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Commit 7ab63379 authored by Ralf W. Grosse-Kunstleve's avatar Ralf W. Grosse-Kunstleve
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Factoring out struct and class definitions into anonymous namespace.... 

Factoring out struct and class definitions into anonymous namespace. Preparation for building with PYBIND11_USE_SMART_HOLDER_AS_DEFAULT.
parent 40258fca
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tests/test_smart_ptr.cpp
View file @ 7ab63379
...@@ -85,15 +85,7 @@ public: ...@@ -85,15 +85,7 @@ public:
}; };
PYBIND11_DECLARE_HOLDER_TYPE(T, unique_ptr_with_addressof_operator<T>); PYBIND11_DECLARE_HOLDER_TYPE(T, unique_ptr_with_addressof_operator<T>);
namespace {
TEST_SUBMODULE(smart_ptr, m) {
// test_smart_ptr
// Object implementation in `object.h`
py::class_<Object, ref<Object>> obj(m, "Object");
obj.def("getRefCount", &Object::getRefCount);
// Custom object with builtin reference counting (see 'object.h' for the implementation) // Custom object with builtin reference counting (see 'object.h' for the implementation)
class MyObject1 : public Object { class MyObject1 : public Object {
public: public:
...@@ -104,26 +96,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -104,26 +96,6 @@ TEST_SUBMODULE(smart_ptr, m) {
private: private:
int value; int value;
}; };
py::class_<MyObject1, ref<MyObject1>>(m, "MyObject1", obj)
.def(py::init<int>());
py::implicitly_convertible<py::int_, MyObject1>();
m.def("make_object_1", []() -> Object * { return new MyObject1(1); });
m.def("make_object_2", []() -> ref<Object> { return new MyObject1(2); });
m.def("make_myobject1_1", []() -> MyObject1 * { return new MyObject1(4); });
m.def("make_myobject1_2", []() -> ref<MyObject1> { return new MyObject1(5); });
m.def("print_object_1", [](const Object *obj) { py::print(obj->toString()); });
m.def("print_object_2", [](ref<Object> obj) { py::print(obj->toString()); });
m.def("print_object_3", [](const ref<Object> &obj) { py::print(obj->toString()); });
m.def("print_object_4", [](const ref<Object> *obj) { py::print((*obj)->toString()); });
m.def("print_myobject1_1", [](const MyObject1 *obj) { py::print(obj->toString()); });
m.def("print_myobject1_2", [](ref<MyObject1> obj) { py::print(obj->toString()); });
m.def("print_myobject1_3", [](const ref<MyObject1> &obj) { py::print(obj->toString()); });
m.def("print_myobject1_4", [](const ref<MyObject1> *obj) { py::print((*obj)->toString()); });
// Expose constructor stats for the ref type
m.def("cstats_ref", &ConstructorStats::get<ref_tag>);
// Object managed by a std::shared_ptr<> // Object managed by a std::shared_ptr<>
class MyObject2 { class MyObject2 {
...@@ -135,14 +107,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -135,14 +107,6 @@ TEST_SUBMODULE(smart_ptr, m) {
private: private:
int value; int value;
}; };
py::class_<MyObject2, std::shared_ptr<MyObject2>>(m, "MyObject2")
.def(py::init<int>());
m.def("make_myobject2_1", []() { return new MyObject2(6); });
m.def("make_myobject2_2", []() { return std::make_shared<MyObject2>(7); });
m.def("print_myobject2_1", [](const MyObject2 *obj) { py::print(obj->toString()); });
m.def("print_myobject2_2", [](std::shared_ptr<MyObject2> obj) { py::print(obj->toString()); });
m.def("print_myobject2_3", [](const std::shared_ptr<MyObject2> &obj) { py::print(obj->toString()); });
m.def("print_myobject2_4", [](const std::shared_ptr<MyObject2> *obj) { py::print((*obj)->toString()); });
// Object managed by a std::shared_ptr<>, additionally derives from std::enable_shared_from_this<> // Object managed by a std::shared_ptr<>, additionally derives from std::enable_shared_from_this<>
class MyObject3 : public std::enable_shared_from_this<MyObject3> { class MyObject3 : public std::enable_shared_from_this<MyObject3> {
...@@ -154,25 +118,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -154,25 +118,6 @@ TEST_SUBMODULE(smart_ptr, m) {
private: private:
int value; int value;
}; };
py::class_<MyObject3, std::shared_ptr<MyObject3>>(m, "MyObject3")
.def(py::init<int>());
m.def("make_myobject3_1", []() { return new MyObject3(8); });
m.def("make_myobject3_2", []() { return std::make_shared<MyObject3>(9); });
m.def("print_myobject3_1", [](const MyObject3 *obj) { py::print(obj->toString()); });
m.def("print_myobject3_2", [](std::shared_ptr<MyObject3> obj) { py::print(obj->toString()); });
m.def("print_myobject3_3", [](const std::shared_ptr<MyObject3> &obj) { py::print(obj->toString()); });
m.def("print_myobject3_4", [](const std::shared_ptr<MyObject3> *obj) { py::print((*obj)->toString()); });
// test_smart_ptr_refcounting
m.def("test_object1_refcounting", []() {
ref<MyObject1> o = new MyObject1(0);
bool good = o->getRefCount() == 1;
py::object o2 = py::cast(o, py::return_value_policy::reference);
// always request (partial) ownership for objects with intrusive
// reference counting even when using the 'reference' RVP
good &= o->getRefCount() == 2;
return good;
});
// test_unique_nodelete // test_unique_nodelete
// Object with a private destructor // Object with a private destructor
...@@ -198,10 +143,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -198,10 +143,6 @@ TEST_SUBMODULE(smart_ptr, m) {
print_destroyed(this); print_destroyed(this);
} }
}; };
py::class_<MyObject4, std::unique_ptr<MyObject4, py::nodelete>>(m, "MyObject4")
.def(py::init<int>())
.def_readwrite("value", &MyObject4::value)
.def_static("cleanup_all_instances", &MyObject4::cleanupAllInstances);
// test_unique_deleter // test_unique_deleter
// Object with std::unique_ptr<T, D> where D is not matching the base class // Object with std::unique_ptr<T, D> where D is not matching the base class
...@@ -229,10 +170,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -229,10 +170,6 @@ TEST_SUBMODULE(smart_ptr, m) {
print_destroyed(this); print_destroyed(this);
} }
}; };
py::class_<MyObject4a, std::unique_ptr<MyObject4a, py::nodelete>>(m, "MyObject4a")
.def(py::init<int>())
.def_readwrite("value", &MyObject4a::value)
.def_static("cleanup_all_instances", &MyObject4a::cleanupAllInstances);
// Object derived but with public destructor and no Deleter in default holder // Object derived but with public destructor and no Deleter in default holder
class MyObject4b : public MyObject4a { class MyObject4b : public MyObject4a {
...@@ -240,8 +177,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -240,8 +177,6 @@ TEST_SUBMODULE(smart_ptr, m) {
MyObject4b(int i) : MyObject4a(i) { print_created(this); } MyObject4b(int i) : MyObject4a(i) { print_created(this); }
~MyObject4b() override { print_destroyed(this); } ~MyObject4b() override { print_destroyed(this); }
}; };
py::class_<MyObject4b, MyObject4a>(m, "MyObject4b")
.def(py::init<int>());
// test_large_holder // test_large_holder
class MyObject5 { // managed by huge_unique_ptr class MyObject5 { // managed by huge_unique_ptr
...@@ -250,9 +185,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -250,9 +185,6 @@ TEST_SUBMODULE(smart_ptr, m) {
~MyObject5() { print_destroyed(this); } ~MyObject5() { print_destroyed(this); }
int value; int value;
}; };
py::class_<MyObject5, huge_unique_ptr<MyObject5>>(m, "MyObject5")
.def(py::init<int>())
.def_readwrite("value", &MyObject5::value);
// test_shared_ptr_and_references // test_shared_ptr_and_references
struct SharedPtrRef { struct SharedPtrRef {
...@@ -266,18 +198,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -266,18 +198,6 @@ TEST_SUBMODULE(smart_ptr, m) {
A value = {}; A value = {};
std::shared_ptr<A> shared = std::make_shared<A>(); std::shared_ptr<A> shared = std::make_shared<A>();
}; };
using A = SharedPtrRef::A;
py::class_<A, std::shared_ptr<A>>(m, "A");
py::class_<SharedPtrRef>(m, "SharedPtrRef")
.def(py::init<>())
.def_readonly("ref", &SharedPtrRef::value)
.def_property_readonly("copy", [](const SharedPtrRef &s) { return s.value; },
py::return_value_policy::copy)
.def_readonly("holder_ref", &SharedPtrRef::shared)
.def_property_readonly("holder_copy", [](const SharedPtrRef &s) { return s.shared; },
py::return_value_policy::copy)
.def("set_ref", [](SharedPtrRef &, const A &) { return true; })
.def("set_holder", [](SharedPtrRef &, std::shared_ptr<A>) { return true; });
// test_shared_ptr_from_this_and_references // test_shared_ptr_from_this_and_references
struct SharedFromThisRef { struct SharedFromThisRef {
...@@ -291,19 +211,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -291,19 +211,6 @@ TEST_SUBMODULE(smart_ptr, m) {
B value = {}; B value = {};
std::shared_ptr<B> shared = std::make_shared<B>(); std::shared_ptr<B> shared = std::make_shared<B>();
}; };
using B = SharedFromThisRef::B;
py::class_<B, std::shared_ptr<B>>(m, "B");
py::class_<SharedFromThisRef>(m, "SharedFromThisRef")
.def(py::init<>())
.def_readonly("bad_wp", &SharedFromThisRef::value)
.def_property_readonly("ref", [](const SharedFromThisRef &s) -> const B & { return *s.shared; })
.def_property_readonly("copy", [](const SharedFromThisRef &s) { return s.value; },
py::return_value_policy::copy)
.def_readonly("holder_ref", &SharedFromThisRef::shared)
.def_property_readonly("holder_copy", [](const SharedFromThisRef &s) { return s.shared; },
py::return_value_policy::copy)
.def("set_ref", [](SharedFromThisRef &, const B &) { return true; })
.def("set_holder", [](SharedFromThisRef &, std::shared_ptr<B>) { return true; });
// Issue #865: shared_from_this doesn't work with virtual inheritance // Issue #865: shared_from_this doesn't work with virtual inheritance
struct SharedFromThisVBase : std::enable_shared_from_this<SharedFromThisVBase> { struct SharedFromThisVBase : std::enable_shared_from_this<SharedFromThisVBase> {
...@@ -312,18 +219,12 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -312,18 +219,12 @@ TEST_SUBMODULE(smart_ptr, m) {
virtual ~SharedFromThisVBase() = default; virtual ~SharedFromThisVBase() = default;
}; };
struct SharedFromThisVirt : virtual SharedFromThisVBase {}; struct SharedFromThisVirt : virtual SharedFromThisVBase {};
static std::shared_ptr<SharedFromThisVirt> sft(new SharedFromThisVirt());
py::class_<SharedFromThisVirt, std::shared_ptr<SharedFromThisVirt>>(m, "SharedFromThisVirt")
.def_static("get", []() { return sft.get(); });
// test_move_only_holder // test_move_only_holder
struct C { struct C {
C() { print_created(this); } C() { print_created(this); }
~C() { print_destroyed(this); } ~C() { print_destroyed(this); }
}; };
py::class_<C, custom_unique_ptr<C>>(m, "TypeWithMoveOnlyHolder")
.def_static("make", []() { return custom_unique_ptr<C>(new C); })
.def_static("make_as_object", []() { return py::cast(custom_unique_ptr<C>(new C)); });
// test_holder_with_addressof_operator // test_holder_with_addressof_operator
struct TypeForHolderWithAddressOf { struct TypeForHolderWithAddressOf {
...@@ -336,14 +237,6 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -336,14 +237,6 @@ TEST_SUBMODULE(smart_ptr, m) {
} }
int value = 42; int value = 42;
}; };
using HolderWithAddressOf = shared_ptr_with_addressof_operator<TypeForHolderWithAddressOf>;
py::class_<TypeForHolderWithAddressOf, HolderWithAddressOf>(m, "TypeForHolderWithAddressOf")
.def_static("make", []() { return HolderWithAddressOf(new TypeForHolderWithAddressOf); })
.def("get", [](const HolderWithAddressOf &self) { return self.get(); })
.def("print_object_1", [](const TypeForHolderWithAddressOf *obj) { py::print(obj->toString()); })
.def("print_object_2", [](HolderWithAddressOf obj) { py::print(obj.get()->toString()); })
.def("print_object_3", [](const HolderWithAddressOf &obj) { py::print(obj.get()->toString()); })
.def("print_object_4", [](const HolderWithAddressOf *obj) { py::print((*obj).get()->toString()); });
// test_move_only_holder_with_addressof_operator // test_move_only_holder_with_addressof_operator
struct TypeForMoveOnlyHolderWithAddressOf { struct TypeForMoveOnlyHolderWithAddressOf {
...@@ -354,17 +247,9 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -354,17 +247,9 @@ TEST_SUBMODULE(smart_ptr, m) {
} }
int value; int value;
}; };
using MoveOnlyHolderWithAddressOf = unique_ptr_with_addressof_operator<TypeForMoveOnlyHolderWithAddressOf>;
py::class_<TypeForMoveOnlyHolderWithAddressOf, MoveOnlyHolderWithAddressOf>(m, "TypeForMoveOnlyHolderWithAddressOf")
.def_static("make", []() { return MoveOnlyHolderWithAddressOf(new TypeForMoveOnlyHolderWithAddressOf(0)); })
.def_readwrite("value", &TypeForMoveOnlyHolderWithAddressOf::value)
.def("print_object", [](const TypeForMoveOnlyHolderWithAddressOf *obj) { py::print(obj->toString()); });
// test_smart_ptr_from_default // test_smart_ptr_from_default
struct HeldByDefaultHolder { }; struct HeldByDefaultHolder { };
py::class_<HeldByDefaultHolder>(m, "HeldByDefaultHolder")
.def(py::init<>())
.def_static("load_shared_ptr", [](std::shared_ptr<HeldByDefaultHolder>) {});
// test_shared_ptr_gc // test_shared_ptr_gc
// #187: issue involving std::shared_ptr<> return value policy & garbage collection // #187: issue involving std::shared_ptr<> return value policy & garbage collection
...@@ -373,21 +258,153 @@ TEST_SUBMODULE(smart_ptr, m) { ...@@ -373,21 +258,153 @@ TEST_SUBMODULE(smart_ptr, m) {
ElementBase() = default; ElementBase() = default;
ElementBase(const ElementBase&) = delete; ElementBase(const ElementBase&) = delete;
}; };
py::class_<ElementBase, std::shared_ptr<ElementBase>>(m, "ElementBase");
struct ElementA : ElementBase { struct ElementA : ElementBase {
ElementA(int v) : v(v) { } ElementA(int v) : v(v) { }
int value() { return v; } int value() { return v; }
int v; int v;
}; };
py::class_<ElementA, ElementBase, std::shared_ptr<ElementA>>(m, "ElementA")
.def(py::init<int>())
.def("value", &ElementA::value);
struct ElementList { struct ElementList {
void add(std::shared_ptr<ElementBase> e) { l.push_back(e); } void add(std::shared_ptr<ElementBase> e) { l.push_back(e); }
std::vector<std::shared_ptr<ElementBase>> l; std::vector<std::shared_ptr<ElementBase>> l;
}; };
}
TEST_SUBMODULE(smart_ptr, m) {
// test_smart_ptr
// Object implementation in `object.h`
py::class_<Object, ref<Object>> obj(m, "Object");
obj.def("getRefCount", &Object::getRefCount);
py::class_<MyObject1, ref<MyObject1>>(m, "MyObject1", obj)
.def(py::init<int>());
py::implicitly_convertible<py::int_, MyObject1>();
m.def("make_object_1", []() -> Object * { return new MyObject1(1); });
m.def("make_object_2", []() -> ref<Object> { return new MyObject1(2); });
m.def("make_myobject1_1", []() -> MyObject1 * { return new MyObject1(4); });
m.def("make_myobject1_2", []() -> ref<MyObject1> { return new MyObject1(5); });
m.def("print_object_1", [](const Object *obj) { py::print(obj->toString()); });
m.def("print_object_2", [](ref<Object> obj) { py::print(obj->toString()); });
m.def("print_object_3", [](const ref<Object> &obj) { py::print(obj->toString()); });
m.def("print_object_4", [](const ref<Object> *obj) { py::print((*obj)->toString()); });
m.def("print_myobject1_1", [](const MyObject1 *obj) { py::print(obj->toString()); });
m.def("print_myobject1_2", [](ref<MyObject1> obj) { py::print(obj->toString()); });
m.def("print_myobject1_3", [](const ref<MyObject1> &obj) { py::print(obj->toString()); });
m.def("print_myobject1_4", [](const ref<MyObject1> *obj) { py::print((*obj)->toString()); });
// Expose constructor stats for the ref type
m.def("cstats_ref", &ConstructorStats::get<ref_tag>);
py::class_<MyObject2, std::shared_ptr<MyObject2>>(m, "MyObject2")
.def(py::init<int>());
m.def("make_myobject2_1", []() { return new MyObject2(6); });
m.def("make_myobject2_2", []() { return std::make_shared<MyObject2>(7); });
m.def("print_myobject2_1", [](const MyObject2 *obj) { py::print(obj->toString()); });
m.def("print_myobject2_2", [](std::shared_ptr<MyObject2> obj) { py::print(obj->toString()); });
m.def("print_myobject2_3", [](const std::shared_ptr<MyObject2> &obj) { py::print(obj->toString()); });
m.def("print_myobject2_4", [](const std::shared_ptr<MyObject2> *obj) { py::print((*obj)->toString()); });
py::class_<MyObject3, std::shared_ptr<MyObject3>>(m, "MyObject3")
.def(py::init<int>());
m.def("make_myobject3_1", []() { return new MyObject3(8); });
m.def("make_myobject3_2", []() { return std::make_shared<MyObject3>(9); });
m.def("print_myobject3_1", [](const MyObject3 *obj) { py::print(obj->toString()); });
m.def("print_myobject3_2", [](std::shared_ptr<MyObject3> obj) { py::print(obj->toString()); });
m.def("print_myobject3_3", [](const std::shared_ptr<MyObject3> &obj) { py::print(obj->toString()); });
m.def("print_myobject3_4", [](const std::shared_ptr<MyObject3> *obj) { py::print((*obj)->toString()); });
// test_smart_ptr_refcounting
m.def("test_object1_refcounting", []() {
ref<MyObject1> o = new MyObject1(0);
bool good = o->getRefCount() == 1;
py::object o2 = py::cast(o, py::return_value_policy::reference);
// always request (partial) ownership for objects with intrusive
// reference counting even when using the 'reference' RVP
good &= o->getRefCount() == 2;
return good;
});
py::class_<MyObject4, std::unique_ptr<MyObject4, py::nodelete>>(m, "MyObject4")
.def(py::init<int>())
.def_readwrite("value", &MyObject4::value)
.def_static("cleanup_all_instances", &MyObject4::cleanupAllInstances);
py::class_<MyObject4a, std::unique_ptr<MyObject4a, py::nodelete>>(m, "MyObject4a")
.def(py::init<int>())
.def_readwrite("value", &MyObject4a::value)
.def_static("cleanup_all_instances", &MyObject4a::cleanupAllInstances);
py::class_<MyObject4b, MyObject4a>(m, "MyObject4b")
.def(py::init<int>());
py::class_<MyObject5, huge_unique_ptr<MyObject5>>(m, "MyObject5")
.def(py::init<int>())
.def_readwrite("value", &MyObject5::value);
using A = SharedPtrRef::A;
py::class_<A, std::shared_ptr<A>>(m, "A");
py::class_<SharedPtrRef>(m, "SharedPtrRef")
.def(py::init<>())
.def_readonly("ref", &SharedPtrRef::value)
.def_property_readonly("copy", [](const SharedPtrRef &s) { return s.value; },
py::return_value_policy::copy)
.def_readonly("holder_ref", &SharedPtrRef::shared)
.def_property_readonly("holder_copy", [](const SharedPtrRef &s) { return s.shared; },
py::return_value_policy::copy)
.def("set_ref", [](SharedPtrRef &, const A &) { return true; })
.def("set_holder", [](SharedPtrRef &, std::shared_ptr<A>) { return true; });
using B = SharedFromThisRef::B;
py::class_<B, std::shared_ptr<B>>(m, "B");
py::class_<SharedFromThisRef>(m, "SharedFromThisRef")
.def(py::init<>())
.def_readonly("bad_wp", &SharedFromThisRef::value)
.def_property_readonly("ref", [](const SharedFromThisRef &s) -> const B & { return *s.shared; })
.def_property_readonly("copy", [](const SharedFromThisRef &s) { return s.value; },
py::return_value_policy::copy)
.def_readonly("holder_ref", &SharedFromThisRef::shared)
.def_property_readonly("holder_copy", [](const SharedFromThisRef &s) { return s.shared; },
py::return_value_policy::copy)
.def("set_ref", [](SharedFromThisRef &, const B &) { return true; })
.def("set_holder", [](SharedFromThisRef &, std::shared_ptr<B>) { return true; });
static std::shared_ptr<SharedFromThisVirt> sft(new SharedFromThisVirt());
py::class_<SharedFromThisVirt, std::shared_ptr<SharedFromThisVirt>>(m, "SharedFromThisVirt")
.def_static("get", []() { return sft.get(); });
py::class_<C, custom_unique_ptr<C>>(m, "TypeWithMoveOnlyHolder")
.def_static("make", []() { return custom_unique_ptr<C>(new C); })
.def_static("make_as_object", []() { return py::cast(custom_unique_ptr<C>(new C)); });
using HolderWithAddressOf = shared_ptr_with_addressof_operator<TypeForHolderWithAddressOf>;
py::class_<TypeForHolderWithAddressOf, HolderWithAddressOf>(m, "TypeForHolderWithAddressOf")
.def_static("make", []() { return HolderWithAddressOf(new TypeForHolderWithAddressOf); })
.def("get", [](const HolderWithAddressOf &self) { return self.get(); })
.def("print_object_1", [](const TypeForHolderWithAddressOf *obj) { py::print(obj->toString()); })
.def("print_object_2", [](HolderWithAddressOf obj) { py::print(obj.get()->toString()); })
.def("print_object_3", [](const HolderWithAddressOf &obj) { py::print(obj.get()->toString()); })
.def("print_object_4", [](const HolderWithAddressOf *obj) { py::print((*obj).get()->toString()); });
using MoveOnlyHolderWithAddressOf = unique_ptr_with_addressof_operator<TypeForMoveOnlyHolderWithAddressOf>;
py::class_<TypeForMoveOnlyHolderWithAddressOf, MoveOnlyHolderWithAddressOf>(m, "TypeForMoveOnlyHolderWithAddressOf")
.def_static("make", []() { return MoveOnlyHolderWithAddressOf(new TypeForMoveOnlyHolderWithAddressOf(0)); })
.def_readwrite("value", &TypeForMoveOnlyHolderWithAddressOf::value)
.def("print_object", [](const TypeForMoveOnlyHolderWithAddressOf *obj) { py::print(obj->toString()); });
py::class_<HeldByDefaultHolder>(m, "HeldByDefaultHolder")
.def(py::init<>())
.def_static("load_shared_ptr", [](std::shared_ptr<HeldByDefaultHolder>) {});
py::class_<ElementBase, std::shared_ptr<ElementBase>>(m, "ElementBase");
py::class_<ElementA, ElementBase, std::shared_ptr<ElementA>>(m, "ElementA")
.def(py::init<int>())
.def("value", &ElementA::value);
py::class_<ElementList, std::shared_ptr<ElementList>>(m, "ElementList") py::class_<ElementList, std::shared_ptr<ElementList>>(m, "ElementList")
.def(py::init<>()) .def(py::init<>())
.def("add", &ElementList::add) .def("add", &ElementList::add)
......
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