ybe.html" title="type parameter in AssertMaybe">T</a>&gt;&nbsp;after(long&nbsp;duration,
                            java.util.concurrent.TimeUnit&nbsp;timeUnit)</pre>
<div class="block">If a <code>TestScheduler</code> is provided, advanced the time by the specified duration.

 Throws an <code>IllegalStateException</code> if there is no <code>TestScheduler</code> provided.
 Use <a href="../../rx/testkit/AssertMaybe.html#assertThat-io.reactivex.Maybe-io.reactivex.schedulers.TestScheduler-"><code>assertThat(M