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 //
8 // * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above
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
15 // contributors may be used to endorse or promote products derived from
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
20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
30
31 // Google Mock - a framework for writing C++ mock classes.
32 //
33 // This program is for verifying that a leaked mock object can be
34 // caught by Google Mock's leak detector.
35
36 #include "gmock/gmock.h"
37
38 namespace {
39
40 using ::testing::Return;
41
42 class FooInterface {
43 public:
~FooInterface()44 virtual ~FooInterface() {}
45 virtual void DoThis() = 0;
46 };
47
48 class MockFoo : public FooInterface {
49 public:
MockFoo()50 MockFoo() {}
51
52 MOCK_METHOD0(DoThis, void());
53
54 private:
55 GTEST_DISALLOW_COPY_AND_ASSIGN_(MockFoo);
56 };
57
TEST(LeakTest,LeakedMockWithExpectCallCausesFailureWhenLeakCheckingIsEnabled)58 TEST(LeakTest, LeakedMockWithExpectCallCausesFailureWhenLeakCheckingIsEnabled) {
59 MockFoo* foo = new MockFoo;
60
61 EXPECT_CALL(*foo, DoThis());
62 foo->DoThis();
63
64 // In order to test the leak detector, we deliberately leak foo.
65
66 // Makes sure Google Mock's leak detector can change the exit code
67 // to 1 even when the code is already exiting with 0.
68 exit(0);
69 }
70
TEST(LeakTest,LeakedMockWithOnCallCausesFailureWhenLeakCheckingIsEnabled)71 TEST(LeakTest, LeakedMockWithOnCallCausesFailureWhenLeakCheckingIsEnabled) {
72 MockFoo* foo = new MockFoo;
73
74 ON_CALL(*foo, DoThis()).WillByDefault(Return());
75
76 // In order to test the leak detector, we deliberately leak foo.
77
78 // Makes sure Google Mock's leak detector can change the exit code
79 // to 1 even when the code is already exiting with 0.
80 exit(0);
81 }
82
TEST(LeakTest,CatchesMultipleLeakedMockObjects)83 TEST(LeakTest, CatchesMultipleLeakedMockObjects) {
84 MockFoo* foo1 = new MockFoo;
85 MockFoo* foo2 = new MockFoo;
86
87 ON_CALL(*foo1, DoThis()).WillByDefault(Return());
88 EXPECT_CALL(*foo2, DoThis());
89 foo2->DoThis();
90
91 // In order to test the leak detector, we deliberately leak foo1 and
92 // foo2.
93
94 // Makes sure Google Mock's leak detector can change the exit code
95 // to 1 even when the code is already exiting with 0.
96 exit(0);
97 }
98
99 } // namespace
100