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Diffstat (limited to 'googlemock/test/gmock-generated-actions_test.cc')
| -rw-r--r-- | googlemock/test/gmock-generated-actions_test.cc | 1036 |
1 files changed, 0 insertions, 1036 deletions
diff --git a/googlemock/test/gmock-generated-actions_test.cc b/googlemock/test/gmock-generated-actions_test.cc deleted file mode 100644 index 6490616..0000000 --- a/googlemock/test/gmock-generated-actions_test.cc +++ /dev/null @@ -1,1036 +0,0 @@ -// 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. - - -// Google Mock - a framework for writing C++ mock classes. -// -// This file tests the built-in actions generated by a script. - -#include "gmock/gmock-generated-actions.h" - -#include <functional> -#include <memory> -#include <sstream> -#include <string> -#include "gmock/gmock.h" -#include "gtest/gtest.h" - -namespace testing { -namespace gmock_generated_actions_test { - -using ::std::plus; -using ::std::string; -using testing::_; -using testing::Action; -using testing::ActionInterface; -using testing::ByRef; -using testing::DoAll; -using testing::Invoke; -using testing::Return; -using testing::SetArgPointee; -using testing::StaticAssertTypeEq; -using testing::Unused; - -// For suppressing compiler warnings on conversion possibly losing precision. -inline short Short(short n) { return n; } // NOLINT -inline char Char(char ch) { return ch; } - -// Sample functions and functors for testing various actions. -int Nullary() { return 1; } - -bool g_done = false; - -bool ByConstRef(const std::string& s) { return s == "Hi"; } - -const double g_double = 0; -bool ReferencesGlobalDouble(const double& x) { return &x == &g_double; } - -struct UnaryFunctor { - int operator()(bool x) { return x ? 1 : -1; } -}; - -const char* Binary(const char* input, short n) { return input + n; } // NOLINT - -int SumOf5(int a, int b, int c, int d, int e) { return a + b + c + d + e; } - -struct SumOf5Functor { - int operator()(int a, int b, int c, int d, int e) { - return a + b + c + d + e; - } -}; - -std::string Concat5(const char* s1, const char* s2, const char* s3, - const char* s4, const char* s5) { - return std::string(s1) + s2 + s3 + s4 + s5; -} - -int SumOf6(int a, int b, int c, int d, int e, int f) { - return a + b + c + d + e + f; -} - -struct SumOf6Functor { - int operator()(int a, int b, int c, int d, int e, int f) { - return a + b + c + d + e + f; - } -}; - -std::string Concat6(const char* s1, const char* s2, const char* s3, - const char* s4, const char* s5, const char* s6) { - return std::string(s1) + s2 + s3 + s4 + s5 + s6; -} - -std::string Concat7(const char* s1, const char* s2, const char* s3, - const char* s4, const char* s5, const char* s6, - const char* s7) { - return std::string(s1) + s2 + s3 + s4 + s5 + s6 + s7; -} - -std::string Concat8(const char* s1, const char* s2, const char* s3, - const char* s4, const char* s5, const char* s6, - const char* s7, const char* s8) { - return std::string(s1) + s2 + s3 + s4 + s5 + s6 + s7 + s8; -} - -std::string Concat9(const char* s1, const char* s2, const char* s3, - const char* s4, const char* s5, const char* s6, - const char* s7, const char* s8, const char* s9) { - return std::string(s1) + s2 + s3 + s4 + s5 + s6 + s7 + s8 + s9; -} - -std::string Concat10(const char* s1, const char* s2, const char* s3, - const char* s4, const char* s5, const char* s6, - const char* s7, const char* s8, const char* s9, - const char* s10) { - return std::string(s1) + s2 + s3 + s4 + s5 + s6 + s7 + s8 + s9 + s10; -} - -// A helper that turns the type of a C-string literal from const -// char[N] to const char*. -inline const char* CharPtr(const char* s) { return s; } - -// Tests InvokeArgument<N>(...). - -// Tests using InvokeArgument with a nullary function. -TEST(InvokeArgumentTest, Function0) { - Action<int(int, int(*)())> a = InvokeArgument<1>(); // NOLINT - EXPECT_EQ(1, a.Perform(std::make_tuple(2, &Nullary))); -} - -// Tests using InvokeArgument with a unary function. -TEST(InvokeArgumentTest, Functor1) { - Action<int(UnaryFunctor)> a = InvokeArgument<0>(true); // NOLINT - EXPECT_EQ(1, a.Perform(std::make_tuple(UnaryFunctor()))); -} - -// Tests using InvokeArgument with a 5-ary function. -TEST(InvokeArgumentTest, Function5) { - Action<int(int(*)(int, int, int, int, int))> a = // NOLINT - InvokeArgument<0>(10000, 2000, 300, 40, 5); - EXPECT_EQ(12345, a.Perform(std::make_tuple(&SumOf5))); -} - -// Tests using InvokeArgument with a 5-ary functor. -TEST(InvokeArgumentTest, Functor5) { - Action<int(SumOf5Functor)> a = // NOLINT - InvokeArgument<0>(10000, 2000, 300, 40, 5); - EXPECT_EQ(12345, a.Perform(std::make_tuple(SumOf5Functor()))); -} - -// Tests using InvokeArgument with a 6-ary function. -TEST(InvokeArgumentTest, Function6) { - Action<int(int(*)(int, int, int, int, int, int))> a = // NOLINT - InvokeArgument<0>(100000, 20000, 3000, 400, 50, 6); - EXPECT_EQ(123456, a.Perform(std::make_tuple(&SumOf6))); -} - -// Tests using InvokeArgument with a 6-ary functor. -TEST(InvokeArgumentTest, Functor6) { - Action<int(SumOf6Functor)> a = // NOLINT - InvokeArgument<0>(100000, 20000, 3000, 400, 50, 6); - EXPECT_EQ(123456, a.Perform(std::make_tuple(SumOf6Functor()))); -} - -// Tests using InvokeArgument with a 7-ary function. -TEST(InvokeArgumentTest, Function7) { - Action<std::string(std::string(*)(const char*, const char*, const char*, - const char*, const char*, const char*, - const char*))> - a = InvokeArgument<0>("1", "2", "3", "4", "5", "6", "7"); - EXPECT_EQ("1234567", a.Perform(std::make_tuple(&Concat7))); -} - -// Tests using InvokeArgument with a 8-ary function. -TEST(InvokeArgumentTest, Function8) { - Action<std::string(std::string(*)(const char*, const char*, const char*, - const char*, const char*, const char*, - const char*, const char*))> - a = InvokeArgument<0>("1", "2", "3", "4", "5", "6", "7", "8"); - EXPECT_EQ("12345678", a.Perform(std::make_tuple(&Concat8))); -} - -// Tests using InvokeArgument with a 9-ary function. -TEST(InvokeArgumentTest, Function9) { - Action<std::string(std::string(*)(const char*, const char*, const char*, - const char*, const char*, const char*, - const char*, const char*, const char*))> - a = InvokeArgument<0>("1", "2", "3", "4", "5", "6", "7", "8", "9"); - EXPECT_EQ("123456789", a.Perform(std::make_tuple(&Concat9))); -} - -// Tests using InvokeArgument with a 10-ary function. -TEST(InvokeArgumentTest, Function10) { - Action<std::string(std::string(*)( - const char*, const char*, const char*, const char*, const char*, - const char*, const char*, const char*, const char*, const char*))> - a = InvokeArgument<0>("1", "2", "3", "4", "5", "6", "7", "8", "9", "0"); - EXPECT_EQ("1234567890", a.Perform(std::make_tuple(&Concat10))); -} - -// Tests using InvokeArgument with a function that takes a pointer argument. -TEST(InvokeArgumentTest, ByPointerFunction) { - Action<const char*(const char*(*)(const char* input, short n))> a = // NOLINT - InvokeArgument<0>(static_cast<const char*>("Hi"), Short(1)); - EXPECT_STREQ("i", a.Perform(std::make_tuple(&Binary))); -} - -// Tests using InvokeArgument with a function that takes a const char* -// by passing it a C-string literal. -TEST(InvokeArgumentTest, FunctionWithCStringLiteral) { - Action<const char*(const char*(*)(const char* input, short n))> a = // NOLINT - InvokeArgument<0>("Hi", Short(1)); - EXPECT_STREQ("i", a.Perform(std::make_tuple(&Binary))); -} - -// Tests using InvokeArgument with a function that takes a const reference. -TEST(InvokeArgumentTest, ByConstReferenceFunction) { - Action<bool(bool (*function)(const std::string& s))> a = // NOLINT - InvokeArgument<0>(std::string("Hi")); - // When action 'a' is constructed, it makes a copy of the temporary - // string object passed to it, so it's OK to use 'a' later, when the - // temporary object has already died. - EXPECT_TRUE(a.Perform(std::make_tuple(&ByConstRef))); -} - -// Tests using InvokeArgument with ByRef() and a function that takes a -// const reference. -TEST(InvokeArgumentTest, ByExplicitConstReferenceFunction) { - Action<bool(bool(*)(const double& x))> a = // NOLINT - InvokeArgument<0>(ByRef(g_double)); - // The above line calls ByRef() on a const value. - EXPECT_TRUE(a.Perform(std::make_tuple(&ReferencesGlobalDouble))); - - double x = 0; - a = InvokeArgument<0>(ByRef(x)); // This calls ByRef() on a non-const. - EXPECT_FALSE(a.Perform(std::make_tuple(&ReferencesGlobalDouble))); -} - -// Tests DoAll(a1, a2). -TEST(DoAllTest, TwoActions) { - int n = 0; - Action<int(int*)> a = DoAll(SetArgPointee<0>(1), // NOLINT - Return(2)); - EXPECT_EQ(2, a.Perform(std::make_tuple(&n))); - EXPECT_EQ(1, n); -} - -// Tests DoAll(a1, a2, a3). -TEST(DoAllTest, ThreeActions) { - int m = 0, n = 0; - Action<int(int*, int*)> a = DoAll(SetArgPointee<0>(1), // NOLINT - SetArgPointee<1>(2), - Return(3)); - EXPECT_EQ(3, a.Perform(std::make_tuple(&m, &n))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); -} - -// Tests DoAll(a1, a2, a3, a4). -TEST(DoAllTest, FourActions) { - int m = 0, n = 0; - char ch = '\0'; - Action<int(int*, int*, char*)> a = // NOLINT - DoAll(SetArgPointee<0>(1), - SetArgPointee<1>(2), - SetArgPointee<2>('a'), - Return(3)); - EXPECT_EQ(3, a.Perform(std::make_tuple(&m, &n, &ch))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); - EXPECT_EQ('a', ch); -} - -// Tests DoAll(a1, a2, a3, a4, a5). -TEST(DoAllTest, FiveActions) { - int m = 0, n = 0; - char a = '\0', b = '\0'; - Action<int(int*, int*, char*, char*)> action = // NOLINT - DoAll(SetArgPointee<0>(1), - SetArgPointee<1>(2), - SetArgPointee<2>('a'), - SetArgPointee<3>('b'), - Return(3)); - EXPECT_EQ(3, action.Perform(std::make_tuple(&m, &n, &a, &b))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); - EXPECT_EQ('a', a); - EXPECT_EQ('b', b); -} - -// Tests DoAll(a1, a2, ..., a6). -TEST(DoAllTest, SixActions) { - int m = 0, n = 0; - char a = '\0', b = '\0', c = '\0'; - Action<int(int*, int*, char*, char*, char*)> action = // NOLINT - DoAll(SetArgPointee<0>(1), - SetArgPointee<1>(2), - SetArgPointee<2>('a'), - SetArgPointee<3>('b'), - SetArgPointee<4>('c'), - Return(3)); - EXPECT_EQ(3, action.Perform(std::make_tuple(&m, &n, &a, &b, &c))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); - EXPECT_EQ('a', a); - EXPECT_EQ('b', b); - EXPECT_EQ('c', c); -} - -// Tests DoAll(a1, a2, ..., a7). -TEST(DoAllTest, SevenActions) { - int m = 0, n = 0; - char a = '\0', b = '\0', c = '\0', d = '\0'; - Action<int(int*, int*, char*, char*, char*, char*)> action = // NOLINT - DoAll(SetArgPointee<0>(1), - SetArgPointee<1>(2), - SetArgPointee<2>('a'), - SetArgPointee<3>('b'), - SetArgPointee<4>('c'), - SetArgPointee<5>('d'), - Return(3)); - EXPECT_EQ(3, action.Perform(std::make_tuple(&m, &n, &a, &b, &c, &d))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); - EXPECT_EQ('a', a); - EXPECT_EQ('b', b); - EXPECT_EQ('c', c); - EXPECT_EQ('d', d); -} - -// Tests DoAll(a1, a2, ..., a8). -TEST(DoAllTest, EightActions) { - int m = 0, n = 0; - char a = '\0', b = '\0', c = '\0', d = '\0', e = '\0'; - Action<int(int*, int*, char*, char*, char*, char*, // NOLINT - char*)> action = - DoAll(SetArgPointee<0>(1), - SetArgPointee<1>(2), - SetArgPointee<2>('a'), - SetArgPointee<3>('b'), - SetArgPointee<4>('c'), - SetArgPointee<5>('d'), - SetArgPointee<6>('e'), - Return(3)); - EXPECT_EQ(3, action.Perform(std::make_tuple(&m, &n, &a, &b, &c, &d, &e))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); - EXPECT_EQ('a', a); - EXPECT_EQ('b', b); - EXPECT_EQ('c', c); - EXPECT_EQ('d', d); - EXPECT_EQ('e', e); -} - -// Tests DoAll(a1, a2, ..., a9). -TEST(DoAllTest, NineActions) { - int m = 0, n = 0; - char a = '\0', b = '\0', c = '\0', d = '\0', e = '\0', f = '\0'; - Action<int(int*, int*, char*, char*, char*, char*, // NOLINT - char*, char*)> action = - DoAll(SetArgPointee<0>(1), - SetArgPointee<1>(2), - SetArgPointee<2>('a'), - SetArgPointee<3>('b'), - SetArgPointee<4>('c'), - SetArgPointee<5>('d'), - SetArgPointee<6>('e'), - SetArgPointee<7>('f'), - Return(3)); - EXPECT_EQ(3, action.Perform(std::make_tuple(&m, &n, &a, &b, &c, &d, &e, &f))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); - EXPECT_EQ('a', a); - EXPECT_EQ('b', b); - EXPECT_EQ('c', c); - EXPECT_EQ('d', d); - EXPECT_EQ('e', e); - EXPECT_EQ('f', f); -} - -// Tests DoAll(a1, a2, ..., a10). -TEST(DoAllTest, TenActions) { - int m = 0, n = 0; - char a = '\0', b = '\0', c = '\0', d = '\0'; - char e = '\0', f = '\0', g = '\0'; - Action<int(int*, int*, char*, char*, char*, char*, // NOLINT - char*, char*, char*)> action = - DoAll(SetArgPointee<0>(1), - SetArgPointee<1>(2), - SetArgPointee<2>('a'), - SetArgPointee<3>('b'), - SetArgPointee<4>('c'), - SetArgPointee<5>('d'), - SetArgPointee<6>('e'), - SetArgPointee<7>('f'), - SetArgPointee<8>('g'), - Return(3)); - EXPECT_EQ( - 3, action.Perform(std::make_tuple(&m, &n, &a, &b, &c, &d, &e, &f, &g))); - EXPECT_EQ(1, m); - EXPECT_EQ(2, n); - EXPECT_EQ('a', a); - EXPECT_EQ('b', b); - EXPECT_EQ('c', c); - EXPECT_EQ('d', d); - EXPECT_EQ('e', e); - EXPECT_EQ('f', f); - EXPECT_EQ('g', g); -} - -TEST(DoAllTest, NoArgs) { - bool ran_first = false; - Action<bool()> a = - DoAll([&] { ran_first = true; }, [&] { return ran_first; }); - EXPECT_TRUE(a.Perform({})); -} - -TEST(DoAllTest, MoveOnlyArgs) { - bool ran_first = false; - Action<int(std::unique_ptr<int>)> a = - DoAll(InvokeWithoutArgs([&] { ran_first = true; }), - [](std::unique_ptr<int> p) { return *p; }); - EXPECT_EQ(7, a.Perform(std::make_tuple(std::unique_ptr<int>(new int(7))))); - EXPECT_TRUE(ran_first); -} - -TEST(DoAllTest, ImplicitlyConvertsActionArguments) { - bool ran_first = false; - // Action<void(std::vector<int>)> isn't an - // Action<void(const std::vector<int>&) but can be converted. - Action<void(std::vector<int>)> first = [&] { ran_first = true; }; - Action<int(std::vector<int>)> a = - DoAll(first, [](std::vector<int> arg) { return arg.front(); }); - EXPECT_EQ(7, a.Perform(std::make_tuple(std::vector<int>{7}))); - EXPECT_TRUE(ran_first); -} - -// The ACTION*() macros trigger warning C4100 (unreferenced formal -// parameter) in MSVC with -W4. Unfortunately they cannot be fixed in -// the macro definition, as the warnings are generated when the macro -// is expanded and macro expansion cannot contain #pragma. Therefore -// we suppress them here. -// Also suppress C4503 decorated name length exceeded, name was truncated -#ifdef _MSC_VER -# pragma warning(push) -# pragma warning(disable:4100) -# pragma warning(disable:4503) -#endif -// Tests the ACTION*() macro family. - -// Tests that ACTION() can define an action that doesn't reference the -// mock function arguments. -ACTION(Return5) { return 5; } - -TEST(ActionMacroTest, WorksWhenNotReferencingArguments) { - Action<double()> a1 = Return5(); - EXPECT_DOUBLE_EQ(5, a1.Perform(std::make_tuple())); - - Action<int(double, bool)> a2 = Return5(); - EXPECT_EQ(5, a2.Perform(std::make_tuple(1, true))); -} - -// Tests that ACTION() can define an action that returns void. -ACTION(IncrementArg1) { (*arg1)++; } - -TEST(ActionMacroTest, WorksWhenReturningVoid) { - Action<void(int, int*)> a1 = IncrementArg1(); - int n = 0; - a1.Perform(std::make_tuple(5, &n)); - EXPECT_EQ(1, n); -} - -// Tests that the body of ACTION() can reference the type of the -// argument. -ACTION(IncrementArg2) { - StaticAssertTypeEq<int*, arg2_type>(); - arg2_type temp = arg2; - (*temp)++; -} - -TEST(ActionMacroTest, CanReferenceArgumentType) { - Action<void(int, bool, int*)> a1 = IncrementArg2(); - int n = 0; - a1.Perform(std::make_tuple(5, false, &n)); - EXPECT_EQ(1, n); -} - -// Tests that the body of ACTION() can reference the argument tuple -// via args_type and args. -ACTION(Sum2) { - StaticAssertTypeEq<std::tuple<int, char, int*>, args_type>(); - args_type args_copy = args; - return std::get<0>(args_copy) + std::get<1>(args_copy); -} - -TEST(ActionMacroTest, CanReferenceArgumentTuple) { - Action<int(int, char, int*)> a1 = Sum2(); - int dummy = 0; - EXPECT_EQ(11, a1.Perform(std::make_tuple(5, Char(6), &dummy))); -} - -// Tests that the body of ACTION() can reference the mock function -// type. -int Dummy(bool flag) { return flag? 1 : 0; } - -ACTION(InvokeDummy) { - StaticAssertTypeEq<int(bool), function_type>(); - function_type* fp = &Dummy; - return (*fp)(true); -} - -TEST(ActionMacroTest, CanReferenceMockFunctionType) { - Action<int(bool)> a1 = InvokeDummy(); - EXPECT_EQ(1, a1.Perform(std::make_tuple(true))); - EXPECT_EQ(1, a1.Perform(std::make_tuple(false))); -} - -// Tests that the body of ACTION() can reference the mock function's -// return type. -ACTION(InvokeDummy2) { - StaticAssertTypeEq<int, return_type>(); - return_type result = Dummy(true); - return result; -} - -TEST(ActionMacroTest, CanReferenceMockFunctionReturnType) { - Action<int(bool)> a1 = InvokeDummy2(); - EXPECT_EQ(1, a1.Perform(std::make_tuple(true))); - EXPECT_EQ(1, a1.Perform(std::make_tuple(false))); -} - -// Tests that ACTION() works for arguments passed by const reference. -ACTION(ReturnAddrOfConstBoolReferenceArg) { - StaticAssertTypeEq<const bool&, arg1_type>(); - return &arg1; -} - -TEST(ActionMacroTest, WorksForConstReferenceArg) { - Action<const bool*(int, const bool&)> a = ReturnAddrOfConstBoolReferenceArg(); - const bool b = false; - EXPECT_EQ(&b, a.Perform(std::tuple<int, const bool&>(0, b))); -} - -// Tests that ACTION() works for arguments passed by non-const reference. -ACTION(ReturnAddrOfIntReferenceArg) { - StaticAssertTypeEq<int&, arg0_type>(); - return &arg0; -} - -TEST(ActionMacroTest, WorksForNonConstReferenceArg) { - Action<int*(int&, bool, int)> a = ReturnAddrOfIntReferenceArg(); - int n = 0; - EXPECT_EQ(&n, a.Perform(std::tuple<int&, bool, int>(n, true, 1))); -} - -// Tests that ACTION() can be used in a namespace. -namespace action_test { -ACTION(Sum) { return arg0 + arg1; } -} // namespace action_test - -TEST(ActionMacroTest, WorksInNamespace) { - Action<int(int, int)> a1 = action_test::Sum(); - EXPECT_EQ(3, a1.Perform(std::make_tuple(1, 2))); -} - -// Tests that the same ACTION definition works for mock functions with -// different argument numbers. -ACTION(PlusTwo) { return arg0 + 2; } - -TEST(ActionMacroTest, WorksForDifferentArgumentNumbers) { - Action<int(int)> a1 = PlusTwo(); - EXPECT_EQ(4, a1.Perform(std::make_tuple(2))); - - Action<double(float, void*)> a2 = PlusTwo(); - int dummy; - EXPECT_DOUBLE_EQ(6, a2.Perform(std::make_tuple(4.0f, &dummy))); -} - -// Tests that ACTION_P can define a parameterized action. -ACTION_P(Plus, n) { return arg0 + n; } - -TEST(ActionPMacroTest, DefinesParameterizedAction) { - Action<int(int m, bool t)> a1 = Plus(9); - EXPECT_EQ(10, a1.Perform(std::make_tuple(1, true))); -} - -// Tests that the body of ACTION_P can reference the argument types -// and the parameter type. -ACTION_P(TypedPlus, n) { - arg0_type t1 = arg0; - n_type t2 = n; - return t1 + t2; -} - -TEST(ActionPMacroTest, CanReferenceArgumentAndParameterTypes) { - Action<int(char m, bool t)> a1 = TypedPlus(9); - EXPECT_EQ(10, a1.Perform(std::make_tuple(Char(1), true))); -} - -// Tests that a parameterized action can be used in any mock function -// whose type is compatible. -TEST(ActionPMacroTest, WorksInCompatibleMockFunction) { - Action<std::string(const std::string& s)> a1 = Plus("tail"); - const std::string re = "re"; - std::tuple<const std::string> dummy = std::make_tuple(re); - EXPECT_EQ("retail", a1.Perform(dummy)); -} - -// Tests that we can use ACTION*() to define actions overloaded on the -// number of parameters. - -ACTION(OverloadedAction) { return arg0 ? arg1 : "hello"; } - -ACTION_P(OverloadedAction, default_value) { - return arg0 ? arg1 : default_value; -} - -ACTION_P2(OverloadedAction, true_value, false_value) { - return arg0 ? true_value : false_value; -} - -TEST(ActionMacroTest, CanDefineOverloadedActions) { - typedef Action<const char*(bool, const char*)> MyAction; - - const MyAction a1 = OverloadedAction(); - EXPECT_STREQ("hello", a1.Perform(std::make_tuple(false, CharPtr("world")))); - EXPECT_STREQ("world", a1.Perform(std::make_tuple(true, CharPtr("world")))); - - const MyAction a2 = OverloadedAction("hi"); - EXPECT_STREQ("hi", a2.Perform(std::make_tuple(false, CharPtr("world")))); - EXPECT_STREQ("world", a2.Perform(std::make_tuple(true, CharPtr("world")))); - - const MyAction a3 = OverloadedAction("hi", "you"); - EXPECT_STREQ("hi", a3.Perform(std::make_tuple(true, CharPtr("world")))); - EXPECT_STREQ("you", a3.Perform(std::make_tuple(false, CharPtr("world")))); -} - -// Tests ACTION_Pn where n >= 3. - -ACTION_P3(Plus, m, n, k) { return arg0 + m + n + k; } - -TEST(ActionPnMacroTest, WorksFor3Parameters) { - Action<double(int m, bool t)> a1 = Plus(100, 20, 3.4); - EXPECT_DOUBLE_EQ(3123.4, a1.Perform(std::make_tuple(3000, true))); - - Action<std::string(const std::string& s)> a2 = Plus("tail", "-", ">"); - const std::string re = "re"; - std::tuple<const std::string> dummy = std::make_tuple(re); - EXPECT_EQ("retail->", a2.Perform(dummy)); -} - -ACTION_P4(Plus, p0, p1, p2, p3) { return arg0 + p0 + p1 + p2 + p3; } - -TEST(ActionPnMacroTest, WorksFor4Parameters) { - Action<int(int)> a1 = Plus(1, 2, 3, 4); - EXPECT_EQ(10 + 1 + 2 + 3 + 4, a1.Perform(std::make_tuple(10))); -} - -ACTION_P5(Plus, p0, p1, p2, p3, p4) { return arg0 + p0 + p1 + p2 + p3 + p4; } - -TEST(ActionPnMacroTest, WorksFor5Parameters) { - Action<int(int)> a1 = Plus(1, 2, 3, 4, 5); - EXPECT_EQ(10 + 1 + 2 + 3 + 4 + 5, a1.Perform(std::make_tuple(10))); -} - -ACTION_P6(Plus, p0, p1, p2, p3, p4, p5) { - return arg0 + p0 + p1 + p2 + p3 + p4 + p5; -} - -TEST(ActionPnMacroTest, WorksFor6Parameters) { - Action<int(int)> a1 = Plus(1, 2, 3, 4, 5, 6); - EXPECT_EQ(10 + 1 + 2 + 3 + 4 + 5 + 6, a1.Perform(std::make_tuple(10))); -} - -ACTION_P7(Plus, p0, p1, p2, p3, p4, p5, p6) { - return arg0 + p0 + p1 + p2 + p3 + p4 + p5 + p6; -} - -TEST(ActionPnMacroTest, WorksFor7Parameters) { - Action<int(int)> a1 = Plus(1, 2, 3, 4, 5, 6, 7); - EXPECT_EQ(10 + 1 + 2 + 3 + 4 + 5 + 6 + 7, a1.Perform(std::make_tuple(10))); -} - -ACTION_P8(Plus, p0, p1, p2, p3, p4, p5, p6, p7) { - return arg0 + p0 + p1 + p2 + p3 + p4 + p5 + p6 + p7; -} - -TEST(ActionPnMacroTest, WorksFor8Parameters) { - Action<int(int)> a1 = Plus(1, 2, 3, 4, 5, 6, 7, 8); - EXPECT_EQ(10 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8, - a1.Perform(std::make_tuple(10))); -} - -ACTION_P9(Plus, p0, p1, p2, p3, p4, p5, p6, p7, p8) { - return arg0 + p0 + p1 + p2 + p3 + p4 + p5 + p6 + p7 + p8; -} - -TEST(ActionPnMacroTest, WorksFor9Parameters) { - Action<int(int)> a1 = Plus(1, 2, 3, 4, 5, 6, 7, 8, 9); - EXPECT_EQ(10 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9, - a1.Perform(std::make_tuple(10))); -} - -ACTION_P10(Plus, p0, p1, p2, p3, p4, p5, p6, p7, p8, last_param) { - arg0_type t0 = arg0; - last_param_type t9 = last_param; - return t0 + p0 + p1 + p2 + p3 + p4 + p5 + p6 + p7 + p8 + t9; -} - -TEST(ActionPnMacroTest, WorksFor10Parameters) { - Action<int(int)> a1 = Plus(1, 2, 3, 4, 5, 6, 7, 8, 9, 10); - EXPECT_EQ(10 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10, - a1.Perform(std::make_tuple(10))); -} - -// Tests that the action body can promote the parameter types. - -ACTION_P2(PadArgument, prefix, suffix) { - // The following lines promote the two parameters to desired types. - std::string prefix_str(prefix); - char suffix_char = static_cast<char>(suffix); - return prefix_str + arg0 + suffix_char; -} - -TEST(ActionPnMacroTest, SimpleTypePromotion) { - Action<std::string(const char*)> no_promo = - PadArgument(std::string("foo"), 'r'); - Action<std::string(const char*)> promo = - PadArgument("foo", static_cast<int>('r')); - EXPECT_EQ("foobar", no_promo.Perform(std::make_tuple(CharPtr("ba")))); - EXPECT_EQ("foobar", promo.Perform(std::make_tuple(CharPtr("ba")))); -} - -// Tests that we can partially restrict parameter types using a -// straight-forward pattern. - -// Defines a generic action that doesn't restrict the types of its -// parameters. -ACTION_P3(ConcatImpl, a, b, c) { - std::stringstream ss; - ss << a << b << c; - return ss.str(); -} - -// Next, we try to restrict that either the first parameter is a -// string, or the second parameter is an int. - -// Defines a partially specialized wrapper that restricts the first -// parameter to std::string. -template <typename T1, typename T2> -// ConcatImplActionP3 is the class template ACTION_P3 uses to -// implement ConcatImpl. We shouldn't change the name as this -// pattern requires the user to use it directly. -ConcatImplActionP3<std::string, T1, T2> -Concat(const std::string& a, T1 b, T2 c) { - GTEST_INTENTIONAL_CONST_COND_PUSH_() - if (true) { - GTEST_INTENTIONAL_CONST_COND_POP_() - // This branch verifies that ConcatImpl() can be invoked without - // explicit template arguments. - return ConcatImpl(a, b, c); - } else { - // This branch verifies that ConcatImpl() can also be invoked with - // explicit template arguments. It doesn't really need to be - // executed as this is a compile-time verification. - return ConcatImpl<std::string, T1, T2>(a, b, c); - } -} - -// Defines another partially specialized wrapper that restricts the -// second parameter to int. -template <typename T1, typename T2> -ConcatImplActionP3<T1, int, T2> -Concat(T1 a, int b, T2 c) { - return ConcatImpl(a, b, c); -} - -TEST(ActionPnMacroTest, CanPartiallyRestrictParameterTypes) { - Action<const std::string()> a1 = Concat("Hello", "1", 2); - EXPECT_EQ("Hello12", a1.Perform(std::make_tuple())); - - a1 = Concat(1, 2, 3); - EXPECT_EQ("123", a1.Perform(std::make_tuple())); -} - -// Verifies the type of an ACTION*. - -ACTION(DoFoo) {} -ACTION_P(DoFoo, p) {} -ACTION_P2(DoFoo, p0, p1) {} - -TEST(ActionPnMacroTest, TypesAreCorrect) { - // DoFoo() must be assignable to a DoFooAction variable. - DoFooAction a0 = DoFoo(); - - // DoFoo(1) must be assignable to a DoFooActionP variable. - DoFooActionP<int> a1 = DoFoo(1); - - // DoFoo(p1, ..., pk) must be assignable to a DoFooActionPk - // variable, and so on. - DoFooActionP2<int, char> a2 = DoFoo(1, '2'); - PlusActionP3<int, int, char> a3 = Plus(1, 2, '3'); - PlusActionP4<int, int, int, char> a4 = Plus(1, 2, 3, '4'); - PlusActionP5<int, int, int, int, char> a5 = Plus(1, 2, 3, 4, '5'); - PlusActionP6<int, int, int, int, int, char> a6 = Plus(1, 2, 3, 4, 5, '6'); - PlusActionP7<int, int, int, int, int, int, char> a7 = - Plus(1, 2, 3, 4, 5, 6, '7'); - PlusActionP8<int, int, int, int, int, int, int, char> a8 = - Plus(1, 2, 3, 4, 5, 6, 7, '8'); - PlusActionP9<int, int, int, int, int, int, int, int, char> a9 = - Plus(1, 2, 3, 4, 5, 6, 7, 8, '9'); - PlusActionP10<int, int, int, int, int, int, int, int, int, char> a10 = - Plus(1, 2, 3, 4, 5, 6, 7, 8, 9, '0'); - - // Avoid "unused variable" warnings. - (void)a0; - (void)a1; - (void)a2; - (void)a3; - (void)a4; - (void)a5; - (void)a6; - (void)a7; - (void)a8; - (void)a9; - (void)a10; -} - -// Tests that an ACTION_P*() action can be explicitly instantiated -// with reference-typed parameters. - -ACTION_P(Plus1, x) { return x; } -ACTION_P2(Plus2, x, y) { return x + y; } -ACTION_P3(Plus3, x, y, z) { return x + y + z; } -ACTION_P10(Plus10, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - return a0 + a1 + a2 + a3 + a4 + a5 + a6 + a7 + a8 + a9; -} - -TEST(ActionPnMacroTest, CanExplicitlyInstantiateWithReferenceTypes) { - int x = 1, y = 2, z = 3; - const std::tuple<> empty = std::make_tuple(); - - Action<int()> a = Plus1<int&>(x); - EXPECT_EQ(1, a.Perform(empty)); - - a = Plus2<const int&, int&>(x, y); - EXPECT_EQ(3, a.Perform(empty)); - - a = Plus3<int&, const int&, int&>(x, y, z); - EXPECT_EQ(6, a.Perform(empty)); - - int n[10] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }; - a = Plus10<const int&, int&, const int&, int&, const int&, int&, const int&, - int&, const int&, int&>(n[0], n[1], n[2], n[3], n[4], n[5], n[6], n[7], - n[8], n[9]); - EXPECT_EQ(55, a.Perform(empty)); -} - - -class TenArgConstructorClass { - public: - TenArgConstructorClass(int a1, int a2, int a3, int a4, int a5, - int a6, int a7, int a8, int a9, int a10) - : value_(a1 + a2 + a3 + a4 + a5 + a6 + a7 + a8 + a9 + a10) { - } - int value_; -}; - -// Tests that ACTION_TEMPLATE works when there is no value parameter. -ACTION_TEMPLATE(CreateNew, - HAS_1_TEMPLATE_PARAMS(typename, T), - AND_0_VALUE_PARAMS()) { - return new T; -} - -TEST(ActionTemplateTest, WorksWithoutValueParam) { - const Action<int*()> a = CreateNew<int>(); - int* p = a.Perform(std::make_tuple()); - delete p; -} - -// Tests that ACTION_TEMPLATE works when there are value parameters. -ACTION_TEMPLATE(CreateNew, - HAS_1_TEMPLATE_PARAMS(typename, T), - AND_1_VALUE_PARAMS(a0)) { - return new T(a0); -} - -TEST(ActionTemplateTest, WorksWithValueParams) { - const Action<int*()> a = CreateNew<int>(42); - int* p = a.Perform(std::make_tuple()); - EXPECT_EQ(42, *p); - delete p; -} - -// Tests that ACTION_TEMPLATE works for integral template parameters. -ACTION_TEMPLATE(MyDeleteArg, - HAS_1_TEMPLATE_PARAMS(int, k), - AND_0_VALUE_PARAMS()) { - delete std::get<k>(args); -} - -// Resets a bool variable in the destructor. -class BoolResetter { - public: - explicit BoolResetter(bool* value) : value_(value) {} - ~BoolResetter() { *value_ = false; } - private: - bool* value_; -}; - -TEST(ActionTemplateTest, WorksForIntegralTemplateParams) { - const Action<void(int*, BoolResetter*)> a = MyDeleteArg<1>(); - int n = 0; - bool b = true; - BoolResetter* resetter = new BoolResetter(&b); - a.Perform(std::make_tuple(&n, resetter)); - EXPECT_FALSE(b); // Verifies that resetter is deleted. -} - -// Tests that ACTION_TEMPLATES works for template template parameters. -ACTION_TEMPLATE(ReturnSmartPointer, - HAS_1_TEMPLATE_PARAMS(template <typename Pointee> class, - Pointer), - AND_1_VALUE_PARAMS(pointee)) { - return Pointer<pointee_type>(new pointee_type(pointee)); -} - -TEST(ActionTemplateTest, WorksForTemplateTemplateParameters) { - const Action<std::shared_ptr<int>()> a = - ReturnSmartPointer<std::shared_ptr>(42); - std::shared_ptr<int> p = a.Perform(std::make_tuple()); - EXPECT_EQ(42, *p); -} - -// Tests that ACTION_TEMPLATE works for 10 template parameters. -template <typename T1, typename T2, typename T3, int k4, bool k5, - unsigned int k6, typename T7, typename T8, typename T9> -struct GiantTemplate { - public: - explicit GiantTemplate(int a_value) : value(a_value) {} - int value; -}; - -ACTION_TEMPLATE(ReturnGiant, - HAS_10_TEMPLATE_PARAMS( - typename, T1, - typename, T2, - typename, T3, - int, k4, - bool, k5, - unsigned int, k6, - class, T7, - class, T8, - class, T9, - template <typename T> class, T10), - AND_1_VALUE_PARAMS(value)) { - return GiantTemplate<T10<T1>, T2, T3, k4, k5, k6, T7, T8, T9>(value); -} - -TEST(ActionTemplateTest, WorksFor10TemplateParameters) { - using Giant = GiantTemplate<std::shared_ptr<int>, bool, double, 5, true, 6, - char, unsigned, int>; - const Action<Giant()> a = ReturnGiant<int, bool, double, 5, true, 6, char, - unsigned, int, std::shared_ptr>(42); - Giant giant = a.Perform(std::make_tuple()); - EXPECT_EQ(42, giant.value); -} - -// Tests that ACTION_TEMPLATE works for 10 value parameters. -ACTION_TEMPLATE(ReturnSum, - HAS_1_TEMPLATE_PARAMS(typename, Number), - AND_10_VALUE_PARAMS(v1, v2, v3, v4, v5, v6, v7, v8, v9, v10)) { - return static_cast<Number>(v1) + v2 + v3 + v4 + v5 + v6 + v7 + v8 + v9 + v10; -} - -TEST(ActionTemplateTest, WorksFor10ValueParameters) { - const Action<int()> a = ReturnSum<int>(1, 2, 3, 4, 5, 6, 7, 8, 9, 10); - EXPECT_EQ(55, a.Perform(std::make_tuple())); -} - -// Tests that ACTION_TEMPLATE and ACTION/ACTION_P* can be overloaded -// on the number of value parameters. - -ACTION(ReturnSum) { return 0; } - -ACTION_P(ReturnSum, x) { return x; } - -ACTION_TEMPLATE(ReturnSum, - HAS_1_TEMPLATE_PARAMS(typename, Number), - AND_2_VALUE_PARAMS(v1, v2)) { - return static_cast<Number>(v1) + v2; -} - -ACTION_TEMPLATE(ReturnSum, - HAS_1_TEMPLATE_PARAMS(typename, Number), - AND_3_VALUE_PARAMS(v1, v2, v3)) { - return static_cast<Number>(v1) + v2 + v3; -} - -ACTION_TEMPLATE(ReturnSum, - HAS_2_TEMPLATE_PARAMS(typename, Number, int, k), - AND_4_VALUE_PARAMS(v1, v2, v3, v4)) { - return static_cast<Number>(v1) + v2 + v3 + v4 + k; -} - -TEST(ActionTemplateTest, CanBeOverloadedOnNumberOfValueParameters) { - const Action<int()> a0 = ReturnSum(); - const Action<int()> a1 = ReturnSum(1); - const Action<int()> a2 = ReturnSum<int>(1, 2); - const Action<int()> a3 = ReturnSum<int>(1, 2, 3); - const Action<int()> a4 = ReturnSum<int, 10000>(2000, 300, 40, 5); - EXPECT_EQ(0, a0.Perform(std::make_tuple())); - EXPECT_EQ(1, a1.Perform(std::make_tuple())); - EXPECT_EQ(3, a2.Perform(std::make_tuple())); - EXPECT_EQ(6, a3.Perform(std::make_tuple())); - EXPECT_EQ(12345, a4.Perform(std::make_tuple())); -} - - -} // namespace gmock_generated_actions_test -} // namespace testing |