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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
