Googletest export

Merge 7f4f58da20e1066a888d3e4bcbef541db798a605 into 90a443f9c2

Closes #2395

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/googletest/pull/2395 from kuzkry:custom-type-traits-remove_reference 7f4f58da20e1066a888d3e4bcbef541db798a605
PiperOrigin-RevId: 266189044
This commit is contained in:
kuzkry 2019-08-29 14:38:09 -04:00 committed by Gennadiy Rozental
parent 565f1b8482
commit ab8f346b07
6 changed files with 6 additions and 62 deletions

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@ -1607,9 +1607,8 @@ class PointeeMatcher {
template <typename Pointer>
class Impl : public MatcherInterface<Pointer> {
public:
typedef
typename PointeeOf<typename std::remove_const<GTEST_REMOVE_REFERENCE_(
Pointer)>::type>::type Pointee;
typedef typename PointeeOf<typename std::remove_const<
typename std::remove_reference<Pointer>::type>::type>::type Pointee;
explicit Impl(const InnerMatcher& matcher)
: matcher_(MatcherCast<const Pointee&>(matcher)) {}

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@ -1320,8 +1320,8 @@ class ReferenceOrValueWrapper {
// Provides nondestructive access to the underlying value/reference.
// Always returns a const reference (more precisely,
// const RemoveReference<T>&). The behavior of calling this after
// calling Unwrap on the same object is unspecified.
// const std::add_lvalue_reference<T>::type). The behavior of calling this
// after calling Unwrap on the same object is unspecified.
const T& Peek() const {
return value_;
}

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@ -336,10 +336,6 @@ GTEST_API_ WithoutMatchers GetWithoutMatchers();
// Type traits.
// remove_reference<T>::type removes the reference from type T, if any.
template <typename T> struct remove_reference { typedef T type; }; // NOLINT
template <typename T> struct remove_reference<T&> { typedef T type; }; // NOLINT
// Disable MSVC warnings for infinite recursion, since in this case the
// the recursion is unreachable.
#ifdef _MSC_VER

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@ -506,18 +506,6 @@ TEST(LogTest, OnlyWarningsArePrintedWhenVerbosityIsInvalid) {
TestLogWithSeverity("invalid", kWarning, true);
}
#endif // GTEST_HAS_STREAM_REDIRECTION
TEST(TypeTraitsTest, remove_reference) {
EXPECT_TRUE((std::is_same<char, remove_reference<char&>::type>::value));
EXPECT_TRUE(
(std::is_same<const int, remove_reference<const int&>::type>::value));
EXPECT_TRUE((std::is_same<int, remove_reference<int>::type>::value));
EXPECT_TRUE((std::is_same<double*, remove_reference<double*>::type>::value));
}
#if GTEST_HAS_STREAM_REDIRECTION
// Verifies that Log() behaves correctly for the given verbosity level
// and log severity.
std::string GrabOutput(void(*logger)(), const char* verbosity) {

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@ -856,30 +856,16 @@ template <typename T>
struct CompileAssertTypesEqual<T, T> {
};
// Removes the reference from a type if it is a reference type,
// otherwise leaves it unchanged. This is the same as
// tr1::remove_reference, which is not widely available yet.
template <typename T>
struct RemoveReference { typedef T type; }; // NOLINT
template <typename T>
struct RemoveReference<T&> { typedef T type; }; // NOLINT
// A handy wrapper around RemoveReference that works when the argument
// T depends on template parameters.
#define GTEST_REMOVE_REFERENCE_(T) \
typename ::testing::internal::RemoveReference<T>::type
// Turns const U&, U&, const U, and U all into U.
#define GTEST_REMOVE_REFERENCE_AND_CONST_(T) \
typename std::remove_const<GTEST_REMOVE_REFERENCE_(T)>::type
typename std::remove_const<typename std::remove_reference<T>::type>::type
// IsAProtocolMessage<T>::value is a compile-time bool constant that's
// true if T is type proto2::Message or a subclass of it.
template <typename T>
struct IsAProtocolMessage
: public bool_constant<
std::is_convertible<const T*, const ::proto2::Message*>::value> {
};
std::is_convertible<const T*, const ::proto2::Message*>::value> {};
// When the compiler sees expression IsContainerTest<C>(0), if C is an
// STL-style container class, the first overload of IsContainerTest

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@ -262,7 +262,6 @@ using testing::internal::OsStackTraceGetterInterface;
using testing::internal::ParseInt32Flag;
using testing::internal::RelationToSourceCopy;
using testing::internal::RelationToSourceReference;
using testing::internal::RemoveReference;
using testing::internal::ShouldRunTestOnShard;
using testing::internal::ShouldShard;
using testing::internal::ShouldUseColor;
@ -7110,30 +7109,6 @@ TEST(CompileAssertTypesEqual, CompilesWhenTypesAreEqual) {
CompileAssertTypesEqual<int*, int*>();
}
// Tests that RemoveReference does not affect non-reference types.
TEST(RemoveReferenceTest, DoesNotAffectNonReferenceType) {
CompileAssertTypesEqual<int, RemoveReference<int>::type>();
CompileAssertTypesEqual<const char, RemoveReference<const char>::type>();
}
// Tests that RemoveReference removes reference from reference types.
TEST(RemoveReferenceTest, RemovesReference) {
CompileAssertTypesEqual<int, RemoveReference<int&>::type>();
CompileAssertTypesEqual<const char, RemoveReference<const char&>::type>();
}
// Tests GTEST_REMOVE_REFERENCE_.
template <typename T1, typename T2>
void TestGTestRemoveReference() {
CompileAssertTypesEqual<T1, GTEST_REMOVE_REFERENCE_(T2)>();
}
TEST(RemoveReferenceTest, MacroVersion) {
TestGTestRemoveReference<int, int>();
TestGTestRemoveReference<const char, const char&>();
}
// Tests GTEST_REMOVE_REFERENCE_AND_CONST_.
template <typename T1, typename T2>