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Source release 17.1.0

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This commit is contained in:
John "Juce" Bruce
2022-07-07 17:14:31 -07:00
parent 8c17574083
commit 694cf6fb25
2233 changed files with 272026 additions and 223371 deletions
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346
third_party/googletest/googlemock/include/gmock/internal/gmock-internal-utils.h vendored
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@@ -26,8 +26,7 @@
// 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.
//
// Author: wan@google.com (Zhanyong Wan)
// Google Mock - a framework for writing C++ mock classes.
//
@@ -35,39 +34,40 @@
// Mock. They are subject to change without notice, so please DO NOT
// USE THEM IN USER CODE.
#ifndef GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_INTERNAL_UTILS_H_
#define GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_INTERNAL_UTILS_H_
#ifndef GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_INTERNAL_UTILS_H_
#define GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_INTERNAL_UTILS_H_
#include <stdio.h>
#include <ostream> // NOLINT
#include <string>
#include "gmock/internal/gmock-generated-internal-utils.h"
#include <type_traits>
#include "gmock/internal/gmock-port.h"
#include "gtest/gtest.h"
namespace testing {
template <typename>
class Matcher;
namespace internal {
// Silence MSVC C4100 (unreferenced formal parameter) and
// C4805('==': unsafe mix of type 'const int' and type 'const bool')
#ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable:4100)
# pragma warning(disable:4805)
#endif
// Joins a vector of strings as if they are fields of a tuple; returns
// the joined string.
GTEST_API_ std::string JoinAsTuple(const Strings& fields);
// Converts an identifier name to a space-separated list of lower-case
// words. Each maximum substring of the form [A-Za-z][a-z]*|\d+ is
// treated as one word. For example, both "FooBar123" and
// "foo_bar_123" are converted to "foo bar 123".
GTEST_API_ string ConvertIdentifierNameToWords(const char* id_name);
// PointeeOf<Pointer>::type is the type of a value pointed to by a
// Pointer, which can be either a smart pointer or a raw pointer. The
// following default implementation is for the case where Pointer is a
// smart pointer.
template <typename Pointer>
struct PointeeOf {
// Smart pointer classes define type element_type as the type of
// their pointees.
typedef typename Pointer::element_type type;
};
// This specialization is for the raw pointer case.
template <typename T>
struct PointeeOf<T*> { typedef T type; }; // NOLINT
GTEST_API_ std::string ConvertIdentifierNameToWords(const char* id_name);
// GetRawPointer(p) returns the raw pointer underlying p when p is a
// smart pointer, or returns p itself when p is already a raw pointer.
@@ -80,44 +80,16 @@ inline const typename Pointer::element_type* GetRawPointer(const Pointer& p) {
template <typename Element>
inline Element* GetRawPointer(Element* p) { return p; }
// This comparator allows linked_ptr to be stored in sets.
template <typename T>
struct LinkedPtrLessThan {
bool operator()(const ::testing::internal::linked_ptr<T>& lhs,
const ::testing::internal::linked_ptr<T>& rhs) const {
return lhs.get() < rhs.get();
}
};
// Symbian compilation can be done with wchar_t being either a native
// type or a typedef. Using Google Mock with OpenC without wchar_t
// should require the definition of _STLP_NO_WCHAR_T.
//
// MSVC treats wchar_t as a native type usually, but treats it as the
// same as unsigned short when the compiler option /Zc:wchar_t- is
// specified. It defines _NATIVE_WCHAR_T_DEFINED symbol when wchar_t
// is a native type.
#if (GTEST_OS_SYMBIAN && defined(_STLP_NO_WCHAR_T)) || \
(defined(_MSC_VER) && !defined(_NATIVE_WCHAR_T_DEFINED))
#if defined(_MSC_VER) && !defined(_NATIVE_WCHAR_T_DEFINED)
// wchar_t is a typedef.
#else
# define GMOCK_WCHAR_T_IS_NATIVE_ 1
#endif
// signed wchar_t and unsigned wchar_t are NOT in the C++ standard.
// Using them is a bad practice and not portable. So DON'T use them.
//
// Still, Google Mock is designed to work even if the user uses signed
// wchar_t or unsigned wchar_t (obviously, assuming the compiler
// supports them).
//
// To gcc,
// wchar_t == signed wchar_t != unsigned wchar_t == unsigned int
#ifdef __GNUC__
// signed/unsigned wchar_t are valid types.
# define GMOCK_HAS_SIGNED_WCHAR_T_ 1
#endif
// In what follows, we use the term "kind" to indicate whether a type
// is bool, an integer type (excluding bool), a floating-point type,
// or none of them. This categorization is useful for determining
@@ -148,15 +120,13 @@ GMOCK_DECLARE_KIND_(int, kInteger);
GMOCK_DECLARE_KIND_(unsigned int, kInteger);
GMOCK_DECLARE_KIND_(long, kInteger); // NOLINT
GMOCK_DECLARE_KIND_(unsigned long, kInteger); // NOLINT
GMOCK_DECLARE_KIND_(long long, kInteger); // NOLINT
GMOCK_DECLARE_KIND_(unsigned long long, kInteger); // NOLINT
#if GMOCK_WCHAR_T_IS_NATIVE_
GMOCK_DECLARE_KIND_(wchar_t, kInteger);
#endif
// Non-standard integer types.
GMOCK_DECLARE_KIND_(Int64, kInteger);
GMOCK_DECLARE_KIND_(UInt64, kInteger);
// All standard floating-point types.
GMOCK_DECLARE_KIND_(float, kFloatingPoint);
GMOCK_DECLARE_KIND_(double, kFloatingPoint);
@@ -169,11 +139,8 @@ GMOCK_DECLARE_KIND_(long double, kFloatingPoint);
static_cast< ::testing::internal::TypeKind>( \
::testing::internal::KindOf<type>::value)
// Evaluates to true iff integer type T is signed.
#define GMOCK_IS_SIGNED_(T) (static_cast<T>(-1) < 0)
// LosslessArithmeticConvertibleImpl<kFromKind, From, kToKind, To>::value
// is true iff arithmetic type From can be losslessly converted to
// is true if and only if arithmetic type From can be losslessly converted to
// arithmetic type To.
//
// It's the user's responsibility to ensure that both From and To are
@@ -182,77 +149,42 @@ GMOCK_DECLARE_KIND_(long double, kFloatingPoint);
// From, and kToKind is the kind of To; the value is
// implementation-defined when the above pre-condition is violated.
template <TypeKind kFromKind, typename From, TypeKind kToKind, typename To>
struct LosslessArithmeticConvertibleImpl : public false_type {};
using LosslessArithmeticConvertibleImpl = std::integral_constant<
bool,
// clang-format off
// Converting from bool is always lossless
(kFromKind == kBool) ? true
// Converting between any other type kinds will be lossy if the type
// kinds are not the same.
: (kFromKind != kToKind) ? false
: (kFromKind == kInteger &&
// Converting between integers of different widths is allowed so long
// as the conversion does not go from signed to unsigned.
(((sizeof(From) < sizeof(To)) &&
!(std::is_signed<From>::value && !std::is_signed<To>::value)) ||
// Converting between integers of the same width only requires the
// two types to have the same signedness.
((sizeof(From) == sizeof(To)) &&
(std::is_signed<From>::value == std::is_signed<To>::value)))
) ? true
// Floating point conversions are lossless if and only if `To` is at least
// as wide as `From`.
: (kFromKind == kFloatingPoint && (sizeof(From) <= sizeof(To))) ? true
: false
// clang-format on
>;
// Converting bool to bool is lossless.
template <>
struct LosslessArithmeticConvertibleImpl<kBool, bool, kBool, bool>
: public true_type {}; // NOLINT
// Converting bool to any integer type is lossless.
template <typename To>
struct LosslessArithmeticConvertibleImpl<kBool, bool, kInteger, To>
: public true_type {}; // NOLINT
// Converting bool to any floating-point type is lossless.
template <typename To>
struct LosslessArithmeticConvertibleImpl<kBool, bool, kFloatingPoint, To>
: public true_type {}; // NOLINT
// Converting an integer to bool is lossy.
template <typename From>
struct LosslessArithmeticConvertibleImpl<kInteger, From, kBool, bool>
: public false_type {}; // NOLINT
// Converting an integer to another non-bool integer is lossless iff
// the target type's range encloses the source type's range.
template <typename From, typename To>
struct LosslessArithmeticConvertibleImpl<kInteger, From, kInteger, To>
: public bool_constant<
// When converting from a smaller size to a larger size, we are
// fine as long as we are not converting from signed to unsigned.
((sizeof(From) < sizeof(To)) &&
(!GMOCK_IS_SIGNED_(From) || GMOCK_IS_SIGNED_(To))) ||
// When converting between the same size, the signedness must match.
((sizeof(From) == sizeof(To)) &&
(GMOCK_IS_SIGNED_(From) == GMOCK_IS_SIGNED_(To)))> {}; // NOLINT
#undef GMOCK_IS_SIGNED_
// Converting an integer to a floating-point type may be lossy, since
// the format of a floating-point number is implementation-defined.
template <typename From, typename To>
struct LosslessArithmeticConvertibleImpl<kInteger, From, kFloatingPoint, To>
: public false_type {}; // NOLINT
// Converting a floating-point to bool is lossy.
template <typename From>
struct LosslessArithmeticConvertibleImpl<kFloatingPoint, From, kBool, bool>
: public false_type {}; // NOLINT
// Converting a floating-point to an integer is lossy.
template <typename From, typename To>
struct LosslessArithmeticConvertibleImpl<kFloatingPoint, From, kInteger, To>
: public false_type {}; // NOLINT
// Converting a floating-point to another floating-point is lossless
// iff the target type is at least as big as the source type.
template <typename From, typename To>
struct LosslessArithmeticConvertibleImpl<
kFloatingPoint, From, kFloatingPoint, To>
: public bool_constant<sizeof(From) <= sizeof(To)> {}; // NOLINT
// LosslessArithmeticConvertible<From, To>::value is true iff arithmetic
// type From can be losslessly converted to arithmetic type To.
// LosslessArithmeticConvertible<From, To>::value is true if and only if
// arithmetic type From can be losslessly converted to arithmetic type To.
//
// It's the user's responsibility to ensure that both From and To are
// raw (i.e. has no CV modifier, is not a pointer, and is not a
// reference) built-in arithmetic types; the value is
// implementation-defined when the above pre-condition is violated.
template <typename From, typename To>
struct LosslessArithmeticConvertible
: public LosslessArithmeticConvertibleImpl<
GMOCK_KIND_OF_(From), From, GMOCK_KIND_OF_(To), To> {}; // NOLINT
using LosslessArithmeticConvertible =
LosslessArithmeticConvertibleImpl<GMOCK_KIND_OF_(From), From,
GMOCK_KIND_OF_(To), To>;
// This interface knows how to report a Google Mock failure (either
// non-fatal or fatal).
@@ -267,7 +199,7 @@ class FailureReporterInterface {
// Reports a failure that occurred at the given source file location.
virtual void ReportFailure(FailureType type, const char* file, int line,
const string& message) = 0;
const std::string& message) = 0;
};
// Returns the failure reporter used by Google Mock.
@@ -279,7 +211,7 @@ GTEST_API_ FailureReporterInterface* GetFailureReporter();
// inline this function to prevent it from showing up in the stack
// trace.
inline void Assert(bool condition, const char* file, int line,
const string& msg) {
const std::string& msg) {
if (!condition) {
GetFailureReporter()->ReportFailure(FailureReporterInterface::kFatal,
file, line, msg);
@@ -292,7 +224,7 @@ inline void Assert(bool condition, const char* file, int line) {
// Verifies that condition is true; generates a non-fatal failure if
// condition is false.
inline void Expect(bool condition, const char* file, int line,
const string& msg) {
const std::string& msg) {
if (!condition) {
GetFailureReporter()->ReportFailure(FailureReporterInterface::kNonfatal,
file, line, msg);
@@ -317,52 +249,37 @@ const char kWarningVerbosity[] = "warning";
// No logs are printed.
const char kErrorVerbosity[] = "error";
// Returns true iff a log with the given severity is visible according
// to the --gmock_verbose flag.
// Returns true if and only if a log with the given severity is visible
// according to the --gmock_verbose flag.
GTEST_API_ bool LogIsVisible(LogSeverity severity);
// Prints the given message to stdout iff 'severity' >= the level
// Prints the given message to stdout if and only if 'severity' >= the level
// specified by the --gmock_verbose flag. If stack_frames_to_skip >=
// 0, also prints the stack trace excluding the top
// stack_frames_to_skip frames. In opt mode, any positive
// stack_frames_to_skip is treated as 0, since we don't know which
// function calls will be inlined by the compiler and need to be
// conservative.
GTEST_API_ void Log(LogSeverity severity,
const string& message,
GTEST_API_ void Log(LogSeverity severity, const std::string& message,
int stack_frames_to_skip);
// TODO(wan@google.com): group all type utilities together.
// Type traits.
// is_reference<T>::value is non-zero iff T is a reference type.
template <typename T> struct is_reference : public false_type {};
template <typename T> struct is_reference<T&> : public true_type {};
// type_equals<T1, T2>::value is non-zero iff T1 and T2 are the same type.
template <typename T1, typename T2> struct type_equals : public false_type {};
template <typename T> struct type_equals<T, T> : public true_type {};
// 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
// DecayArray<T>::type turns an array type U[N] to const U* and preserves
// other types. Useful for saving a copy of a function argument.
template <typename T> struct DecayArray { typedef T type; }; // NOLINT
template <typename T, size_t N> struct DecayArray<T[N]> {
typedef const T* type;
};
// Sometimes people use arrays whose size is not available at the use site
// (e.g. extern const char kNamePrefix[]). This specialization covers that
// case.
template <typename T> struct DecayArray<T[]> {
typedef const T* type;
// 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 GTEST_API_ WithoutMatchers GetWithoutMatchers();
};
// Internal use only: access the singleton instance of WithoutMatchers.
GTEST_API_ WithoutMatchers GetWithoutMatchers();
// Disable MSVC warnings for infinite recursion, since in this case the
// the recursion is unreachable.
// recursion is unreachable.
#ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable:4717)
@@ -409,9 +326,8 @@ class StlContainerView {
typedef const type& const_reference;
static const_reference ConstReference(const RawContainer& container) {
// Ensures that RawContainer is not a const type.
testing::StaticAssertTypeEq<RawContainer,
GTEST_REMOVE_CONST_(RawContainer)>();
static_assert(!std::is_const<RawContainer>::value,
"RawContainer type must not be const");
return container;
}
static type Copy(const RawContainer& container) { return container; }
@@ -421,7 +337,7 @@ class StlContainerView {
template <typename Element, size_t N>
class StlContainerView<Element[N]> {
public:
typedef GTEST_REMOVE_CONST_(Element) RawElement;
typedef typename std::remove_const<Element>::type RawElement;
typedef internal::NativeArray<RawElement> type;
// NativeArray<T> can represent a native array either by value or by
// reference (selected by a constructor argument), so 'const type'
@@ -431,53 +347,33 @@ class StlContainerView<Element[N]> {
typedef const type const_reference;
static const_reference ConstReference(const Element (&array)[N]) {
// Ensures that Element is not a const type.
testing::StaticAssertTypeEq<Element, RawElement>();
#if GTEST_OS_SYMBIAN
// The Nokia Symbian compiler confuses itself in template instantiation
// for this call without the cast to Element*:
// function call '[testing::internal::NativeArray<char *>].NativeArray(
// {lval} const char *[4], long, testing::internal::RelationToSource)'
// does not match
// 'testing::internal::NativeArray<char *>::NativeArray(
// char *const *, unsigned int, testing::internal::RelationToSource)'
// (instantiating: 'testing::internal::ContainsMatcherImpl
// <const char * (&)[4]>::Matches(const char * (&)[4]) const')
// (instantiating: 'testing::internal::StlContainerView<char *[4]>::
// ConstReference(const char * (&)[4])')
// (and though the N parameter type is mismatched in the above explicit
// conversion of it doesn't help - only the conversion of the array).
return type(const_cast<Element*>(&array[0]), N,
RelationToSourceReference());
#else
static_assert(std::is_same<Element, RawElement>::value,
"Element type must not be const");
return type(array, N, RelationToSourceReference());
#endif // GTEST_OS_SYMBIAN
}
static type Copy(const Element (&array)[N]) {
#if GTEST_OS_SYMBIAN
return type(const_cast<Element*>(&array[0]), N, RelationToSourceCopy());
#else
return type(array, N, RelationToSourceCopy());
#endif // GTEST_OS_SYMBIAN
}
};
// This specialization is used when RawContainer is a native array
// represented as a (pointer, size) tuple.
template <typename ElementPointer, typename Size>
class StlContainerView< ::testing::tuple<ElementPointer, Size> > {
class StlContainerView< ::std::tuple<ElementPointer, Size> > {
public:
typedef GTEST_REMOVE_CONST_(
typename internal::PointeeOf<ElementPointer>::type) RawElement;
typedef typename std::remove_const<
typename std::pointer_traits<ElementPointer>::element_type>::type
RawElement;
typedef internal::NativeArray<RawElement> type;
typedef const type const_reference;
static const_reference ConstReference(
const ::testing::tuple<ElementPointer, Size>& array) {
return type(get<0>(array), get<1>(array), RelationToSourceReference());
const ::std::tuple<ElementPointer, Size>& array) {
return type(std::get<0>(array), std::get<1>(array),
RelationToSourceReference());
}
static type Copy(const ::testing::tuple<ElementPointer, Size>& array) {
return type(get<0>(array), get<1>(array), RelationToSourceCopy());
static type Copy(const ::std::tuple<ElementPointer, Size>& array) {
return type(std::get<0>(array), std::get<1>(array), RelationToSourceCopy());
}
};
@@ -499,13 +395,65 @@ struct RemoveConstFromKey<std::pair<const K, V> > {
typedef std::pair<K, V> type;
};
// Mapping from booleans to types. Similar to boost::bool_<kValue> and
// std::integral_constant<bool, kValue>.
template <bool kValue>
struct BooleanConstant {};
// Emit an assertion failure due to incorrect DoDefault() usage. Out-of-lined to
// reduce code size.
GTEST_API_ void IllegalDoDefault(const char* file, int line);
template <typename F, typename Tuple, size_t... Idx>
auto ApplyImpl(F&& f, Tuple&& args, IndexSequence<Idx...>) -> decltype(
std::forward<F>(f)(std::get<Idx>(std::forward<Tuple>(args))...)) {
return std::forward<F>(f)(std::get<Idx>(std::forward<Tuple>(args))...);
}
// Apply the function to a tuple of arguments.
template <typename F, typename Tuple>
auto Apply(F&& f, Tuple&& args) -> decltype(
ApplyImpl(std::forward<F>(f), std::forward<Tuple>(args),
MakeIndexSequence<std::tuple_size<
typename std::remove_reference<Tuple>::type>::value>())) {
return ApplyImpl(std::forward<F>(f), std::forward<Tuple>(args),
MakeIndexSequence<std::tuple_size<
typename std::remove_reference<Tuple>::type>::value>());
}
// Template struct Function<F>, where F must be a function type, contains
// the following typedefs:
//
// Result: the function's return type.
// Arg<N>: the type of the N-th argument, where N starts with 0.
// ArgumentTuple: the tuple type consisting of all parameters of F.
// ArgumentMatcherTuple: the tuple type consisting of Matchers for all
// parameters of F.
// MakeResultVoid: the function type obtained by substituting void
// for the return type of F.
// MakeResultIgnoredValue:
// the function type obtained by substituting Something
// for the return type of F.
template <typename T>
struct Function;
template <typename R, typename... Args>
struct Function<R(Args...)> {
using Result = R;
static constexpr size_t ArgumentCount = sizeof...(Args);
template <size_t I>
using Arg = ElemFromList<I, Args...>;
using ArgumentTuple = std::tuple<Args...>;
using ArgumentMatcherTuple = std::tuple<Matcher<Args>...>;
using MakeResultVoid = void(Args...);
using MakeResultIgnoredValue = IgnoredValue(Args...);
};
template <typename R, typename... Args>
constexpr size_t Function<R(Args...)>::ArgumentCount;
bool Base64Unescape(const std::string& encoded, std::string* decoded);
#ifdef _MSC_VER
# pragma warning(pop)
#endif
} // namespace internal
} // namespace testing
#endif // GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_INTERNAL_UTILS_H_
#endif // GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_INTERNAL_UTILS_H_