NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicInstanceMethods(new FakeTicker());
  }

  @GwtIncompatible // java.time.Duration
  @SuppressWarnings("Java7ApiChecker") // guava-android can rely on library desugaring now.
  public void testAdvance() {
    FakeTicker ticker = new FakeTicker();
    assertEquals(0, ticker.read());
    assertSame(ticker, ticker.advance(10));
    assertEquals(10, ticker.read());

    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicInstanceMethods(new FakeTicker());
  }

  @GwtIncompatible // java.time.Duration
  @SuppressWarnings("Java7ApiChecker") // guava-android can rely on library desugaring now.
  @IgnoreJRERequirement // TODO: b/288085449 - Remove this once we use library-desugaring scents.
  public void testAdvance() {
    FakeTicker ticker = new FakeTicker();