@Test
public void startTracking_whenRunning_shouldScheduleSelf() {
subject.startRepeating(100);
reset(mockHandler);
subject.run();
verify(mockHandler).postDelayed(eq(subject), eq(100l));
}
@Test
public void run_whenNotRunning_shouldNotSchedule() {
subject.stop();
reset(mockHandler);
subject.run();
verifyZeroInteractions(mockHandler);
}
@Test
public void start_whenRunning_shouldNotScheduleAndRunShouldScheduleWithNewInterval() {
subject.startRepeating(100l);
reset(mockHandler);
subject.startRepeating(200l);
verifyZeroInteractions(mockHandler);
subject.run();
verify(mockHandler).postDelayed(eq(subject), eq(200l));
}
@Test
public void stopTracking_whenRunning_shouldPreventNextScheduling() {
subject.startRepeating(100l);
verify(mockHandler).post(eq(subject));
subject.run();
verify(mockHandler).postDelayed(eq(subject), eq(100l));
reset(mockHandler);
subject.stop();
subject.run();
verifyZeroInteractions(mockHandler);
}