e.execute(runMe);
    e.execute(runMe);
    fakePool.runAll();

    assertEquals(2, numCalls.get());

    assertTrue(Thread.interrupted());
  }

  public void testDelegateRejection() {
    AtomicInteger numCalls = new AtomicInteger();
    AtomicBoolean reject = new AtomicBoolean(true);
    SequentialExecutor executor =
        new SequentialExecutor(
            new Executor() {