Googletest export

Fixes #1261

PiperOrigin-RevId: 227740670

googletest/include/gtest/gtest_pred_impl.h

@@ -27,11 +27,10 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// This file is AUTOMATICALLY GENERATED on 01/02/2018 by command
+// This file is AUTOMATICALLY GENERATED on 01/02/2019 by command
 // 'gen_gtest_pred_impl.py 5'.  DO NOT EDIT BY HAND!
 //
 // Implements a family of generic predicate assertion macros.
-
 // GOOGLETEST_CM0001 DO NOT DELETE
 
 #ifndef GTEST_INCLUDE_GTEST_GTEST_PRED_IMPL_H_
@@ -67,6 +66,8 @@ namespace testing {
 // We also define the EXPECT_* variations.
 //
 // For now we only support predicates whose arity is at most 5.
+// Please email googletestframework@googlegroups.com if you need
+// support for higher arities.
 
 // GTEST_ASSERT_ is the basic statement to which all of the assertions
 // in this file reduce.  Don't use this in your code.
@@ -89,9 +90,10 @@ AssertionResult AssertPred1Helper(const char* pred_text,
                                   const T1& v1) {
   if (pred(v1)) return AssertionSuccess();
 
-  return AssertionFailure() << pred_text << "("
-                            << e1 << ") evaluates to false, where"
-                            << "\n" << e1 << " evaluates to " << v1;
+  return AssertionFailure()
+         << pred_text << "(" << e1 << ") evaluates to false, where"
+         << "\n"
+         << e1 << " evaluates to " << ::testing::PrintToString(v1);
 }
 
 // Internal macro for implementing {EXPECT|ASSERT}_PRED_FORMAT1.
@@ -133,11 +135,12 @@ AssertionResult AssertPred2Helper(const char* pred_text,
                                   const T2& v2) {
   if (pred(v1, v2)) return AssertionSuccess();
 
-  return AssertionFailure() << pred_text << "("
-                            << e1 << ", "
-                            << e2 << ") evaluates to false, where"
-                            << "\n" << e1 << " evaluates to " << v1
-                            << "\n" << e2 << " evaluates to " << v2;
+  return AssertionFailure()
+         << pred_text << "(" << e1 << ", " << e2
+         << ") evaluates to false, where"
+         << "\n"
+         << e1 << " evaluates to " << ::testing::PrintToString(v1) << "\n"
+         << e2 << " evaluates to " << ::testing::PrintToString(v2);
 }
 
 // Internal macro for implementing {EXPECT|ASSERT}_PRED_FORMAT2.
@@ -184,13 +187,13 @@ AssertionResult AssertPred3Helper(const char* pred_text,
                                   const T3& v3) {
   if (pred(v1, v2, v3)) return AssertionSuccess();
 
-  return AssertionFailure() << pred_text << "("
-                            << e1 << ", "
-                            << e2 << ", "
-                            << e3 << ") evaluates to false, where"
-                            << "\n" << e1 << " evaluates to " << v1
-                            << "\n" << e2 << " evaluates to " << v2
-                            << "\n" << e3 << " evaluates to " << v3;
+  return AssertionFailure()
+         << pred_text << "(" << e1 << ", " << e2 << ", " << e3
+         << ") evaluates to false, where"
+         << "\n"
+         << e1 << " evaluates to " << ::testing::PrintToString(v1) << "\n"
+         << e2 << " evaluates to " << ::testing::PrintToString(v2) << "\n"
+         << e3 << " evaluates to " << ::testing::PrintToString(v3);
 }
 
 // Internal macro for implementing {EXPECT|ASSERT}_PRED_FORMAT3.
@@ -242,15 +245,14 @@ AssertionResult AssertPred4Helper(const char* pred_text,
                                   const T4& v4) {
   if (pred(v1, v2, v3, v4)) return AssertionSuccess();
 
-  return AssertionFailure() << pred_text << "("
-                            << e1 << ", "
-                            << e2 << ", "
-                            << e3 << ", "
-                            << e4 << ") evaluates to false, where"
-                            << "\n" << e1 << " evaluates to " << v1
-                            << "\n" << e2 << " evaluates to " << v2
-                            << "\n" << e3 << " evaluates to " << v3
-                            << "\n" << e4 << " evaluates to " << v4;
+  return AssertionFailure()
+         << pred_text << "(" << e1 << ", " << e2 << ", " << e3 << ", " << e4
+         << ") evaluates to false, where"
+         << "\n"
+         << e1 << " evaluates to " << ::testing::PrintToString(v1) << "\n"
+         << e2 << " evaluates to " << ::testing::PrintToString(v2) << "\n"
+         << e3 << " evaluates to " << ::testing::PrintToString(v3) << "\n"
+         << e4 << " evaluates to " << ::testing::PrintToString(v4);
 }
 
 // Internal macro for implementing {EXPECT|ASSERT}_PRED_FORMAT4.
@@ -307,17 +309,15 @@ AssertionResult AssertPred5Helper(const char* pred_text,
                                   const T5& v5) {
   if (pred(v1, v2, v3, v4, v5)) return AssertionSuccess();
 
-  return AssertionFailure() << pred_text << "("
-                            << e1 << ", "
-                            << e2 << ", "
-                            << e3 << ", "
-                            << e4 << ", "
-                            << e5 << ") evaluates to false, where"
-                            << "\n" << e1 << " evaluates to " << v1
-                            << "\n" << e2 << " evaluates to " << v2
-                            << "\n" << e3 << " evaluates to " << v3
-                            << "\n" << e4 << " evaluates to " << v4
-                            << "\n" << e5 << " evaluates to " << v5;
+  return AssertionFailure()
+         << pred_text << "(" << e1 << ", " << e2 << ", " << e3 << ", " << e4
+         << ", " << e5 << ") evaluates to false, where"
+         << "\n"
+         << e1 << " evaluates to " << ::testing::PrintToString(v1) << "\n"
+         << e2 << " evaluates to " << ::testing::PrintToString(v2) << "\n"
+         << e3 << " evaluates to " << ::testing::PrintToString(v3) << "\n"
+         << e4 << " evaluates to " << ::testing::PrintToString(v4) << "\n"
+         << e5 << " evaluates to " << ::testing::PrintToString(v5);
 }
 
 // Internal macro for implementing {EXPECT|ASSERT}_PRED_FORMAT5.

googletest/test/gtest_pred_impl_unittest.cc

@@ -27,7 +27,7 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// This file is AUTOMATICALLY GENERATED on 01/02/2018 by command
+// This file is AUTOMATICALLY GENERATED on 01/02/2019 by command
 // 'gen_gtest_pred_impl.py 5'.  DO NOT EDIT BY HAND!
 
 // Regression test for gtest_pred_impl.h

googletest/test/gtest_unittest.cc

@@ -2357,6 +2357,16 @@ TEST(PredTest, SingleEvaluationOnFailure) {
   EXPECT_EQ(1, n4) << "Argument 4 is not evaluated exactly once.";
 }
 
+// Test predicate assertions for sets
+TEST(PredTest, ExpectPredEvalFailure) {
+  std::set<int> set_a = {2, 1, 3, 4, 5};
+  std::set<int> set_b = {0, 4, 8};
+  const auto compare_sets = [] (std::set<int>, std::set<int>) { return false; };
+  EXPECT_NONFATAL_FAILURE(
+      EXPECT_PRED2(compare_sets, set_a, set_b),
+      "compare_sets(set_a, set_b) evaluates to false, where\nset_a evaluates "
+      "to { 1, 2, 3, 4, 5 }\nset_b evaluates to { 0, 4, 8 }");
+}
 
 // Some helper functions for testing using overloaded/template
 // functions with ASSERT_PREDn and EXPECT_PREDn.