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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 def testCatchesCxxExceptionsInFixtureDestructor(self): | |
121 self.assert_('C++ exception with description ' | |
122 '"Standard C++ exception" thrown ' | |
123 'in the test fixture\'s destructor' | |
124 in EX_BINARY_OUTPUT) | |
125 self.assert_('CxxExceptionInDestructorTest::TearDownTestCase() ' | |
126 'called as expected.' | |
127 in EX_BINARY_OUTPUT) | |
128 | |
129 def testCatchesCxxExceptionsInSetUpTestCase(self): | |
130 self.assert_('C++ exception with description "Standard C++ exception"' | |
131 ' thrown in SetUpTestCase()' | |
132 in EX_BINARY_OUTPUT) | |
133 self.assert_('CxxExceptionInConstructorTest::TearDownTestCase() ' | |
134 'called as expected.' | |
135 in EX_BINARY_OUTPUT) | |
136 self.assert_('CxxExceptionInSetUpTestCaseTest constructor ' | |
137 'called as expected.' | |
138 in EX_BINARY_OUTPUT) | |
139 self.assert_('CxxExceptionInSetUpTestCaseTest destructor ' | |
140 'called as expected.' | |
141 in EX_BINARY_OUTPUT) | |
142 self.assert_('CxxExceptionInSetUpTestCaseTest::SetUp() ' | |
143 'called as expected.' | |
144 in EX_BINARY_OUTPUT) | |
145 self.assert_('CxxExceptionInSetUpTestCaseTest::TearDown() ' | |
146 'called as expected.' | |
147 in EX_BINARY_OUTPUT) | |
148 self.assert_('CxxExceptionInSetUpTestCaseTest test body ' | |
149 'called as expected.' | |
150 in EX_BINARY_OUTPUT) | |
151 | |
152 def testCatchesCxxExceptionsInTearDownTestCase(self): | |
153 self.assert_('C++ exception with description "Standard C++ exception"' | |
154 ' thrown in TearDownTestCase()' | |
155 in EX_BINARY_OUTPUT) | |
156 | |
157 def testCatchesCxxExceptionsInSetUp(self): | |
158 self.assert_('C++ exception with description "Standard C++ exception"' | |
159 ' thrown in SetUp()' | |
160 in EX_BINARY_OUTPUT) | |
161 self.assert_('CxxExceptionInSetUpTest::TearDownTestCase() ' | |
162 'called as expected.' | |
163 in EX_BINARY_OUTPUT) | |
164 self.assert_('CxxExceptionInSetUpTest destructor ' | |
165 'called as expected.' | |
166 in EX_BINARY_OUTPUT) | |
167 self.assert_('CxxExceptionInSetUpTest::TearDown() ' | |
168 'called as expected.' | |
169 in EX_BINARY_OUTPUT) | |
170 self.assert_('unexpected' not in EX_BINARY_OUTPUT, | |
171 'This failure belongs in this test only if ' | |
172 '"CxxExceptionInSetUpTest" (no quotes) ' | |
173 'appears on the same line as words "called unexpectedly"') | |
174 | |
175 def testCatchesCxxExceptionsInTearDown(self): | |
176 self.assert_('C++ exception with description "Standard C++ exception"' | |
177 ' thrown in TearDown()' | |
178 in EX_BINARY_OUTPUT) | |
179 self.assert_('CxxExceptionInTearDownTest::TearDownTestCase() ' | |
180 'called as expected.' | |
181 in EX_BINARY_OUTPUT) | |
182 self.assert_('CxxExceptionInTearDownTest destructor ' | |
183 'called as expected.' | |
184 in EX_BINARY_OUTPUT) | |
185 | |
186 def testCatchesCxxExceptionsInTestBody(self): | |
187 self.assert_('C++ exception with description "Standard C++ exception"' | |
188 ' thrown in the test body' | |
189 in EX_BINARY_OUTPUT) | |
190 self.assert_('CxxExceptionInTestBodyTest::TearDownTestCase() ' | |
191 'called as expected.' | |
192 in EX_BINARY_OUTPUT) | |
193 self.assert_('CxxExceptionInTestBodyTest destructor ' | |
194 'called as expected.' | |
195 in EX_BINARY_OUTPUT) | |
196 self.assert_('CxxExceptionInTestBodyTest::TearDown() ' | |
197 'called as expected.' | |
198 in EX_BINARY_OUTPUT) | |
199 | |
200 def testCatchesNonStdCxxExceptions(self): | |
201 self.assert_('Unknown C++ exception thrown in the test body' | |
202 in EX_BINARY_OUTPUT) | |
203 | |
204 def testUnhandledCxxExceptionsAbortTheProgram(self): | |
205 # Filters out SEH exception tests on Windows. Unhandled SEH exceptions | |
206 # cause tests to show pop-up windows there. | |
207 FITLER_OUT_SEH_TESTS_FLAG = FILTER_FLAG + '=-*Seh*' | |
208 # By default, Google Test doesn't catch the exceptions. | |
209 uncaught_exceptions_ex_binary_output = gtest_test_utils.Subprocess( | |
210 [EX_EXE_PATH, | |
211 NO_CATCH_EXCEPTIONS_FLAG, | |
212 FITLER_OUT_SEH_TESTS_FLAG]).output | |
213 | |
214 self.assert_('Unhandled C++ exception terminating the program' | |
215 in uncaught_exceptions_ex_binary_output) | |
216 self.assert_('unexpected' not in uncaught_exceptions_ex_binary_output) | |
217 | |
218 | |
219 if __name__ == '__main__': | |
220 gtest_test_utils.Main() | |
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