Aggregate Test

WaiterTest.kt

@Test
fun `should take an order`() {
    val waiterId = UUID.randomUUID()
    val takeOrderCommand = takeOrderCommand(waiterId = waiterId)
    fixture
            .given(WaiterHiredEvent(id = waiterId, name = "monkey codes"))
            .`when`(takeOrderCommand)
            .expectSuccessfulHandlerExecution()
            .expectEvents(
              OrderTakenEvent(waiterId = waiterId,
                      orderId = takeOrderCommand.orderId,
                      items = takeOrderCommand.items)
            )

}