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//
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// Google Mock - a framework for writing C++ mock classes.
//
// This program is for verifying that a leaked mock object can be
// caught by Google Mock's leak detector.

#include "gmock/gmock.h"

namespace {

using ::testing::Return;

class FooInterface
{
public:
    virtual ~FooInterface() {}
    virtual void DoThis() = 0;
};

class MockFoo : public FooInterface
{
public:
    MockFoo() {}

    MOCK_METHOD0(DoThis, void());

private:
    GTEST_DISALLOW_COPY_AND_ASSIGN_(MockFoo);
};

TEST(LeakTest, LeakedMockWithExpectCallCausesFailureWhenLeakCheckingIsEnabled)
{
    MockFoo *foo = new MockFoo;

    EXPECT_CALL(*foo, DoThis());
    foo->DoThis();

    // In order to test the leak detector, we deliberately leak foo.

    // Makes sure Google Mock's leak detector can change the exit code
    // to 1 even when the code is already exiting with 0.
    exit(0);
}

TEST(LeakTest, LeakedMockWithOnCallCausesFailureWhenLeakCheckingIsEnabled)
{
    MockFoo *foo = new MockFoo;

    ON_CALL(*foo, DoThis()).WillByDefault(Return());

    // In order to test the leak detector, we deliberately leak foo.

    // Makes sure Google Mock's leak detector can change the exit code
    // to 1 even when the code is already exiting with 0.
    exit(0);
}

TEST(LeakTest, CatchesMultipleLeakedMockObjects)
{
    MockFoo *foo1 = new MockFoo;
    MockFoo *foo2 = new MockFoo;

    ON_CALL(*foo1, DoThis()).WillByDefault(Return());
    EXPECT_CALL(*foo2, DoThis());
    foo2->DoThis();

    // In order to test the leak detector, we deliberately leak foo1 and
    // foo2.

    // Makes sure Google Mock's leak detector can change the exit code
    // to 1 even when the code is already exiting with 0.
    exit(0);
}

} // namespace
