@Test
public void testParaVerificarSeOsSeusPassarosConseguemVoarDeOutraPosicao(){
    //Passaro vermelho
    AbsBird birdRed = new RedBird();
    birdRed.setInitial(new Position(10,10));
    birdRed.setLaunch(90, 0.5);
    assertTrue(birdRed.isWaitingLaunch(0.1));
    assertTrue(birdRed.isFlying(0.6));
    assertEquals(new Position(10, 20),birdRed.fly(1.5));

    //Passaro amarelo
    AbsBird birdYellow = new YellowBird();
    birdYellow.setInitial(new Position(10,10));
    birdYellow.setLaunch(90, 2.5);
    assertTrue(birdYellow.isWaitingLaunch(0.1));
    assertTrue(birdYellow.isFlying(2.6));
    assertEquals(new Position(10, 30),birdYellow.fly(3.5));
}