class MyTestSuite : CoroutineScope {
    private val job = SupervisorJob()
    private val testCoroutineContext = TestCoroutineContext()
    
    override val coroutineContext = job + testCoroutineContext

    @ AfterEach
    fun tearDown() { job.cancel() }
    
    @ Test
    fun myTest() {
        ...
        ...
        launch {
            val result = myCodeUnderTest()
            assertThat(result, `is`(expectedValue))
        }
       ...
        testCoroutineContext.triggerActions()
        ... 
        testCoroutineContext.advanceTimeBy(500L)
        ...
    }
    ...
}