github.com/jlmucb/cloudproxy@v0.0.0-20170830161738-b5aa0b619bc4/src/third_party/googlemock/test/gmock_leak_test_.cc (about)

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    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:
    45    virtual ~FooInterface() {}
    46    virtual void DoThis() = 0;
    47  };
    48  
    49  class MockFoo : public FooInterface {
    50   public:
    51    MockFoo() {}
    52  
    53    MOCK_METHOD0(DoThis, void());
    54  
    55   private:
    56    GTEST_DISALLOW_COPY_AND_ASSIGN_(MockFoo);
    57  };
    58  
    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  
    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  
    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