diff options
Diffstat (limited to 'extern/gtest/include/gtest/internal/gtest-internal.h')
| -rw-r--r-- | extern/gtest/include/gtest/internal/gtest-internal.h | 192 |
1 files changed, 136 insertions, 56 deletions
diff --git a/extern/gtest/include/gtest/internal/gtest-internal.h b/extern/gtest/include/gtest/internal/gtest-internal.h index 0dcc3a3194f..ebd1cf615de 100644 --- a/extern/gtest/include/gtest/internal/gtest-internal.h +++ b/extern/gtest/include/gtest/internal/gtest-internal.h @@ -55,7 +55,10 @@ #include <string.h> #include <iomanip> #include <limits> +#include <map> #include <set> +#include <string> +#include <vector> #include "gtest/gtest-message.h" #include "gtest/internal/gtest-string.h" @@ -97,9 +100,6 @@ class ScopedTrace; // Implements scoped trace. class TestInfoImpl; // Opaque implementation of TestInfo class UnitTestImpl; // Opaque implementation of UnitTest -// How many times InitGoogleTest() has been called. -GTEST_API_ extern int g_init_gtest_count; - // The text used in failure messages to indicate the start of the // stack trace. GTEST_API_ extern const char kStackTraceMarker[]; @@ -171,6 +171,36 @@ class GTEST_API_ ScopedTrace { // c'tor and d'tor. Therefore it doesn't // need to be used otherwise. +namespace edit_distance { +// Returns the optimal edits to go from 'left' to 'right'. +// All edits cost the same, with replace having lower priority than +// add/remove. +// Simple implementation of the Wagner–Fischer algorithm. +// See http://en.wikipedia.org/wiki/Wagner-Fischer_algorithm +enum EditType { kMatch, kAdd, kRemove, kReplace }; +GTEST_API_ std::vector<EditType> CalculateOptimalEdits( + const std::vector<size_t>& left, const std::vector<size_t>& right); + +// Same as above, but the input is represented as strings. +GTEST_API_ std::vector<EditType> CalculateOptimalEdits( + const std::vector<std::string>& left, + const std::vector<std::string>& right); + +// Create a diff of the input strings in Unified diff format. +GTEST_API_ std::string CreateUnifiedDiff(const std::vector<std::string>& left, + const std::vector<std::string>& right, + size_t context = 2); + +} // namespace edit_distance + +// Calculate the diff between 'left' and 'right' and return it in unified diff +// format. +// If not null, stores in 'total_line_count' the total number of lines found +// in left + right. +GTEST_API_ std::string DiffStrings(const std::string& left, + const std::string& right, + size_t* total_line_count); + // Constructs and returns the message for an equality assertion // (e.g. ASSERT_EQ, EXPECT_STREQ, etc) failure. // @@ -471,6 +501,13 @@ GTEST_API_ AssertionResult IsHRESULTFailure(const char* expr, typedef void (*SetUpTestCaseFunc)(); typedef void (*TearDownTestCaseFunc)(); +struct CodeLocation { + CodeLocation(const string& a_file, int a_line) : file(a_file), line(a_line) {} + + string file; + int line; +}; + // Creates a new TestInfo object and registers it with Google Test; // returns the created object. // @@ -482,6 +519,7 @@ typedef void (*TearDownTestCaseFunc)(); // this is not a typed or a type-parameterized test. // 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 // set_up_tc: pointer to the function that sets up the test case // tear_down_tc: pointer to the function that tears down the test case @@ -493,6 +531,7 @@ GTEST_API_ TestInfo* MakeAndRegisterTestInfo( const char* name, const char* type_param, const char* value_param, + CodeLocation code_location, TypeId fixture_class_id, SetUpTestCaseFunc set_up_tc, TearDownTestCaseFunc tear_down_tc, @@ -522,10 +561,21 @@ class GTEST_API_ TypedTestCasePState { fflush(stderr); posix::Abort(); } - defined_test_names_.insert(test_name); + registered_tests_.insert( + ::std::make_pair(test_name, CodeLocation(file, line))); return true; } + bool TestExists(const std::string& test_name) const { + return registered_tests_.count(test_name) > 0; + } + + const CodeLocation& GetCodeLocation(const std::string& test_name) const { + RegisteredTestsMap::const_iterator it = registered_tests_.find(test_name); + GTEST_CHECK_(it != registered_tests_.end()); + return it->second; + } + // Verifies that registered_tests match the test names in // defined_test_names_; returns registered_tests if successful, or // aborts the program otherwise. @@ -533,8 +583,10 @@ class GTEST_API_ TypedTestCasePState { const char* file, int line, const char* registered_tests); private: + typedef ::std::map<std::string, CodeLocation> RegisteredTestsMap; + bool registered_; - ::std::set<const char*> defined_test_names_; + RegisteredTestsMap registered_tests_; }; // Skips to the first non-space char after the first comma in 'str'; @@ -555,6 +607,11 @@ inline std::string GetPrefixUntilComma(const char* str) { return comma == NULL ? str : std::string(str, comma); } +// Splits a given string on a given delimiter, populating a given +// vector with the fields. +void SplitString(const ::std::string& str, char delimiter, + ::std::vector< ::std::string>* dest); + // TypeParameterizedTest<Fixture, TestSel, Types>::Register() // registers a list of type-parameterized tests with Google Test. The // return value is insignificant - we just need to return something @@ -569,8 +626,10 @@ class TypeParameterizedTest { // specified in INSTANTIATE_TYPED_TEST_CASE_P(Prefix, TestCase, // Types). Valid values for 'index' are [0, N - 1] where N is the // length of Types. - static bool Register(const char* prefix, const char* case_name, - const char* test_names, int index) { + static bool Register(const char* prefix, + CodeLocation code_location, + const char* case_name, const char* test_names, + int index) { typedef typename Types::Head Type; typedef Fixture<Type> FixtureClass; typedef typename GTEST_BIND_(TestSel, Type) TestClass; @@ -580,9 +639,10 @@ class TypeParameterizedTest { MakeAndRegisterTestInfo( (std::string(prefix) + (prefix[0] == '\0' ? "" : "/") + case_name + "/" + StreamableToString(index)).c_str(), - GetPrefixUntilComma(test_names).c_str(), + StripTrailingSpaces(GetPrefixUntilComma(test_names)).c_str(), GetTypeName<Type>().c_str(), NULL, // No value parameter. + code_location, GetTypeId<FixtureClass>(), TestClass::SetUpTestCase, TestClass::TearDownTestCase, @@ -590,7 +650,7 @@ class TypeParameterizedTest { // Next, recurses (at compile time) with the tail of the type list. return TypeParameterizedTest<Fixture, TestSel, typename Types::Tail> - ::Register(prefix, case_name, test_names, index + 1); + ::Register(prefix, code_location, case_name, test_names, index + 1); } }; @@ -598,8 +658,9 @@ class TypeParameterizedTest { template <GTEST_TEMPLATE_ Fixture, class TestSel> class TypeParameterizedTest<Fixture, TestSel, Types0> { public: - static bool Register(const char* /*prefix*/, const char* /*case_name*/, - const char* /*test_names*/, int /*index*/) { + static bool Register(const char* /*prefix*/, CodeLocation, + const char* /*case_name*/, const char* /*test_names*/, + int /*index*/) { return true; } }; @@ -611,17 +672,31 @@ class TypeParameterizedTest<Fixture, TestSel, Types0> { template <GTEST_TEMPLATE_ Fixture, typename Tests, typename Types> class TypeParameterizedTestCase { public: - static bool Register(const char* prefix, const char* case_name, - const char* test_names) { + static bool Register(const char* prefix, CodeLocation code_location, + const TypedTestCasePState* state, + const char* case_name, const char* test_names) { + std::string test_name = StripTrailingSpaces( + GetPrefixUntilComma(test_names)); + if (!state->TestExists(test_name)) { + fprintf(stderr, "Failed to get code location for test %s.%s at %s.", + case_name, test_name.c_str(), + FormatFileLocation(code_location.file.c_str(), + code_location.line).c_str()); + fflush(stderr); + posix::Abort(); + } + const CodeLocation& test_location = state->GetCodeLocation(test_name); + typedef typename Tests::Head Head; // First, register the first test in 'Test' for each type in 'Types'. TypeParameterizedTest<Fixture, Head, Types>::Register( - prefix, case_name, test_names, 0); + prefix, test_location, case_name, test_names, 0); // Next, recurses (at compile time) with the tail of the test list. return TypeParameterizedTestCase<Fixture, typename Tests::Tail, Types> - ::Register(prefix, case_name, SkipComma(test_names)); + ::Register(prefix, code_location, state, + case_name, SkipComma(test_names)); } }; @@ -629,8 +704,9 @@ class TypeParameterizedTestCase { template <GTEST_TEMPLATE_ Fixture, typename Types> class TypeParameterizedTestCase<Fixture, Templates0, Types> { public: - static bool Register(const char* /*prefix*/, const char* /*case_name*/, - const char* /*test_names*/) { + static bool Register(const char* /*prefix*/, CodeLocation, + const TypedTestCasePState* /*state*/, + const char* /*case_name*/, const char* /*test_names*/) { return true; } }; @@ -784,7 +860,7 @@ class ImplicitlyConvertible { // MakeFrom() is an expression whose type is From. We cannot simply // use From(), as the type From may not have a public default // constructor. - static From MakeFrom(); + static typename AddReference<From>::type MakeFrom(); // These two functions are overloaded. Given an expression // Helper(x), the compiler will pick the first version if x can be @@ -802,25 +878,20 @@ class ImplicitlyConvertible { // We have to put the 'public' section after the 'private' section, // or MSVC refuses to compile the code. public: - // MSVC warns about implicitly converting from double to int for - // possible loss of data, so we need to temporarily disable the - // warning. -#ifdef _MSC_VER -# pragma warning(push) // Saves the current warning state. -# pragma warning(disable:4244) // Temporarily disables warning 4244. - - static const bool value = - sizeof(Helper(ImplicitlyConvertible::MakeFrom())) == 1; -# pragma warning(pop) // Restores the warning state. -#elif defined(__BORLANDC__) +#if defined(__BORLANDC__) // C++Builder cannot use member overload resolution during template // instantiation. The simplest workaround is to use its C++0x type traits // functions (C++Builder 2009 and above only). static const bool value = __is_convertible(From, To); #else + // MSVC warns about implicitly converting from double to int for + // possible loss of data, so we need to temporarily disable the + // warning. + GTEST_DISABLE_MSC_WARNINGS_PUSH_(4244) static const bool value = sizeof(Helper(ImplicitlyConvertible::MakeFrom())) == 1; -#endif // _MSV_VER + GTEST_DISABLE_MSC_WARNINGS_POP_() +#endif // __BORLANDC__ }; template <typename From, typename To> const bool ImplicitlyConvertible<From, To>::value; @@ -946,11 +1017,10 @@ void CopyArray(const T* from, size_t size, U* to) { // The relation between an NativeArray object (see below) and the // native array it represents. -enum RelationToSource { - kReference, // The NativeArray references the native array. - kCopy // The NativeArray makes a copy of the native array and - // owns the copy. -}; +// We use 2 different structs to allow non-copyable types to be used, as long +// as RelationToSourceReference() is passed. +struct RelationToSourceReference {}; +struct RelationToSourceCopy {}; // Adapts a native array to a read-only STL-style container. Instead // of the complete STL container concept, this adaptor only implements @@ -968,22 +1038,23 @@ class NativeArray { typedef Element* iterator; typedef const Element* const_iterator; - // Constructs from a native array. - NativeArray(const Element* array, size_t count, RelationToSource relation) { - Init(array, count, relation); + // Constructs from a native array. References the source. + NativeArray(const Element* array, size_t count, RelationToSourceReference) { + InitRef(array, count); + } + + // Constructs from a native array. Copies the source. + NativeArray(const Element* array, size_t count, RelationToSourceCopy) { + InitCopy(array, count); } // Copy constructor. NativeArray(const NativeArray& rhs) { - Init(rhs.array_, rhs.size_, rhs.relation_to_source_); + (this->*rhs.clone_)(rhs.array_, rhs.size_); } ~NativeArray() { - // Ensures that the user doesn't instantiate NativeArray with a - // const or reference type. - static_cast<void>(StaticAssertTypeEqHelper<Element, - GTEST_REMOVE_REFERENCE_AND_CONST_(Element)>()); - if (relation_to_source_ == kCopy) + if (clone_ != &NativeArray::InitRef) delete[] array_; } @@ -997,23 +1068,30 @@ class NativeArray { } private: - // Initializes this object; makes a copy of the input array if - // 'relation' is kCopy. - void Init(const Element* array, size_t a_size, RelationToSource relation) { - if (relation == kReference) { - array_ = array; - } else { - Element* const copy = new Element[a_size]; - CopyArray(array, a_size, copy); - array_ = copy; - } + enum { + kCheckTypeIsNotConstOrAReference = StaticAssertTypeEqHelper< + Element, GTEST_REMOVE_REFERENCE_AND_CONST_(Element)>::value, + }; + + // Initializes this object with a copy of the input. + void InitCopy(const Element* array, size_t a_size) { + Element* const copy = new Element[a_size]; + CopyArray(array, a_size, copy); + array_ = copy; size_ = a_size; - relation_to_source_ = relation; + clone_ = &NativeArray::InitCopy; + } + + // Initializes this object with a reference of the input. + void InitRef(const Element* array, size_t a_size) { + array_ = array; + size_ = a_size; + clone_ = &NativeArray::InitRef; } const Element* array_; size_t size_; - RelationToSource relation_to_source_; + void (NativeArray::*clone_)(const Element*, size_t); GTEST_DISALLOW_ASSIGN_(NativeArray); }; @@ -1148,6 +1226,7 @@ class GTEST_TEST_CLASS_NAME_(test_case_name, test_name) : public parent_class {\ ::test_info_ =\ ::testing::internal::MakeAndRegisterTestInfo(\ #test_case_name, #test_name, NULL, NULL, \ + ::testing::internal::CodeLocation(__FILE__, __LINE__), \ (parent_id), \ parent_class::SetUpTestCase, \ parent_class::TearDownTestCase, \ @@ -1156,3 +1235,4 @@ class GTEST_TEST_CLASS_NAME_(test_case_name, test_name) : public parent_class {\ void GTEST_TEST_CLASS_NAME_(test_case_name, test_name)::TestBody() #endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_ + |