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author | Abseil Team <absl-team@google.com> | 2018-11-15 20:43:19 (GMT) |
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committer | Gennadiy Civil <misterg@google.com> | 2018-11-20 18:29:12 (GMT) |
commit | aac18185ebb4c88d6df5dd4a40d553abf6b9792d (patch) | |
tree | 54be8bf5405dfdaddf29db24821bbbf205ed10d1 /googlemock/test/gmock-actions_test.cc | |
parent | e46e87bb1f76b17fb50fc98065aa45e2207b94dc (diff) | |
download | googletest-aac18185ebb4c88d6df5dd4a40d553abf6b9792d.zip googletest-aac18185ebb4c88d6df5dd4a40d553abf6b9792d.tar.gz googletest-aac18185ebb4c88d6df5dd4a40d553abf6b9792d.tar.bz2 |
Googletest export
Upgrade WithArgs family of actions to C++11.
PiperOrigin-RevId: 221671690
Diffstat (limited to 'googlemock/test/gmock-actions_test.cc')
-rw-r--r-- | googlemock/test/gmock-actions_test.cc | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/googlemock/test/gmock-actions_test.cc b/googlemock/test/gmock-actions_test.cc index 5b9f3dd..976f56d 100644 --- a/googlemock/test/gmock-actions_test.cc +++ b/googlemock/test/gmock-actions_test.cc @@ -74,6 +74,7 @@ using testing::ReturnRefOfCopy; using testing::SetArgPointee; using testing::SetArgumentPointee; using testing::Unused; +using testing::WithArgs; using testing::_; using testing::internal::BuiltInDefaultValue; using testing::internal::Int64; @@ -926,6 +927,21 @@ class VoidNullaryFunctor { void operator()() { g_done = true; } }; +short Short(short n) { return n; } // NOLINT +char Char(char ch) { return ch; } + +const char* CharPtr(const char* s) { return s; } + +bool Unary(int x) { return x < 0; } + +const char* Binary(const char* input, short n) { return input + n; } // NOLINT + +void VoidBinary(int, char) { g_done = true; } + +int Ternary(int x, char y, short z) { return x + y + z; } // NOLINT + +int SumOf4(int a, int b, int c, int d) { return a + b + c + d; } + class Foo { public: Foo() : value_(123) {} @@ -1035,6 +1051,108 @@ TEST(AssignTest, CompatibleTypes) { EXPECT_DOUBLE_EQ(5, x); } + +// Tests using WithArgs and with an action that takes 1 argument. +TEST(WithArgsTest, OneArg) { + Action<bool(double x, int n)> a = WithArgs<1>(Invoke(Unary)); // NOLINT + EXPECT_TRUE(a.Perform(std::make_tuple(1.5, -1))); + EXPECT_FALSE(a.Perform(std::make_tuple(1.5, 1))); +} + +// Tests using WithArgs with an action that takes 2 arguments. +TEST(WithArgsTest, TwoArgs) { + Action<const char*(const char* s, double x, short n)> a = // NOLINT + WithArgs<0, 2>(Invoke(Binary)); + const char s[] = "Hello"; + EXPECT_EQ(s + 2, a.Perform(std::make_tuple(CharPtr(s), 0.5, Short(2)))); +} + +struct ConcatAll { + std::string operator()() const { return {}; } + template <typename... I> + std::string operator()(const char* a, I... i) const { + return a + ConcatAll()(i...); + } +}; + +// Tests using WithArgs with an action that takes 10 arguments. +TEST(WithArgsTest, TenArgs) { + Action<std::string(const char*, const char*, const char*, const char*)> a = + WithArgs<0, 1, 2, 3, 2, 1, 0, 1, 2, 3>(Invoke(ConcatAll{})); + EXPECT_EQ("0123210123", + a.Perform(std::make_tuple(CharPtr("0"), CharPtr("1"), CharPtr("2"), + CharPtr("3")))); +} + +// Tests using WithArgs with an action that is not Invoke(). +class SubtractAction : public ActionInterface<int(int, int)> { + public: + virtual int Perform(const std::tuple<int, int>& args) { + return std::get<0>(args) - std::get<1>(args); + } +}; + +TEST(WithArgsTest, NonInvokeAction) { + Action<int(const std::string&, int, int)> a = + WithArgs<2, 1>(MakeAction(new SubtractAction)); + std::tuple<std::string, int, int> dummy = + std::make_tuple(std::string("hi"), 2, 10); + EXPECT_EQ(8, a.Perform(dummy)); +} + +// Tests using WithArgs to pass all original arguments in the original order. +TEST(WithArgsTest, Identity) { + Action<int(int x, char y, short z)> a = // NOLINT + WithArgs<0, 1, 2>(Invoke(Ternary)); + EXPECT_EQ(123, a.Perform(std::make_tuple(100, Char(20), Short(3)))); +} + +// Tests using WithArgs with repeated arguments. +TEST(WithArgsTest, RepeatedArguments) { + Action<int(bool, int m, int n)> a = // NOLINT + WithArgs<1, 1, 1, 1>(Invoke(SumOf4)); + EXPECT_EQ(4, a.Perform(std::make_tuple(false, 1, 10))); +} + +// Tests using WithArgs with reversed argument order. +TEST(WithArgsTest, ReversedArgumentOrder) { + Action<const char*(short n, const char* input)> a = // NOLINT + WithArgs<1, 0>(Invoke(Binary)); + const char s[] = "Hello"; + EXPECT_EQ(s + 2, a.Perform(std::make_tuple(Short(2), CharPtr(s)))); +} + +// Tests using WithArgs with compatible, but not identical, argument types. +TEST(WithArgsTest, ArgsOfCompatibleTypes) { + Action<long(short x, char y, double z, char c)> a = // NOLINT + WithArgs<0, 1, 3>(Invoke(Ternary)); + EXPECT_EQ(123, + a.Perform(std::make_tuple(Short(100), Char(20), 5.6, Char(3)))); +} + +// Tests using WithArgs with an action that returns void. +TEST(WithArgsTest, VoidAction) { + Action<void(double x, char c, int n)> a = WithArgs<2, 1>(Invoke(VoidBinary)); + g_done = false; + a.Perform(std::make_tuple(1.5, 'a', 3)); + EXPECT_TRUE(g_done); +} + +TEST(WithArgsTest, ReturnReference) { + Action<int&(int&, void*)> a = WithArgs<0>([](int& a) -> int& { return a; }); + int i = 0; + const int& res = a.Perform(std::forward_as_tuple(i, nullptr)); + EXPECT_EQ(&i, &res); +} + +TEST(WithArgsTest, InnerActionWithConversion) { + struct Base {}; + struct Derived : Base {}; + Action<Derived*()> inner = [] { return nullptr; }; + Action<Base*(double)> a = testing::WithoutArgs(inner); + EXPECT_EQ(nullptr, a.Perform(std::make_tuple(1.1))); +} + #if !GTEST_OS_WINDOWS_MOBILE class SetErrnoAndReturnTest : public testing::Test { |