SuccessfullyCompletedCompletionStageTest.java 文件源码

@Test
public void testCancelledMismatchFormatting() throws Exception {
  final CompletableFuture<Void> future = runAsync(waitUntilInterrupted());

  try {
    // Cancel the future
    future.cancel(true);
    final StringDescription description = new StringDescription();
    SUT.describeMismatch(future, description);

    assertThat(description.toString(), is("a stage that was cancelled"));
  } finally {
    // This will cause the future's thread to throw InterruptedException and make it return
    future.cancel(true);
  }
}