def test_it_can_chain_animations():
def make_sequence():
s = a.Sequence()
k1 = a.KeyFrame(position=(10, 10))
k2 = a.KeyFrame(position=(10, 100))
s.add_keyframes((0, k1), (1, k2))
return s
seq1 = make_sequence()
seq2 = make_sequence()
inst1 = arcade.Sprite()
inst2 = arcade.Sprite()
chain = a.Chain()
chain.add_sequence(inst1, seq1)
chain.add_sequence(inst2, seq2)
chain.blip(0)
assert inst1.position == (10, 10)
assert inst2.position == (0, 0)
chain.blip(.5)
assert inst1.position == (10, 55)
assert inst2.position == (0, 0)
chain.blip(1)
assert inst1.position == (10, 100)
assert inst2.position == (10, 55)
chain.blip(1)
assert inst1.position == (10, 100)
assert inst2.position == (10, 100)
assert chain.finished
def test_it_can_kill_from_chain_if_current_animator_has_sprite():
chain = a.Chain()
chain.anim_queue = 1
sprite = mock.Mock()
current_animator = mock.Mock(sprite=sprite)
chain.current_animator = current_animator
assert chain.kill(sprite)
def test_it_can_kill_from_chain_if_sprite_is_in_future_animations():
chain = a.Chain()
sprite = mock.Mock()
chain.anim_queue = iter([(sprite, None)])
current_animator = mock.Mock(sprite=mock.Mock())
chain.current_animator = current_animator
assert chain.kill(sprite)
def test_it_can_reconstruct_anim_queue_on_invalid_kill():
chain = a.Chain()
anim = (mock.Mock(), None)
chain.anim_queue = iter([anim])
current_animator = mock.Mock(sprite=mock.Mock())
chain.current_animator = current_animator
assert not chain.kill(mock.Mock())
assert list(chain.anim_queue) == [anim]
def test_it_doesnt_break_when_killing_on_unstarted_chain():
chain = a.Chain()
assert not chain.kill(mock.Mock())