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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 googletest-catch-exceptions-test_ and
+googletest-catch-exceptions-ex-test_ (programs written with
+Google Test) and verifies their output.
+"""
+
+__author__ = 'vladl@google.com (Vlad Losev)'
+
+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 googletest-catch-exceptions-ex-test_ binary, compiled with
+# exceptions enabled.
+EX_EXE_PATH = gtest_test_utils.GetTestExecutablePath(
+ 'googletest-catch-exceptions-ex-test_')
+
+# Path to the googletest-catch-exceptions-test_ binary, compiled with
+# exceptions disabled.
+EXE_PATH = gtest_test_utils.GetTestExecutablePath(
+ 'googletest-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()