1#!/usr/bin/env python 2# 3# Copyright 2009, Google Inc. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions are 8# met: 9# 10# * Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# * Redistributions in binary form must reproduce the above 13# copyright notice, this list of conditions and the following disclaimer 14# in the documentation and/or other materials provided with the 15# distribution. 16# * Neither the name of Google Inc. nor the names of its 17# contributors may be used to endorse or promote products derived from 18# this software without specific prior written permission. 19# 20# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 23# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 24# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 25# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 26# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 30# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 32"""Tests that leaked mock objects can be caught be Google Mock.""" 33 34from googlemock.test import gmock_test_utils 35 36PROGRAM_PATH = gmock_test_utils.GetTestExecutablePath('gmock_leak_test_') 37TEST_WITH_EXPECT_CALL = [PROGRAM_PATH, '--gtest_filter=*ExpectCall*'] 38TEST_WITH_ON_CALL = [PROGRAM_PATH, '--gtest_filter=*OnCall*'] 39TEST_MULTIPLE_LEAKS = [PROGRAM_PATH, '--gtest_filter=*MultipleLeaked*'] 40 41environ = gmock_test_utils.environ 42SetEnvVar = gmock_test_utils.SetEnvVar 43 44# Tests in this file run a Google-Test-based test program and expect it 45# to terminate prematurely. Therefore they are incompatible with 46# the premature-exit-file protocol by design. Unset the 47# premature-exit filepath to prevent Google Test from creating 48# the file. 49SetEnvVar(gmock_test_utils.PREMATURE_EXIT_FILE_ENV_VAR, None) 50 51 52class GMockLeakTest(gmock_test_utils.TestCase): 53 54 def testCatchesLeakedMockByDefault(self): 55 self.assertNotEqual( 56 0, 57 gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL, 58 env=environ).exit_code) 59 self.assertNotEqual( 60 0, 61 gmock_test_utils.Subprocess(TEST_WITH_ON_CALL, 62 env=environ).exit_code) 63 64 def testDoesNotCatchLeakedMockWhenDisabled(self): 65 self.assertEquals( 66 0, 67 gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL + 68 ['--gmock_catch_leaked_mocks=0'], 69 env=environ).exit_code) 70 self.assertEquals( 71 0, 72 gmock_test_utils.Subprocess(TEST_WITH_ON_CALL + 73 ['--gmock_catch_leaked_mocks=0'], 74 env=environ).exit_code) 75 76 def testCatchesLeakedMockWhenEnabled(self): 77 self.assertNotEqual( 78 0, 79 gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL + 80 ['--gmock_catch_leaked_mocks'], 81 env=environ).exit_code) 82 self.assertNotEqual( 83 0, 84 gmock_test_utils.Subprocess(TEST_WITH_ON_CALL + 85 ['--gmock_catch_leaked_mocks'], 86 env=environ).exit_code) 87 88 def testCatchesLeakedMockWhenEnabledWithExplictFlagValue(self): 89 self.assertNotEqual( 90 0, 91 gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL + 92 ['--gmock_catch_leaked_mocks=1'], 93 env=environ).exit_code) 94 95 def testCatchesMultipleLeakedMocks(self): 96 self.assertNotEqual( 97 0, 98 gmock_test_utils.Subprocess(TEST_MULTIPLE_LEAKS + 99 ['--gmock_catch_leaked_mocks'], 100 env=environ).exit_code) 101 102 103if __name__ == '__main__': 104 gmock_test_utils.Main() 105