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comparison: media/webrtc/trunk/testing/gtest/test/gtest_catch_exceptions_test.py
media/webrtc/trunk/testing/gtest/test/gtest_catch_exceptions_test.py
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- TOR_BUG_9701
- changeset 9
- a63d609f5ebe
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| -1:000000000000 | 0:18be8e8bcd6a |
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| 1 #!/usr/bin/env python | |
| 2 # | |
| 3 # Copyright 2010 Google Inc. All Rights Reserved. | |
| 4 # | |
| 5 # Redistribution and use in source and binary forms, with or without | |
| 6 # modification, are permitted provided that the following conditions are | |
| 7 # met: | |
| 8 # | |
| 9 # * Redistributions of source code must retain the above copyright | |
| 10 # notice, this list of conditions and the following disclaimer. | |
| 11 # * Redistributions in binary form must reproduce the above | |
| 12 # copyright notice, this list of conditions and the following disclaimer | |
| 13 # in the documentation and/or other materials provided with the | |
| 14 # distribution. | |
| 15 # * Neither the name of Google Inc. nor the names of its | |
| 16 # contributors may be used to endorse or promote products derived from | |
| 17 # this software without specific prior written permission. | |
| 18 # | |
| 19 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 20 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 21 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 22 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 23 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 24 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 25 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 26 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 27 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 28 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 29 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 30 | |
| 31 """Tests Google Test's exception catching behavior. | |
| 32 | |
| 33 This script invokes gtest_catch_exceptions_test_ and | |
| 34 gtest_catch_exceptions_ex_test_ (programs written with | |
| 35 Google Test) and verifies their output. | |
| 36 """ | |
| 37 | |
| 38 __author__ = 'vladl@google.com (Vlad Losev)' | |
| 39 | |
| 40 import os | |
| 41 | |
| 42 import gtest_test_utils | |
| 43 | |
| 44 # Constants. | |
| 45 FLAG_PREFIX = '--gtest_' | |
| 46 LIST_TESTS_FLAG = FLAG_PREFIX + 'list_tests' | |
| 47 NO_CATCH_EXCEPTIONS_FLAG = FLAG_PREFIX + 'catch_exceptions=0' | |
| 48 FILTER_FLAG = FLAG_PREFIX + 'filter' | |
| 49 | |
| 50 # Path to the gtest_catch_exceptions_ex_test_ binary, compiled with | |
| 51 # exceptions enabled. | |
| 52 EX_EXE_PATH = gtest_test_utils.GetTestExecutablePath( | |
| 53 'gtest_catch_exceptions_ex_test_') | |
| 54 | |
| 55 # Path to the gtest_catch_exceptions_test_ binary, compiled with | |
| 56 # exceptions disabled. | |
| 57 EXE_PATH = gtest_test_utils.GetTestExecutablePath( | |
| 58 'gtest_catch_exceptions_no_ex_test_') | |
| 59 | |
| 60 TEST_LIST = gtest_test_utils.Subprocess([EXE_PATH, LIST_TESTS_FLAG]).output | |
| 61 | |
| 62 SUPPORTS_SEH_EXCEPTIONS = 'ThrowsSehException' in TEST_LIST | |
| 63 | |
| 64 if SUPPORTS_SEH_EXCEPTIONS: | |
| 65 BINARY_OUTPUT = gtest_test_utils.Subprocess([EXE_PATH]).output | |
| 66 | |
| 67 EX_BINARY_OUTPUT = gtest_test_utils.Subprocess([EX_EXE_PATH]).output | |
| 68 | |
| 69 # The tests. | |
| 70 if SUPPORTS_SEH_EXCEPTIONS: | |
| 71 # pylint:disable-msg=C6302 | |
| 72 class CatchSehExceptionsTest(gtest_test_utils.TestCase): | |
| 73 """Tests exception-catching behavior.""" | |
| 74 | |
| 75 | |
| 76 def TestSehExceptions(self, test_output): | |
| 77 self.assert_('SEH exception with code 0x2a thrown ' | |
| 78 'in the test fixture\'s constructor' | |
| 79 in test_output) | |
| 80 self.assert_('SEH exception with code 0x2a thrown ' | |
| 81 'in the test fixture\'s destructor' | |
| 82 in test_output) | |
| 83 self.assert_('SEH exception with code 0x2a thrown in SetUpTestCase()' | |
| 84 in test_output) | |
| 85 self.assert_('SEH exception with code 0x2a thrown in TearDownTestCase()' | |
| 86 in test_output) | |
| 87 self.assert_('SEH exception with code 0x2a thrown in SetUp()' | |
| 88 in test_output) | |
| 89 self.assert_('SEH exception with code 0x2a thrown in TearDown()' | |
| 90 in test_output) | |
| 91 self.assert_('SEH exception with code 0x2a thrown in the test body' | |
| 92 in test_output) | |
| 93 | |
| 94 def testCatchesSehExceptionsWithCxxExceptionsEnabled(self): | |
| 95 self.TestSehExceptions(EX_BINARY_OUTPUT) | |
| 96 | |
| 97 def testCatchesSehExceptionsWithCxxExceptionsDisabled(self): | |
| 98 self.TestSehExceptions(BINARY_OUTPUT) | |
| 99 | |
| 100 | |
| 101 class CatchCxxExceptionsTest(gtest_test_utils.TestCase): | |
| 102 """Tests C++ exception-catching behavior. | |
| 103 | |
| 104 Tests in this test case verify that: | |
| 105 * C++ exceptions are caught and logged as C++ (not SEH) exceptions | |
| 106 * Exception thrown affect the remainder of the test work flow in the | |
| 107 expected manner. | |
| 108 """ | |
| 109 | |
| 110 def testCatchesCxxExceptionsInFixtureConstructor(self): | |
| 111 self.assert_('C++ exception with description ' | |
| 112 '"Standard C++ exception" thrown ' | |
| 113 'in the test fixture\'s constructor' | |
| 114 in EX_BINARY_OUTPUT) | |
| 115 self.assert_('unexpected' not in EX_BINARY_OUTPUT, | |
| 116 'This failure belongs in this test only if ' | |
| 117 '"CxxExceptionInConstructorTest" (no quotes) ' | |
| 118 'appears on the same line as words "called unexpectedly"') | |
| 119 | |
| 120 if ('CxxExceptionInDestructorTest.ThrowsExceptionInDestructor' in | |
| 121 EX_BINARY_OUTPUT): | |
| 122 | |
| 123 def testCatchesCxxExceptionsInFixtureDestructor(self): | |
| 124 self.assert_('C++ exception with description ' | |
| 125 '"Standard C++ exception" thrown ' | |
| 126 'in the test fixture\'s destructor' | |
| 127 in EX_BINARY_OUTPUT) | |
| 128 self.assert_('CxxExceptionInDestructorTest::TearDownTestCase() ' | |
| 129 'called as expected.' | |
| 130 in EX_BINARY_OUTPUT) | |
| 131 | |
| 132 def testCatchesCxxExceptionsInSetUpTestCase(self): | |
| 133 self.assert_('C++ exception with description "Standard C++ exception"' | |
| 134 ' thrown in SetUpTestCase()' | |
| 135 in EX_BINARY_OUTPUT) | |
| 136 self.assert_('CxxExceptionInConstructorTest::TearDownTestCase() ' | |
| 137 'called as expected.' | |
| 138 in EX_BINARY_OUTPUT) | |
| 139 self.assert_('CxxExceptionInSetUpTestCaseTest constructor ' | |
| 140 'called as expected.' | |
| 141 in EX_BINARY_OUTPUT) | |
| 142 self.assert_('CxxExceptionInSetUpTestCaseTest destructor ' | |
| 143 'called as expected.' | |
| 144 in EX_BINARY_OUTPUT) | |
| 145 self.assert_('CxxExceptionInSetUpTestCaseTest::SetUp() ' | |
| 146 'called as expected.' | |
| 147 in EX_BINARY_OUTPUT) | |
| 148 self.assert_('CxxExceptionInSetUpTestCaseTest::TearDown() ' | |
| 149 'called as expected.' | |
| 150 in EX_BINARY_OUTPUT) | |
| 151 self.assert_('CxxExceptionInSetUpTestCaseTest test body ' | |
| 152 'called as expected.' | |
| 153 in EX_BINARY_OUTPUT) | |
| 154 | |
| 155 def testCatchesCxxExceptionsInTearDownTestCase(self): | |
| 156 self.assert_('C++ exception with description "Standard C++ exception"' | |
| 157 ' thrown in TearDownTestCase()' | |
| 158 in EX_BINARY_OUTPUT) | |
| 159 | |
| 160 def testCatchesCxxExceptionsInSetUp(self): | |
| 161 self.assert_('C++ exception with description "Standard C++ exception"' | |
| 162 ' thrown in SetUp()' | |
| 163 in EX_BINARY_OUTPUT) | |
| 164 self.assert_('CxxExceptionInSetUpTest::TearDownTestCase() ' | |
| 165 'called as expected.' | |
| 166 in EX_BINARY_OUTPUT) | |
| 167 self.assert_('CxxExceptionInSetUpTest destructor ' | |
| 168 'called as expected.' | |
| 169 in EX_BINARY_OUTPUT) | |
| 170 self.assert_('CxxExceptionInSetUpTest::TearDown() ' | |
| 171 'called as expected.' | |
| 172 in EX_BINARY_OUTPUT) | |
| 173 self.assert_('unexpected' not in EX_BINARY_OUTPUT, | |
| 174 'This failure belongs in this test only if ' | |
| 175 '"CxxExceptionInSetUpTest" (no quotes) ' | |
| 176 'appears on the same line as words "called unexpectedly"') | |
| 177 | |
| 178 def testCatchesCxxExceptionsInTearDown(self): | |
| 179 self.assert_('C++ exception with description "Standard C++ exception"' | |
| 180 ' thrown in TearDown()' | |
| 181 in EX_BINARY_OUTPUT) | |
| 182 self.assert_('CxxExceptionInTearDownTest::TearDownTestCase() ' | |
| 183 'called as expected.' | |
| 184 in EX_BINARY_OUTPUT) | |
| 185 self.assert_('CxxExceptionInTearDownTest destructor ' | |
| 186 'called as expected.' | |
| 187 in EX_BINARY_OUTPUT) | |
| 188 | |
| 189 def testCatchesCxxExceptionsInTestBody(self): | |
| 190 self.assert_('C++ exception with description "Standard C++ exception"' | |
| 191 ' thrown in the test body' | |
| 192 in EX_BINARY_OUTPUT) | |
| 193 self.assert_('CxxExceptionInTestBodyTest::TearDownTestCase() ' | |
| 194 'called as expected.' | |
| 195 in EX_BINARY_OUTPUT) | |
| 196 self.assert_('CxxExceptionInTestBodyTest destructor ' | |
| 197 'called as expected.' | |
| 198 in EX_BINARY_OUTPUT) | |
| 199 self.assert_('CxxExceptionInTestBodyTest::TearDown() ' | |
| 200 'called as expected.' | |
| 201 in EX_BINARY_OUTPUT) | |
| 202 | |
| 203 def testCatchesNonStdCxxExceptions(self): | |
| 204 self.assert_('Unknown C++ exception thrown in the test body' | |
| 205 in EX_BINARY_OUTPUT) | |
| 206 | |
| 207 def testUnhandledCxxExceptionsAbortTheProgram(self): | |
| 208 # Filters out SEH exception tests on Windows. Unhandled SEH exceptions | |
| 209 # cause tests to show pop-up windows there. | |
| 210 FITLER_OUT_SEH_TESTS_FLAG = FILTER_FLAG + '=-*Seh*' | |
| 211 # By default, Google Test doesn't catch the exceptions. | |
| 212 uncaught_exceptions_ex_binary_output = gtest_test_utils.Subprocess( | |
| 213 [EX_EXE_PATH, | |
| 214 NO_CATCH_EXCEPTIONS_FLAG, | |
| 215 FITLER_OUT_SEH_TESTS_FLAG]).output | |
| 216 | |
| 217 self.assert_('Unhandled C++ exception terminating the program' | |
| 218 in uncaught_exceptions_ex_binary_output) | |
| 219 self.assert_('unexpected' not in uncaught_exceptions_ex_binary_output) | |
| 220 | |
| 221 | |
| 222 if __name__ == '__main__': | |
| 223 gtest_test_utils.Main() |
