diff options
Diffstat (limited to 'libvpx/third_party/googletest/src/include/gtest/internal/gtest-internal.h')
| -rw-r--r-- | libvpx/third_party/googletest/src/include/gtest/internal/gtest-internal.h | 266 |
1 files changed, 197 insertions, 69 deletions
diff --git a/libvpx/third_party/googletest/src/include/gtest/internal/gtest-internal.h b/libvpx/third_party/googletest/src/include/gtest/internal/gtest-internal.h index 6bad8780b..f8cbdbd81 100644 --- a/libvpx/third_party/googletest/src/include/gtest/internal/gtest-internal.h +++ b/libvpx/third_party/googletest/src/include/gtest/internal/gtest-internal.h @@ -34,8 +34,8 @@ // GOOGLETEST_CM0001 DO NOT DELETE -#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ -#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ +#ifndef GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ +#define GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ #include "gtest/internal/gtest-port.h" @@ -90,7 +90,9 @@ #define GTEST_STRINGIFY_HELPER_(name, ...) #name #define GTEST_STRINGIFY_(...) GTEST_STRINGIFY_HELPER_(__VA_ARGS__, ) -namespace proto2 { class Message; } +namespace proto2 { +class MessageLite; +} namespace testing { @@ -285,7 +287,7 @@ class FloatingPoint { // // See the following article for more details on ULP: // http://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/ - static const size_t kMaxUlps = 4; + static const uint32_t kMaxUlps = 4; // Constructs a FloatingPoint from a raw floating-point number. // @@ -518,6 +520,7 @@ struct SuiteApiResolver : T { static SetUpTearDownSuiteFuncType GetSetUpCaseOrSuite(const char* filename, int line_num) { +#ifndef GTEST_REMOVE_LEGACY_TEST_CASEAPI_ SetUpTearDownSuiteFuncType test_case_fp = GetNotDefaultOrNull(&T::SetUpTestCase, &Test::SetUpTestCase); SetUpTearDownSuiteFuncType test_suite_fp = @@ -529,10 +532,16 @@ struct SuiteApiResolver : T { << filename << ":" << line_num; return test_case_fp != nullptr ? test_case_fp : test_suite_fp; +#else + (void)(filename); + (void)(line_num); + return &T::SetUpTestSuite; +#endif } static SetUpTearDownSuiteFuncType GetTearDownCaseOrSuite(const char* filename, int line_num) { +#ifndef GTEST_REMOVE_LEGACY_TEST_CASEAPI_ SetUpTearDownSuiteFuncType test_case_fp = GetNotDefaultOrNull(&T::TearDownTestCase, &Test::TearDownTestCase); SetUpTearDownSuiteFuncType test_suite_fp = @@ -544,6 +553,11 @@ struct SuiteApiResolver : T { << filename << ":" << line_num; return test_case_fp != nullptr ? test_case_fp : test_suite_fp; +#else + (void)(filename); + (void)(line_num); + return &T::TearDownTestSuite; +#endif } }; @@ -552,11 +566,11 @@ struct SuiteApiResolver : T { // // Arguments: // -// test_suite_name: name of the test suite +// test_suite_name: name of the test suite // name: name of the test -// type_param the name of the test's type parameter, or NULL if +// type_param: the name of the test's type parameter, or NULL if // this is not a typed or a type-parameterized test. -// value_param text representation of the test's value parameter, +// value_param: text representation of the test's value parameter, // or NULL if this is not a type-parameterized test. // code_location: code location where the test is defined // fixture_class_id: ID of the test fixture class @@ -576,8 +590,6 @@ GTEST_API_ TestInfo* MakeAndRegisterTestInfo( // and returns false. None of pstr, *pstr, and prefix can be NULL. GTEST_API_ bool SkipPrefix(const char* prefix, const char** pstr); -#if GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P - GTEST_DISABLE_MSC_WARNINGS_PUSH_(4251 \ /* class A needs to have dll-interface to be used by clients of class B */) @@ -809,8 +821,6 @@ class TypeParameterizedTestSuite<Fixture, internal::None, Types> { } }; -#endif // GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P - // Returns the current OS stack trace as an std::string. // // The maximum number of stack frames to be included is specified by @@ -878,11 +888,34 @@ class GTEST_API_ Random { #define GTEST_REMOVE_REFERENCE_AND_CONST_(T) \ typename std::remove_const<typename std::remove_reference<T>::type>::type -// IsAProtocolMessage<T>::value is a compile-time bool constant that's -// true if and only if T is type proto2::Message or a subclass of it. +// HasDebugStringAndShortDebugString<T>::value is a compile-time bool constant +// that's true if and only if T has methods DebugString() and ShortDebugString() +// that return std::string. template <typename T> -struct IsAProtocolMessage - : public std::is_convertible<const T*, const ::proto2::Message*> {}; +class HasDebugStringAndShortDebugString { + private: + template <typename C> + static auto CheckDebugString(C*) -> typename std::is_same< + std::string, decltype(std::declval<const C>().DebugString())>::type; + template <typename> + static std::false_type CheckDebugString(...); + + template <typename C> + static auto CheckShortDebugString(C*) -> typename std::is_same< + std::string, decltype(std::declval<const C>().ShortDebugString())>::type; + template <typename> + static std::false_type CheckShortDebugString(...); + + using HasDebugStringType = decltype(CheckDebugString<T>(nullptr)); + using HasShortDebugStringType = decltype(CheckShortDebugString<T>(nullptr)); + + public: + static constexpr bool value = + HasDebugStringType::value && HasShortDebugStringType::value; +}; + +template <typename T> +constexpr bool HasDebugStringAndShortDebugString<T>::value; // When the compiler sees expression IsContainerTest<C>(0), if C is an // STL-style container class, the first overload of IsContainerTest @@ -1118,8 +1151,6 @@ class NativeArray { const Element* array_; size_t size_; void (NativeArray::*clone_)(const Element*, size_t); - - GTEST_DISALLOW_ASSIGN_(NativeArray); }; // Backport of std::index_sequence. @@ -1143,12 +1174,18 @@ struct DoubleSequence<false, IndexSequence<I...>, sizeofT> { // Backport of std::make_index_sequence. // It uses O(ln(N)) instantiation depth. template <size_t N> -struct MakeIndexSequence - : DoubleSequence<N % 2 == 1, typename MakeIndexSequence<N / 2>::type, +struct MakeIndexSequenceImpl + : DoubleSequence<N % 2 == 1, typename MakeIndexSequenceImpl<N / 2>::type, N / 2>::type {}; template <> -struct MakeIndexSequence<0> : IndexSequence<> {}; +struct MakeIndexSequenceImpl<0> : IndexSequence<> {}; + +template <size_t N> +using MakeIndexSequence = typename MakeIndexSequenceImpl<N>::type; + +template <typename... T> +using IndexSequenceFor = typename MakeIndexSequence<sizeof...(T)>::type; template <size_t> struct Ignore { @@ -1174,6 +1211,8 @@ struct ElemFromList { static_cast<T (*)()>(nullptr)...)); }; +struct FlatTupleConstructTag {}; + template <typename... T> class FlatTuple; @@ -1184,7 +1223,9 @@ template <typename... T, size_t I> struct FlatTupleElemBase<FlatTuple<T...>, I> { using value_type = typename ElemFromList<I, T...>::type; FlatTupleElemBase() = default; - explicit FlatTupleElemBase(value_type t) : value(std::move(t)) {} + template <typename Arg> + explicit FlatTupleElemBase(FlatTupleConstructTag, Arg&& t) + : value(std::forward<Arg>(t)) {} value_type value; }; @@ -1196,8 +1237,30 @@ struct FlatTupleBase<FlatTuple<T...>, IndexSequence<Idx...>> : FlatTupleElemBase<FlatTuple<T...>, Idx>... { using Indices = IndexSequence<Idx...>; FlatTupleBase() = default; - explicit FlatTupleBase(T... t) - : FlatTupleElemBase<FlatTuple<T...>, Idx>(std::move(t))... {} + template <typename... Args> + explicit FlatTupleBase(FlatTupleConstructTag, Args&&... args) + : FlatTupleElemBase<FlatTuple<T...>, Idx>(FlatTupleConstructTag{}, + std::forward<Args>(args))... {} + + template <size_t I> + const typename ElemFromList<I, T...>::type& Get() const { + return FlatTupleElemBase<FlatTuple<T...>, I>::value; + } + + template <size_t I> + typename ElemFromList<I, T...>::type& Get() { + return FlatTupleElemBase<FlatTuple<T...>, I>::value; + } + + template <typename F> + auto Apply(F&& f) -> decltype(std::forward<F>(f)(this->Get<Idx>()...)) { + return std::forward<F>(f)(Get<Idx>()...); + } + + template <typename F> + auto Apply(F&& f) const -> decltype(std::forward<F>(f)(this->Get<Idx>()...)) { + return std::forward<F>(f)(Get<Idx>()...); + } }; // Analog to std::tuple but with different tradeoffs. @@ -1218,17 +1281,12 @@ class FlatTuple public: FlatTuple() = default; - explicit FlatTuple(T... t) : FlatTuple::FlatTupleBase(std::move(t)...) {} + template <typename... Args> + explicit FlatTuple(FlatTupleConstructTag tag, Args&&... args) + : FlatTuple::FlatTupleBase(tag, std::forward<Args>(args)...) {} - template <size_t I> - const typename ElemFromList<I, T...>::type& Get() const { - return static_cast<const FlatTupleElemBase<FlatTuple, I>*>(this)->value; - } - - template <size_t I> - typename ElemFromList<I, T...>::type& Get() { - return static_cast<FlatTupleElemBase<FlatTuple, I>*>(this)->value; - } + using FlatTuple::FlatTupleBase::Apply; + using FlatTuple::FlatTupleBase::Get; }; // Utility functions to be called with static_assert to induce deprecation @@ -1261,6 +1319,22 @@ constexpr bool InstantiateTypedTestCase_P_IsDeprecated() { return true; } } // namespace internal } // namespace testing +namespace std { +// Some standard library implementations use `struct tuple_size` and some use +// `class tuple_size`. Clang warns about the mismatch. +// https://reviews.llvm.org/D55466 +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wmismatched-tags" +#endif +template <typename... Ts> +struct tuple_size<testing::internal::FlatTuple<Ts...>> + : std::integral_constant<size_t, sizeof...(Ts)> {}; +#ifdef __clang__ +#pragma clang diagnostic pop +#endif +} // namespace std + #define GTEST_MESSAGE_AT_(file, line, message, result_type) \ ::testing::internal::AssertHelper(result_type, file, line, message) \ = ::testing::Message() @@ -1283,44 +1357,98 @@ constexpr bool InstantiateTypedTestCase_P_IsDeprecated() { return true; } // Suppress MSVC warning 4072 (unreachable code) for the code following // statement if it returns or throws (or doesn't return or throw in some // situations). +// NOTE: The "else" is important to keep this expansion to prevent a top-level +// "else" from attaching to our "if". #define GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement) \ - if (::testing::internal::AlwaysTrue()) { statement; } + if (::testing::internal::AlwaysTrue()) { \ + statement; \ + } else /* NOLINT */ \ + static_assert(true, "") // User must have a semicolon after expansion. -#define GTEST_TEST_THROW_(statement, expected_exception, fail) \ - GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ - if (::testing::internal::ConstCharPtr gtest_msg = "") { \ - bool gtest_caught_expected = false; \ - try { \ - GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ - } \ - catch (expected_exception const&) { \ - gtest_caught_expected = true; \ - } \ - catch (...) { \ - gtest_msg.value = \ - "Expected: " #statement " throws an exception of type " \ - #expected_exception ".\n Actual: it throws a different type."; \ - goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \ - } \ - if (!gtest_caught_expected) { \ - gtest_msg.value = \ - "Expected: " #statement " throws an exception of type " \ - #expected_exception ".\n Actual: it throws nothing."; \ - goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \ - } \ - } else \ - GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__): \ - fail(gtest_msg.value) +#if GTEST_HAS_EXCEPTIONS + +namespace testing { +namespace internal { + +class NeverThrown { + public: + const char* what() const noexcept { + return "this exception should never be thrown"; + } +}; + +} // namespace internal +} // namespace testing + +#if GTEST_HAS_RTTI + +#define GTEST_EXCEPTION_TYPE_(e) ::testing::internal::GetTypeName(typeid(e)) + +#else // GTEST_HAS_RTTI + +#define GTEST_EXCEPTION_TYPE_(e) \ + std::string { "an std::exception-derived error" } + +#endif // GTEST_HAS_RTTI + +#define GTEST_TEST_THROW_CATCH_STD_EXCEPTION_(statement, expected_exception) \ + catch (typename std::conditional< \ + std::is_same<typename std::remove_cv<typename std::remove_reference< \ + expected_exception>::type>::type, \ + std::exception>::value, \ + const ::testing::internal::NeverThrown&, const std::exception&>::type \ + e) { \ + gtest_msg.value = "Expected: " #statement \ + " throws an exception of type " #expected_exception \ + ".\n Actual: it throws "; \ + gtest_msg.value += GTEST_EXCEPTION_TYPE_(e); \ + gtest_msg.value += " with description \""; \ + gtest_msg.value += e.what(); \ + gtest_msg.value += "\"."; \ + goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \ + } + +#else // GTEST_HAS_EXCEPTIONS + +#define GTEST_TEST_THROW_CATCH_STD_EXCEPTION_(statement, expected_exception) + +#endif // GTEST_HAS_EXCEPTIONS + +#define GTEST_TEST_THROW_(statement, expected_exception, fail) \ + GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ + if (::testing::internal::TrueWithString gtest_msg{}) { \ + bool gtest_caught_expected = false; \ + try { \ + GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ + } catch (expected_exception const&) { \ + gtest_caught_expected = true; \ + } \ + GTEST_TEST_THROW_CATCH_STD_EXCEPTION_(statement, expected_exception) \ + catch (...) { \ + gtest_msg.value = "Expected: " #statement \ + " throws an exception of type " #expected_exception \ + ".\n Actual: it throws a different type."; \ + goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \ + } \ + if (!gtest_caught_expected) { \ + gtest_msg.value = "Expected: " #statement \ + " throws an exception of type " #expected_exception \ + ".\n Actual: it throws nothing."; \ + goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \ + } \ + } else /*NOLINT*/ \ + GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__) \ + : fail(gtest_msg.value.c_str()) #if GTEST_HAS_EXCEPTIONS -#define GTEST_TEST_NO_THROW_CATCH_STD_EXCEPTION_() \ - catch (std::exception const& e) { \ - gtest_msg.value = ( \ - "it throws std::exception-derived exception with description: \"" \ - ); \ - gtest_msg.value += e.what(); \ - gtest_msg.value += "\"."; \ +#define GTEST_TEST_NO_THROW_CATCH_STD_EXCEPTION_() \ + catch (std::exception const& e) { \ + gtest_msg.value = "it throws "; \ + gtest_msg.value += GTEST_EXCEPTION_TYPE_(e); \ + gtest_msg.value += " with description \""; \ + gtest_msg.value += e.what(); \ + gtest_msg.value += "\"."; \ goto GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__); \ } @@ -1367,7 +1495,7 @@ constexpr bool InstantiateTypedTestCase_P_IsDeprecated() { return true; } // Implements Boolean test assertions such as EXPECT_TRUE. expression can be // either a boolean expression or an AssertionResult. text is a textual -// represenation of expression as it was passed into the EXPECT_TRUE. +// representation of expression as it was passed into the EXPECT_TRUE. #define GTEST_TEST_BOOLEAN_(expression, text, actual, expected, fail) \ GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ if (const ::testing::AssertionResult gtest_ar_ = \ @@ -1404,7 +1532,7 @@ constexpr bool InstantiateTypedTestCase_P_IsDeprecated() { return true; } class GTEST_TEST_CLASS_NAME_(test_suite_name, test_name) \ : public parent_class { \ public: \ - GTEST_TEST_CLASS_NAME_(test_suite_name, test_name)() {} \ + GTEST_TEST_CLASS_NAME_(test_suite_name, test_name)() = default; \ ~GTEST_TEST_CLASS_NAME_(test_suite_name, test_name)() override = default; \ GTEST_DISALLOW_COPY_AND_ASSIGN_(GTEST_TEST_CLASS_NAME_(test_suite_name, \ test_name)); \ @@ -1429,4 +1557,4 @@ constexpr bool InstantiateTypedTestCase_P_IsDeprecated() { return true; } test_suite_name, test_name)>); \ void GTEST_TEST_CLASS_NAME_(test_suite_name, test_name)::TestBody() -#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ +#endif // GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ |