def test_create_batch_emmits_events():
sku = "KALANCHOE-EVENTO"
batch = BatchOrder("b1", sku, 100, eta=TOMORROW)
product = Product(sku, batches=[batch])
product.add_batch(batch)
assert type(product.latest_event) == events.BatchCreated
def test_allocation_emmits_events():
sku = "KALANCHOE-EVENTO"
batch = BatchOrder("b1", sku, 100, eta=TOMORROW)
product = Product(sku, batches=[batch])
line = OrderLine("o1", sku, qty=85)
product.add_batch(batch)
product.allocate(line)
assert type(product.latest_event) == events.Allocated
