diff options
Diffstat (limited to 'extern/gtest/include/gtest/internal/gtest-death-test-internal.h')
| -rw-r--r-- | extern/gtest/include/gtest/internal/gtest-death-test-internal.h | 175 |
1 files changed, 80 insertions, 95 deletions
diff --git a/extern/gtest/include/gtest/internal/gtest-death-test-internal.h b/extern/gtest/include/gtest/internal/gtest-death-test-internal.h index 2b3a78f5bf8..68bd3530618 100644 --- a/extern/gtest/include/gtest/internal/gtest-death-test-internal.h +++ b/extern/gtest/include/gtest/internal/gtest-death-test-internal.h @@ -27,19 +27,20 @@ // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // -// Authors: wan@google.com (Zhanyong Wan), eefacm@gmail.com (Sean Mcafee) -// -// The Google C++ Testing Framework (Google Test) +// The Google C++ Testing and Mocking Framework (Google Test) // // This header file defines internal utilities needed for implementing // death tests. They are subject to change without notice. +// GOOGLETEST_CM0001 DO NOT DELETE #ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_ #define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_ +#include "gtest/gtest-matchers.h" #include "gtest/internal/gtest-internal.h" #include <stdio.h> +#include <memory> namespace testing { namespace internal { @@ -53,6 +54,9 @@ const char kInternalRunDeathTestFlag[] = "internal_run_death_test"; #if GTEST_HAS_DEATH_TEST +GTEST_DISABLE_MSC_WARNINGS_PUSH_(4251 \ +/* class A needs to have dll-interface to be used by clients of class B */) + // DeathTest is a class that hides much of the complexity of the // GTEST_DEATH_TEST_ macro. It is abstract; its static Create method // returns a concrete class that depends on the prevailing death test @@ -76,7 +80,7 @@ class GTEST_API_ DeathTest { // argument is set. If the death test should be skipped, the pointer // is set to NULL; otherwise, it is set to the address of a new concrete // DeathTest object that controls the execution of the current test. - static bool Create(const char* statement, const RE* regex, + static bool Create(const char* statement, Matcher<const std::string&> matcher, const char* file, int line, DeathTest** test); DeathTest(); virtual ~DeathTest() { } @@ -136,25 +140,50 @@ class GTEST_API_ DeathTest { GTEST_DISALLOW_COPY_AND_ASSIGN_(DeathTest); }; +GTEST_DISABLE_MSC_WARNINGS_POP_() // 4251 + // Factory interface for death tests. May be mocked out for testing. class DeathTestFactory { public: virtual ~DeathTestFactory() { } - virtual bool Create(const char* statement, const RE* regex, - const char* file, int line, DeathTest** test) = 0; + virtual bool Create(const char* statement, + Matcher<const std::string&> matcher, const char* file, + int line, DeathTest** test) = 0; }; // A concrete DeathTestFactory implementation for normal use. class DefaultDeathTestFactory : public DeathTestFactory { public: - virtual bool Create(const char* statement, const RE* regex, - const char* file, int line, DeathTest** test); + bool Create(const char* statement, Matcher<const std::string&> matcher, + const char* file, int line, DeathTest** test) override; }; // Returns true if exit_status describes a process that was terminated // by a signal, or exited normally with a nonzero exit code. GTEST_API_ bool ExitedUnsuccessfully(int exit_status); +// A string passed to EXPECT_DEATH (etc.) is caught by one of these overloads +// and interpreted as a regex (rather than an Eq matcher) for legacy +// compatibility. +inline Matcher<const ::std::string&> MakeDeathTestMatcher( + ::testing::internal::RE regex) { + return ContainsRegex(regex.pattern()); +} +inline Matcher<const ::std::string&> MakeDeathTestMatcher(const char* regex) { + return ContainsRegex(regex); +} +inline Matcher<const ::std::string&> MakeDeathTestMatcher( + const ::std::string& regex) { + return ContainsRegex(regex); +} + +// If a Matcher<const ::std::string&> is passed to EXPECT_DEATH (etc.), it's +// used directly. +inline Matcher<const ::std::string&> MakeDeathTestMatcher( + Matcher<const ::std::string&> matcher) { + return matcher; +} + // Traps C++ exceptions escaping statement and reports them as test // failures. Note that trapping SEH exceptions is not implemented here. # if GTEST_HAS_EXCEPTIONS @@ -182,50 +211,53 @@ GTEST_API_ bool ExitedUnsuccessfully(int exit_status); // This macro is for implementing ASSERT_DEATH*, EXPECT_DEATH*, // ASSERT_EXIT*, and EXPECT_EXIT*. -# define GTEST_DEATH_TEST_(statement, predicate, regex, fail) \ - GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ - if (::testing::internal::AlwaysTrue()) { \ - const ::testing::internal::RE& gtest_regex = (regex); \ - ::testing::internal::DeathTest* gtest_dt; \ - if (!::testing::internal::DeathTest::Create(#statement, >est_regex, \ - __FILE__, __LINE__, >est_dt)) { \ - goto GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__); \ - } \ - if (gtest_dt != NULL) { \ - ::testing::internal::scoped_ptr< ::testing::internal::DeathTest> \ - gtest_dt_ptr(gtest_dt); \ - switch (gtest_dt->AssumeRole()) { \ - case ::testing::internal::DeathTest::OVERSEE_TEST: \ - if (!gtest_dt->Passed(predicate(gtest_dt->Wait()))) { \ - goto GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__); \ - } \ - break; \ - case ::testing::internal::DeathTest::EXECUTE_TEST: { \ - ::testing::internal::DeathTest::ReturnSentinel \ - gtest_sentinel(gtest_dt); \ - GTEST_EXECUTE_DEATH_TEST_STATEMENT_(statement, gtest_dt); \ - gtest_dt->Abort(::testing::internal::DeathTest::TEST_DID_NOT_DIE); \ - break; \ - } \ - default: \ - break; \ - } \ - } \ - } else \ - GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__): \ - fail(::testing::internal::DeathTest::LastMessage()) +#define GTEST_DEATH_TEST_(statement, predicate, regex_or_matcher, fail) \ + GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ + if (::testing::internal::AlwaysTrue()) { \ + ::testing::internal::DeathTest* gtest_dt; \ + if (!::testing::internal::DeathTest::Create( \ + #statement, \ + ::testing::internal::MakeDeathTestMatcher(regex_or_matcher), \ + __FILE__, __LINE__, >est_dt)) { \ + goto GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__); \ + } \ + if (gtest_dt != nullptr) { \ + std::unique_ptr< ::testing::internal::DeathTest> gtest_dt_ptr(gtest_dt); \ + switch (gtest_dt->AssumeRole()) { \ + case ::testing::internal::DeathTest::OVERSEE_TEST: \ + if (!gtest_dt->Passed(predicate(gtest_dt->Wait()))) { \ + goto GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__); \ + } \ + break; \ + case ::testing::internal::DeathTest::EXECUTE_TEST: { \ + ::testing::internal::DeathTest::ReturnSentinel gtest_sentinel( \ + gtest_dt); \ + GTEST_EXECUTE_DEATH_TEST_STATEMENT_(statement, gtest_dt); \ + gtest_dt->Abort(::testing::internal::DeathTest::TEST_DID_NOT_DIE); \ + break; \ + } \ + default: \ + break; \ + } \ + } \ + } else \ + GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__) \ + : fail(::testing::internal::DeathTest::LastMessage()) // The symbol "fail" here expands to something into which a message // can be streamed. // This macro is for implementing ASSERT/EXPECT_DEBUG_DEATH when compiled in -// NDEBUG mode. In this case we need the statements to be executed, the regex is -// ignored, and the macro must accept a streamed message even though the message -// is never printed. -# define GTEST_EXECUTE_STATEMENT_(statement, regex) \ - GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ - if (::testing::internal::AlwaysTrue()) { \ - GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ - } else \ +// NDEBUG mode. In this case we need the statements to be executed and the macro +// must accept a streamed message even though the message is never printed. +// The regex object is not evaluated, but it is used to prevent "unused" +// warnings and to avoid an expression that doesn't compile in debug mode. +#define GTEST_EXECUTE_STATEMENT_(statement, regex_or_matcher) \ + GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ + if (::testing::internal::AlwaysTrue()) { \ + GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ + } else if (!::testing::internal::AlwaysTrue()) { \ + ::testing::internal::MakeDeathTestMatcher(regex_or_matcher); \ + } else \ ::testing::Message() // A class representing the parsed contents of the @@ -264,53 +296,6 @@ class InternalRunDeathTestFlag { // the flag is specified; otherwise returns NULL. InternalRunDeathTestFlag* ParseInternalRunDeathTestFlag(); -#else // GTEST_HAS_DEATH_TEST - -// This macro is used for implementing macros such as -// EXPECT_DEATH_IF_SUPPORTED and ASSERT_DEATH_IF_SUPPORTED on systems where -// death tests are not supported. Those macros must compile on such systems -// iff EXPECT_DEATH and ASSERT_DEATH compile with the same parameters on -// systems that support death tests. This allows one to write such a macro -// on a system that does not support death tests and be sure that it will -// compile on a death-test supporting system. -// -// Parameters: -// statement - A statement that a macro such as EXPECT_DEATH would test -// for program termination. This macro has to make sure this -// statement is compiled but not executed, to ensure that -// EXPECT_DEATH_IF_SUPPORTED compiles with a certain -// parameter iff EXPECT_DEATH compiles with it. -// regex - A regex that a macro such as EXPECT_DEATH would use to test -// the output of statement. This parameter has to be -// compiled but not evaluated by this macro, to ensure that -// this macro only accepts expressions that a macro such as -// EXPECT_DEATH would accept. -// terminator - Must be an empty statement for EXPECT_DEATH_IF_SUPPORTED -// and a return statement for ASSERT_DEATH_IF_SUPPORTED. -// This ensures that ASSERT_DEATH_IF_SUPPORTED will not -// compile inside functions where ASSERT_DEATH doesn't -// compile. -// -// The branch that has an always false condition is used to ensure that -// statement and regex are compiled (and thus syntactically correct) but -// never executed. The unreachable code macro protects the terminator -// statement from generating an 'unreachable code' warning in case -// statement unconditionally returns or throws. The Message constructor at -// the end allows the syntax of streaming additional messages into the -// macro, for compilational compatibility with EXPECT_DEATH/ASSERT_DEATH. -# define GTEST_UNSUPPORTED_DEATH_TEST_(statement, regex, terminator) \ - GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ - if (::testing::internal::AlwaysTrue()) { \ - GTEST_LOG_(WARNING) \ - << "Death tests are not supported on this platform.\n" \ - << "Statement '" #statement "' cannot be verified."; \ - } else if (::testing::internal::AlwaysFalse()) { \ - ::testing::internal::RE::PartialMatch(".*", (regex)); \ - GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \ - terminator; \ - } else \ - ::testing::Message() - #endif // GTEST_HAS_DEATH_TEST } // namespace internal |