@Test
 public void hasRequiredTimeElapsed_withElapsedTimeLessThanMinTimeViewed_shouldReturnFalse()
     throws Exception {
   assertThat(visibilityChecker.hasRequiredTimeElapsed(SystemClock.uptimeMillis() - 499, 500))
       .isFalse();
 }
 @Test
 public void hasRequiredTimeElapsed_withElapsedTimeGreaterThanMinTimeViewed_shouldReturnTrue()
     throws Exception {
   assertThat(visibilityChecker.hasRequiredTimeElapsed(SystemClock.uptimeMillis() - 501, 500))
       .isTrue();
 }