_FLAG(death_test_style) = "fast";
EXPECT_NONFATAL_FAILURE(
EXPECT_EXIT(DieWithMessage("exiting with rc 1\n"),
testing::ExitedWithCode(3),
"expected message"),
" Result: died but not with expected exit code:\n"
" Exited with exit status 1\n"
"Actual msg:\n"
"[ DEATH ] exiting with rc 1\n");
}
TEST_F(TestForDeathTest, DeathTestMultiLineMatchFail) {
testing::GTEST_FLAG(death_test_style) = "fast";
EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH(DieWithMessage("line 1\nline 2\nline 3\n"),
"line 1\nxyz\nline 3\n"),
"Actual msg:\n"
"[ DEATH ] line 1\n"
"[ DEATH ] line 2\n"
"[ DEATH ] line 3\n");
}
TEST_F(TestForDeathTest, DeathTestMultiLineMatchPass) {
testing::GTEST_FLAG(death_test_style) = "fast";
EXPECT_DEATH(DieWithMessage("line 1\nline 2\nline 3\n"),
"line 1\nline 2\nline 3\n");
}
// A DeathTestFactory that returns MockDeathTests.
class MockDeathTestFactory : public DeathTestFactory {
public:
MockDeathTestFactory();
virtual bool Create(const char* statement,
const ::testing::internal::RE* regex,
const char* file, int line, DeathTest** test);
// Sets the parameters for subsequent calls to Create.
void SetParameters(bool create, DeathTest::TestRole role,
int status, bool passed);
// Accessors.
int AssumeRoleCalls() const { return assume_role_calls_; }
int WaitCalls() const { return wait_calls_; }
int PassedCalls() const { return passed_args_.size(); }
bool PassedArgument(int n) const { return passed_args_[n]; }
int AbortCalls() const { return abort_args_.size(); }
DeathTest::AbortReason AbortArgument(int n) const {
return abort_args_[n];
}
bool TestDeleted() const { return test_deleted_; }
private:
friend class MockDeathTest;
// If true, Create will return a MockDeathTest; otherwise it returns
// NULL.
bool create_;
// The value a MockDeathTest will return from its AssumeRole method.
DeathTest::TestRole role_;
// The value a MockDeathTest will return from its Wait method.
int status_;
// The value a MockDeathTest will return from its Passed method.
bool passed_;
// Number of times AssumeRole was called.
int assume_role_calls_;
// Number of times Wait was called.
int wait_calls_;
// The arguments to the calls to Passed since the last call to
// SetParameters.
std::vector<bool> passed_args_;
// The arguments to the calls to Abort since the last call to
// SetParameters.
std::vector<DeathTest::AbortReason> abort_args_;
// True if the last MockDeathTest returned by Create has been
// deleted.
bool test_deleted_;
};
// A DeathTest implementation useful in testing. It returns values set
// at its creation from its various inherited DeathTest methods, and
// reports calls to those methods to its parent MockDeathTestFactory
// object.
class MockDeathTest : public DeathTest {
public:
MockDeathTest(MockDeathTestFactory *parent,
TestRole role, int status, bool passed) :
parent_(parent), role_(role), status_(status), passed_(passed) {
}
virtual ~MockDeathTest() {
parent_->test_deleted_ = true;
}
virtual TestRole AssumeRole() {
++parent_->assume_role_calls_;
return role_;
}
virtual int Wait() {
++parent_->wait_calls_;
return status_;
}
virtual bool Passed(bool exit_status_ok) {
parent_->passed_args_.push_back(exit_status_ok);
return passed_;
}
virtual void Abort(AbortReason reason) {
parent_->abort_args_.push_back(reason);
}
private:
MockDeathTestFactory* const parent_;
const TestRole role_;
const int status_;
const bool passed_;
};
// MockDeathTestFactory constructor.
MockDeathTestFactory::MockDeathTestFactory()
: create_(true),
role_(DeathTest::OVERSEE_TEST),
status_(0),
passed_(true),
assume_role_calls_(0),
wait_calls_(0),
passed_args_(),
abort_args_() {
}
// Sets the parameters for subsequent calls to Create.
void MockDeathTestFactory::SetParameters(bool create,
DeathTest::TestRole role,
int status, bool passed) {
create_ = create;
role_ = role;
status_ = status;
passed_ = passed;
assume_role_calls_ = 0;
wait_calls_ = 0;
passed_args_.clear();
abort_args_.clear();
}
// Sets test to NULL (if create_ is false) or to the address of a new
// MockDeathTest object with parameters taken from the last call
// to SetParameters (if create_ is true). Always returns true.
bool MockDeathTestFactory::Create(const char* /*statement*/,
const ::testing::internal::RE* /*regex*/,
const char* /*file*/,
int /*line*/,
DeathTest** test) {
test_deleted_ = false;
if (create_) {
*test = new MockDeathTest(this, role_, status_, passed_);
} else {
*test = NULL;
}
return true;
}
// A test fixture for testing the logic of the GTEST_DEATH_TEST_ macro.
// It installs a MockDeathTestFactory that is used for the duration
// of the test case.
class MacroLogicDeathTest : public testing::Test {
protected:
static testing::internal::ReplaceDeathTestFactory* replacer_;
static MockDeathTestFactory* factory_;
static void SetUpTestCase() {
factory_ = new MockDeathTestFactory;
replacer_ = new testing::internal::ReplaceDeathTestFactory(factory_);
}
static void TearDownTestCase() {
delete replacer_;
replacer_ = NULL;
delete factory_;
factory_ = NULL;
}
// Runs a death test that breaks the rules by returning. Such a death
// test cannot be run directly from a test routine that uses a
// MockDeathTest, or the remainder of the routine will not be executed.
static void RunReturningDeathTest(bool* flag) {
ASSERT_DEATH({ // NOLINT
*flag = true;
return;
}, "");
}
};
testing::internal::ReplaceDeathTestFactory* MacroLogicDeathTest::replacer_
= NULL;
MockDeathTestFactory* MacroLogicDeathTest::factory_ = NULL;
// Test that nothing happens when the factory doesn't return a DeathTest:
TEST_F(MacroLogicDeathTest, NothingHappens) {
bool flag = false;
factory_->SetParameters(false, DeathTest::OVERSEE_TEST, 0, true);
EXPECT_DEATH(flag = true, "");
EXPECT_FALSE(flag);
EXPECT_EQ(0, factory_->AssumeRoleCalls());
EXPECT_EQ(0, factory_->WaitCalls());
EXPECT_EQ(0, factory_->PassedCalls());
EXPECT_EQ(0, factory_->AbortCalls());
EXPECT_FALSE(factory_->TestDeleted());
}
// Test that the parent process doesn't run the death test code,
// and that the Passed method returns false when the (simulated)
// child process exits with status 0:
TEST_F(MacroLogicDeathTest, ChildExitsSuccessfully) {
bool flag = false;
factory_->SetParameters(true, DeathTest::OVERSEE_TEST, 0, true);
EXPECT_DEATH(flag = true, "");
EXPECT_FALSE(flag);
EXPECT_EQ(1, factory_->AssumeRoleCalls());
EXPECT_EQ(1, factory_->WaitCalls());
ASSERT_EQ(1, factory_->PassedCalls());
EXPECT_FALSE(factory_->PassedArgument(0));
EXPECT_EQ(0, factory_->AbortCalls());
EXPECT_TRUE(factory_->TestDeleted());
}
// Tests that the Passed method was given the argument "true" when
// the (simulated) child process exits with status 1:
TEST_F(MacroLogicDeathTest, ChildExitsUnsuccessfully) {
bool flag = false;
factory_->SetParameters(true, DeathTest::OVERSEE_TEST, 1, true);
EXPECT_DEATH(flag = true, "");
EXPECT_FALSE(flag);
EXPECT_EQ(1, factory_->AssumeRoleCalls());
EXPECT_EQ(1, factory_->WaitCalls());
ASSERT_EQ(1, factory_->PassedCalls());
EXPECT_TRUE(factory_->PassedArgument(0));
EXPECT_EQ(0, factory_->AbortCalls());
EXPECT_TRUE(factory_->TestDeleted());
}
// Tests that the (simulated) child process executes the death test
// code, and is aborted with the correct AbortReason if it
// executes a return statement.
TEST_F(MacroLogicDeathTest, ChildPerformsReturn) {
bool flag = false;
factory_->SetParameters(true, DeathTest::EXECUTE_TEST, 0, true);
RunReturningDeathTest(&flag);
EXPECT_TRUE(flag);
EXPECT_EQ(1, factory_->AssumeRoleCalls());
EXPECT_EQ(0, factory_->WaitCalls());
EXPECT_EQ(0, factory_->PassedCalls());
EXPECT_EQ(1, factory_->AbortCalls());
EXPECT_EQ(DeathTest::TEST_ENCOUNTERED_RETURN_STATEMENT,
factory_->AbortArgument(0));
EXPECT_TRUE(factory_->TestDeleted());
}
// Tests that the (simulated) child process is aborted with the
// correct AbortReason if it does not die.
TEST_F(MacroLogicDeathTest, ChildDoesNotDie) {
bool flag = false;
factory_->SetParameters(true, DeathTest::EXECUTE_TEST, 0, true);
EXPECT_DEATH(flag = true, "");
EXPECT_TRUE(flag);
EXPECT_EQ(1, factory_->AssumeRoleCalls());
EXPECT_EQ(0, factory_->WaitCalls());
EXPECT_EQ(0, factory_->PassedCalls());
// This time there are two calls to Abort: one since the test didn't
// die, and another from the ReturnSentinel when it's destroyed. The
// sentinel normally isn't destroyed if a test doesn't die, since
// _exit(2) is called in that case by ForkingDeathTest, but not by
// our MockDeathTest.
ASSERT_EQ(2, factory_->AbortCalls());
EXPECT_EQ(DeathTest::TEST_DID_NOT_DIE,
factory_->AbortArgument(0));
EXPECT_EQ(DeathTest::TEST_ENCOUNTERED_RETURN_STATEMENT,
factory_->AbortArgument(1));
EXPECT_TRUE(factory_->TestDeleted());
}
// Tests that a successful death test does not register a successful
// test part.
TEST(SuccessRegistrationDeathTest, NoSuccessPart) {
EXPECT_DEATH(_exit(1), "");
EXPECT_EQ(0, GetUnitTestImpl()->current_test_result()->total_part_count());
}
TEST(StreamingAssertionsDeathTest, DeathTest) {
EXPECT_DEATH(_exit(1), "") << "unexpected failure";
ASSERT_DEATH(_exit(1), "") << "unexpected failure";
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_DEATH(_exit(0), "") << "expected failure";
}, "expected failure");
EXPECT_FATAL_FAILURE({ // NOLINT
ASSERT_DEATH(_exit(0), "") << "expected failure";
}, "expected failure");
}
// Tests that GetLastErrnoDescription returns an empty string when the
// last error is 0 and non-empty string when it is non-zero.
TEST(GetLastErrnoDescription, GetLastErrnoDescriptionWorks) {
errno = ENOENT;
EXPECT_STRNE("", GetLastErrnoDescription().c_str());
errno = 0;
EXPECT_STREQ("", GetLastErrnoDescription().c_str());
}
# if GTEST_OS_WINDOWS
TEST(AutoHandleTest, AutoHandleWorks) {
HANDLE handle = ::CreateEvent(NULL, FALSE, FALSE, NULL);
ASSERT_NE(INVALID_HANDLE_VALUE, handle);
// Tests that the AutoHandle is correctly initialized with a handle.
testing::internal::AutoHandle auto_handle(handle);
EXPECT_EQ(handle, auto_handle.Get());
// Tests that Reset assigns INVALID_HANDLE_VALUE.
// Note that this cannot verify whether the original handle is closed.
auto_handle.Reset();
EXPECT_EQ(INVALID_HANDLE_VALUE, auto_handle.Get());
// Tests that Reset assigns the new handle.
// Note that this cannot verify whether the original handle is closed.
handle = ::CreateEvent(NULL, FALSE, FALSE, NULL);
ASSERT_NE(INVALID_HANDLE_VALUE, handle);
auto_handle.Reset(handle);
EXPECT_EQ(handle, auto_handle.Get());
// Tests that AutoHandle contains INVALID_HANDLE_VALUE by default.
testing::internal::AutoHandle auto_handle2;
EXPECT_EQ(INVALID_HANDLE_VALUE, auto_handle2.Get());
}
# endif // GTEST_OS_WINDOWS
# if GTEST_OS_WINDOWS
typedef unsigned __int64 BiggestParsable;
typedef signed __int64 BiggestSignedParsable;
# else
typedef unsigned long long BiggestParsable;
typedef signed long long BiggestSignedParsable;
# endif // GTEST_OS_WINDOWS
// We cannot use std::numeric_limits<T>::max() as it clashes with the
// max() macro defined by <windows.h>.
const BiggestParsable kBiggestParsableMax = ULLONG_MAX;
const BiggestSignedParsable kBiggestSignedParsableMax = LLONG_MAX;
TEST(ParseNaturalNumberTest, RejectsInvalidFormat) {
BiggestParsable result = 0;
// Rejects non-numbers.
EXPECT_FALSE(ParseNaturalNumber("non-number string", &result));
// Rejects numbers with whitespace prefix.
EXPECT_FALSE(ParseNaturalNumber(" 123", &result));
// Rejects negative numbers.
EXPECT_FALSE(ParseNaturalNumber("-123", &result));
// Rejects numbers starting with a plus sign.
EXPECT_FALSE(ParseNaturalNumber("+123", &result));
errno = 0;
}
TEST(ParseNaturalNumberTest, RejectsOverflownNumbers) {
BiggestParsable result = 0;
EXPECT_FALSE(ParseNaturalNumber("99999999999999999999999", &result));
signed char char_result = 0;
EXPECT_FALSE(ParseNaturalNumber("200", &char_result));
errno = 0;
}
TEST(ParseNaturalNumberTest, AcceptsValidNumbers) {
BiggestParsable result = 0;
result = 0;
ASSERT_TRUE(ParseNaturalNumber("123", &result));
EXPECT_EQ(123U, result);
// Check 0 as an edge case.
result = 1;
ASSERT_TRUE(ParseNaturalNumber("0", &result));
EXPECT_EQ(0U, result);
result = 1;
ASSERT_TRUE(ParseNaturalNumber("00000", &result));
EXPECT_EQ(0U, result);
}
TEST(ParseNaturalNumberTest, AcceptsTypeLimits) {
Message msg;
msg << kBiggestParsableMax;
BiggestParsable result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg.GetString(), &result));
EXPECT_EQ(kBiggestParsableMax, result);
Message msg2;
msg2 << kBiggestSignedParsableMax;
BiggestSignedParsable signed_result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg2.GetString(), &signed_result));
EXPECT_EQ(kBiggestSignedParsableMax, signed_result);
Message msg3;
msg3 << INT_MAX;
int int_result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg3.GetString(), &int_result));
EXPECT_EQ(INT_MAX, int_result);
Message msg4;
msg4 << UINT_MAX;
unsigned int uint_result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg4.GetString(), &uint_result));
EXPECT_EQ(UINT_MAX, uint_result);
}
TEST(ParseNaturalNumberTest, WorksForShorterIntegers) {
short short_result = 0;
ASSERT_TRUE(ParseNaturalNumber("123", &short_result));
EXPECT_EQ(123, short_result);
signed char char_result = 0;
ASSERT_TRUE(ParseNaturalNumber("123", &char_result));
EXPECT_EQ(123, char_result);
}
# if GTEST_OS_WINDOWS
TEST(EnvironmentTest, HandleFitsIntoSizeT) {
// TODO(vladl@google.com): Remove this test after this condition is verified
// in a static assertion in gtest-death-test.cc in the function
// GetStatusFileDescriptor.
ASSERT_TRUE(sizeof(HANDLE) <= sizeof(size_t));
}
# endif // GTEST_OS_WINDOWS
// Tests that EXPECT_DEATH_IF_SUPPORTED/ASSERT_DEATH_IF_SUPPORTED trigger
// failures when death tests are available on the system.
TEST(ConditionalDeathMacrosDeathTest, ExpectsDeathWhenDeathTestsAvailable) {
EXPECT_DEATH_IF_SUPPORTED(DieInside("CondDeathTestExpectMacro"),
"death inside CondDeathTestExpectMacro");
ASSERT_DEATH_IF_SUPPORTED(DieInside("CondDeathTestAssertMacro"),
"death inside CondDeathTestAssertMacro");
// Empty statement will not crash, which must trigger a failure.
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH_IF_SUPPORTED(;, ""), "");
EXPECT_FATAL_FAILURE(ASSERT_DEATH_IF_SUPPORTED(;, ""), "");
}
#else
using testing::internal::CaptureStderr;
using testing::internal::GetCapturedStderr;
// Tests that EXPECT_DEATH_IF_SUPPORTED/ASSERT_DEATH_IF_SUPPORTED are still
// defined but do not trigger failures when death tests are not available on
// the system.
TEST(ConditionalDeathMacrosTest, WarnsWhenDeathTestsNotAvailable) {
// Empty statement will not crash, but that should not trigger a failure
// when death tests are not supported.
CaptureStderr();
EXPECT_DEATH_IF_SUPPORTED(;, "");
std::string output = GetCapturedStderr();
ASSERT_TRUE(NULL != strstr(output.c_str(),
"Death tests are not supported on this platform"));
ASSERT_TRUE(NULL != strstr(output.c_str(), ";"));
// The streamed message should not be printed as there is no test failure.
CaptureStderr();
EXPECT_DEATH_IF_SUPPORTED(;, "") << "streamed message";
output = GetCapturedStderr();
ASSERT_TRUE(NULL == strstr(output.c_str(), "streamed message"));
CaptureStderr();
ASSERT_DEATH_IF_SUPPORTED(;, ""); // NOLINT
output = GetCapturedStderr();
ASSERT_TRUE(NULL != strstr(output.c_str(),
"Death tests are not supported on this platform"));
ASSERT_TRUE(NULL != strstr(output.c_str(), ";"));
CaptureStderr();
ASSERT_DEATH_IF_SUPPORTED(;, "") << "streamed message"; // NOLINT
output = GetCapturedStderr();
ASSERT_TRUE(NULL == strstr(output.c_str(), "streamed message"));
}
void FuncWithAssert(int* n) {
ASSERT_DEATH_IF_SUPPORTED(return;, "");
(*n)++;
}
// Tests that ASSERT_DEATH_IF_SUPPORTED does not return from the current
// function (as ASSERT_DEATH does) if death tests are not supported.
TEST(ConditionalDeathMacrosTest, AssertDeatDoesNotReturnhIfUnsupported) {
int n = 0;
FuncWithAssert(&n);
EXPECT_EQ(1, n);
}
TEST(InDeathTestChildDeathTest, ReportsDeathTestCorrectlyInFastStyle) {
testing::GTEST_FLAG(death_test_style) = "fast";
EXPECT_FALSE(InDeathTestChild());
EXPECT_DEATH({
fprintf(stderr, InDeathTestChild() ? "Inside" : "Outside");
fflush(stderr);
_exit(1);
}, "Inside");
}
TEST(InDeathTestChildDeathTest, ReportsDeathTestCorrectlyInThreadSafeStyle) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
EXPECT_FALSE(InDeathTestChild());
EXPECT_DEATH({
fprintf(stderr, InDeathTestChild() ? "Inside" : "Outside");
fflush(stderr);
_exit(1);
}, "Inside");
}
#endif // GTEST_HAS_DEATH_TEST
// Tests that the death test macros expand to code which may or may not
// be followed by operator<<, and that in either case the complete text
// comprises only a single C++ statement.
//
// The syntax should work whether death tests are available or not.
TEST(ConditionalDeathMacrosSyntaxDeathTest, SingleStatement) {
if (AlwaysFalse())
// This would fail if executed; this is a compilation test only
ASSERT_DEATH_IF_SUPPORTED(return, "");
if (AlwaysTrue())
EXPECT_DEATH_IF_SUPPORTED(_exit(1), "");
else
// This empty "else" branch is meant to ensure that EXPECT_DEATH
// doesn't expand into an "if" statement without an "else"
; // NOLINT
if (AlwaysFalse())
ASSERT_DEATH_IF_SUPPORTED(return, "") << "did not die";
if (AlwaysFalse())
; // NOLINT
else
EXPECT_DEATH_IF_SUPPORTED(_exit(1), "") << 1 << 2 << 3;
}
// Tests that conditional death test macros expand to code which interacts
// well with switch statements.
TEST(ConditionalDeathMacrosSyntaxDeathTest, SwitchStatement) {
// Microsoft compiler usually complains about switch statements without
// case labels. We suppress that warning for this test.
#ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable: 4065)
#endif // _MSC_VER
switch (0)
default:
ASSERT_DEATH_IF_SUPPORTED(_exit(1), "")
<< "exit in default switch handler";
switch (0)
case 0:
EXPECT_DEATH_IF_SUPPORTED(_exit(1), "") << "exit in switch case";
#ifdef _MSC_VER
# pragma warning(pop)
#endif // _MSC_VER
}
// Tests that a test case whose name ends with "DeathTest" works fine
// on Windows.
TEST(NotADeathTest, Test) {
SUCCEED();
}
test/gtest-1.7.0/test/gtest-filepath_test.cc 0 → 100644
View file @ db82302e
// Copyright 2008, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Authors: keith.ray@gmail.com (Keith Ray)
//
// Google Test filepath utilities
//
// This file tests classes and functions used internally by
// Google Test. They are subject to change without notice.
//
// This file is #included from gtest_unittest.cc, to avoid changing
// build or make-files for some existing Google Test clients. Do not
// #include this file anywhere else!
#include "gtest/internal/gtest-filepath.h"
#include "gtest/gtest.h"
// Indicates that this translation unit is part of Google Test's
// implementation. It must come before gtest-internal-inl.h is
// included, or there will be a compiler error. This trick is to
// prevent a user from accidentally including gtest-internal-inl.h in
// his code.
#define GTEST_IMPLEMENTATION_ 1
#include "src/gtest-internal-inl.h"
#undef GTEST_IMPLEMENTATION_
#if GTEST_OS_WINDOWS_MOBILE
# include <windows.h> // NOLINT
#elif GTEST_OS_WINDOWS
# include <direct.h> // NOLINT
#endif // GTEST_OS_WINDOWS_MOBILE
namespace testing {
namespace internal {
namespace {
#if GTEST_OS_WINDOWS_MOBILE
// TODO(wan@google.com): Move these to the POSIX adapter section in
// gtest-port.h.
// Windows CE doesn't have the remove C function.
int remove(const char* path) {
LPCWSTR wpath = String::AnsiToUtf16(path);
int ret = DeleteFile(wpath) ? 0 : -1;
delete [] wpath;
return ret;
}
// Windows CE doesn't have the _rmdir C function.
int _rmdir(const char* path) {
FilePath filepath(path);
LPCWSTR wpath = String::AnsiToUtf16(
filepath.RemoveTrailingPathSeparator().c_str());
int ret = RemoveDirectory(wpath) ? 0 : -1;
delete [] wpath;
return ret;
}
#else
TEST(GetCurrentDirTest, ReturnsCurrentDir) {
const FilePath original_dir = FilePath::GetCurrentDir();
EXPECT_FALSE(original_dir.IsEmpty());
posix::ChDir(GTEST_PATH_SEP_);
const FilePath cwd = FilePath::GetCurrentDir();
posix::ChDir(original_dir.c_str());
# if GTEST_OS_WINDOWS
// Skips the ":".
const char* const cwd_without_drive = strchr(cwd.c_str(), ':');
ASSERT_TRUE(cwd_without_drive != NULL);
EXPECT_STREQ(GTEST_PATH_SEP_, cwd_without_drive + 1);
# else
EXPECT_EQ(GTEST_PATH_SEP_, cwd.string());
# endif
}
#endif // GTEST_OS_WINDOWS_MOBILE
TEST(IsEmptyTest, ReturnsTrueForEmptyPath) {
EXPECT_TRUE(FilePath("").IsEmpty());
}
TEST(IsEmptyTest, ReturnsFalseForNonEmptyPath) {
EXPECT_FALSE(FilePath("a").IsEmpty());
EXPECT_FALSE(FilePath(".").IsEmpty());
EXPECT_FALSE(FilePath("a/b").IsEmpty());
EXPECT_FALSE(FilePath("a\\b\\").IsEmpty());
}
// RemoveDirectoryName "" -> ""
TEST(RemoveDirectoryNameTest, WhenEmptyName) {
EXPECT_EQ("", FilePath("").RemoveDirectoryName().string());
}
// RemoveDirectoryName "afile" -> "afile"
TEST(RemoveDirectoryNameTest, ButNoDirectory) {
EXPECT_EQ("afile",
FilePath("afile").RemoveDirectoryName().string());
}
// RemoveDirectoryName "/afile" -> "afile"
TEST(RemoveDirectoryNameTest, RootFileShouldGiveFileName) {
EXPECT_EQ("afile",
FilePath(GTEST_PATH_SEP_ "afile").RemoveDirectoryName().string());
}
// RemoveDirectoryName "adir/" -> ""
TEST(RemoveDirectoryNameTest, WhereThereIsNoFileName) {
EXPECT_EQ("",
FilePath("adir" GTEST_PATH_SEP_).RemoveDirectoryName().string());
}
// RemoveDirectoryName "adir/afile" -> "afile"
TEST(RemoveDirectoryNameTest, ShouldGiveFileName) {
EXPECT_EQ("afile",
FilePath("adir" GTEST_PATH_SEP_ "afile").RemoveDirectoryName().string());
}
// RemoveDirectoryName "adir/subdir/afile" -> "afile"
TEST(RemoveDirectoryNameTest, ShouldAlsoGiveFileName) {
EXPECT_EQ("afile",
FilePath("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_ "afile")
.RemoveDirectoryName().string());
}
#if GTEST_HAS_ALT_PATH_SEP_
// Tests that RemoveDirectoryName() works with the alternate separator
// on Windows.
// RemoveDirectoryName("/afile") -> "afile"
TEST(RemoveDirectoryNameTest, RootFileShouldGiveFileNameForAlternateSeparator) {
EXPECT_EQ("afile", FilePath("/afile").RemoveDirectoryName().string());
}
// RemoveDirectoryName("adir/") -> ""
TEST(RemoveDirectoryNameTest, WhereThereIsNoFileNameForAlternateSeparator) {
EXPECT_EQ("", FilePath("adir/").RemoveDirectoryName().string());
}
// RemoveDirectoryName("adir/afile") -> "afile"
TEST(RemoveDirectoryNameTest, ShouldGiveFileNameForAlternateSeparator) {
EXPECT_EQ("afile", FilePath("adir/afile").RemoveDirectoryName().string());
}
// RemoveDirectoryName("adir/subdir/afile") -> "afile"
TEST(RemoveDirectoryNameTest, ShouldAlsoGiveFileNameForAlternateSeparator) {
EXPECT_EQ("afile",
FilePath("adir/subdir/afile").RemoveDirectoryName().string());
}
#endif
// RemoveFileName "" -> "./"
TEST(RemoveFileNameTest, EmptyName) {
#if GTEST_OS_WINDOWS_MOBILE
// On Windows CE, we use the root as the current directory.
EXPECT_EQ(GTEST_PATH_SEP_, FilePath("").RemoveFileName().string());
#else
EXPECT_EQ("." GTEST_PATH_SEP_, FilePath("").RemoveFileName().string());
#endif
}
// RemoveFileName "adir/" -> "adir/"
TEST(RemoveFileNameTest, ButNoFile) {
EXPECT_EQ("adir" GTEST_PATH_SEP_,
FilePath("adir" GTEST_PATH_SEP_).RemoveFileName().string());
}
// RemoveFileName "adir/afile" -> "adir/"
TEST(RemoveFileNameTest, GivesDirName) {
EXPECT_EQ("adir" GTEST_PATH_SEP_,
FilePath("adir" GTEST_PATH_SEP_ "afile").RemoveFileName().string());
}
// RemoveFileName "adir/subdir/afile" -> "adir/subdir/"
TEST(RemoveFileNameTest, GivesDirAndSubDirName) {
EXPECT_EQ("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_,
FilePath("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_ "afile")
.RemoveFileName().string());
}
// RemoveFileName "/afile" -> "/"
TEST(RemoveFileNameTest, GivesRootDir) {
EXPECT_EQ(GTEST_PATH_SEP_,
FilePath(GTEST_PATH_SEP_ "afile").RemoveFileName().string());
}
#if GTEST_HAS_ALT_PATH_SEP_
// Tests that RemoveFileName() works with the alternate separator on
// Windows.
// RemoveFileName("adir/") -> "adir/"
TEST(RemoveFileNameTest, ButNoFileForAlternateSeparator) {
EXPECT_EQ("adir" GTEST_PATH_SEP_,
FilePath("adir/").RemoveFileName().string());
}
// RemoveFileName("adir/afile") -> "adir/"
TEST(RemoveFileNameTest, GivesDirNameForAlternateSeparator) {
EXPECT_EQ("adir" GTEST_PATH_SEP_,
FilePath("adir/afile").RemoveFileName().string());
}
// RemoveFileName("adir/subdir/afile") -> "adir/subdir/"
TEST(RemoveFileNameTest, GivesDirAndSubDirNameForAlternateSeparator) {
EXPECT_EQ("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_,
FilePath("adir/subdir/afile").RemoveFileName().string());
}
// RemoveFileName("/afile") -> "\"
TEST(RemoveFileNameTest, GivesRootDirForAlternateSeparator) {
EXPECT_EQ(GTEST_PATH_SEP_, FilePath("/afile").RemoveFileName().string());
}
#endif
TEST(MakeFileNameTest, GenerateWhenNumberIsZero) {
FilePath actual = FilePath::MakeFileName(FilePath("foo"), FilePath("bar"),
0, "xml");
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
}
TEST(MakeFileNameTest, GenerateFileNameNumberGtZero) {
FilePath actual = FilePath::MakeFileName(FilePath("foo"), FilePath("bar"),
12, "xml");
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar_12.xml", actual.string());
}
TEST(MakeFileNameTest, GenerateFileNameWithSlashNumberIsZero) {
FilePath actual = FilePath::MakeFileName(FilePath("foo" GTEST_PATH_SEP_),
FilePath("bar"), 0, "xml");
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
}
TEST(MakeFileNameTest, GenerateFileNameWithSlashNumberGtZero) {
FilePath actual = FilePath::MakeFileName(FilePath("foo" GTEST_PATH_SEP_),
FilePath("bar"), 12, "xml");
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar_12.xml", actual.string());
}
TEST(MakeFileNameTest, GenerateWhenNumberIsZeroAndDirIsEmpty) {
FilePath actual = FilePath::MakeFileName(FilePath(""), FilePath("bar"),
0, "xml");
EXPECT_EQ("bar.xml", actual.string());
}
TEST(MakeFileNameTest, GenerateWhenNumberIsNotZeroAndDirIsEmpty) {
FilePath actual = FilePath::MakeFileName(FilePath(""), FilePath("bar"),
14, "xml");
EXPECT_EQ("bar_14.xml", actual.string());
}
TEST(ConcatPathsTest, WorksWhenDirDoesNotEndWithPathSep) {
FilePath actual = FilePath::ConcatPaths(FilePath("foo"),
FilePath("bar.xml"));
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
}
TEST(ConcatPathsTest, WorksWhenPath1EndsWithPathSep) {
FilePath actual = FilePath::ConcatPaths(FilePath("foo" GTEST_PATH_SEP_),
FilePath("bar.xml"));
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
}
TEST(ConcatPathsTest, Path1BeingEmpty) {
FilePath actual = FilePath::ConcatPaths(FilePath(""),
FilePath("bar.xml"));
EXPECT_EQ("bar.xml", actual.string());
}
TEST(ConcatPathsTest, Path2BeingEmpty) {
FilePath actual = FilePath::ConcatPaths(FilePath("foo"), FilePath(""));
EXPECT_EQ("foo" GTEST_PATH_SEP_, actual.string());
}
TEST(ConcatPathsTest, BothPathBeingEmpty) {
FilePath actual = FilePath::ConcatPaths(FilePath(""),
FilePath(""));
EXPECT_EQ("", actual.string());
}
TEST(ConcatPathsTest, Path1ContainsPathSep) {
FilePath actual = FilePath::ConcatPaths(FilePath("foo" GTEST_PATH_SEP_ "bar"),
FilePath("foobar.xml"));
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_ "foobar.xml",
actual.string());
}
TEST(ConcatPathsTest, Path2ContainsPathSep) {
FilePath actual = FilePath::ConcatPaths(
FilePath("foo" GTEST_PATH_SEP_),
FilePath("bar" GTEST_PATH_SEP_ "bar.xml"));
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_ "bar.xml",
actual.string());
}
TEST(ConcatPathsTest, Path2EndsWithPathSep) {
FilePath actual = FilePath::ConcatPaths(FilePath("foo"),
FilePath("bar" GTEST_PATH_SEP_));
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_, actual.string());
}
// RemoveTrailingPathSeparator "" -> ""
TEST(RemoveTrailingPathSeparatorTest, EmptyString) {
EXPECT_EQ("", FilePath("").RemoveTrailingPathSeparator().string());
}
// RemoveTrailingPathSeparator "foo" -> "foo"
TEST(RemoveTrailingPathSeparatorTest, FileNoSlashString) {
EXPECT_EQ("foo", FilePath("foo").RemoveTrailingPathSeparator().string());
}
// RemoveTrailingPathSeparator "foo/" -> "foo"
TEST(RemoveTrailingPathSeparatorTest, ShouldRemoveTrailingSeparator) {
EXPECT_EQ("foo",
FilePath("foo" GTEST_PATH_SEP_).RemoveTrailingPathSeparator().string());
#if GTEST_HAS_ALT_PATH_SEP_
EXPECT_EQ("foo", FilePath("foo/").RemoveTrailingPathSeparator().string());
#endif
}
// RemoveTrailingPathSeparator "foo/bar/" -> "foo/bar/"
TEST(RemoveTrailingPathSeparatorTest, ShouldRemoveLastSeparator) {
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
FilePath("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_)
.RemoveTrailingPathSeparator().string());
}
// RemoveTrailingPathSeparator "foo/bar" -> "foo/bar"
TEST(RemoveTrailingPathSeparatorTest, ShouldReturnUnmodified) {
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
FilePath("foo" GTEST_PATH_SEP_ "bar")
.RemoveTrailingPathSeparator().string());
}
TEST(DirectoryTest, RootDirectoryExists) {
#if GTEST_OS_WINDOWS // We are on Windows.
char current_drive[_MAX_PATH]; // NOLINT
current_drive[0] = static_cast<char>(_getdrive() + 'A' - 1);
current_drive[1] = ':';
current_drive[2] = '\\';
current_drive[3] = '\0';
EXPECT_TRUE(FilePath(current_drive).DirectoryExists());
#else
EXPECT_TRUE(FilePath("/").DirectoryExists());
#endif // GTEST_OS_WINDOWS
}
#if GTEST_OS_WINDOWS
TEST(DirectoryTest, RootOfWrongDriveDoesNotExists) {
const int saved_drive_ = _getdrive();
// Find a drive that doesn't exist. Start with 'Z' to avoid common ones.
for (char drive = 'Z'; drive >= 'A'; drive--)
if (_chdrive(drive - 'A' + 1) == -1) {
char non_drive[_MAX_PATH]; // NOLINT
non_drive[0] = drive;
non_drive[1] = ':';
non_drive[2] = '\\';
non_drive[3] = '\0';
EXPECT_FALSE(FilePath(non_drive).DirectoryExists());
break;
}
_chdrive(saved_drive_);
}
#endif // GTEST_OS_WINDOWS
#if !GTEST_OS_WINDOWS_MOBILE
// Windows CE _does_ consider an empty directory to exist.
TEST(DirectoryTest, EmptyPathDirectoryDoesNotExist) {
EXPECT_FALSE(FilePath("").DirectoryExists());
}
#endif // !GTEST_OS_WINDOWS_MOBILE
TEST(DirectoryTest, CurrentDirectoryExists) {
#if GTEST_OS_WINDOWS // We are on Windows.
# ifndef _WIN32_CE // Windows CE doesn't have a current directory.
EXPECT_TRUE(FilePath(".").DirectoryExists());
EXPECT_TRUE(FilePath(".\\").DirectoryExists());
# endif // _WIN32_CE
#else
EXPECT_TRUE(FilePath(".").DirectoryExists());
EXPECT_TRUE(FilePath("./").DirectoryExists());
#endif // GTEST_OS_WINDOWS
}
// "foo/bar" == foo//bar" == "foo///bar"
TEST(NormalizeTest, MultipleConsecutiveSepaparatorsInMidstring) {
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
FilePath("foo" GTEST_PATH_SEP_ "bar").string());
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());
EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_
GTEST_PATH_SEP_ "bar").string());
}
// "/bar" == //bar" == "///bar"
TEST(NormalizeTest, MultipleConsecutiveSepaparatorsAtStringStart) {
EXPECT_EQ(GTEST_PATH_SEP_ "bar",
FilePath(GTEST_PATH_SEP_ "bar").string());
EXPECT_EQ(GTEST_PATH_SEP_ "bar",
FilePath(GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());
EXPECT_EQ(GTEST_PATH_SEP_ "bar",
FilePath(GTEST_PATH_SEP_ GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());
}
// "foo/" == foo//" == "foo///"
TEST(NormalizeTest, MultipleConsecutiveSepaparatorsAtStringEnd) {
EXPECT_EQ("foo" GTEST_PATH_SEP_,
FilePath("foo" GTEST_PATH_SEP_).string());
EXPECT_EQ("foo" GTEST_PATH_SEP_,
FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_).string());
EXPECT_EQ("foo" GTEST_PATH_SEP_,
FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_ GTEST_PATH_SEP_).string());
}
#if GTEST_HAS_ALT_PATH_SEP_
// Tests that separators at the end of the string are normalized
// regardless of their combination (e.g. "foo\" =="foo/\" ==
// "foo\\/").
TEST(NormalizeTest, MixAlternateSeparatorAtStringEnd) {
EXPECT_EQ("foo" GTEST_PATH_SEP_,
FilePath("foo/").string());
EXPECT_EQ("foo" GTEST_PATH_SEP_,
FilePath("foo" GTEST_PATH_SEP_ "/").string());
EXPECT_EQ("foo" GTEST_PATH_SEP_,
FilePath("foo//" GTEST_PATH_SEP_).string());
}
#endif
TEST(AssignmentOperatorTest, DefaultAssignedToNonDefault) {
FilePath default_path;
FilePath non_default_path("path");
non_default_path = default_path;
EXPECT_EQ("", non_default_path.string());
EXPECT_EQ("", default_path.string()); // RHS var is unchanged.
}
TEST(AssignmentOperatorTest, NonDefaultAssignedToDefault) {
FilePath non_default_path("path");
FilePath default_path;
default_path = non_default_path;
EXPECT_EQ("path", default_path.string());
EXPECT_EQ("path", non_default_path.string()); // RHS var is unchanged.
}
TEST(AssignmentOperatorTest, ConstAssignedToNonConst) {
const FilePath const_default_path("const_path");
FilePath non_default_path("path");
non_default_path = const_default_path;
EXPECT_EQ("const_path", non_default_path.string());
}
class DirectoryCreationTest : public Test {
protected:
virtual void SetUp() {
testdata_path_.Set(FilePath(
TempDir() + GetCurrentExecutableName().string() +
"_directory_creation" GTEST_PATH_SEP_ "test" GTEST_PATH_SEP_));
testdata_file_.Set(testdata_path_.RemoveTrailingPathSeparator());
unique_file0_.Set(FilePath::MakeFileName(testdata_path_, FilePath("unique"),
0, "txt"));
unique_file1_.Set(FilePath::MakeFileName(testdata_path_, FilePath("unique"),
1, "txt"));
remove(testdata_file_.c_str());
remove(unique_file0_.c_str());
remove(unique_file1_.c_str());
posix::RmDir(testdata_path_.c_str());
}
virtual void TearDown() {
remove(testdata_file_.c_str());
remove(unique_file0_.c_str());
remove(unique_file1_.c_str());
posix::RmDir(testdata_path_.c_str());
}
std::string TempDir() const {
#if GTEST_OS_WINDOWS_MOBILE
return "\\temp\\";
#elif GTEST_OS_WINDOWS
const char* temp_dir = posix::GetEnv("TEMP");
if (temp_dir == NULL || temp_dir[0] == '\0')
return "\\temp\\";
else if (temp_dir[strlen(temp_dir) - 1] == '\\')
return temp_dir;
else
return std::string(temp_dir) + "\\";
#elif GTEST_OS_LINUX_ANDROID
return "/sdcard/";
#else
return "/tmp/";
#endif // GTEST_OS_WINDOWS_MOBILE
}
void CreateTextFile(const char* filename) {
FILE* f = posix::FOpen(filename, "w");
fprintf(f, "text\n");
fclose(f);
}
// Strings representing a directory and a file, with identical paths
// except for the trailing separator character that distinquishes
// a directory named 'test' from a file named 'test'. Example names:
FilePath testdata_path_; // "/tmp/directory_creation/test/"
FilePath testdata_file_; // "/tmp/directory_creation/test"
FilePath unique_file0_; // "/tmp/directory_creation/test/unique.txt"
FilePath unique_file1_; // "/tmp/directory_creation/test/unique_1.txt"
};
TEST_F(DirectoryCreationTest, CreateDirectoriesRecursively) {
EXPECT_FALSE(testdata_path_.DirectoryExists()) << testdata_path_.string();
EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());
EXPECT_TRUE(testdata_path_.DirectoryExists());
}
TEST_F(DirectoryCreationTest, CreateDirectoriesForAlreadyExistingPath) {
EXPECT_FALSE(testdata_path_.DirectoryExists()) << testdata_path_.string();
EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());
// Call 'create' again... should still succeed.
EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());
}
TEST_F(DirectoryCreationTest, CreateDirectoriesAndUniqueFilename) {
FilePath file_path(FilePath::GenerateUniqueFileName(testdata_path_,
FilePath("unique"), "txt"));
EXPECT_EQ(unique_file0_.string(), file_path.string());
EXPECT_FALSE(file_path.FileOrDirectoryExists()); // file not there
testdata_path_.CreateDirectoriesRecursively();
EXPECT_FALSE(file_path.FileOrDirectoryExists()); // file still not there
CreateTextFile(file_path.c_str());
EXPECT_TRUE(file_path.FileOrDirectoryExists());
FilePath file_path2(FilePath::GenerateUniqueFileName(testdata_path_,
FilePath("unique"), "txt"));
EXPECT_EQ(unique_file1_.string(), file_path2.string());
EXPECT_FALSE(file_path2.FileOrDirectoryExists()); // file not there
CreateTextFile(file_path2.c_str());
EXPECT_TRUE(file_path2.FileOrDirectoryExists());
}
TEST_F(DirectoryCreationTest, CreateDirectoriesFail) {
// force a failure by putting a file where we will try to create a directory.
CreateTextFile(testdata_file_.c_str());
EXPECT_TRUE(testdata_file_.FileOrDirectoryExists());
EXPECT_FALSE(testdata_file_.DirectoryExists());
EXPECT_FALSE(testdata_file_.CreateDirectoriesRecursively());
}
TEST(NoDirectoryCreationTest, CreateNoDirectoriesForDefaultXmlFile) {
const FilePath test_detail_xml("test_detail.xml");
EXPECT_FALSE(test_detail_xml.CreateDirectoriesRecursively());
}
TEST(FilePathTest, DefaultConstructor) {
FilePath fp;
EXPECT_EQ("", fp.string());
}
TEST(FilePathTest, CharAndCopyConstructors) {
const FilePath fp("spicy");
EXPECT_EQ("spicy", fp.string());
const FilePath fp_copy(fp);
EXPECT_EQ("spicy", fp_copy.string());
}
TEST(FilePathTest, StringConstructor) {
const FilePath fp(std::string("cider"));
EXPECT_EQ("cider", fp.string());
}
TEST(FilePathTest, Set) {
const FilePath apple("apple");
FilePath mac("mac");
mac.Set(apple); // Implement Set() since overloading operator= is forbidden.
EXPECT_EQ("apple", mac.string());
EXPECT_EQ("apple", apple.string());
}
TEST(FilePathTest, ToString) {
const FilePath file("drink");
EXPECT_EQ("drink", file.string());
}
TEST(FilePathTest, RemoveExtension) {
EXPECT_EQ("app", FilePath("app.cc").RemoveExtension("cc").string());
EXPECT_EQ("app", FilePath("app.exe").RemoveExtension("exe").string());
EXPECT_EQ("APP", FilePath("APP.EXE").RemoveExtension("exe").string());
}
TEST(FilePathTest, RemoveExtensionWhenThereIsNoExtension) {
EXPECT_EQ("app", FilePath("app").RemoveExtension("exe").string());
}
TEST(FilePathTest, IsDirectory) {
EXPECT_FALSE(FilePath("cola").IsDirectory());
EXPECT_TRUE(FilePath("koala" GTEST_PATH_SEP_).IsDirectory());
#if GTEST_HAS_ALT_PATH_SEP_
EXPECT_TRUE(FilePath("koala/").IsDirectory());
#endif
}
TEST(FilePathTest, IsAbsolutePath) {
EXPECT_FALSE(FilePath("is" GTEST_PATH_SEP_ "relative").IsAbsolutePath());
EXPECT_FALSE(FilePath("").IsAbsolutePath());
#if GTEST_OS_WINDOWS
EXPECT_TRUE(FilePath("c:\\" GTEST_PATH_SEP_ "is_not"
GTEST_PATH_SEP_ "relative").IsAbsolutePath());
EXPECT_FALSE(FilePath("c:foo" GTEST_PATH_SEP_ "bar").IsAbsolutePath());
EXPECT_TRUE(FilePath("c:/" GTEST_PATH_SEP_ "is_not"
GTEST_PATH_SEP_ "relative").IsAbsolutePath());
#else
EXPECT_TRUE(FilePath(GTEST_PATH_SEP_ "is_not" GTEST_PATH_SEP_ "relative")
.IsAbsolutePath());
#endif // GTEST_OS_WINDOWS
}
TEST(FilePathTest, IsRootDirectory) {
#if GTEST_OS_WINDOWS
EXPECT_TRUE(FilePath("a:\\").IsRootDirectory());
EXPECT_TRUE(FilePath("Z:/").IsRootDirectory());
EXPECT_TRUE(FilePath("e://").IsRootDirectory());
EXPECT_FALSE(FilePath("").IsRootDirectory());
EXPECT_FALSE(FilePath("b:").IsRootDirectory());
EXPECT_FALSE(FilePath("b:a").IsRootDirectory());
EXPECT_FALSE(FilePath("8:/").IsRootDirectory());
EXPECT_FALSE(FilePath("c|/").IsRootDirectory());
#else
EXPECT_TRUE(FilePath("/").IsRootDirectory());
EXPECT_TRUE(FilePath("//").IsRootDirectory());
EXPECT_FALSE(FilePath("").IsRootDirectory());
EXPECT_FALSE(FilePath("\\").IsRootDirectory());
EXPECT_FALSE(FilePath("/x").IsRootDirectory());
#endif
}
} // namespace
} // namespace internal
} // namespace testing
test/gtest-1.7.0/test/gtest-linked_ptr_test.cc 0 → 100644
View file @ db82302e
// Copyright 2003, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Authors: Dan Egnor (egnor@google.com)
// Ported to Windows: Vadim Berman (vadimb@google.com)
#include "gtest/internal/gtest-linked_ptr.h"
#include <stdlib.h>
#include "gtest/gtest.h"
namespace {
using testing::Message;
using testing::internal::linked_ptr;
int num;
Message* history = NULL;
// Class which tracks allocation/deallocation
class A {
public:
A(): mynum(num++) { *history << "A" << mynum << " ctor\n"; }
virtual ~A() { *history << "A" << mynum << " dtor\n"; }
virtual void Use() { *history << "A" << mynum << " use\n"; }
protected:
int mynum;
};
// Subclass
class B : public A {
public:
B() { *history << "B" << mynum << " ctor\n"; }
~B() { *history << "B" << mynum << " dtor\n"; }
virtual void Use() { *history << "B" << mynum << " use\n"; }
};
class LinkedPtrTest : public testing::Test {
public:
LinkedPtrTest() {
num = 0;
history = new Message;
}
virtual ~LinkedPtrTest() {
delete history;
history = NULL;
}
};
TEST_F(LinkedPtrTest, GeneralTest) {
{
linked_ptr<A> a0, a1, a2;
// Use explicit function call notation here to suppress self-assign warning.
a0.operator=(a0);
a1 = a2;
ASSERT_EQ(a0.get(), static_cast<A*>(NULL));
ASSERT_EQ(a1.get(), static_cast<A*>(NULL));
ASSERT_EQ(a2.get(), static_cast<A*>(NULL));
ASSERT_TRUE(a0 == NULL);
ASSERT_TRUE(a1 == NULL);
ASSERT_TRUE(a2 == NULL);
{
linked_ptr<A> a3(new A);
a0 = a3;
ASSERT_TRUE(a0 == a3);
ASSERT_TRUE(a0 != NULL);
ASSERT_TRUE(a0.get() == a3);
ASSERT_TRUE(a0 == a3.get());
linked_ptr<A> a4(a0);
a1 = a4;
linked_ptr<A> a5(new A);
ASSERT_TRUE(a5.get() != a3);
ASSERT_TRUE(a5 != a3.get());
a2 = a5;
linked_ptr<B> b0(new B);
linked_ptr<A> a6(b0);
ASSERT_TRUE(b0 == a6);
ASSERT_TRUE(a6 == b0);
ASSERT_TRUE(b0 != NULL);
a5 = b0;
a5 = b0;
a3->Use();
a4->Use();
a5->Use();
a6->Use();
b0->Use();
(*b0).Use();
b0.get()->Use();
}
a0->Use();
a1->Use();
a2->Use();
a1 = a2;
a2.reset(new A);
a0.reset();
linked_ptr<A> a7;
}
ASSERT_STREQ(
"A0 ctor\n"
"A1 ctor\n"
"A2 ctor\n"
"B2 ctor\n"
"A0 use\n"
"A0 use\n"
"B2 use\n"
"B2 use\n"
"B2 use\n"
"B2 use\n"
"B2 use\n"
"B2 dtor\n"
"A2 dtor\n"
"A0 use\n"
"A0 use\n"
"A1 use\n"
"A3 ctor\n"
"A0 dtor\n"
"A3 dtor\n"
"A1 dtor\n",
history->GetString().c_str());
}
} // Unnamed namespace
test/gtest-1.7.0/test/gtest-listener_test.cc 0 → 100644
View file @ db82302e
// Copyright 2009 Google Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: vladl@google.com (Vlad Losev)
//
// The Google C++ Testing Framework (Google Test)
//
// This file verifies Google Test event listeners receive events at the
// right times.
#include "gtest/gtest.h"
#include <vector>
using ::testing::AddGlobalTestEnvironment;
using ::testing::Environment;
using ::testing::InitGoogleTest;
using ::testing::Test;
using ::testing::TestCase;
using ::testing::TestEventListener;
using ::testing::TestInfo;
using ::testing::TestPartResult;
using ::testing::UnitTest;
// Used by tests to register their events.
std::vector<std::string>* g_events = NULL;
namespace testing {
namespace internal {
class EventRecordingListener : public TestEventListener {
public:
explicit EventRecordingListener(const char* name) : name_(name) {}
protected:
virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) {
g_events->push_back(GetFullMethodName("OnTestProgramStart"));
}
virtual void OnTestIterationStart(const UnitTest& /*unit_test*/,
int iteration) {
Message message;
message << GetFullMethodName("OnTestIterationStart")
<< "(" << iteration << ")";
g_events->push_back(message.GetString());
}
virtual void OnEnvironmentsSetUpStart(const UnitTest& /*unit_test*/) {
g_events->push_back(GetFullMethodName("OnEnvironmentsSetUpStart"));
}
virtual void OnEnvironmentsSetUpEnd(const UnitTest& /*unit_test*/) {
g_events->push_back(GetFullMethodName("OnEnvironmentsSetUpEnd"));
}
virtual void OnTestCaseStart(const TestCase& /*test_case*/) {
g_events->push_back(GetFullMethodName("OnTestCaseStart"));
}
virtual void OnTestStart(const TestInfo& /*test_info*/) {
g_events->push_back(GetFullMethodName("OnTestStart"));
}
virtual void OnTestPartResult(const TestPartResult& /*test_part_result*/) {
g_events->push_back(GetFullMethodName("OnTestPartResult"));
}
virtual void OnTestEnd(const TestInfo& /*test_info*/) {
g_events->push_back(GetFullMethodName("OnTestEnd"));
}
virtual void OnTestCaseEnd(const TestCase& /*test_case*/) {
g_events->push_back(GetFullMethodName("OnTestCaseEnd"));
}
virtual void OnEnvironmentsTearDownStart(const UnitTest& /*unit_test*/) {
g_events->push_back(GetFullMethodName("OnEnvironmentsTearDownStart"));
}
virtual void OnEnvironmentsTearDownEnd(const UnitTest& /*unit_test*/) {
g_events->push_back(GetFullMethodName("OnEnvironmentsTearDownEnd"));
}
virtual void OnTestIterationEnd(const UnitTest& /*unit_test*/,
int iteration) {
Message message;
message << GetFullMethodName("OnTestIterationEnd")
<< "(" << iteration << ")";
g_events->push_back(message.GetString());
}
virtual void OnTestProgramEnd(const UnitTest& /*unit_test*/) {
g_events->push_back(GetFullMethodName("OnTestProgramEnd"));
}
private:
std::string GetFullMethodName(const char* name) {
return name_ + "." + name;
}
std::string name_;
};
class EnvironmentInvocationCatcher : public Environment {
protected:
virtual void SetUp() {
g_events->push_back("Environment::SetUp");
}
virtual void TearDown() {
g_events->push_back("Environment::TearDown");
}
};
class ListenerTest : public Test {
protected:
static void SetUpTestCase() {
g_events->push_back("ListenerTest::SetUpTestCase");
}
static void TearDownTestCase() {
g_events->push_back("ListenerTest::TearDownTestCase");
}
virtual void SetUp() {
g_events->push_back("ListenerTest::SetUp");
}
virtual void TearDown() {
g_events->push_back("ListenerTest::TearDown");
}
};
TEST_F(ListenerTest, DoesFoo) {
// Test execution order within a test case is not guaranteed so we are not
// recording the test name.
g_events->push_back("ListenerTest::* Test Body");
SUCCEED(); // Triggers OnTestPartResult.
}
TEST_F(ListenerTest, DoesBar) {
g_events->push_back("ListenerTest::* Test Body");
SUCCEED(); // Triggers OnTestPartResult.
}
} // namespace internal
} // namespace testing
using ::testing::internal::EnvironmentInvocationCatcher;
using ::testing::internal::EventRecordingListener;
void VerifyResults(const std::vector<std::string>& data,
const char* const* expected_data,
int expected_data_size) {
const int actual_size = data.size();
// If the following assertion fails, a new entry will be appended to
// data. Hence we save data.size() first.
EXPECT_EQ(expected_data_size, actual_size);
// Compares the common prefix.
const int shorter_size = expected_data_size <= actual_size ?
expected_data_size : actual_size;
int i = 0;
for (; i < shorter_size; ++i) {
ASSERT_STREQ(expected_data[i], data[i].c_str())
<< "at position " << i;
}
// Prints extra elements in the actual data.
for (; i < actual_size; ++i) {
printf(" Actual event #%d: %s\n", i, data[i].c_str());
}
}
int main(int argc, char **argv) {
std::vector<std::string> events;
g_events = &events;
InitGoogleTest(&argc, argv);
UnitTest::GetInstance()->listeners().Append(
new EventRecordingListener("1st"));
UnitTest::GetInstance()->listeners().Append(
new EventRecordingListener("2nd"));
AddGlobalTestEnvironment(new EnvironmentInvocationCatcher);
GTEST_CHECK_(events.size() == 0)
<< "AddGlobalTestEnvironment should not generate any events itself.";
::testing::GTEST_FLAG(repeat) = 2;
int ret_val = RUN_ALL_TESTS();
const char* const expected_events[] = {
"1st.OnTestProgramStart",
"2nd.OnTestProgramStart",
"1st.OnTestIterationStart(0)",
"2nd.OnTestIterationStart(0)",
"1st.OnEnvironmentsSetUpStart",
"2nd.OnEnvironmentsSetUpStart",
"Environment::SetUp",
"2nd.OnEnvironmentsSetUpEnd",
"1st.OnEnvironmentsSetUpEnd",
"1st.OnTestCaseStart",
"2nd.OnTestCaseStart",
"ListenerTest::SetUpTestCase",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"ListenerTest::TearDownTestCase",
"2nd.OnTestCaseEnd",
"1st.OnTestCaseEnd",
"1st.OnEnvironmentsTearDownStart",
"2nd.OnEnvironmentsTearDownStart",
"Environment::TearDown",
"2nd.OnEnvironmentsTearDownEnd",
"1st.OnEnvironmentsTearDownEnd",
"2nd.OnTestIterationEnd(0)",
"1st.OnTestIterationEnd(0)",
"1st.OnTestIterationStart(1)",
"2nd.OnTestIterationStart(1)",
"1st.OnEnvironmentsSetUpStart",
"2nd.OnEnvironmentsSetUpStart",
"Environment::SetUp",
"2nd.OnEnvironmentsSetUpEnd",
"1st.OnEnvironmentsSetUpEnd",
"1st.OnTestCaseStart",
"2nd.OnTestCaseStart",
"ListenerTest::SetUpTestCase",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"ListenerTest::TearDownTestCase",
"2nd.OnTestCaseEnd",
"1st.OnTestCaseEnd",
"1st.OnEnvironmentsTearDownStart",
"2nd.OnEnvironmentsTearDownStart",
"Environment::TearDown",
"2nd.OnEnvironmentsTearDownEnd",
"1st.OnEnvironmentsTearDownEnd",
"2nd.OnTestIterationEnd(1)",
"1st.OnTestIterationEnd(1)",
"2nd.OnTestProgramEnd",
"1st.OnTestProgramEnd"
};
VerifyResults(events,
expected_events,
sizeof(expected_events)/sizeof(expected_events[0]));
// We need to check manually for ad hoc test failures that happen after
// RUN_ALL_TESTS finishes.
if (UnitTest::GetInstance()->Failed())
ret_val = 1;
return ret_val;
}
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