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| #!/usr/bin/env python | |
| # | |
| # Copyright 2010 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. | |
| """Tests Google Test's exception catching behavior. | |
| This script invokes gtest_catch_exceptions_test_ and | |
| gtest_catch_exceptions_ex_test_ (programs written with | |
| Google Test) and verifies their output. | |
| """ | |
| __author__ = 'vladl@google.com (Vlad Losev)' | |
| import os | |
| import gtest_test_utils | |
| # Constants. | |
| FLAG_PREFIX = '--gtest_' | |
| LIST_TESTS_FLAG = FLAG_PREFIX + 'list_tests' | |
| NO_CATCH_EXCEPTIONS_FLAG = FLAG_PREFIX + 'catch_exceptions=0' | |
| FILTER_FLAG = FLAG_PREFIX + 'filter' | |
| # Path to the gtest_catch_exceptions_ex_test_ binary, compiled with | |
| # exceptions enabled. | |
| EX_EXE_PATH = gtest_test_utils.GetTestExecutablePath( | |
| 'gtest_catch_exceptions_ex_test_') | |
| # Path to the gtest_catch_exceptions_test_ binary, compiled with | |
| # exceptions disabled. | |
| EXE_PATH = gtest_test_utils.GetTestExecutablePath( | |
| 'gtest_catch_exceptions_no_ex_test_') | |
| environ = gtest_test_utils.environ | |
| SetEnvVar = gtest_test_utils.SetEnvVar | |
| # Tests in this file run a Google-Test-based test program and expect it | |
| # to terminate prematurely. Therefore they are incompatible with | |
| # the premature-exit-file protocol by design. Unset the | |
| # premature-exit filepath to prevent Google Test from creating | |
| # the file. | |
| SetEnvVar(gtest_test_utils.PREMATURE_EXIT_FILE_ENV_VAR, None) | |
| TEST_LIST = gtest_test_utils.Subprocess( | |
| [EXE_PATH, LIST_TESTS_FLAG], env=environ).output | |
| SUPPORTS_SEH_EXCEPTIONS = 'ThrowsSehException' in TEST_LIST | |
| if SUPPORTS_SEH_EXCEPTIONS: | |
| BINARY_OUTPUT = gtest_test_utils.Subprocess([EXE_PATH], env=environ).output | |
| EX_BINARY_OUTPUT = gtest_test_utils.Subprocess( | |
| [EX_EXE_PATH], env=environ).output | |
| # The tests. | |
| if SUPPORTS_SEH_EXCEPTIONS: | |
| # pylint:disable-msg=C6302 | |
| class CatchSehExceptionsTest(gtest_test_utils.TestCase): | |
| """Tests exception-catching behavior.""" | |
| def TestSehExceptions(self, test_output): | |
| self.assert_('SEH exception with code 0x2a thrown ' | |
| 'in the test fixture\'s constructor' | |
| in test_output) | |
| self.assert_('SEH exception with code 0x2a thrown ' | |
| 'in the test fixture\'s destructor' | |
| in test_output) | |
| self.assert_('SEH exception with code 0x2a thrown in SetUpTestCase()' | |
| in test_output) | |
| self.assert_('SEH exception with code 0x2a thrown in TearDownTestCase()' | |
| in test_output) | |
| self.assert_('SEH exception with code 0x2a thrown in SetUp()' | |
| in test_output) | |
| self.assert_('SEH exception with code 0x2a thrown in TearDown()' | |
| in test_output) | |
| self.assert_('SEH exception with code 0x2a thrown in the test body' | |
| in test_output) | |
| def testCatchesSehExceptionsWithCxxExceptionsEnabled(self): | |
| self.TestSehExceptions(EX_BINARY_OUTPUT) | |
| def testCatchesSehExceptionsWithCxxExceptionsDisabled(self): | |
| self.TestSehExceptions(BINARY_OUTPUT) | |
| class CatchCxxExceptionsTest(gtest_test_utils.TestCase): | |
| """Tests C++ exception-catching behavior. | |
| Tests in this test case verify that: | |
| * C++ exceptions are caught and logged as C++ (not SEH) exceptions | |
| * Exception thrown affect the remainder of the test work flow in the | |
| expected manner. | |
| """ | |
| def testCatchesCxxExceptionsInFixtureConstructor(self): | |
| self.assert_('C++ exception with description ' | |
| '"Standard C++ exception" thrown ' | |
| 'in the test fixture\'s constructor' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('unexpected' not in EX_BINARY_OUTPUT, | |
| 'This failure belongs in this test only if ' | |
| '"CxxExceptionInConstructorTest" (no quotes) ' | |
| 'appears on the same line as words "called unexpectedly"') | |
| if ('CxxExceptionInDestructorTest.ThrowsExceptionInDestructor' in | |
| EX_BINARY_OUTPUT): | |
| def testCatchesCxxExceptionsInFixtureDestructor(self): | |
| self.assert_('C++ exception with description ' | |
| '"Standard C++ exception" thrown ' | |
| 'in the test fixture\'s destructor' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInDestructorTest::TearDownTestCase() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| def testCatchesCxxExceptionsInSetUpTestCase(self): | |
| self.assert_('C++ exception with description "Standard C++ exception"' | |
| ' thrown in SetUpTestCase()' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInConstructorTest::TearDownTestCase() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTestCaseTest constructor ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTestCaseTest destructor ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTestCaseTest::SetUp() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTestCaseTest::TearDown() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTestCaseTest test body ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| def testCatchesCxxExceptionsInTearDownTestCase(self): | |
| self.assert_('C++ exception with description "Standard C++ exception"' | |
| ' thrown in TearDownTestCase()' | |
| in EX_BINARY_OUTPUT) | |
| def testCatchesCxxExceptionsInSetUp(self): | |
| self.assert_('C++ exception with description "Standard C++ exception"' | |
| ' thrown in SetUp()' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTest::TearDownTestCase() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTest destructor ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInSetUpTest::TearDown() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('unexpected' not in EX_BINARY_OUTPUT, | |
| 'This failure belongs in this test only if ' | |
| '"CxxExceptionInSetUpTest" (no quotes) ' | |
| 'appears on the same line as words "called unexpectedly"') | |
| def testCatchesCxxExceptionsInTearDown(self): | |
| self.assert_('C++ exception with description "Standard C++ exception"' | |
| ' thrown in TearDown()' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInTearDownTest::TearDownTestCase() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInTearDownTest destructor ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| def testCatchesCxxExceptionsInTestBody(self): | |
| self.assert_('C++ exception with description "Standard C++ exception"' | |
| ' thrown in the test body' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInTestBodyTest::TearDownTestCase() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInTestBodyTest destructor ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| self.assert_('CxxExceptionInTestBodyTest::TearDown() ' | |
| 'called as expected.' | |
| in EX_BINARY_OUTPUT) | |
| def testCatchesNonStdCxxExceptions(self): | |
| self.assert_('Unknown C++ exception thrown in the test body' | |
| in EX_BINARY_OUTPUT) | |
| def testUnhandledCxxExceptionsAbortTheProgram(self): | |
| # Filters out SEH exception tests on Windows. Unhandled SEH exceptions | |
| # cause tests to show pop-up windows there. | |
| FITLER_OUT_SEH_TESTS_FLAG = FILTER_FLAG + '=-*Seh*' | |
| # By default, Google Test doesn't catch the exceptions. | |
| uncaught_exceptions_ex_binary_output = gtest_test_utils.Subprocess( | |
| [EX_EXE_PATH, | |
| NO_CATCH_EXCEPTIONS_FLAG, | |
| FITLER_OUT_SEH_TESTS_FLAG], | |
| env=environ).output | |
| self.assert_('Unhandled C++ exception terminating the program' | |
| in uncaught_exceptions_ex_binary_output) | |
| self.assert_('unexpected' not in uncaught_exceptions_ex_binary_output) | |
| if __name__ == '__main__': | |
| gtest_test_utils.Main() |