@Test
    fun givenMockRepositoryGetDataWillReturnOnCompleteEvent() {
        getUserDataUseCase.execute()
                .test()
                .assertComplete()
    }

    @Test
    fun givenMockRepositoryGetDataWillReturnThrowableInOnErrorEvent() {
        getUserDataUseCase.execute()
                .test()
                .assertError(UserTestUtils.nullPointerExceptionFake)
    }