googletest-global-environment-unittest.py (2873B)
1 # Copyright 2021 Google Inc. All Rights Reserved. 2 # 3 # Redistribution and use in source and binary forms, with or without 4 # modification, are permitted provided that the following conditions are 5 # met: 6 # 7 # * Redistributions of source code must retain the above copyright 8 # notice, this list of conditions and the following disclaimer. 9 # * Redistributions in binary form must reproduce the above 10 # copyright notice, this list of conditions and the following disclaimer 11 # in the documentation and/or other materials provided with the 12 # distribution. 13 # * Neither the name of Google Inc. nor the names of its 14 # contributors may be used to endorse or promote products derived from 15 # this software without specific prior written permission. 16 # 17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 """Unit test for Google Test's global test environment behavior. 29 30 A user can specify a global test environment via 31 testing::AddGlobalTestEnvironment. Failures in the global environment should 32 result in all unit tests being skipped. 33 34 This script tests such functionality by invoking 35 googletest-global-environment-unittest_ (a program written with Google Test). 36 """ 37 38 import gtest_test_utils 39 40 41 def RunAndReturnOutput(): 42 """Runs the test program and returns its output.""" 43 44 return gtest_test_utils.Subprocess([ 45 gtest_test_utils.GetTestExecutablePath( 46 'googletest-global-environment-unittest_') 47 ]).output 48 49 50 class GTestGlobalEnvironmentUnitTest(gtest_test_utils.TestCase): 51 """Tests global test environment failures.""" 52 53 def testEnvironmentSetUpFails(self): 54 """Tests the behavior of not specifying the fail_fast.""" 55 56 # Run the test. 57 txt = RunAndReturnOutput() 58 59 # We should see the text of the global environment setup error. 60 self.assertIn('Canned environment setup error', txt) 61 62 # Our test should have been skipped due to the error, and not treated as a 63 # pass. 64 self.assertIn('[ SKIPPED ] 1 test', txt) 65 self.assertIn('[ PASSED ] 0 tests', txt) 66 67 # The test case shouldn't have been run. 68 self.assertNotIn('Unexpected call', txt) 69 70 71 if __name__ == '__main__': 72 gtest_test_utils.Main()