def test_can_not_drop_item_that_actor_does_not_have_exception(world, room, item):
world.add_system(PerceiveRoom(), 0)
world.add_system(TakeOrDrop(throw_exc=True), 1)
actor = world.create_entity(
RoomPresence(room=room._uid),
Inventory(),
DropAction(item=item._uid),
)
with pytest.raises(ItemNotInInventory):
world.update()
def can_not_drop_untakeable_item_exception(world, room):
world.add_system(PerceiveRoom(), 0)
world.add_system(TakeOrDrop(throw_exc=True), 1)
item = world.create_entity()
actor = world.create_entity(
RoomPresence(room=room._uid),
Inventory(contents=[item._uid]),
DropAction(item=item._uid),
)
with pytest.raises(NotTakeable):
world.update()
def test_can_not_take_from_the_void_exception(world):
world.add_system(PerceiveRoom(), 0)
world.add_system(TakeOrDrop(throw_exc=True), 1)
item = world.create_entity(
Takeable(),
)
actor = world.create_entity(
Inventory(contents=[item._uid]),
DropAction(item=item._uid),
)
with pytest.raises(ActorNotInRoom):
world.update()
def drop_command(self, entity, object_id):
# If I have an inventory...
if not entity.has_component(Inventory):
print("{} has no inventory.".format(name))
return False
inventory = entity.get_component(Inventory).contents
item = self.world.get_entity(inventory[object_id])
if can_drop(item, entity):
entity.add_component(DropAction(item=item._uid))
return True
return False
def test_can_not_drop_item_that_actor_does_not_have(world, room, item):
world.add_system(PerceiveRoom(), 0)
world.add_system(TakeOrDrop(), 1)
world.add_system(PerceiveRoom(), 2, add_duplicates=True)
actor = world.create_entity(
RoomPresence(room=room._uid),
Inventory(),
DropAction(item=item._uid),
)
world.update()
assert actor.get_component(Inventory).contents == []
assert not actor.has_component(DropAction)
assert item.has_component(RoomPresence)
def can_not_drop_untakeable_item(world, room):
world.add_system(PerceiveRoom(), 0)
world.add_system(TakeOrDrop(), 1)
world.add_system(PerceiveRoom(), 2, add_duplicates=True)
item = world.create_entity()
actor = world.create_entity(
RoomPresence(room=room._uid),
Inventory(contents=[item._uid]),
DropAction(item=item._uid),
)
world.update()
assert actor.get_component(Inventory).contents == [item._uid]
assert not actor.has_component(DropAction)
assert not item.has_component(RoomPresence)