| [12746] | 1 | #!/usr/bin/env python
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| 2 | #
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| 3 | # Copyright 2010 Google Inc. All Rights Reserved.
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| 4 | #
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| 5 | # Redistribution and use in source and binary forms, with or without
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| 6 | # modification, are permitted provided that the following conditions are
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| 7 | # met:
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| 8 | #
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| 9 | # * Redistributions of source code must retain the above copyright
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| 10 | # notice, this list of conditions and the following disclaimer.
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| 11 | # * Redistributions in binary form must reproduce the above
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| 12 | # copyright notice, this list of conditions and the following disclaimer
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| 13 | # in the documentation and/or other materials provided with the
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| 14 | # distribution.
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| 15 | # * Neither the name of Google Inc. nor the names of its
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| 16 | # contributors may be used to endorse or promote products derived from
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| 17 | # this software without specific prior written permission.
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| 18 | #
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| 19 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| 20 | # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| 21 | # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| 22 | # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| 23 | # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 24 | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 25 | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 26 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 27 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 28 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 29 | # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 30 |
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| 31 | """Tests Google Test's exception catching behavior.
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| 32 |
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| 33 | This script invokes gtest_catch_exceptions_test_ and
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| 34 | gtest_catch_exceptions_ex_test_ (programs written with
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| 35 | Google Test) and verifies their output.
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| 36 | """
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| 37 |
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| 38 | __author__ = 'vladl@google.com (Vlad Losev)'
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| 39 |
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| 40 | import os
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| 41 |
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| 42 | import gtest_test_utils
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| 43 |
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| 44 | # Constants.
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| 45 | FLAG_PREFIX = '--gtest_'
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| 46 | LIST_TESTS_FLAG = FLAG_PREFIX + 'list_tests'
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| 47 | NO_CATCH_EXCEPTIONS_FLAG = FLAG_PREFIX + 'catch_exceptions=0'
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| 48 | FILTER_FLAG = FLAG_PREFIX + 'filter'
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| 49 |
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| 50 | # Path to the gtest_catch_exceptions_ex_test_ binary, compiled with
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| 51 | # exceptions enabled.
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| 52 | EX_EXE_PATH = gtest_test_utils.GetTestExecutablePath(
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| 53 | 'gtest_catch_exceptions_ex_test_')
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| 54 |
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| 55 | # Path to the gtest_catch_exceptions_test_ binary, compiled with
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| 56 | # exceptions disabled.
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| 57 | EXE_PATH = gtest_test_utils.GetTestExecutablePath(
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| 58 | 'gtest_catch_exceptions_no_ex_test_')
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| 59 |
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| 60 | environ = gtest_test_utils.environ
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| 61 | SetEnvVar = gtest_test_utils.SetEnvVar
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| 62 |
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| 63 | # Tests in this file run a Google-Test-based test program and expect it
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| 64 | # to terminate prematurely. Therefore they are incompatible with
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| 65 | # the premature-exit-file protocol by design. Unset the
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| 66 | # premature-exit filepath to prevent Google Test from creating
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| 67 | # the file.
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| 68 | SetEnvVar(gtest_test_utils.PREMATURE_EXIT_FILE_ENV_VAR, None)
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| 69 |
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| 70 | TEST_LIST = gtest_test_utils.Subprocess(
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| 71 | [EXE_PATH, LIST_TESTS_FLAG], env=environ).output
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| 72 |
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| 73 | SUPPORTS_SEH_EXCEPTIONS = 'ThrowsSehException' in TEST_LIST
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| 74 |
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| 75 | if SUPPORTS_SEH_EXCEPTIONS:
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| 76 | BINARY_OUTPUT = gtest_test_utils.Subprocess([EXE_PATH], env=environ).output
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| 77 |
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| 78 | EX_BINARY_OUTPUT = gtest_test_utils.Subprocess(
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| 79 | [EX_EXE_PATH], env=environ).output
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| 80 |
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| 81 |
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| 82 | # The tests.
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| 83 | if SUPPORTS_SEH_EXCEPTIONS:
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| 84 | # pylint:disable-msg=C6302
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| 85 | class CatchSehExceptionsTest(gtest_test_utils.TestCase):
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| 86 | """Tests exception-catching behavior."""
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| 87 |
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| 88 |
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| 89 | def TestSehExceptions(self, test_output):
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| 90 | self.assert_('SEH exception with code 0x2a thrown '
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| 91 | 'in the test fixture\'s constructor'
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| 92 | in test_output)
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| 93 | self.assert_('SEH exception with code 0x2a thrown '
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| 94 | 'in the test fixture\'s destructor'
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| 95 | in test_output)
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| 96 | self.assert_('SEH exception with code 0x2a thrown in SetUpTestCase()'
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| 97 | in test_output)
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| 98 | self.assert_('SEH exception with code 0x2a thrown in TearDownTestCase()'
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| 99 | in test_output)
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| 100 | self.assert_('SEH exception with code 0x2a thrown in SetUp()'
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| 101 | in test_output)
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| 102 | self.assert_('SEH exception with code 0x2a thrown in TearDown()'
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| 103 | in test_output)
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| 104 | self.assert_('SEH exception with code 0x2a thrown in the test body'
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| 105 | in test_output)
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| 106 |
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| 107 | def testCatchesSehExceptionsWithCxxExceptionsEnabled(self):
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| 108 | self.TestSehExceptions(EX_BINARY_OUTPUT)
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| 109 |
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| 110 | def testCatchesSehExceptionsWithCxxExceptionsDisabled(self):
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| 111 | self.TestSehExceptions(BINARY_OUTPUT)
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| 112 |
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| 113 |
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| 114 | class CatchCxxExceptionsTest(gtest_test_utils.TestCase):
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| 115 | """Tests C++ exception-catching behavior.
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| 116 |
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| 117 | Tests in this test case verify that:
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| 118 | * C++ exceptions are caught and logged as C++ (not SEH) exceptions
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| 119 | * Exception thrown affect the remainder of the test work flow in the
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| 120 | expected manner.
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| 121 | """
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| 122 |
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| 123 | def testCatchesCxxExceptionsInFixtureConstructor(self):
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| 124 | self.assert_('C++ exception with description '
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| 125 | '"Standard C++ exception" thrown '
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| 126 | 'in the test fixture\'s constructor'
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| 127 | in EX_BINARY_OUTPUT)
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| 128 | self.assert_('unexpected' not in EX_BINARY_OUTPUT,
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| 129 | 'This failure belongs in this test only if '
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| 130 | '"CxxExceptionInConstructorTest" (no quotes) '
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| 131 | 'appears on the same line as words "called unexpectedly"')
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| 132 |
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| 133 | if ('CxxExceptionInDestructorTest.ThrowsExceptionInDestructor' in
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| 134 | EX_BINARY_OUTPUT):
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| 135 |
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| 136 | def testCatchesCxxExceptionsInFixtureDestructor(self):
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| 137 | self.assert_('C++ exception with description '
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| 138 | '"Standard C++ exception" thrown '
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| 139 | 'in the test fixture\'s destructor'
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| 140 | in EX_BINARY_OUTPUT)
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| 141 | self.assert_('CxxExceptionInDestructorTest::TearDownTestCase() '
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| 142 | 'called as expected.'
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| 143 | in EX_BINARY_OUTPUT)
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| 144 |
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| 145 | def testCatchesCxxExceptionsInSetUpTestCase(self):
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| 146 | self.assert_('C++ exception with description "Standard C++ exception"'
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| 147 | ' thrown in SetUpTestCase()'
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| 148 | in EX_BINARY_OUTPUT)
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| 149 | self.assert_('CxxExceptionInConstructorTest::TearDownTestCase() '
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| 150 | 'called as expected.'
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| 151 | in EX_BINARY_OUTPUT)
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| 152 | self.assert_('CxxExceptionInSetUpTestCaseTest constructor '
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| 153 | 'called as expected.'
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| 154 | in EX_BINARY_OUTPUT)
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| 155 | self.assert_('CxxExceptionInSetUpTestCaseTest destructor '
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| 156 | 'called as expected.'
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| 157 | in EX_BINARY_OUTPUT)
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| 158 | self.assert_('CxxExceptionInSetUpTestCaseTest::SetUp() '
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| 159 | 'called as expected.'
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| 160 | in EX_BINARY_OUTPUT)
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| 161 | self.assert_('CxxExceptionInSetUpTestCaseTest::TearDown() '
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| 162 | 'called as expected.'
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| 163 | in EX_BINARY_OUTPUT)
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| 164 | self.assert_('CxxExceptionInSetUpTestCaseTest test body '
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| 165 | 'called as expected.'
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| 166 | in EX_BINARY_OUTPUT)
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| 167 |
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| 168 | def testCatchesCxxExceptionsInTearDownTestCase(self):
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| 169 | self.assert_('C++ exception with description "Standard C++ exception"'
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| 170 | ' thrown in TearDownTestCase()'
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| 171 | in EX_BINARY_OUTPUT)
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| 172 |
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| 173 | def testCatchesCxxExceptionsInSetUp(self):
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| 174 | self.assert_('C++ exception with description "Standard C++ exception"'
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| 175 | ' thrown in SetUp()'
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| 176 | in EX_BINARY_OUTPUT)
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| 177 | self.assert_('CxxExceptionInSetUpTest::TearDownTestCase() '
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| 178 | 'called as expected.'
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| 179 | in EX_BINARY_OUTPUT)
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| 180 | self.assert_('CxxExceptionInSetUpTest destructor '
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| 181 | 'called as expected.'
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| 182 | in EX_BINARY_OUTPUT)
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| 183 | self.assert_('CxxExceptionInSetUpTest::TearDown() '
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| 184 | 'called as expected.'
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| 185 | in EX_BINARY_OUTPUT)
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| 186 | self.assert_('unexpected' not in EX_BINARY_OUTPUT,
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| 187 | 'This failure belongs in this test only if '
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| 188 | '"CxxExceptionInSetUpTest" (no quotes) '
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| 189 | 'appears on the same line as words "called unexpectedly"')
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| 190 |
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| 191 | def testCatchesCxxExceptionsInTearDown(self):
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| 192 | self.assert_('C++ exception with description "Standard C++ exception"'
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| 193 | ' thrown in TearDown()'
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| 194 | in EX_BINARY_OUTPUT)
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| 195 | self.assert_('CxxExceptionInTearDownTest::TearDownTestCase() '
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| 196 | 'called as expected.'
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| 197 | in EX_BINARY_OUTPUT)
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| 198 | self.assert_('CxxExceptionInTearDownTest destructor '
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| 199 | 'called as expected.'
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| 200 | in EX_BINARY_OUTPUT)
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| 201 |
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| 202 | def testCatchesCxxExceptionsInTestBody(self):
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| 203 | self.assert_('C++ exception with description "Standard C++ exception"'
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| 204 | ' thrown in the test body'
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| 205 | in EX_BINARY_OUTPUT)
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| 206 | self.assert_('CxxExceptionInTestBodyTest::TearDownTestCase() '
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| 207 | 'called as expected.'
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| 208 | in EX_BINARY_OUTPUT)
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| 209 | self.assert_('CxxExceptionInTestBodyTest destructor '
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| 210 | 'called as expected.'
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| 211 | in EX_BINARY_OUTPUT)
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| 212 | self.assert_('CxxExceptionInTestBodyTest::TearDown() '
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| 213 | 'called as expected.'
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| 214 | in EX_BINARY_OUTPUT)
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| 215 |
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| 216 | def testCatchesNonStdCxxExceptions(self):
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| 217 | self.assert_('Unknown C++ exception thrown in the test body'
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| 218 | in EX_BINARY_OUTPUT)
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| 219 |
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| 220 | def testUnhandledCxxExceptionsAbortTheProgram(self):
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| 221 | # Filters out SEH exception tests on Windows. Unhandled SEH exceptions
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| 222 | # cause tests to show pop-up windows there.
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| 223 | FITLER_OUT_SEH_TESTS_FLAG = FILTER_FLAG + '=-*Seh*'
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| 224 | # By default, Google Test doesn't catch the exceptions.
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| 225 | uncaught_exceptions_ex_binary_output = gtest_test_utils.Subprocess(
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| 226 | [EX_EXE_PATH,
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| 227 | NO_CATCH_EXCEPTIONS_FLAG,
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| 228 | FITLER_OUT_SEH_TESTS_FLAG],
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| 229 | env=environ).output
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| 230 |
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| 231 | self.assert_('Unhandled C++ exception terminating the program'
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| 232 | in uncaught_exceptions_ex_binary_output)
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| 233 | self.assert_('unexpected' not in uncaught_exceptions_ex_binary_output)
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| 234 |
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| 235 |
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| 236 | if __name__ == '__main__':
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| 237 | gtest_test_utils.Main()
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