@Test
public void testStartedScan() {

    final CompletableFuture<Boolean> didIt = new CompletableFuture<>();
    final ProgressCheck delegate = mock(ProgressCheck.class);
    doAnswer(call -> didIt.complete(true)).when(delegate).startedScan();
    final ProgressCheckAliasFacade alias = new ProgressCheckAliasFacade(delegate, null);
    alias.startedScan();
    assertTrue("did it", didIt.getNow(false));
}