Test.kt

    @Test
    fun `getPost actually returns the post I am expecting`() {
        // run the test on the testDispatcher provided by the coroutineTestRule
        coroutineTestRule.testDispatcher.runBlockingTest {
            // Given
            val expectedPost: State.Post = State.Post("I hope this post gets me karma points")
            // When
            val actualPost: State.Post = redditRepository.getPost()
            // Then
            assertEquals(expectedPost, actualPost)
        }
    }