@Test
public void waitForUserToIdentifyShouldAbortWhenUserHasIdentified() {

    when(waitingList.isWaitingUser(100)).thenReturn(true, true, true, false);
    wrapper.waitForUserToIdentify(100);
    verify(sleeper, times(3)).sleep(50);
    verify(waitingList, times(4)).isWaitingUser(100);
}