+++ /dev/null
-// 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 built-in actions.
-
-#include "gmock/gmock-actions.h"
-#include <algorithm>
-#include <iterator>
-#include <memory>
-#include <string>
-#include "gmock/gmock.h"
-#include "gmock/internal/gmock-port.h"
-#include "gtest/gtest.h"
-#include "gtest/gtest-spi.h"
-
-namespace {
-
-// This list should be kept sorted.
-using testing::Action;
-using testing::ActionInterface;
-using testing::Assign;
-using testing::ByMove;
-using testing::ByRef;
-using testing::DefaultValue;
-using testing::DoDefault;
-using testing::IgnoreResult;
-using testing::Invoke;
-using testing::InvokeWithoutArgs;
-using testing::MakePolymorphicAction;
-using testing::Ne;
-using testing::PolymorphicAction;
-using testing::Return;
-using testing::ReturnNull;
-using testing::ReturnRef;
-using testing::ReturnRefOfCopy;
-using testing::SetArgPointee;
-using testing::SetArgumentPointee;
-using testing::_;
-using testing::get;
-using testing::internal::BuiltInDefaultValue;
-using testing::internal::Int64;
-using testing::internal::UInt64;
-using testing::make_tuple;
-using testing::tuple;
-using testing::tuple_element;
-
-#if !GTEST_OS_WINDOWS_MOBILE
-using testing::SetErrnoAndReturn;
-#endif
-
-#if GTEST_HAS_PROTOBUF_
-using testing::internal::TestMessage;
-#endif // GTEST_HAS_PROTOBUF_
-
-// Tests that BuiltInDefaultValue<T*>::Get() returns NULL.
-TEST(BuiltInDefaultValueTest, IsNullForPointerTypes) {
- EXPECT_TRUE(BuiltInDefaultValue<int*>::Get() == NULL);
- EXPECT_TRUE(BuiltInDefaultValue<const char*>::Get() == NULL);
- EXPECT_TRUE(BuiltInDefaultValue<void*>::Get() == NULL);
-}
-
-// Tests that BuiltInDefaultValue<T*>::Exists() return true.
-TEST(BuiltInDefaultValueTest, ExistsForPointerTypes) {
- EXPECT_TRUE(BuiltInDefaultValue<int*>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<const char*>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<void*>::Exists());
-}
-
-// Tests that BuiltInDefaultValue<T>::Get() returns 0 when T is a
-// built-in numeric type.
-TEST(BuiltInDefaultValueTest, IsZeroForNumericTypes) {
- EXPECT_EQ(0U, BuiltInDefaultValue<unsigned char>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<signed char>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<char>::Get());
-#if GMOCK_HAS_SIGNED_WCHAR_T_
- EXPECT_EQ(0U, BuiltInDefaultValue<unsigned wchar_t>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<signed wchar_t>::Get());
-#endif
-#if GMOCK_WCHAR_T_IS_NATIVE_
- EXPECT_EQ(0, BuiltInDefaultValue<wchar_t>::Get());
-#endif
- EXPECT_EQ(0U, BuiltInDefaultValue<unsigned short>::Get()); // NOLINT
- EXPECT_EQ(0, BuiltInDefaultValue<signed short>::Get()); // NOLINT
- EXPECT_EQ(0, BuiltInDefaultValue<short>::Get()); // NOLINT
- EXPECT_EQ(0U, BuiltInDefaultValue<unsigned int>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<signed int>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<int>::Get());
- EXPECT_EQ(0U, BuiltInDefaultValue<unsigned long>::Get()); // NOLINT
- EXPECT_EQ(0, BuiltInDefaultValue<signed long>::Get()); // NOLINT
- EXPECT_EQ(0, BuiltInDefaultValue<long>::Get()); // NOLINT
- EXPECT_EQ(0U, BuiltInDefaultValue<UInt64>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<Int64>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<float>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<double>::Get());
-}
-
-// Tests that BuiltInDefaultValue<T>::Exists() returns true when T is a
-// built-in numeric type.
-TEST(BuiltInDefaultValueTest, ExistsForNumericTypes) {
- EXPECT_TRUE(BuiltInDefaultValue<unsigned char>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<signed char>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<char>::Exists());
-#if GMOCK_HAS_SIGNED_WCHAR_T_
- EXPECT_TRUE(BuiltInDefaultValue<unsigned wchar_t>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<signed wchar_t>::Exists());
-#endif
-#if GMOCK_WCHAR_T_IS_NATIVE_
- EXPECT_TRUE(BuiltInDefaultValue<wchar_t>::Exists());
-#endif
- EXPECT_TRUE(BuiltInDefaultValue<unsigned short>::Exists()); // NOLINT
- EXPECT_TRUE(BuiltInDefaultValue<signed short>::Exists()); // NOLINT
- EXPECT_TRUE(BuiltInDefaultValue<short>::Exists()); // NOLINT
- EXPECT_TRUE(BuiltInDefaultValue<unsigned int>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<signed int>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<int>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<unsigned long>::Exists()); // NOLINT
- EXPECT_TRUE(BuiltInDefaultValue<signed long>::Exists()); // NOLINT
- EXPECT_TRUE(BuiltInDefaultValue<long>::Exists()); // NOLINT
- EXPECT_TRUE(BuiltInDefaultValue<UInt64>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<Int64>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<float>::Exists());
- EXPECT_TRUE(BuiltInDefaultValue<double>::Exists());
-}
-
-// Tests that BuiltInDefaultValue<bool>::Get() returns false.
-TEST(BuiltInDefaultValueTest, IsFalseForBool) {
- EXPECT_FALSE(BuiltInDefaultValue<bool>::Get());
-}
-
-// Tests that BuiltInDefaultValue<bool>::Exists() returns true.
-TEST(BuiltInDefaultValueTest, BoolExists) {
- EXPECT_TRUE(BuiltInDefaultValue<bool>::Exists());
-}
-
-// Tests that BuiltInDefaultValue<T>::Get() returns "" when T is a
-// string type.
-TEST(BuiltInDefaultValueTest, IsEmptyStringForString) {
-#if GTEST_HAS_GLOBAL_STRING
- EXPECT_EQ("", BuiltInDefaultValue< ::string>::Get());
-#endif // GTEST_HAS_GLOBAL_STRING
-
- EXPECT_EQ("", BuiltInDefaultValue< ::std::string>::Get());
-}
-
-// Tests that BuiltInDefaultValue<T>::Exists() returns true when T is a
-// string type.
-TEST(BuiltInDefaultValueTest, ExistsForString) {
-#if GTEST_HAS_GLOBAL_STRING
- EXPECT_TRUE(BuiltInDefaultValue< ::string>::Exists());
-#endif // GTEST_HAS_GLOBAL_STRING
-
- EXPECT_TRUE(BuiltInDefaultValue< ::std::string>::Exists());
-}
-
-// Tests that BuiltInDefaultValue<const T>::Get() returns the same
-// value as BuiltInDefaultValue<T>::Get() does.
-TEST(BuiltInDefaultValueTest, WorksForConstTypes) {
- EXPECT_EQ("", BuiltInDefaultValue<const std::string>::Get());
- EXPECT_EQ(0, BuiltInDefaultValue<const int>::Get());
- EXPECT_TRUE(BuiltInDefaultValue<char* const>::Get() == NULL);
- EXPECT_FALSE(BuiltInDefaultValue<const bool>::Get());
-}
-
-// A type that's default constructible.
-class MyDefaultConstructible {
- public:
- MyDefaultConstructible() : value_(42) {}
-
- int value() const { return value_; }
-
- private:
- int value_;
-};
-
-// A type that's not default constructible.
-class MyNonDefaultConstructible {
- public:
- // Does not have a default ctor.
- explicit MyNonDefaultConstructible(int a_value) : value_(a_value) {}
-
- int value() const { return value_; }
-
- private:
- int value_;
-};
-
-#if GTEST_HAS_STD_TYPE_TRAITS_
-
-TEST(BuiltInDefaultValueTest, ExistsForDefaultConstructibleType) {
- EXPECT_TRUE(BuiltInDefaultValue<MyDefaultConstructible>::Exists());
-}
-
-TEST(BuiltInDefaultValueTest, IsDefaultConstructedForDefaultConstructibleType) {
- EXPECT_EQ(42, BuiltInDefaultValue<MyDefaultConstructible>::Get().value());
-}
-
-#endif // GTEST_HAS_STD_TYPE_TRAITS_
-
-TEST(BuiltInDefaultValueTest, DoesNotExistForNonDefaultConstructibleType) {
- EXPECT_FALSE(BuiltInDefaultValue<MyNonDefaultConstructible>::Exists());
-}
-
-// Tests that BuiltInDefaultValue<T&>::Get() aborts the program.
-TEST(BuiltInDefaultValueDeathTest, IsUndefinedForReferences) {
- EXPECT_DEATH_IF_SUPPORTED({
- BuiltInDefaultValue<int&>::Get();
- }, "");
- EXPECT_DEATH_IF_SUPPORTED({
- BuiltInDefaultValue<const char&>::Get();
- }, "");
-}
-
-TEST(BuiltInDefaultValueDeathTest, IsUndefinedForNonDefaultConstructibleType) {
- EXPECT_DEATH_IF_SUPPORTED({
- BuiltInDefaultValue<MyNonDefaultConstructible>::Get();
- }, "");
-}
-
-// Tests that DefaultValue<T>::IsSet() is false initially.
-TEST(DefaultValueTest, IsInitiallyUnset) {
- EXPECT_FALSE(DefaultValue<int>::IsSet());
- EXPECT_FALSE(DefaultValue<MyDefaultConstructible>::IsSet());
- EXPECT_FALSE(DefaultValue<const MyNonDefaultConstructible>::IsSet());
-}
-
-// Tests that DefaultValue<T> can be set and then unset.
-TEST(DefaultValueTest, CanBeSetAndUnset) {
- EXPECT_TRUE(DefaultValue<int>::Exists());
- EXPECT_FALSE(DefaultValue<const MyNonDefaultConstructible>::Exists());
-
- DefaultValue<int>::Set(1);
- DefaultValue<const MyNonDefaultConstructible>::Set(
- MyNonDefaultConstructible(42));
-
- EXPECT_EQ(1, DefaultValue<int>::Get());
- EXPECT_EQ(42, DefaultValue<const MyNonDefaultConstructible>::Get().value());
-
- EXPECT_TRUE(DefaultValue<int>::Exists());
- EXPECT_TRUE(DefaultValue<const MyNonDefaultConstructible>::Exists());
-
- DefaultValue<int>::Clear();
- DefaultValue<const MyNonDefaultConstructible>::Clear();
-
- EXPECT_FALSE(DefaultValue<int>::IsSet());
- EXPECT_FALSE(DefaultValue<const MyNonDefaultConstructible>::IsSet());
-
- EXPECT_TRUE(DefaultValue<int>::Exists());
- EXPECT_FALSE(DefaultValue<const MyNonDefaultConstructible>::Exists());
-}
-
-// Tests that DefaultValue<T>::Get() returns the
-// BuiltInDefaultValue<T>::Get() when DefaultValue<T>::IsSet() is
-// false.
-TEST(DefaultValueDeathTest, GetReturnsBuiltInDefaultValueWhenUnset) {
- EXPECT_FALSE(DefaultValue<int>::IsSet());
- EXPECT_TRUE(DefaultValue<int>::Exists());
- EXPECT_FALSE(DefaultValue<MyNonDefaultConstructible>::IsSet());
- EXPECT_FALSE(DefaultValue<MyNonDefaultConstructible>::Exists());
-
- EXPECT_EQ(0, DefaultValue<int>::Get());
-
- EXPECT_DEATH_IF_SUPPORTED({
- DefaultValue<MyNonDefaultConstructible>::Get();
- }, "");
-}
-
-#if GTEST_HAS_STD_UNIQUE_PTR_
-TEST(DefaultValueTest, GetWorksForMoveOnlyIfSet) {
- EXPECT_TRUE(DefaultValue<std::unique_ptr<int>>::Exists());
- EXPECT_TRUE(DefaultValue<std::unique_ptr<int>>::Get() == NULL);
- DefaultValue<std::unique_ptr<int>>::SetFactory([] {
- return std::unique_ptr<int>(new int(42));
- });
- EXPECT_TRUE(DefaultValue<std::unique_ptr<int>>::Exists());
- std::unique_ptr<int> i = DefaultValue<std::unique_ptr<int>>::Get();
- EXPECT_EQ(42, *i);
-}
-#endif // GTEST_HAS_STD_UNIQUE_PTR_
-
-// Tests that DefaultValue<void>::Get() returns void.
-TEST(DefaultValueTest, GetWorksForVoid) {
- return DefaultValue<void>::Get();
-}
-
-// Tests using DefaultValue with a reference type.
-
-// Tests that DefaultValue<T&>::IsSet() is false initially.
-TEST(DefaultValueOfReferenceTest, IsInitiallyUnset) {
- EXPECT_FALSE(DefaultValue<int&>::IsSet());
- EXPECT_FALSE(DefaultValue<MyDefaultConstructible&>::IsSet());
- EXPECT_FALSE(DefaultValue<MyNonDefaultConstructible&>::IsSet());
-}
-
-// Tests that DefaultValue<T&>::Exists is false initiallly.
-TEST(DefaultValueOfReferenceTest, IsInitiallyNotExisting) {
- EXPECT_FALSE(DefaultValue<int&>::Exists());
- EXPECT_FALSE(DefaultValue<MyDefaultConstructible&>::Exists());
- EXPECT_FALSE(DefaultValue<MyNonDefaultConstructible&>::Exists());
-}
-
-// Tests that DefaultValue<T&> can be set and then unset.
-TEST(DefaultValueOfReferenceTest, CanBeSetAndUnset) {
- int n = 1;
- DefaultValue<const int&>::Set(n);
- MyNonDefaultConstructible x(42);
- DefaultValue<MyNonDefaultConstructible&>::Set(x);
-
- EXPECT_TRUE(DefaultValue<const int&>::Exists());
- EXPECT_TRUE(DefaultValue<MyNonDefaultConstructible&>::Exists());
-
- EXPECT_EQ(&n, &(DefaultValue<const int&>::Get()));
- EXPECT_EQ(&x, &(DefaultValue<MyNonDefaultConstructible&>::Get()));
-
- DefaultValue<const int&>::Clear();
- DefaultValue<MyNonDefaultConstructible&>::Clear();
-
- EXPECT_FALSE(DefaultValue<const int&>::Exists());
- EXPECT_FALSE(DefaultValue<MyNonDefaultConstructible&>::Exists());
-
- EXPECT_FALSE(DefaultValue<const int&>::IsSet());
- EXPECT_FALSE(DefaultValue<MyNonDefaultConstructible&>::IsSet());
-}
-
-// Tests that DefaultValue<T&>::Get() returns the
-// BuiltInDefaultValue<T&>::Get() when DefaultValue<T&>::IsSet() is
-// false.
-TEST(DefaultValueOfReferenceDeathTest, GetReturnsBuiltInDefaultValueWhenUnset) {
- EXPECT_FALSE(DefaultValue<int&>::IsSet());
- EXPECT_FALSE(DefaultValue<MyNonDefaultConstructible&>::IsSet());
-
- EXPECT_DEATH_IF_SUPPORTED({
- DefaultValue<int&>::Get();
- }, "");
- EXPECT_DEATH_IF_SUPPORTED({
- DefaultValue<MyNonDefaultConstructible>::Get();
- }, "");
-}
-
-// Tests that ActionInterface can be implemented by defining the
-// Perform method.
-
-typedef int MyGlobalFunction(bool, int);
-
-class MyActionImpl : public ActionInterface<MyGlobalFunction> {
- public:
- virtual int Perform(const tuple<bool, int>& args) {
- return get<0>(args) ? get<1>(args) : 0;
- }
-};
-
-TEST(ActionInterfaceTest, CanBeImplementedByDefiningPerform) {
- MyActionImpl my_action_impl;
- (void)my_action_impl;
-}
-
-TEST(ActionInterfaceTest, MakeAction) {
- Action<MyGlobalFunction> action = MakeAction(new MyActionImpl);
-
- // When exercising the Perform() method of Action<F>, we must pass
- // it a tuple whose size and type are compatible with F's argument
- // types. For example, if F is int(), then Perform() takes a
- // 0-tuple; if F is void(bool, int), then Perform() takes a
- // tuple<bool, int>, and so on.
- EXPECT_EQ(5, action.Perform(make_tuple(true, 5)));
-}
-
-// Tests that Action<F> can be contructed from a pointer to
-// ActionInterface<F>.
-TEST(ActionTest, CanBeConstructedFromActionInterface) {
- Action<MyGlobalFunction> action(new MyActionImpl);
-}
-
-// Tests that Action<F> delegates actual work to ActionInterface<F>.
-TEST(ActionTest, DelegatesWorkToActionInterface) {
- const Action<MyGlobalFunction> action(new MyActionImpl);
-
- EXPECT_EQ(5, action.Perform(make_tuple(true, 5)));
- EXPECT_EQ(0, action.Perform(make_tuple(false, 1)));
-}
-
-// Tests that Action<F> can be copied.
-TEST(ActionTest, IsCopyable) {
- Action<MyGlobalFunction> a1(new MyActionImpl);
- Action<MyGlobalFunction> a2(a1); // Tests the copy constructor.
-
- // a1 should continue to work after being copied from.
- EXPECT_EQ(5, a1.Perform(make_tuple(true, 5)));
- EXPECT_EQ(0, a1.Perform(make_tuple(false, 1)));
-
- // a2 should work like the action it was copied from.
- EXPECT_EQ(5, a2.Perform(make_tuple(true, 5)));
- EXPECT_EQ(0, a2.Perform(make_tuple(false, 1)));
-
- a2 = a1; // Tests the assignment operator.
-
- // a1 should continue to work after being copied from.
- EXPECT_EQ(5, a1.Perform(make_tuple(true, 5)));
- EXPECT_EQ(0, a1.Perform(make_tuple(false, 1)));
-
- // a2 should work like the action it was copied from.
- EXPECT_EQ(5, a2.Perform(make_tuple(true, 5)));
- EXPECT_EQ(0, a2.Perform(make_tuple(false, 1)));
-}
-
-// Tests that an Action<From> object can be converted to a
-// compatible Action<To> object.
-
-class IsNotZero : public ActionInterface<bool(int)> { // NOLINT
- public:
- virtual bool Perform(const tuple<int>& arg) {
- return get<0>(arg) != 0;
- }
-};
-
-#if !GTEST_OS_SYMBIAN
-// Compiling this test on Nokia's Symbian compiler fails with:
-// 'Result' is not a member of class 'testing::internal::Function<int>'
-// (point of instantiation: '@unnamed@gmock_actions_test_cc@::
-// ActionTest_CanBeConvertedToOtherActionType_Test::TestBody()')
-// with no obvious fix.
-TEST(ActionTest, CanBeConvertedToOtherActionType) {
- const Action<bool(int)> a1(new IsNotZero); // NOLINT
- const Action<int(char)> a2 = Action<int(char)>(a1); // NOLINT
- EXPECT_EQ(1, a2.Perform(make_tuple('a')));
- EXPECT_EQ(0, a2.Perform(make_tuple('\0')));
-}
-#endif // !GTEST_OS_SYMBIAN
-
-// The following two classes are for testing MakePolymorphicAction().
-
-// Implements a polymorphic action that returns the second of the
-// arguments it receives.
-class ReturnSecondArgumentAction {
- public:
- // We want to verify that MakePolymorphicAction() can work with a
- // polymorphic action whose Perform() method template is either
- // const or not. This lets us verify the non-const case.
- template <typename Result, typename ArgumentTuple>
- Result Perform(const ArgumentTuple& args) { return get<1>(args); }
-};
-
-// Implements a polymorphic action that can be used in a nullary
-// function to return 0.
-class ReturnZeroFromNullaryFunctionAction {
- public:
- // For testing that MakePolymorphicAction() works when the
- // implementation class' Perform() method template takes only one
- // template parameter.
- //
- // We want to verify that MakePolymorphicAction() can work with a
- // polymorphic action whose Perform() method template is either
- // const or not. This lets us verify the const case.
- template <typename Result>
- Result Perform(const tuple<>&) const { return 0; }
-};
-
-// These functions verify that MakePolymorphicAction() returns a
-// PolymorphicAction<T> where T is the argument's type.
-
-PolymorphicAction<ReturnSecondArgumentAction> ReturnSecondArgument() {
- return MakePolymorphicAction(ReturnSecondArgumentAction());
-}
-
-PolymorphicAction<ReturnZeroFromNullaryFunctionAction>
-ReturnZeroFromNullaryFunction() {
- return MakePolymorphicAction(ReturnZeroFromNullaryFunctionAction());
-}
-
-// Tests that MakePolymorphicAction() turns a polymorphic action
-// implementation class into a polymorphic action.
-TEST(MakePolymorphicActionTest, ConstructsActionFromImpl) {
- Action<int(bool, int, double)> a1 = ReturnSecondArgument(); // NOLINT
- EXPECT_EQ(5, a1.Perform(make_tuple(false, 5, 2.0)));
-}
-
-// Tests that MakePolymorphicAction() works when the implementation
-// class' Perform() method template has only one template parameter.
-TEST(MakePolymorphicActionTest, WorksWhenPerformHasOneTemplateParameter) {
- Action<int()> a1 = ReturnZeroFromNullaryFunction();
- EXPECT_EQ(0, a1.Perform(make_tuple()));
-
- Action<void*()> a2 = ReturnZeroFromNullaryFunction();
- EXPECT_TRUE(a2.Perform(make_tuple()) == NULL);
-}
-
-// Tests that Return() works as an action for void-returning
-// functions.
-TEST(ReturnTest, WorksForVoid) {
- const Action<void(int)> ret = Return(); // NOLINT
- return ret.Perform(make_tuple(1));
-}
-
-// Tests that Return(v) returns v.
-TEST(ReturnTest, ReturnsGivenValue) {
- Action<int()> ret = Return(1); // NOLINT
- EXPECT_EQ(1, ret.Perform(make_tuple()));
-
- ret = Return(-5);
- EXPECT_EQ(-5, ret.Perform(make_tuple()));
-}
-
-// Tests that Return("string literal") works.
-TEST(ReturnTest, AcceptsStringLiteral) {
- Action<const char*()> a1 = Return("Hello");
- EXPECT_STREQ("Hello", a1.Perform(make_tuple()));
-
- Action<std::string()> a2 = Return("world");
- EXPECT_EQ("world", a2.Perform(make_tuple()));
-}
-
-// Test struct which wraps a vector of integers. Used in
-// 'SupportsWrapperReturnType' test.
-struct IntegerVectorWrapper {
- std::vector<int> * v;
- IntegerVectorWrapper(std::vector<int>& _v) : v(&_v) {} // NOLINT
-};
-
-// Tests that Return() works when return type is a wrapper type.
-TEST(ReturnTest, SupportsWrapperReturnType) {
- // Initialize vector of integers.
- std::vector<int> v;
- for (int i = 0; i < 5; ++i) v.push_back(i);
-
- // Return() called with 'v' as argument. The Action will return the same data
- // as 'v' (copy) but it will be wrapped in an IntegerVectorWrapper.
- Action<IntegerVectorWrapper()> a = Return(v);
- const std::vector<int>& result = *(a.Perform(make_tuple()).v);
- EXPECT_THAT(result, ::testing::ElementsAre(0, 1, 2, 3, 4));
-}
-
-// Tests that Return(v) is covaraint.
-
-struct Base {
- bool operator==(const Base&) { return true; }
-};
-
-struct Derived : public Base {
- bool operator==(const Derived&) { return true; }
-};
-
-TEST(ReturnTest, IsCovariant) {
- Base base;
- Derived derived;
- Action<Base*()> ret = Return(&base);
- EXPECT_EQ(&base, ret.Perform(make_tuple()));
-
- ret = Return(&derived);
- EXPECT_EQ(&derived, ret.Perform(make_tuple()));
-}
-
-// Tests that the type of the value passed into Return is converted into T
-// when the action is cast to Action<T(...)> rather than when the action is
-// performed. See comments on testing::internal::ReturnAction in
-// gmock-actions.h for more information.
-class FromType {
- public:
- explicit FromType(bool* is_converted) : converted_(is_converted) {}
- bool* converted() const { return converted_; }
-
- private:
- bool* const converted_;
-
- GTEST_DISALLOW_ASSIGN_(FromType);
-};
-
-class ToType {
- public:
- // Must allow implicit conversion due to use in ImplicitCast_<T>.
- ToType(const FromType& x) { *x.converted() = true; } // NOLINT
-};
-
-TEST(ReturnTest, ConvertsArgumentWhenConverted) {
- bool converted = false;
- FromType x(&converted);
- Action<ToType()> action(Return(x));
- EXPECT_TRUE(converted) << "Return must convert its argument in its own "
- << "conversion operator.";
- converted = false;
- action.Perform(tuple<>());
- EXPECT_FALSE(converted) << "Action must NOT convert its argument "
- << "when performed.";
-}
-
-class DestinationType {};
-
-class SourceType {
- public:
- // Note: a non-const typecast operator.
- operator DestinationType() { return DestinationType(); }
-};
-
-TEST(ReturnTest, CanConvertArgumentUsingNonConstTypeCastOperator) {
- SourceType s;
- Action<DestinationType()> action(Return(s));
-}
-
-// Tests that ReturnNull() returns NULL in a pointer-returning function.
-TEST(ReturnNullTest, WorksInPointerReturningFunction) {
- const Action<int*()> a1 = ReturnNull();
- EXPECT_TRUE(a1.Perform(make_tuple()) == NULL);
-
- const Action<const char*(bool)> a2 = ReturnNull(); // NOLINT
- EXPECT_TRUE(a2.Perform(make_tuple(true)) == NULL);
-}
-
-#if GTEST_HAS_STD_UNIQUE_PTR_
-// Tests that ReturnNull() returns NULL for shared_ptr and unique_ptr returning
-// functions.
-TEST(ReturnNullTest, WorksInSmartPointerReturningFunction) {
- const Action<std::unique_ptr<const int>()> a1 = ReturnNull();
- EXPECT_TRUE(a1.Perform(make_tuple()) == nullptr);
-
- const Action<std::shared_ptr<int>(std::string)> a2 = ReturnNull();
- EXPECT_TRUE(a2.Perform(make_tuple("foo")) == nullptr);
-}
-#endif // GTEST_HAS_STD_UNIQUE_PTR_
-
-// Tests that ReturnRef(v) works for reference types.
-TEST(ReturnRefTest, WorksForReference) {
- const int n = 0;
- const Action<const int&(bool)> ret = ReturnRef(n); // NOLINT
-
- EXPECT_EQ(&n, &ret.Perform(make_tuple(true)));
-}
-
-// Tests that ReturnRef(v) is covariant.
-TEST(ReturnRefTest, IsCovariant) {
- Base base;
- Derived derived;
- Action<Base&()> a = ReturnRef(base);
- EXPECT_EQ(&base, &a.Perform(make_tuple()));
-
- a = ReturnRef(derived);
- EXPECT_EQ(&derived, &a.Perform(make_tuple()));
-}
-
-// Tests that ReturnRefOfCopy(v) works for reference types.
-TEST(ReturnRefOfCopyTest, WorksForReference) {
- int n = 42;
- const Action<const int&()> ret = ReturnRefOfCopy(n);
-
- EXPECT_NE(&n, &ret.Perform(make_tuple()));
- EXPECT_EQ(42, ret.Perform(make_tuple()));
-
- n = 43;
- EXPECT_NE(&n, &ret.Perform(make_tuple()));
- EXPECT_EQ(42, ret.Perform(make_tuple()));
-}
-
-// Tests that ReturnRefOfCopy(v) is covariant.
-TEST(ReturnRefOfCopyTest, IsCovariant) {
- Base base;
- Derived derived;
- Action<Base&()> a = ReturnRefOfCopy(base);
- EXPECT_NE(&base, &a.Perform(make_tuple()));
-
- a = ReturnRefOfCopy(derived);
- EXPECT_NE(&derived, &a.Perform(make_tuple()));
-}
-
-// Tests that DoDefault() does the default action for the mock method.
-
-class MockClass {
- public:
- MockClass() {}
-
- MOCK_METHOD1(IntFunc, int(bool flag)); // NOLINT
- MOCK_METHOD0(Foo, MyNonDefaultConstructible());
-#if GTEST_HAS_STD_UNIQUE_PTR_
- MOCK_METHOD0(MakeUnique, std::unique_ptr<int>());
- MOCK_METHOD0(MakeUniqueBase, std::unique_ptr<Base>());
- MOCK_METHOD0(MakeVectorUnique, std::vector<std::unique_ptr<int>>());
-#endif
-
- private:
- GTEST_DISALLOW_COPY_AND_ASSIGN_(MockClass);
-};
-
-// Tests that DoDefault() returns the built-in default value for the
-// return type by default.
-TEST(DoDefaultTest, ReturnsBuiltInDefaultValueByDefault) {
- MockClass mock;
- EXPECT_CALL(mock, IntFunc(_))
- .WillOnce(DoDefault());
- EXPECT_EQ(0, mock.IntFunc(true));
-}
-
-// Tests that DoDefault() throws (when exceptions are enabled) or aborts
-// the process when there is no built-in default value for the return type.
-TEST(DoDefaultDeathTest, DiesForUnknowType) {
- MockClass mock;
- EXPECT_CALL(mock, Foo())
- .WillRepeatedly(DoDefault());
-#if GTEST_HAS_EXCEPTIONS
- EXPECT_ANY_THROW(mock.Foo());
-#else
- EXPECT_DEATH_IF_SUPPORTED({
- mock.Foo();
- }, "");
-#endif
-}
-
-// Tests that using DoDefault() inside a composite action leads to a
-// run-time error.
-
-void VoidFunc(bool /* flag */) {}
-
-TEST(DoDefaultDeathTest, DiesIfUsedInCompositeAction) {
- MockClass mock;
- EXPECT_CALL(mock, IntFunc(_))
- .WillRepeatedly(DoAll(Invoke(VoidFunc),
- DoDefault()));
-
- // Ideally we should verify the error message as well. Sadly,
- // EXPECT_DEATH() can only capture stderr, while Google Mock's
- // errors are printed on stdout. Therefore we have to settle for
- // not verifying the message.
- EXPECT_DEATH_IF_SUPPORTED({
- mock.IntFunc(true);
- }, "");
-}
-
-// Tests that DoDefault() returns the default value set by
-// DefaultValue<T>::Set() when it's not overriden by an ON_CALL().
-TEST(DoDefaultTest, ReturnsUserSpecifiedPerTypeDefaultValueWhenThereIsOne) {
- DefaultValue<int>::Set(1);
- MockClass mock;
- EXPECT_CALL(mock, IntFunc(_))
- .WillOnce(DoDefault());
- EXPECT_EQ(1, mock.IntFunc(false));
- DefaultValue<int>::Clear();
-}
-
-// Tests that DoDefault() does the action specified by ON_CALL().
-TEST(DoDefaultTest, DoesWhatOnCallSpecifies) {
- MockClass mock;
- ON_CALL(mock, IntFunc(_))
- .WillByDefault(Return(2));
- EXPECT_CALL(mock, IntFunc(_))
- .WillOnce(DoDefault());
- EXPECT_EQ(2, mock.IntFunc(false));
-}
-
-// Tests that using DoDefault() in ON_CALL() leads to a run-time failure.
-TEST(DoDefaultTest, CannotBeUsedInOnCall) {
- MockClass mock;
- EXPECT_NONFATAL_FAILURE({ // NOLINT
- ON_CALL(mock, IntFunc(_))
- .WillByDefault(DoDefault());
- }, "DoDefault() cannot be used in ON_CALL()");
-}
-
-// Tests that SetArgPointee<N>(v) sets the variable pointed to by
-// the N-th (0-based) argument to v.
-TEST(SetArgPointeeTest, SetsTheNthPointee) {
- typedef void MyFunction(bool, int*, char*);
- Action<MyFunction> a = SetArgPointee<1>(2);
-
- int n = 0;
- char ch = '\0';
- a.Perform(make_tuple(true, &n, &ch));
- EXPECT_EQ(2, n);
- EXPECT_EQ('\0', ch);
-
- a = SetArgPointee<2>('a');
- n = 0;
- ch = '\0';
- a.Perform(make_tuple(true, &n, &ch));
- EXPECT_EQ(0, n);
- EXPECT_EQ('a', ch);
-}
-
-#if !((GTEST_GCC_VER_ && GTEST_GCC_VER_ < 40000) || GTEST_OS_SYMBIAN)
-// Tests that SetArgPointee<N>() accepts a string literal.
-// GCC prior to v4.0 and the Symbian compiler do not support this.
-TEST(SetArgPointeeTest, AcceptsStringLiteral) {
- typedef void MyFunction(std::string*, const char**);
- Action<MyFunction> a = SetArgPointee<0>("hi");
- std::string str;
- const char* ptr = NULL;
- a.Perform(make_tuple(&str, &ptr));
- EXPECT_EQ("hi", str);
- EXPECT_TRUE(ptr == NULL);
-
- a = SetArgPointee<1>("world");
- str = "";
- a.Perform(make_tuple(&str, &ptr));
- EXPECT_EQ("", str);
- EXPECT_STREQ("world", ptr);
-}
-
-TEST(SetArgPointeeTest, AcceptsWideStringLiteral) {
- typedef void MyFunction(const wchar_t**);
- Action<MyFunction> a = SetArgPointee<0>(L"world");
- const wchar_t* ptr = NULL;
- a.Perform(make_tuple(&ptr));
- EXPECT_STREQ(L"world", ptr);
-
-# if GTEST_HAS_STD_WSTRING
-
- typedef void MyStringFunction(std::wstring*);
- Action<MyStringFunction> a2 = SetArgPointee<0>(L"world");
- std::wstring str = L"";
- a2.Perform(make_tuple(&str));
- EXPECT_EQ(L"world", str);
-
-# endif
-}
-#endif
-
-// Tests that SetArgPointee<N>() accepts a char pointer.
-TEST(SetArgPointeeTest, AcceptsCharPointer) {
- typedef void MyFunction(bool, std::string*, const char**);
- const char* const hi = "hi";
- Action<MyFunction> a = SetArgPointee<1>(hi);
- std::string str;
- const char* ptr = NULL;
- a.Perform(make_tuple(true, &str, &ptr));
- EXPECT_EQ("hi", str);
- EXPECT_TRUE(ptr == NULL);
-
- char world_array[] = "world";
- char* const world = world_array;
- a = SetArgPointee<2>(world);
- str = "";
- a.Perform(make_tuple(true, &str, &ptr));
- EXPECT_EQ("", str);
- EXPECT_EQ(world, ptr);
-}
-
-TEST(SetArgPointeeTest, AcceptsWideCharPointer) {
- typedef void MyFunction(bool, const wchar_t**);
- const wchar_t* const hi = L"hi";
- Action<MyFunction> a = SetArgPointee<1>(hi);
- const wchar_t* ptr = NULL;
- a.Perform(make_tuple(true, &ptr));
- EXPECT_EQ(hi, ptr);
-
-# if GTEST_HAS_STD_WSTRING
-
- typedef void MyStringFunction(bool, std::wstring*);
- wchar_t world_array[] = L"world";
- wchar_t* const world = world_array;
- Action<MyStringFunction> a2 = SetArgPointee<1>(world);
- std::wstring str;
- a2.Perform(make_tuple(true, &str));
- EXPECT_EQ(world_array, str);
-# endif
-}
-
-#if GTEST_HAS_PROTOBUF_
-
-// Tests that SetArgPointee<N>(proto_buffer) sets the v1 protobuf
-// variable pointed to by the N-th (0-based) argument to proto_buffer.
-TEST(SetArgPointeeTest, SetsTheNthPointeeOfProtoBufferType) {
- TestMessage* const msg = new TestMessage;
- msg->set_member("yes");
- TestMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, TestMessage*)> a = SetArgPointee<1>(*msg);
- // SetArgPointee<N>(proto_buffer) makes a copy of proto_buffer
- // s.t. the action works even when the original proto_buffer has
- // died. We ensure this behavior by deleting msg before using the
- // action.
- delete msg;
-
- TestMessage dest;
- EXPECT_FALSE(orig_msg.Equals(dest));
- a.Perform(make_tuple(true, &dest));
- EXPECT_TRUE(orig_msg.Equals(dest));
-}
-
-// Tests that SetArgPointee<N>(proto_buffer) sets the
-// ::ProtocolMessage variable pointed to by the N-th (0-based)
-// argument to proto_buffer.
-TEST(SetArgPointeeTest, SetsTheNthPointeeOfProtoBufferBaseType) {
- TestMessage* const msg = new TestMessage;
- msg->set_member("yes");
- TestMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, ::ProtocolMessage*)> a = SetArgPointee<1>(*msg);
- // SetArgPointee<N>(proto_buffer) makes a copy of proto_buffer
- // s.t. the action works even when the original proto_buffer has
- // died. We ensure this behavior by deleting msg before using the
- // action.
- delete msg;
-
- TestMessage dest;
- ::ProtocolMessage* const dest_base = &dest;
- EXPECT_FALSE(orig_msg.Equals(dest));
- a.Perform(make_tuple(true, dest_base));
- EXPECT_TRUE(orig_msg.Equals(dest));
-}
-
-// Tests that SetArgPointee<N>(proto2_buffer) sets the v2
-// protobuf variable pointed to by the N-th (0-based) argument to
-// proto2_buffer.
-TEST(SetArgPointeeTest, SetsTheNthPointeeOfProto2BufferType) {
- using testing::internal::FooMessage;
- FooMessage* const msg = new FooMessage;
- msg->set_int_field(2);
- msg->set_string_field("hi");
- FooMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, FooMessage*)> a = SetArgPointee<1>(*msg);
- // SetArgPointee<N>(proto2_buffer) makes a copy of
- // proto2_buffer s.t. the action works even when the original
- // proto2_buffer has died. We ensure this behavior by deleting msg
- // before using the action.
- delete msg;
-
- FooMessage dest;
- dest.set_int_field(0);
- a.Perform(make_tuple(true, &dest));
- EXPECT_EQ(2, dest.int_field());
- EXPECT_EQ("hi", dest.string_field());
-}
-
-// Tests that SetArgPointee<N>(proto2_buffer) sets the
-// proto2::Message variable pointed to by the N-th (0-based) argument
-// to proto2_buffer.
-TEST(SetArgPointeeTest, SetsTheNthPointeeOfProto2BufferBaseType) {
- using testing::internal::FooMessage;
- FooMessage* const msg = new FooMessage;
- msg->set_int_field(2);
- msg->set_string_field("hi");
- FooMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, ::proto2::Message*)> a = SetArgPointee<1>(*msg);
- // SetArgPointee<N>(proto2_buffer) makes a copy of
- // proto2_buffer s.t. the action works even when the original
- // proto2_buffer has died. We ensure this behavior by deleting msg
- // before using the action.
- delete msg;
-
- FooMessage dest;
- dest.set_int_field(0);
- ::proto2::Message* const dest_base = &dest;
- a.Perform(make_tuple(true, dest_base));
- EXPECT_EQ(2, dest.int_field());
- EXPECT_EQ("hi", dest.string_field());
-}
-
-#endif // GTEST_HAS_PROTOBUF_
-
-// Tests that SetArgumentPointee<N>(v) sets the variable pointed to by
-// the N-th (0-based) argument to v.
-TEST(SetArgumentPointeeTest, SetsTheNthPointee) {
- typedef void MyFunction(bool, int*, char*);
- Action<MyFunction> a = SetArgumentPointee<1>(2);
-
- int n = 0;
- char ch = '\0';
- a.Perform(make_tuple(true, &n, &ch));
- EXPECT_EQ(2, n);
- EXPECT_EQ('\0', ch);
-
- a = SetArgumentPointee<2>('a');
- n = 0;
- ch = '\0';
- a.Perform(make_tuple(true, &n, &ch));
- EXPECT_EQ(0, n);
- EXPECT_EQ('a', ch);
-}
-
-#if GTEST_HAS_PROTOBUF_
-
-// Tests that SetArgumentPointee<N>(proto_buffer) sets the v1 protobuf
-// variable pointed to by the N-th (0-based) argument to proto_buffer.
-TEST(SetArgumentPointeeTest, SetsTheNthPointeeOfProtoBufferType) {
- TestMessage* const msg = new TestMessage;
- msg->set_member("yes");
- TestMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, TestMessage*)> a = SetArgumentPointee<1>(*msg);
- // SetArgumentPointee<N>(proto_buffer) makes a copy of proto_buffer
- // s.t. the action works even when the original proto_buffer has
- // died. We ensure this behavior by deleting msg before using the
- // action.
- delete msg;
-
- TestMessage dest;
- EXPECT_FALSE(orig_msg.Equals(dest));
- a.Perform(make_tuple(true, &dest));
- EXPECT_TRUE(orig_msg.Equals(dest));
-}
-
-// Tests that SetArgumentPointee<N>(proto_buffer) sets the
-// ::ProtocolMessage variable pointed to by the N-th (0-based)
-// argument to proto_buffer.
-TEST(SetArgumentPointeeTest, SetsTheNthPointeeOfProtoBufferBaseType) {
- TestMessage* const msg = new TestMessage;
- msg->set_member("yes");
- TestMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, ::ProtocolMessage*)> a = SetArgumentPointee<1>(*msg);
- // SetArgumentPointee<N>(proto_buffer) makes a copy of proto_buffer
- // s.t. the action works even when the original proto_buffer has
- // died. We ensure this behavior by deleting msg before using the
- // action.
- delete msg;
-
- TestMessage dest;
- ::ProtocolMessage* const dest_base = &dest;
- EXPECT_FALSE(orig_msg.Equals(dest));
- a.Perform(make_tuple(true, dest_base));
- EXPECT_TRUE(orig_msg.Equals(dest));
-}
-
-// Tests that SetArgumentPointee<N>(proto2_buffer) sets the v2
-// protobuf variable pointed to by the N-th (0-based) argument to
-// proto2_buffer.
-TEST(SetArgumentPointeeTest, SetsTheNthPointeeOfProto2BufferType) {
- using testing::internal::FooMessage;
- FooMessage* const msg = new FooMessage;
- msg->set_int_field(2);
- msg->set_string_field("hi");
- FooMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, FooMessage*)> a = SetArgumentPointee<1>(*msg);
- // SetArgumentPointee<N>(proto2_buffer) makes a copy of
- // proto2_buffer s.t. the action works even when the original
- // proto2_buffer has died. We ensure this behavior by deleting msg
- // before using the action.
- delete msg;
-
- FooMessage dest;
- dest.set_int_field(0);
- a.Perform(make_tuple(true, &dest));
- EXPECT_EQ(2, dest.int_field());
- EXPECT_EQ("hi", dest.string_field());
-}
-
-// Tests that SetArgumentPointee<N>(proto2_buffer) sets the
-// proto2::Message variable pointed to by the N-th (0-based) argument
-// to proto2_buffer.
-TEST(SetArgumentPointeeTest, SetsTheNthPointeeOfProto2BufferBaseType) {
- using testing::internal::FooMessage;
- FooMessage* const msg = new FooMessage;
- msg->set_int_field(2);
- msg->set_string_field("hi");
- FooMessage orig_msg;
- orig_msg.CopyFrom(*msg);
-
- Action<void(bool, ::proto2::Message*)> a = SetArgumentPointee<1>(*msg);
- // SetArgumentPointee<N>(proto2_buffer) makes a copy of
- // proto2_buffer s.t. the action works even when the original
- // proto2_buffer has died. We ensure this behavior by deleting msg
- // before using the action.
- delete msg;
-
- FooMessage dest;
- dest.set_int_field(0);
- ::proto2::Message* const dest_base = &dest;
- a.Perform(make_tuple(true, dest_base));
- EXPECT_EQ(2, dest.int_field());
- EXPECT_EQ("hi", dest.string_field());
-}
-
-#endif // GTEST_HAS_PROTOBUF_
-
-// Sample functions and functors for testing Invoke() and etc.
-int Nullary() { return 1; }
-
-class NullaryFunctor {
- public:
- int operator()() { return 2; }
-};
-
-bool g_done = false;
-void VoidNullary() { g_done = true; }
-
-class VoidNullaryFunctor {
- public:
- void operator()() { g_done = true; }
-};
-
-class Foo {
- public:
- Foo() : value_(123) {}
-
- int Nullary() const { return value_; }
-
- private:
- int value_;
-};
-
-// Tests InvokeWithoutArgs(function).
-TEST(InvokeWithoutArgsTest, Function) {
- // As an action that takes one argument.
- Action<int(int)> a = InvokeWithoutArgs(Nullary); // NOLINT
- EXPECT_EQ(1, a.Perform(make_tuple(2)));
-
- // As an action that takes two arguments.
- Action<int(int, double)> a2 = InvokeWithoutArgs(Nullary); // NOLINT
- EXPECT_EQ(1, a2.Perform(make_tuple(2, 3.5)));
-
- // As an action that returns void.
- Action<void(int)> a3 = InvokeWithoutArgs(VoidNullary); // NOLINT
- g_done = false;
- a3.Perform(make_tuple(1));
- EXPECT_TRUE(g_done);
-}
-
-// Tests InvokeWithoutArgs(functor).
-TEST(InvokeWithoutArgsTest, Functor) {
- // As an action that takes no argument.
- Action<int()> a = InvokeWithoutArgs(NullaryFunctor()); // NOLINT
- EXPECT_EQ(2, a.Perform(make_tuple()));
-
- // As an action that takes three arguments.
- Action<int(int, double, char)> a2 = // NOLINT
- InvokeWithoutArgs(NullaryFunctor());
- EXPECT_EQ(2, a2.Perform(make_tuple(3, 3.5, 'a')));
-
- // As an action that returns void.
- Action<void()> a3 = InvokeWithoutArgs(VoidNullaryFunctor());
- g_done = false;
- a3.Perform(make_tuple());
- EXPECT_TRUE(g_done);
-}
-
-// Tests InvokeWithoutArgs(obj_ptr, method).
-TEST(InvokeWithoutArgsTest, Method) {
- Foo foo;
- Action<int(bool, char)> a = // NOLINT
- InvokeWithoutArgs(&foo, &Foo::Nullary);
- EXPECT_EQ(123, a.Perform(make_tuple(true, 'a')));
-}
-
-// Tests using IgnoreResult() on a polymorphic action.
-TEST(IgnoreResultTest, PolymorphicAction) {
- Action<void(int)> a = IgnoreResult(Return(5)); // NOLINT
- a.Perform(make_tuple(1));
-}
-
-// Tests using IgnoreResult() on a monomorphic action.
-
-int ReturnOne() {
- g_done = true;
- return 1;
-}
-
-TEST(IgnoreResultTest, MonomorphicAction) {
- g_done = false;
- Action<void()> a = IgnoreResult(Invoke(ReturnOne));
- a.Perform(make_tuple());
- EXPECT_TRUE(g_done);
-}
-
-// Tests using IgnoreResult() on an action that returns a class type.
-
-MyNonDefaultConstructible ReturnMyNonDefaultConstructible(double /* x */) {
- g_done = true;
- return MyNonDefaultConstructible(42);
-}
-
-TEST(IgnoreResultTest, ActionReturningClass) {
- g_done = false;
- Action<void(int)> a =
- IgnoreResult(Invoke(ReturnMyNonDefaultConstructible)); // NOLINT
- a.Perform(make_tuple(2));
- EXPECT_TRUE(g_done);
-}
-
-TEST(AssignTest, Int) {
- int x = 0;
- Action<void(int)> a = Assign(&x, 5);
- a.Perform(make_tuple(0));
- EXPECT_EQ(5, x);
-}
-
-TEST(AssignTest, String) {
- ::std::string x;
- Action<void(void)> a = Assign(&x, "Hello, world");
- a.Perform(make_tuple());
- EXPECT_EQ("Hello, world", x);
-}
-
-TEST(AssignTest, CompatibleTypes) {
- double x = 0;
- Action<void(int)> a = Assign(&x, 5);
- a.Perform(make_tuple(0));
- EXPECT_DOUBLE_EQ(5, x);
-}
-
-#if !GTEST_OS_WINDOWS_MOBILE
-
-class SetErrnoAndReturnTest : public testing::Test {
- protected:
- virtual void SetUp() { errno = 0; }
- virtual void TearDown() { errno = 0; }
-};
-
-TEST_F(SetErrnoAndReturnTest, Int) {
- Action<int(void)> a = SetErrnoAndReturn(ENOTTY, -5);
- EXPECT_EQ(-5, a.Perform(make_tuple()));
- EXPECT_EQ(ENOTTY, errno);
-}
-
-TEST_F(SetErrnoAndReturnTest, Ptr) {
- int x;
- Action<int*(void)> a = SetErrnoAndReturn(ENOTTY, &x);
- EXPECT_EQ(&x, a.Perform(make_tuple()));
- EXPECT_EQ(ENOTTY, errno);
-}
-
-TEST_F(SetErrnoAndReturnTest, CompatibleTypes) {
- Action<double()> a = SetErrnoAndReturn(EINVAL, 5);
- EXPECT_DOUBLE_EQ(5.0, a.Perform(make_tuple()));
- EXPECT_EQ(EINVAL, errno);
-}
-
-#endif // !GTEST_OS_WINDOWS_MOBILE
-
-// Tests ByRef().
-
-// Tests that ReferenceWrapper<T> is copyable.
-TEST(ByRefTest, IsCopyable) {
- const std::string s1 = "Hi";
- const std::string s2 = "Hello";
-
- ::testing::internal::ReferenceWrapper<const std::string> ref_wrapper =
- ByRef(s1);
- const std::string& r1 = ref_wrapper;
- EXPECT_EQ(&s1, &r1);
-
- // Assigns a new value to ref_wrapper.
- ref_wrapper = ByRef(s2);
- const std::string& r2 = ref_wrapper;
- EXPECT_EQ(&s2, &r2);
-
- ::testing::internal::ReferenceWrapper<const std::string> ref_wrapper1 =
- ByRef(s1);
- // Copies ref_wrapper1 to ref_wrapper.
- ref_wrapper = ref_wrapper1;
- const std::string& r3 = ref_wrapper;
- EXPECT_EQ(&s1, &r3);
-}
-
-// Tests using ByRef() on a const value.
-TEST(ByRefTest, ConstValue) {
- const int n = 0;
- // int& ref = ByRef(n); // This shouldn't compile - we have a
- // negative compilation test to catch it.
- const int& const_ref = ByRef(n);
- EXPECT_EQ(&n, &const_ref);
-}
-
-// Tests using ByRef() on a non-const value.
-TEST(ByRefTest, NonConstValue) {
- int n = 0;
-
- // ByRef(n) can be used as either an int&,
- int& ref = ByRef(n);
- EXPECT_EQ(&n, &ref);
-
- // or a const int&.
- const int& const_ref = ByRef(n);
- EXPECT_EQ(&n, &const_ref);
-}
-
-// Tests explicitly specifying the type when using ByRef().
-TEST(ByRefTest, ExplicitType) {
- int n = 0;
- const int& r1 = ByRef<const int>(n);
- EXPECT_EQ(&n, &r1);
-
- // ByRef<char>(n); // This shouldn't compile - we have a negative
- // compilation test to catch it.
-
- Derived d;
- Derived& r2 = ByRef<Derived>(d);
- EXPECT_EQ(&d, &r2);
-
- const Derived& r3 = ByRef<const Derived>(d);
- EXPECT_EQ(&d, &r3);
-
- Base& r4 = ByRef<Base>(d);
- EXPECT_EQ(&d, &r4);
-
- const Base& r5 = ByRef<const Base>(d);
- EXPECT_EQ(&d, &r5);
-
- // The following shouldn't compile - we have a negative compilation
- // test for it.
- //
- // Base b;
- // ByRef<Derived>(b);
-}
-
-// Tests that Google Mock prints expression ByRef(x) as a reference to x.
-TEST(ByRefTest, PrintsCorrectly) {
- int n = 42;
- ::std::stringstream expected, actual;
- testing::internal::UniversalPrinter<const int&>::Print(n, &expected);
- testing::internal::UniversalPrint(ByRef(n), &actual);
- EXPECT_EQ(expected.str(), actual.str());
-}
-
-#if GTEST_HAS_STD_UNIQUE_PTR_
-
-std::unique_ptr<int> UniquePtrSource() {
- return std::unique_ptr<int>(new int(19));
-}
-
-std::vector<std::unique_ptr<int>> VectorUniquePtrSource() {
- std::vector<std::unique_ptr<int>> out;
- out.emplace_back(new int(7));
- return out;
-}
-
-TEST(MockMethodTest, CanReturnMoveOnlyValue_Return) {
- MockClass mock;
- std::unique_ptr<int> i(new int(19));
- EXPECT_CALL(mock, MakeUnique()).WillOnce(Return(ByMove(std::move(i))));
- EXPECT_CALL(mock, MakeVectorUnique())
- .WillOnce(Return(ByMove(VectorUniquePtrSource())));
- Derived* d = new Derived;
- EXPECT_CALL(mock, MakeUniqueBase())
- .WillOnce(Return(ByMove(std::unique_ptr<Derived>(d))));
-
- std::unique_ptr<int> result1 = mock.MakeUnique();
- EXPECT_EQ(19, *result1);
-
- std::vector<std::unique_ptr<int>> vresult = mock.MakeVectorUnique();
- EXPECT_EQ(1u, vresult.size());
- EXPECT_NE(nullptr, vresult[0]);
- EXPECT_EQ(7, *vresult[0]);
-
- std::unique_ptr<Base> result2 = mock.MakeUniqueBase();
- EXPECT_EQ(d, result2.get());
-}
-
-TEST(MockMethodTest, CanReturnMoveOnlyValue_DoAllReturn) {
- testing::MockFunction<void()> mock_function;
- MockClass mock;
- std::unique_ptr<int> i(new int(19));
- EXPECT_CALL(mock_function, Call());
- EXPECT_CALL(mock, MakeUnique()).WillOnce(DoAll(
- InvokeWithoutArgs(&mock_function, &testing::MockFunction<void()>::Call),
- Return(ByMove(std::move(i)))));
-
- std::unique_ptr<int> result1 = mock.MakeUnique();
- EXPECT_EQ(19, *result1);
-}
-
-TEST(MockMethodTest, CanReturnMoveOnlyValue_Invoke) {
- MockClass mock;
-
- // Check default value
- DefaultValue<std::unique_ptr<int>>::SetFactory([] {
- return std::unique_ptr<int>(new int(42));
- });
- EXPECT_EQ(42, *mock.MakeUnique());
-
- EXPECT_CALL(mock, MakeUnique()).WillRepeatedly(Invoke(UniquePtrSource));
- EXPECT_CALL(mock, MakeVectorUnique())
- .WillRepeatedly(Invoke(VectorUniquePtrSource));
- std::unique_ptr<int> result1 = mock.MakeUnique();
- EXPECT_EQ(19, *result1);
- std::unique_ptr<int> result2 = mock.MakeUnique();
- EXPECT_EQ(19, *result2);
- EXPECT_NE(result1, result2);
-
- std::vector<std::unique_ptr<int>> vresult = mock.MakeVectorUnique();
- EXPECT_EQ(1u, vresult.size());
- EXPECT_NE(nullptr, vresult[0]);
- EXPECT_EQ(7, *vresult[0]);
-}
-
-#endif // GTEST_HAS_STD_UNIQUE_PTR_
-
-} // Unnamed namespace
projects / ceph.git / blobdiff