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Diffstat (limited to 'ext/googlemock/test/gmock-generated-function-mockers_test.cc')
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1 files changed, 622 insertions, 0 deletions
diff --git a/ext/googlemock/test/gmock-generated-function-mockers_test.cc b/ext/googlemock/test/gmock-generated-function-mockers_test.cc new file mode 100644 index 000000000..a86a61357 --- /dev/null +++ b/ext/googlemock/test/gmock-generated-function-mockers_test.cc @@ -0,0 +1,622 @@ +// Copyright 2007, 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) + +// Google Mock - a framework for writing C++ mock classes. +// +// This file tests the function mocker classes. + +#include "gmock/gmock-generated-function-mockers.h" + +#if GTEST_OS_WINDOWS +// MSDN says the header file to be included for STDMETHOD is BaseTyps.h but +// we are getting compiler errors if we use basetyps.h, hence including +// objbase.h for definition of STDMETHOD. +# include <objbase.h> +#endif // GTEST_OS_WINDOWS + +#include <map> +#include <string> +#include "gmock/gmock.h" +#include "gtest/gtest.h" + +// There is a bug in MSVC (fixed in VS 2008) that prevents creating a +// mock for a function with const arguments, so we don't test such +// cases for MSVC versions older than 2008. +#if !GTEST_OS_WINDOWS || (_MSC_VER >= 1500) +# define GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS +#endif // !GTEST_OS_WINDOWS || (_MSC_VER >= 1500) + +namespace testing { +namespace gmock_generated_function_mockers_test { + +using testing::internal::string; +using testing::_; +using testing::A; +using testing::An; +using testing::AnyNumber; +using testing::Const; +using testing::DoDefault; +using testing::Eq; +using testing::Lt; +using testing::MockFunction; +using testing::Ref; +using testing::Return; +using testing::ReturnRef; +using testing::TypedEq; + +class FooInterface { + public: + virtual ~FooInterface() {} + + virtual void VoidReturning(int x) = 0; + + virtual int Nullary() = 0; + virtual bool Unary(int x) = 0; + virtual long Binary(short x, int y) = 0; // NOLINT + virtual int Decimal(bool b, char c, short d, int e, long f, // NOLINT + float g, double h, unsigned i, char* j, const string& k) + = 0; + + virtual bool TakesNonConstReference(int& n) = 0; // NOLINT + virtual string TakesConstReference(const int& n) = 0; +#ifdef GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS + virtual bool TakesConst(const int x) = 0; +#endif // GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS + + virtual int OverloadedOnArgumentNumber() = 0; + virtual int OverloadedOnArgumentNumber(int n) = 0; + + virtual int OverloadedOnArgumentType(int n) = 0; + virtual char OverloadedOnArgumentType(char c) = 0; + + virtual int OverloadedOnConstness() = 0; + virtual char OverloadedOnConstness() const = 0; + + virtual int TypeWithHole(int (*func)()) = 0; + virtual int TypeWithComma(const std::map<int, string>& a_map) = 0; + +#if GTEST_OS_WINDOWS + STDMETHOD_(int, CTNullary)() = 0; + STDMETHOD_(bool, CTUnary)(int x) = 0; + STDMETHOD_(int, CTDecimal)(bool b, char c, short d, int e, long f, // NOLINT + float g, double h, unsigned i, char* j, const string& k) = 0; + STDMETHOD_(char, CTConst)(int x) const = 0; +#endif // GTEST_OS_WINDOWS +}; + +// Const qualifiers on arguments were once (incorrectly) considered +// significant in determining whether two virtual functions had the same +// signature. This was fixed in Visual Studio 2008. However, the compiler +// still emits a warning that alerts about this change in behavior. +#ifdef _MSC_VER +# pragma warning(push) +# pragma warning(disable : 4373) +#endif +class MockFoo : public FooInterface { + public: + MockFoo() {} + + // Makes sure that a mock function parameter can be named. + MOCK_METHOD1(VoidReturning, void(int n)); // NOLINT + + MOCK_METHOD0(Nullary, int()); // NOLINT + + // Makes sure that a mock function parameter can be unnamed. + MOCK_METHOD1(Unary, bool(int)); // NOLINT + MOCK_METHOD2(Binary, long(short, int)); // NOLINT + MOCK_METHOD10(Decimal, int(bool, char, short, int, long, float, // NOLINT + double, unsigned, char*, const string& str)); + + MOCK_METHOD1(TakesNonConstReference, bool(int&)); // NOLINT + MOCK_METHOD1(TakesConstReference, string(const int&)); + +#ifdef GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS + MOCK_METHOD1(TakesConst, bool(const int)); // NOLINT +#endif + + // Tests that the function return type can contain unprotected comma. + MOCK_METHOD0(ReturnTypeWithComma, std::map<int, string>()); + MOCK_CONST_METHOD1(ReturnTypeWithComma, + std::map<int, string>(int)); // NOLINT + + MOCK_METHOD0(OverloadedOnArgumentNumber, int()); // NOLINT + MOCK_METHOD1(OverloadedOnArgumentNumber, int(int)); // NOLINT + + MOCK_METHOD1(OverloadedOnArgumentType, int(int)); // NOLINT + MOCK_METHOD1(OverloadedOnArgumentType, char(char)); // NOLINT + + MOCK_METHOD0(OverloadedOnConstness, int()); // NOLINT + MOCK_CONST_METHOD0(OverloadedOnConstness, char()); // NOLINT + + MOCK_METHOD1(TypeWithHole, int(int (*)())); // NOLINT + MOCK_METHOD1(TypeWithComma, int(const std::map<int, string>&)); // NOLINT + +#if GTEST_OS_WINDOWS + MOCK_METHOD0_WITH_CALLTYPE(STDMETHODCALLTYPE, CTNullary, int()); + MOCK_METHOD1_WITH_CALLTYPE(STDMETHODCALLTYPE, CTUnary, bool(int)); + MOCK_METHOD10_WITH_CALLTYPE(STDMETHODCALLTYPE, CTDecimal, int(bool b, char c, + short d, int e, long f, float g, double h, unsigned i, char* j, + const string& k)); + MOCK_CONST_METHOD1_WITH_CALLTYPE(STDMETHODCALLTYPE, CTConst, char(int)); + + // Tests that the function return type can contain unprotected comma. + MOCK_METHOD0_WITH_CALLTYPE(STDMETHODCALLTYPE, CTReturnTypeWithComma, + std::map<int, string>()); +#endif // GTEST_OS_WINDOWS + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(MockFoo); +}; +#ifdef _MSC_VER +# pragma warning(pop) +#endif + +class FunctionMockerTest : public testing::Test { + protected: + FunctionMockerTest() : foo_(&mock_foo_) {} + + FooInterface* const foo_; + MockFoo mock_foo_; +}; + +// Tests mocking a void-returning function. +TEST_F(FunctionMockerTest, MocksVoidFunction) { + EXPECT_CALL(mock_foo_, VoidReturning(Lt(100))); + foo_->VoidReturning(0); +} + +// Tests mocking a nullary function. +TEST_F(FunctionMockerTest, MocksNullaryFunction) { + EXPECT_CALL(mock_foo_, Nullary()) + .WillOnce(DoDefault()) + .WillOnce(Return(1)); + + EXPECT_EQ(0, foo_->Nullary()); + EXPECT_EQ(1, foo_->Nullary()); +} + +// Tests mocking a unary function. +TEST_F(FunctionMockerTest, MocksUnaryFunction) { + EXPECT_CALL(mock_foo_, Unary(Eq(2))) + .Times(2) + .WillOnce(Return(true)); + + EXPECT_TRUE(foo_->Unary(2)); + EXPECT_FALSE(foo_->Unary(2)); +} + +// Tests mocking a binary function. +TEST_F(FunctionMockerTest, MocksBinaryFunction) { + EXPECT_CALL(mock_foo_, Binary(2, _)) + .WillOnce(Return(3)); + + EXPECT_EQ(3, foo_->Binary(2, 1)); +} + +// Tests mocking a decimal function. +TEST_F(FunctionMockerTest, MocksDecimalFunction) { + EXPECT_CALL(mock_foo_, Decimal(true, 'a', 0, 0, 1L, A<float>(), + Lt(100), 5U, NULL, "hi")) + .WillOnce(Return(5)); + + EXPECT_EQ(5, foo_->Decimal(true, 'a', 0, 0, 1, 0, 0, 5, NULL, "hi")); +} + +// Tests mocking a function that takes a non-const reference. +TEST_F(FunctionMockerTest, MocksFunctionWithNonConstReferenceArgument) { + int a = 0; + EXPECT_CALL(mock_foo_, TakesNonConstReference(Ref(a))) + .WillOnce(Return(true)); + + EXPECT_TRUE(foo_->TakesNonConstReference(a)); +} + +// Tests mocking a function that takes a const reference. +TEST_F(FunctionMockerTest, MocksFunctionWithConstReferenceArgument) { + int a = 0; + EXPECT_CALL(mock_foo_, TakesConstReference(Ref(a))) + .WillOnce(Return("Hello")); + + EXPECT_EQ("Hello", foo_->TakesConstReference(a)); +} + +#ifdef GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS +// Tests mocking a function that takes a const variable. +TEST_F(FunctionMockerTest, MocksFunctionWithConstArgument) { + EXPECT_CALL(mock_foo_, TakesConst(Lt(10))) + .WillOnce(DoDefault()); + + EXPECT_FALSE(foo_->TakesConst(5)); +} +#endif // GMOCK_ALLOWS_CONST_PARAM_FUNCTIONS + +// Tests mocking functions overloaded on the number of arguments. +TEST_F(FunctionMockerTest, MocksFunctionsOverloadedOnArgumentNumber) { + EXPECT_CALL(mock_foo_, OverloadedOnArgumentNumber()) + .WillOnce(Return(1)); + EXPECT_CALL(mock_foo_, OverloadedOnArgumentNumber(_)) + .WillOnce(Return(2)); + + EXPECT_EQ(2, foo_->OverloadedOnArgumentNumber(1)); + EXPECT_EQ(1, foo_->OverloadedOnArgumentNumber()); +} + +// Tests mocking functions overloaded on the types of argument. +TEST_F(FunctionMockerTest, MocksFunctionsOverloadedOnArgumentType) { + EXPECT_CALL(mock_foo_, OverloadedOnArgumentType(An<int>())) + .WillOnce(Return(1)); + EXPECT_CALL(mock_foo_, OverloadedOnArgumentType(TypedEq<char>('a'))) + .WillOnce(Return('b')); + + EXPECT_EQ(1, foo_->OverloadedOnArgumentType(0)); + EXPECT_EQ('b', foo_->OverloadedOnArgumentType('a')); +} + +// Tests mocking functions overloaded on the const-ness of this object. +TEST_F(FunctionMockerTest, MocksFunctionsOverloadedOnConstnessOfThis) { + EXPECT_CALL(mock_foo_, OverloadedOnConstness()); + EXPECT_CALL(Const(mock_foo_), OverloadedOnConstness()) + .WillOnce(Return('a')); + + EXPECT_EQ(0, foo_->OverloadedOnConstness()); + EXPECT_EQ('a', Const(*foo_).OverloadedOnConstness()); +} + +TEST_F(FunctionMockerTest, MocksReturnTypeWithComma) { + const std::map<int, string> a_map; + EXPECT_CALL(mock_foo_, ReturnTypeWithComma()) + .WillOnce(Return(a_map)); + EXPECT_CALL(mock_foo_, ReturnTypeWithComma(42)) + .WillOnce(Return(a_map)); + + EXPECT_EQ(a_map, mock_foo_.ReturnTypeWithComma()); + EXPECT_EQ(a_map, mock_foo_.ReturnTypeWithComma(42)); +} + +#if GTEST_OS_WINDOWS +// Tests mocking a nullary function with calltype. +TEST_F(FunctionMockerTest, MocksNullaryFunctionWithCallType) { + EXPECT_CALL(mock_foo_, CTNullary()) + .WillOnce(Return(-1)) + .WillOnce(Return(0)); + + EXPECT_EQ(-1, foo_->CTNullary()); + EXPECT_EQ(0, foo_->CTNullary()); +} + +// Tests mocking a unary function with calltype. +TEST_F(FunctionMockerTest, MocksUnaryFunctionWithCallType) { + EXPECT_CALL(mock_foo_, CTUnary(Eq(2))) + .Times(2) + .WillOnce(Return(true)) + .WillOnce(Return(false)); + + EXPECT_TRUE(foo_->CTUnary(2)); + EXPECT_FALSE(foo_->CTUnary(2)); +} + +// Tests mocking a decimal function with calltype. +TEST_F(FunctionMockerTest, MocksDecimalFunctionWithCallType) { + EXPECT_CALL(mock_foo_, CTDecimal(true, 'a', 0, 0, 1L, A<float>(), + Lt(100), 5U, NULL, "hi")) + .WillOnce(Return(10)); + + EXPECT_EQ(10, foo_->CTDecimal(true, 'a', 0, 0, 1, 0, 0, 5, NULL, "hi")); +} + +// Tests mocking functions overloaded on the const-ness of this object. +TEST_F(FunctionMockerTest, MocksFunctionsConstFunctionWithCallType) { + EXPECT_CALL(Const(mock_foo_), CTConst(_)) + .WillOnce(Return('a')); + + EXPECT_EQ('a', Const(*foo_).CTConst(0)); +} + +TEST_F(FunctionMockerTest, MocksReturnTypeWithCommaAndCallType) { + const std::map<int, string> a_map; + EXPECT_CALL(mock_foo_, CTReturnTypeWithComma()) + .WillOnce(Return(a_map)); + + EXPECT_EQ(a_map, mock_foo_.CTReturnTypeWithComma()); +} + +#endif // GTEST_OS_WINDOWS + +class MockB { + public: + MockB() {} + + MOCK_METHOD0(DoB, void()); + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(MockB); +}; + +// Tests that functions with no EXPECT_CALL() ruls can be called any +// number of times. +TEST(ExpectCallTest, UnmentionedFunctionCanBeCalledAnyNumberOfTimes) { + { + MockB b; + } + + { + MockB b; + b.DoB(); + } + + { + MockB b; + b.DoB(); + b.DoB(); + } +} + +// Tests mocking template interfaces. + +template <typename T> +class StackInterface { + public: + virtual ~StackInterface() {} + + // Template parameter appears in function parameter. + virtual void Push(const T& value) = 0; + virtual void Pop() = 0; + virtual int GetSize() const = 0; + // Template parameter appears in function return type. + virtual const T& GetTop() const = 0; +}; + +template <typename T> +class MockStack : public StackInterface<T> { + public: + MockStack() {} + + MOCK_METHOD1_T(Push, void(const T& elem)); + MOCK_METHOD0_T(Pop, void()); + MOCK_CONST_METHOD0_T(GetSize, int()); // NOLINT + MOCK_CONST_METHOD0_T(GetTop, const T&()); + + // Tests that the function return type can contain unprotected comma. + MOCK_METHOD0_T(ReturnTypeWithComma, std::map<int, int>()); + MOCK_CONST_METHOD1_T(ReturnTypeWithComma, std::map<int, int>(int)); // NOLINT + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(MockStack); +}; + +// Tests that template mock works. +TEST(TemplateMockTest, Works) { + MockStack<int> mock; + + EXPECT_CALL(mock, GetSize()) + .WillOnce(Return(0)) + .WillOnce(Return(1)) + .WillOnce(Return(0)); + EXPECT_CALL(mock, Push(_)); + int n = 5; + EXPECT_CALL(mock, GetTop()) + .WillOnce(ReturnRef(n)); + EXPECT_CALL(mock, Pop()) + .Times(AnyNumber()); + + EXPECT_EQ(0, mock.GetSize()); + mock.Push(5); + EXPECT_EQ(1, mock.GetSize()); + EXPECT_EQ(5, mock.GetTop()); + mock.Pop(); + EXPECT_EQ(0, mock.GetSize()); +} + +TEST(TemplateMockTest, MethodWithCommaInReturnTypeWorks) { + MockStack<int> mock; + + const std::map<int, int> a_map; + EXPECT_CALL(mock, ReturnTypeWithComma()) + .WillOnce(Return(a_map)); + EXPECT_CALL(mock, ReturnTypeWithComma(1)) + .WillOnce(Return(a_map)); + + EXPECT_EQ(a_map, mock.ReturnTypeWithComma()); + EXPECT_EQ(a_map, mock.ReturnTypeWithComma(1)); +} + +#if GTEST_OS_WINDOWS +// Tests mocking template interfaces with calltype. + +template <typename T> +class StackInterfaceWithCallType { + public: + virtual ~StackInterfaceWithCallType() {} + + // Template parameter appears in function parameter. + STDMETHOD_(void, Push)(const T& value) = 0; + STDMETHOD_(void, Pop)() = 0; + STDMETHOD_(int, GetSize)() const = 0; + // Template parameter appears in function return type. + STDMETHOD_(const T&, GetTop)() const = 0; +}; + +template <typename T> +class MockStackWithCallType : public StackInterfaceWithCallType<T> { + public: + MockStackWithCallType() {} + + MOCK_METHOD1_T_WITH_CALLTYPE(STDMETHODCALLTYPE, Push, void(const T& elem)); + MOCK_METHOD0_T_WITH_CALLTYPE(STDMETHODCALLTYPE, Pop, void()); + MOCK_CONST_METHOD0_T_WITH_CALLTYPE(STDMETHODCALLTYPE, GetSize, int()); + MOCK_CONST_METHOD0_T_WITH_CALLTYPE(STDMETHODCALLTYPE, GetTop, const T&()); + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(MockStackWithCallType); +}; + +// Tests that template mock with calltype works. +TEST(TemplateMockTestWithCallType, Works) { + MockStackWithCallType<int> mock; + + EXPECT_CALL(mock, GetSize()) + .WillOnce(Return(0)) + .WillOnce(Return(1)) + .WillOnce(Return(0)); + EXPECT_CALL(mock, Push(_)); + int n = 5; + EXPECT_CALL(mock, GetTop()) + .WillOnce(ReturnRef(n)); + EXPECT_CALL(mock, Pop()) + .Times(AnyNumber()); + + EXPECT_EQ(0, mock.GetSize()); + mock.Push(5); + EXPECT_EQ(1, mock.GetSize()); + EXPECT_EQ(5, mock.GetTop()); + mock.Pop(); + EXPECT_EQ(0, mock.GetSize()); +} +#endif // GTEST_OS_WINDOWS + +#define MY_MOCK_METHODS1_ \ + MOCK_METHOD0(Overloaded, void()); \ + MOCK_CONST_METHOD1(Overloaded, int(int n)); \ + MOCK_METHOD2(Overloaded, bool(bool f, int n)) + +class MockOverloadedOnArgNumber { + public: + MockOverloadedOnArgNumber() {} + + MY_MOCK_METHODS1_; + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(MockOverloadedOnArgNumber); +}; + +TEST(OverloadedMockMethodTest, CanOverloadOnArgNumberInMacroBody) { + MockOverloadedOnArgNumber mock; + EXPECT_CALL(mock, Overloaded()); + EXPECT_CALL(mock, Overloaded(1)).WillOnce(Return(2)); + EXPECT_CALL(mock, Overloaded(true, 1)).WillOnce(Return(true)); + + mock.Overloaded(); + EXPECT_EQ(2, mock.Overloaded(1)); + EXPECT_TRUE(mock.Overloaded(true, 1)); +} + +#define MY_MOCK_METHODS2_ \ + MOCK_CONST_METHOD1(Overloaded, int(int n)); \ + MOCK_METHOD1(Overloaded, int(int n)); + +class MockOverloadedOnConstness { + public: + MockOverloadedOnConstness() {} + + MY_MOCK_METHODS2_; + + private: + GTEST_DISALLOW_COPY_AND_ASSIGN_(MockOverloadedOnConstness); +}; + +TEST(OverloadedMockMethodTest, CanOverloadOnConstnessInMacroBody) { + MockOverloadedOnConstness mock; + const MockOverloadedOnConstness* const_mock = &mock; + EXPECT_CALL(mock, Overloaded(1)).WillOnce(Return(2)); + EXPECT_CALL(*const_mock, Overloaded(1)).WillOnce(Return(3)); + + EXPECT_EQ(2, mock.Overloaded(1)); + EXPECT_EQ(3, const_mock->Overloaded(1)); +} + +TEST(MockFunctionTest, WorksForVoidNullary) { + MockFunction<void()> foo; + EXPECT_CALL(foo, Call()); + foo.Call(); +} + +TEST(MockFunctionTest, WorksForNonVoidNullary) { + MockFunction<int()> foo; + EXPECT_CALL(foo, Call()) + .WillOnce(Return(1)) + .WillOnce(Return(2)); + EXPECT_EQ(1, foo.Call()); + EXPECT_EQ(2, foo.Call()); +} + +TEST(MockFunctionTest, WorksForVoidUnary) { + MockFunction<void(int)> foo; + EXPECT_CALL(foo, Call(1)); + foo.Call(1); +} + +TEST(MockFunctionTest, WorksForNonVoidBinary) { + MockFunction<int(bool, int)> foo; + EXPECT_CALL(foo, Call(false, 42)) + .WillOnce(Return(1)) + .WillOnce(Return(2)); + EXPECT_CALL(foo, Call(true, Ge(100))) + .WillOnce(Return(3)); + EXPECT_EQ(1, foo.Call(false, 42)); + EXPECT_EQ(2, foo.Call(false, 42)); + EXPECT_EQ(3, foo.Call(true, 120)); +} + +TEST(MockFunctionTest, WorksFor10Arguments) { + MockFunction<int(bool a0, char a1, int a2, int a3, int a4, + int a5, int a6, char a7, int a8, bool a9)> foo; + EXPECT_CALL(foo, Call(_, 'a', _, _, _, _, _, _, _, _)) + .WillOnce(Return(1)) + .WillOnce(Return(2)); + EXPECT_EQ(1, foo.Call(false, 'a', 0, 0, 0, 0, 0, 'b', 0, true)); + EXPECT_EQ(2, foo.Call(true, 'a', 0, 0, 0, 0, 0, 'b', 1, false)); +} + +#if GTEST_HAS_STD_FUNCTION_ +TEST(MockFunctionTest, AsStdFunction) { + MockFunction<int(int)> foo; + auto call = [](const std::function<int(int)> &f, int i) { + return f(i); + }; + EXPECT_CALL(foo, Call(1)).WillOnce(Return(-1)); + EXPECT_CALL(foo, Call(2)).WillOnce(Return(-2)); + EXPECT_EQ(-1, call(foo.AsStdFunction(), 1)); + EXPECT_EQ(-2, call(foo.AsStdFunction(), 2)); +} + +TEST(MockFunctionTest, AsStdFunctionReturnsReference) { + MockFunction<int&()> foo; + int value = 1; + EXPECT_CALL(foo, Call()).WillOnce(ReturnRef(value)); + int& ref = foo.AsStdFunction()(); + EXPECT_EQ(1, ref); + value = 2; + EXPECT_EQ(2, ref); +} +#endif // GTEST_HAS_STD_FUNCTION_ + +} // namespace gmock_generated_function_mockers_test +} // namespace testing |