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Clone of unsubmitted cr/176529515. Introduce parameterless expectations.

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This commit is contained in:
David Sunderland 2018-04-18 19:28:56 -04:00
parent 1f605414cc
commit f437f8ca0d
7 changed files with 425 additions and 12 deletions
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163
googlemock/include/gmock/gmock-generated-function-mockers.h
View File

@ -332,6 +332,58 @@ class FunctionMocker<R(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)> : public
}
};
// Removes the given pointer; this is a helper for the expectation setter method
// for parameterless matchers.
//
// We want to make sure that the user cannot set a parameterless expectation on
// overloaded methods, including methods which are overloaded on const. Example:
//
// class MockClass {
// MOCK_METHOD0(GetName, string&());
// MOCK_CONST_METHOD0(GetName, const string&());
// };
//
// TEST() {
// // This should be an error, as it's not clear which overload is expected.
// EXPECT_CALL(mock, GetName).WillOnce(ReturnRef(value));
// }
//
// Here are the generated expectation-setter methods:
//
// class MockClass {
// // Overload 1
// MockSpec<string&()> gmock_GetName() { … }
// // Overload 2. Declared const so that the compiler will generate an
// // error when trying to resolve between this and overload 4 in
// // 'gmock_GetName(WithoutMatchers(), nullptr)'.
// MockSpec<string&()> gmock_GetName(
// const WithoutMatchers&, const Function<string&()>*) const {
// // Removes const from this, calls overload 1
// return AdjustConstness_(this)->gmock_GetName();
// }
//
// // Overload 3
// const string& gmock_GetName() const { … }
// // Overload 4
// MockSpec<const string&()> gmock_GetName(
// const WithoutMatchers&, const Function<const string&()>*) const {
// // Does not remove const, calls overload 3
// return AdjustConstness_const(this)->gmock_GetName();
// }
// }
//
template <typename MockType>
const MockType* AdjustConstness_const(const MockType* mock) {
return mock;
}
// Removes const from and returns the given pointer; this is a helper for the
// expectation setter method for parameterless matchers.
template <typename MockType>
MockType* AdjustConstness_(const MockType* mock) {
return const_cast<MockType*>(mock);
}
} // namespace internal
// The style guide prohibits "using" statements in a namespace scope
@ -380,6 +432,12 @@ using internal::FunctionMocker;
GMOCK_MOCKER_(0, constness, Method).RegisterOwner(this); \
return GMOCK_MOCKER_(0, constness, Method).With(); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(0, constness, \
Method)
@ -401,6 +459,12 @@ using internal::FunctionMocker;
GMOCK_MOCKER_(1, constness, Method).RegisterOwner(this); \
return GMOCK_MOCKER_(1, constness, Method).With(gmock_a1); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(1, constness, \
Method)
@ -425,6 +489,13 @@ using internal::FunctionMocker;
GMOCK_MOCKER_(2, constness, Method).RegisterOwner(this); \
return GMOCK_MOCKER_(2, constness, Method).With(gmock_a1, gmock_a2); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(2, constness, \
Method)
@ -453,6 +524,14 @@ using internal::FunctionMocker;
return GMOCK_MOCKER_(3, constness, Method).With(gmock_a1, gmock_a2, \
gmock_a3); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(3, constness, \
Method)
@ -483,6 +562,15 @@ using internal::FunctionMocker;
return GMOCK_MOCKER_(4, constness, Method).With(gmock_a1, gmock_a2, \
gmock_a3, gmock_a4); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 4, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(4, constness, \
Method)
@ -516,6 +604,16 @@ using internal::FunctionMocker;
return GMOCK_MOCKER_(5, constness, Method).With(gmock_a1, gmock_a2, \
gmock_a3, gmock_a4, gmock_a5); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 4, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 5, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(5, constness, \
Method)
@ -552,6 +650,17 @@ using internal::FunctionMocker;
return GMOCK_MOCKER_(6, constness, Method).With(gmock_a1, gmock_a2, \
gmock_a3, gmock_a4, gmock_a5, gmock_a6); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 4, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 5, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 6, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(6, constness, \
Method)
@ -590,6 +699,18 @@ using internal::FunctionMocker;
return GMOCK_MOCKER_(7, constness, Method).With(gmock_a1, gmock_a2, \
gmock_a3, gmock_a4, gmock_a5, gmock_a6, gmock_a7); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 4, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 5, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 6, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 7, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(7, constness, \
Method)
@ -631,6 +752,19 @@ using internal::FunctionMocker;
return GMOCK_MOCKER_(8, constness, Method).With(gmock_a1, gmock_a2, \
gmock_a3, gmock_a4, gmock_a5, gmock_a6, gmock_a7, gmock_a8); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 4, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 5, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 6, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 7, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 8, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(8, constness, \
Method)
@ -676,6 +810,20 @@ using internal::FunctionMocker;
gmock_a3, gmock_a4, gmock_a5, gmock_a6, gmock_a7, gmock_a8, \
gmock_a9); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 4, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 5, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 6, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 7, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 8, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 9, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(9, constness, \
Method)
@ -724,6 +872,21 @@ using internal::FunctionMocker;
gmock_a3, gmock_a4, gmock_a5, gmock_a6, gmock_a7, gmock_a8, gmock_a9, \
gmock_a10); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method(::testing::A<GMOCK_ARG_(tn, 1, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 2, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 3, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 4, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 5, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 6, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 7, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 8, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 9, __VA_ARGS__)>(), \
::testing::A<GMOCK_ARG_(tn, 10, __VA_ARGS__)>()); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_(10, constness, \
Method)

60
googlemock/include/gmock/gmock-generated-function-mockers.h.pump
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@ -94,6 +94,58 @@ class FunctionMocker<R($As)> : public
]]
// Removes the given pointer; this is a helper for the expectation setter method
// for parameterless matchers.
//
// We want to make sure that the user cannot set a parameterless expectation on
// overloaded methods, including methods which are overloaded on const. Example:
//
// class MockClass {
// MOCK_METHOD0(GetName, string&());
// MOCK_CONST_METHOD0(GetName, const string&());
// };
//
// TEST() {
// // This should be an error, as it's not clear which overload is expected.
// EXPECT_CALL(mock, GetName).WillOnce(ReturnRef(value));
// }
//
// Here are the generated expectation-setter methods:
//
// class MockClass {
// // Overload 1
// MockSpec<string&()> gmock_GetName() { … }
// // Overload 2. Declared const so that the compiler will generate an
// // error when trying to resolve between this and overload 4 in
// // 'gmock_GetName(WithoutMatchers(), nullptr)'.
// MockSpec<string&()> gmock_GetName(
// const WithoutMatchers&, const Function<string&()>*) const {
// // Removes const from this, calls overload 1
// return AdjustConstness_(this)->gmock_GetName();
// }
//
// // Overload 3
// const string& gmock_GetName() const { … }
// // Overload 4
// MockSpec<const string&()> gmock_GetName(
// const WithoutMatchers&, const Function<const string&()>*) const {
// // Does not remove const, calls overload 3
// return AdjustConstness_const(this)->gmock_GetName();
// }
// }
//
template <typename MockType>
const MockType* AdjustConstness_const(const MockType* mock) {
return mock;
}
// Removes const from and returns the given pointer; this is a helper for the
// expectation setter method for parameterless matchers.
template <typename MockType>
MockType* AdjustConstness_(const MockType* mock) {
return const_cast<MockType*>(mock);
}
} // namespace internal
// The style guide prohibits "using" statements in a namespace scope
@ -135,6 +187,8 @@ $var as = [[$for j, \
$var matcher_arg_as = [[$for j, \
[[GMOCK_MATCHER_(tn, $j, __VA_ARGS__) gmock_a$j]]]]
$var matcher_as = [[$for j, [[gmock_a$j]]]]
$var anything_matchers = [[$for j, \
[[::testing::A<GMOCK_ARG_(tn, $j, __VA_ARGS__)>()]]]]
// INTERNAL IMPLEMENTATION - DON'T USE IN USER CODE!!!
#define GMOCK_METHOD$i[[]]_(tn, constness, ct, Method, ...) \
GMOCK_RESULT_(tn, __VA_ARGS__) ct Method( \
@ -150,6 +204,12 @@ $var matcher_as = [[$for j, [[gmock_a$j]]]]
GMOCK_MOCKER_($i, constness, Method).RegisterOwner(this); \
return GMOCK_MOCKER_($i, constness, Method).With($matcher_as); \
} \
::testing::MockSpec<__VA_ARGS__> gmock_##Method( \
const ::testing::internal::WithoutMatchers&, \
constness ::testing::internal::Function<__VA_ARGS__>* ) const { \
return ::testing::internal::AdjustConstness_##constness(this)-> \
gmock_##Method($anything_matchers); \
} \
mutable ::testing::FunctionMocker<__VA_ARGS__> GMOCK_MOCKER_($i, constness, Method)

88
googlemock/include/gmock/gmock-spec-builders.h
View File

@ -1282,6 +1282,13 @@ class MockSpec {
file, line, source_text, matchers_);
}
// This operator overload is used to swallow the superfluous parameter list
// introduced by the ON/EXPECT_CALL macros. See the macro comments for more
// explanation.
MockSpec<F>& operator()(const internal::WithoutMatchers&, void* const) {
return *this;
}
private:
template <typename Function>
friend class internal::FunctionMocker;
@ -1836,17 +1843,76 @@ inline Expectation::Expectation(internal::ExpectationBase& exp) // NOLINT
} // namespace testing
// A separate macro is required to avoid compile errors when the name
// of the method used in call is a result of macro expansion.
// See CompilesWithMethodNameExpandedFromMacro tests in
// internal/gmock-spec-builders_test.cc for more details.
#define GMOCK_ON_CALL_IMPL_(obj, call) \
((obj).gmock_##call).InternalDefaultActionSetAt(__FILE__, __LINE__, \
#obj, #call)
#define ON_CALL(obj, call) GMOCK_ON_CALL_IMPL_(obj, call)
// Implementation for ON_CALL and EXPECT_CALL macros. A separate macro is
// required to avoid compile errors when the name of the method used in call is
// a result of macro expansion. See CompilesWithMethodNameExpandedFromMacro
// tests in internal/gmock-spec-builders_test.cc for more details.
//
// This macro supports statements both with and without parameter matchers. If
// the parameter list is omitted, gMock will accept any parameters, which allows
// tests to be written that don't need to encode the number of method
// parameter. This technique may only be used for non-overloaded methods.
//
// // These are the same:
// ON_CALL(mock, NoArgsMethod()).WillByDefault(…);
// ON_CALL(mock, NoArgsMethod).WillByDefault(…);
//
// // As are these:
// ON_CALL(mock, TwoArgsMethod(_, _)).WillByDefault(…);
// ON_CALL(mock, TwoArgsMethod).WillByDefault(…);
//
// // Can also specify args if you want, of course:
// ON_CALL(mock, TwoArgsMethod(_, 45)).WillByDefault(…);
//
// // Overloads work as long as you specify parameters:
// ON_CALL(mock, OverloadedMethod(_)).WillByDefault(…);
// ON_CALL(mock, OverloadedMethod(_, _)).WillByDefault(…);
//
// // Oops! Which overload did you want?
// ON_CALL(mock, OverloadedMethod).WillByDefault(…);
// => ERROR: call to member function 'gmock_OverloadedMethod' is ambiguous
//
// How this works: The mock class uses two overloads of the gmock_Method
// expectation setter method plus an operator() overload on the MockSpec object.
// In the matcher list form, the macro expands to:
//
// // This statement:
// ON_CALL(mock, TwoArgsMethod(_, 45))…
//
// // …expands to:
// mock.gmock_TwoArgsMethod(_, 45)(WithoutMatchers(), nullptr)…
// |-------------v---------------||------------v-------------|
// invokes first overload swallowed by operator()
//
// // …which is essentially:
// mock.gmock_TwoArgsMethod(_, 45)…
//
// Whereas the form without a matcher list:
//
// // This statement:
// ON_CALL(mock, TwoArgsMethod)…
//
// // …expands to:
// mock.gmock_TwoArgsMethod(WithoutMatchers(), nullptr)…
// |-----------------------v--------------------------|
// invokes second overload
//
// // …which is essentially:
// mock.gmock_TwoArgsMethod(_, _)…
//
// The WithoutMatchers() argument is used to disambiguate overloads and to
// block the caller from accidentally invoking the second overload directly. The
// second argument is an internal type derived from the method signature. The
// failure to disambiguate two overloads of this method in the ON_CALL statement
// is how we block callers from setting expectations on overloaded methods.
#define GMOCK_ON_CALL_IMPL_(mock_expr, Setter, call) \
((mock_expr).gmock_##call)(::testing::internal::GetWithoutMatchers(), NULL) \
.Setter(__FILE__, __LINE__, #mock_expr, #call)
#define GMOCK_EXPECT_CALL_IMPL_(obj, call) \
((obj).gmock_##call).InternalExpectedAt(__FILE__, __LINE__, #obj, #call)
#define EXPECT_CALL(obj, call) GMOCK_EXPECT_CALL_IMPL_(obj, call)
#define ON_CALL(obj, call) \
GMOCK_ON_CALL_IMPL_(obj, InternalDefaultActionSetAt, call)
#define EXPECT_CALL(obj, call) \
GMOCK_ON_CALL_IMPL_(obj, InternalExpectedAt, call)
#endif // GMOCK_INCLUDE_GMOCK_GMOCK_SPEC_BUILDERS_H_

15
googlemock/include/gmock/internal/gmock-internal-utils.h
View File

@ -344,6 +344,21 @@ GTEST_API_ bool LogIsVisible(LogSeverity severity);
GTEST_API_ void Log(LogSeverity severity, const std::string& message,
int stack_frames_to_skip);
// A marker class that is used to resolve parameterless expectations to the
// correct overload. This must not be instantiable, to prevent client code from
// accidentally resolving to the overload; for example:
//
// ON_CALL(mock, Method({}, nullptr))…
//
class WithoutMatchers {
private:
WithoutMatchers() {}
friend WithoutMatchers GetWithoutMatchers();
};
// Internal use only: access the singleton instance of WithoutMatchers.
WithoutMatchers GetWithoutMatchers();
// TODO(wan@google.com): group all type utilities together.
// Type traits.

2
googlemock/src/gmock-internal-utils.cc
View File

@ -188,6 +188,8 @@ GTEST_API_ void Log(LogSeverity severity, const std::string& message,
std::cout << ::std::flush;
}
WithoutMatchers GetWithoutMatchers() { return {}; }
GTEST_API_ void IllegalDoDefault(const char* file, int line) {
internal::Assert(
false, file, line,

39
googlemock/test/gmock-matchers_test.cc
View File

@ -3066,6 +3066,44 @@ TEST(AllArgsTest, WorksInWithClause) {
EXPECT_EQ(2, helper.Helper('a', 1));
}
class OptionalMatchersHelper {
public:
OptionalMatchersHelper() {}
MOCK_METHOD0(NoArgs, int());
MOCK_METHOD1(OneArg, int(int y));
MOCK_METHOD2(TwoArgs, int(char x, int y));
MOCK_METHOD1(Overloaded, int(char x));
MOCK_METHOD2(Overloaded, int(char x, int y));
private:
GTEST_DISALLOW_COPY_AND_ASSIGN_(OptionalMatchersHelper);
};
TEST(AllArgsTest, WorksWithoutMatchers) {
OptionalMatchersHelper helper;
ON_CALL(helper, NoArgs).WillByDefault(Return(10));
ON_CALL(helper, OneArg).WillByDefault(Return(20));
ON_CALL(helper, TwoArgs).WillByDefault(Return(30));
EXPECT_EQ(10, helper.NoArgs());
EXPECT_EQ(20, helper.OneArg(1));
EXPECT_EQ(30, helper.TwoArgs('\1', 2));
EXPECT_CALL(helper, NoArgs).Times(1);
EXPECT_CALL(helper, OneArg).WillOnce(Return(100));
EXPECT_CALL(helper, OneArg(17)).WillOnce(Return(200));
EXPECT_CALL(helper, TwoArgs).Times(0);
EXPECT_EQ(10, helper.NoArgs());
EXPECT_EQ(100, helper.OneArg(1));
EXPECT_EQ(200, helper.OneArg(17));
}
// Tests that ASSERT_THAT() and EXPECT_THAT() work when the value
// matches the matcher.
TEST(MatcherAssertionTest, WorksWhenMatcherIsSatisfied) {
@ -6699,4 +6737,3 @@ TEST(NotTest, WorksOnMoveOnlyType) {
#if defined_MSC_VER
# pragma warning(pop)
#endif

70
googlemock/test/gmock-spec-builders_test.cc
View File

@ -89,6 +89,7 @@ using testing::Mock;
using testing::NaggyMock;
using testing::Ne;
using testing::Return;
using testing::SaveArg;
using testing::Sequence;
using testing::SetArgPointee;
using testing::internal::ExpectationTester;
@ -2681,6 +2682,75 @@ TEST(SynchronizationTest, CanCallMockMethodInAction) {
// EXPECT_CALL() did not specify an action.
}
TEST(ParameterlessExpectationsTest, CanSetExpectationsWithoutMatchers) {
MockA a;
int do_a_arg0 = 0;
ON_CALL(a, DoA).WillByDefault(SaveArg<0>(&do_a_arg0));
int do_a_47_arg0 = 0;
ON_CALL(a, DoA(47)).WillByDefault(SaveArg<0>(&do_a_47_arg0));
a.DoA(17);
EXPECT_THAT(do_a_arg0, 17);
EXPECT_THAT(do_a_47_arg0, 0);
a.DoA(47);
EXPECT_THAT(do_a_arg0, 17);
EXPECT_THAT(do_a_47_arg0, 47);
ON_CALL(a, Binary).WillByDefault(Return(true));
ON_CALL(a, Binary(_, 14)).WillByDefault(Return(false));
EXPECT_THAT(a.Binary(14, 17), true);
EXPECT_THAT(a.Binary(17, 14), false);
}
TEST(ParameterlessExpectationsTest, CanSetExpectationsForOverloadedMethods) {
MockB b;
ON_CALL(b, DoB()).WillByDefault(Return(9));
ON_CALL(b, DoB(5)).WillByDefault(Return(11));
EXPECT_THAT(b.DoB(), 9);
EXPECT_THAT(b.DoB(1), 0); // default value
EXPECT_THAT(b.DoB(5), 11);
}
struct MockWithConstMethods {
public:
MOCK_CONST_METHOD1(Foo, int(int));
MOCK_CONST_METHOD2(Bar, int(int, const char*));
};
TEST(ParameterlessExpectationsTest, CanSetExpectationsForConstMethods) {
MockWithConstMethods mock;
ON_CALL(mock, Foo).WillByDefault(Return(7));
ON_CALL(mock, Bar).WillByDefault(Return(33));
EXPECT_THAT(mock.Foo(17), 7);
EXPECT_THAT(mock.Bar(27, "purple"), 33);
}
class MockConstOverload {
public:
MOCK_METHOD1(Overloaded, int(int));
MOCK_CONST_METHOD1(Overloaded, int(int));
};
TEST(ParameterlessExpectationsTest,
CanSetExpectationsForConstOverloadedMethods) {
MockConstOverload mock;
ON_CALL(mock, Overloaded(_)).WillByDefault(Return(7));
ON_CALL(mock, Overloaded(5)).WillByDefault(Return(9));
ON_CALL(Const(mock), Overloaded(5)).WillByDefault(Return(11));
ON_CALL(Const(mock), Overloaded(7)).WillByDefault(Return(13));
EXPECT_THAT(mock.Overloaded(1), 7);
EXPECT_THAT(mock.Overloaded(5), 9);
EXPECT_THAT(mock.Overloaded(7), 7);
const MockConstOverload& const_mock = mock;
EXPECT_THAT(const_mock.Overloaded(1), 0);
EXPECT_THAT(const_mock.Overloaded(5), 11);
EXPECT_THAT(const_mock.Overloaded(7), 13);
}
} // namespace
// Allows the user to define their own main and then invoke gmock_main