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Diffstat (limited to 'src/gtest/internal/gtest-death-test-internal.h')
| -rw-r--r-- | src/gtest/internal/gtest-death-test-internal.h | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/src/gtest/internal/gtest-death-test-internal.h b/src/gtest/internal/gtest-death-test-internal.h deleted file mode 100644 index b49c6e47..00000000 --- a/src/gtest/internal/gtest-death-test-internal.h +++ /dev/null @@ -1,201 +0,0 @@ -// Copyright 2005, Google Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// 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. -// -// Authors: wan@google.com (Zhanyong Wan), eefacm@gmail.com (Sean Mcafee) -// -// The Google C++ Testing Framework (Google Test) -// -// This header file defines internal utilities needed for implementing -// death tests. They are subject to change without notice. - -#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_ -#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_ - -#include <gtest/internal/gtest-internal.h> - -namespace testing { -namespace internal { - -GTEST_DECLARE_string(internal_run_death_test); - -// Names of the flags (needed for parsing Google Test flags). -const char kDeathTestStyleFlag[] = "death_test_style"; -const char kInternalRunDeathTestFlag[] = "internal_run_death_test"; - -#ifdef GTEST_HAS_DEATH_TEST - -// 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 -// style, as defined by the --gtest_death_test_style and/or -// --gtest_internal_run_death_test flags. - -// In describing the results of death tests, these terms are used with -// the corresponding definitions: -// -// exit status: The integer exit information in the format specified -// by wait(2) -// exit code: The integer code passed to exit(3), _exit(2), or -// returned from main() -class DeathTest { - public: - // Create returns false if there was an error determining the - // appropriate action to take for the current death test; for example, - // if the gtest_death_test_style flag is set to an invalid value. - // The LastMessage method will return a more detailed message in that - // case. Otherwise, the DeathTest pointer pointed to by the "test" - // 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, - const char* file, int line, DeathTest** test); - DeathTest(); - virtual ~DeathTest() { } - - // A helper class that aborts a death test when it's deleted. - class ReturnSentinel { - public: - explicit ReturnSentinel(DeathTest* test) : test_(test) { } - ~ReturnSentinel() { test_->Abort(TEST_ENCOUNTERED_RETURN_STATEMENT); } - private: - DeathTest* const test_; - GTEST_DISALLOW_COPY_AND_ASSIGN(ReturnSentinel); - } GTEST_ATTRIBUTE_UNUSED; - - // An enumeration of possible roles that may be taken when a death - // test is encountered. EXECUTE means that the death test logic should - // be executed immediately. OVERSEE means that the program should prepare - // the appropriate environment for a child process to execute the death - // test, then wait for it to complete. - enum TestRole { OVERSEE_TEST, EXECUTE_TEST }; - - // An enumeration of the two reasons that a test might be aborted. - enum AbortReason { TEST_ENCOUNTERED_RETURN_STATEMENT, TEST_DID_NOT_DIE }; - - // Assumes one of the above roles. - virtual TestRole AssumeRole() = 0; - - // Waits for the death test to finish and returns its status. - virtual int Wait() = 0; - - // Returns true if the death test passed; that is, the test process - // exited during the test, its exit status matches a user-supplied - // predicate, and its stderr output matches a user-supplied regular - // expression. - // The user-supplied predicate may be a macro expression rather - // than a function pointer or functor, or else Wait and Passed could - // be combined. - virtual bool Passed(bool exit_status_ok) = 0; - - // Signals that the death test did not die as expected. - virtual void Abort(AbortReason reason) = 0; - - // Returns a human-readable outcome message regarding the outcome of - // the last death test. - static const char* LastMessage(); - - private: - GTEST_DISALLOW_COPY_AND_ASSIGN(DeathTest); -}; - -// 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; -}; - -// 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); -}; - -// Returns true if exit_status describes a process that was terminated -// by a signal, or exited normally with a nonzero exit code. -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 (true) { \ - 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); \ - { statement; } \ - gtest_dt->Abort(::testing::internal::DeathTest::TEST_DID_NOT_DIE); \ - 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. - -// A struct representing the parsed contents of the -// --gtest_internal_run_death_test flag, as it existed when -// RUN_ALL_TESTS was called. -struct InternalRunDeathTestFlag { - String file; - int line; - int index; - int status_fd; -}; - -// Returns a newly created InternalRunDeathTestFlag object with fields -// initialized from the GTEST_FLAG(internal_run_death_test) flag if -// the flag is specified; otherwise returns NULL. -InternalRunDeathTestFlag* ParseInternalRunDeathTestFlag(); - -#endif // GTEST_HAS_DEATH_TEST - -} // namespace internal -} // namespace testing - -#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_ |