1 // Copyright 2009, Google Inc.
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are
6 // met:
7 //
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9 // notice, this list of conditions and the following disclaimer.
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11 // copyright notice, this list of conditions and the following disclaimer
12 // in the documentation and/or other materials provided with the
13 // distribution.
14 // * Neither the name of Google Inc. nor the names of its
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16 // this software without specific prior written permission.
17 //
18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 //
30 // Author: wan@google.com (Zhanyong Wan)
31
32 // Google Mock - a framework for writing C++ mock classes.
33 //
34 // This program is for verifying that a leaked mock object can be
35 // caught by Google Mock's leak detector.
36
37 #include "gmock/gmock.h"
38
39 namespace {
40
41 using ::testing::Return;
42
43 class FooInterface {
44 public:
~FooInterface()45 virtual ~FooInterface() {}
46 virtual void DoThis() = 0;
47 };
48
49 class MockFoo : public FooInterface {
50 public:
MockFoo()51 MockFoo() {}
52
53 MOCK_METHOD0(DoThis, void());
54
55 private:
56 GTEST_DISALLOW_COPY_AND_ASSIGN_(MockFoo);
57 };
58
TEST(LeakTest,LeakedMockWithExpectCallCausesFailureWhenLeakCheckingIsEnabled)59 TEST(LeakTest, LeakedMockWithExpectCallCausesFailureWhenLeakCheckingIsEnabled) {
60 MockFoo* foo = new MockFoo;
61
62 EXPECT_CALL(*foo, DoThis());
63 foo->DoThis();
64
65 // In order to test the leak detector, we deliberately leak foo.
66
67 // Makes sure Google Mock's leak detector can change the exit code
68 // to 1 even when the code is already exiting with 0.
69 exit(0);
70 }
71
TEST(LeakTest,LeakedMockWithOnCallCausesFailureWhenLeakCheckingIsEnabled)72 TEST(LeakTest, LeakedMockWithOnCallCausesFailureWhenLeakCheckingIsEnabled) {
73 MockFoo* foo = new MockFoo;
74
75 ON_CALL(*foo, DoThis()).WillByDefault(Return());
76
77 // In order to test the leak detector, we deliberately leak foo.
78
79 // Makes sure Google Mock's leak detector can change the exit code
80 // to 1 even when the code is already exiting with 0.
81 exit(0);
82 }
83
TEST(LeakTest,CatchesMultipleLeakedMockObjects)84 TEST(LeakTest, CatchesMultipleLeakedMockObjects) {
85 MockFoo* foo1 = new MockFoo;
86 MockFoo* foo2 = new MockFoo;
87
88 ON_CALL(*foo1, DoThis()).WillByDefault(Return());
89 EXPECT_CALL(*foo2, DoThis());
90 foo2->DoThis();
91
92 // In order to test the leak detector, we deliberately leak foo1 and
93 // foo2.
94
95 // Makes sure Google Mock's leak detector can change the exit code
96 // to 1 even when the code is already exiting with 0.
97 exit(0);
98 }
99
100 } // namespace
101