def test_allocating_to_a_batch_reduces_the_available_quantity():
batch = Batch("batch-001", "SMALL-TABLE", qty=20, eta=date.today())
line = OrderLine('order-ref', "SMALL-TABLE", 2)
batch.allocate(line)
assert batch.available_quantity == 18
def test_returns_allocated_batch_ref():
in_stock_batch = Batch("in-stock-batch-ref", "HIGHBROW-POSTER", 100, eta=None)
shipment_batch = Batch("shipment-batch-ref", "HIGHBROW-POSTER", 100, eta=tomorrow)
line = OrderLine("oref", "HIGHBROW-POSTER", 10)
allocation = allocate(line, [in_stock_batch, shipment_batch])
assert allocation == in_stock_batch.reference
def test_returns_allocated_batch_ref():
in_stock_batch = Batch("in-stock-batch", "RETRO-CLOCK", 100, eta=None)
shipment_batch = Batch("shipment-batch", "RETRO-CLOCK", 100, eta=tomorrow)
line = OrderLine("oref", "RETRO-CLOCK", 10)
result = allocate(line, [in_stock_batch, shipment_batch])
assert result == in_stock_batch.reference
def test_prefers_current_stock_batches_to_shipments():
in_stock_batch = Batch(ref="in-stock-batch", sku="RETRO-CLOCK", purchased_quantity=100, eta=datetime.datetime.now())
shipment_batch = Batch(ref="shipment-batch", sku="RETRO-CLOCK", purchased_quantity=100, eta=datetime.datetime.now()+datetime.timedelta(days=1))
line = OrderLine(orderid="oref", sku="RETRO-CLOCK", qty=50)
allocate(line, [in_stock_batch, shipment_batch])
print(in_stock_batch)
print(in_stock_batch.allocations)
def test_prefers_current_stock_batches_to_shipments():
in_stock_batch = Batch("in-stock-batch", "RETRO-CLOCK", 100, eta=None)
shipment_batch = Batch("shipment-batch", "RETRO-CLOCK", 100, eta=tomorrow)
line = OrderLine("oref", "RETRO-CLOCK", 10)
allocate(line, [in_stock_batch, shipment_batch])
assert in_stock_batch.available_quantity == 90
assert shipment_batch.available_quantity == 100
def test_prefers_earlier_batches():
earliest = Batch("speedy-batch", "RETRO-CLOCK", 100, eta=today)
medium = Batch("normal-batch", "RETRO-CLOCK", 100, eta=tomorrow)
latest = Batch("slow-batch", "RETRO-CLOCK", 100, eta=later)
line = OrderLine("oref", "RETRO-CLOCK", 10)
allocate(line, [medium, latest, earliest])
assert earliest.available_quantity == 90
assert medium.available_quantity == 100
assert latest.available_quantity == 100
def test_prefers_warehouse_batches_to_shipments():
in_stock_batch = Batch("in-stock-batch", "RETRO-CLOCK", 100, eta=None)
shipment_batch = Batch("shipment-batch", "RETRO-CLOCK", 100, eta=tomorrow)
repo = FakeRepository([in_stock_batch, shipment_batch])
session = FakeSession()
line = OrderLine('oref', "RETRO-CLOCK", 10)
handlers.allocate(line, repo, session)
assert in_stock_batch.available_quantity == 90
assert shipment_batch.available_quantity == 100
def test_records_out_of_stock_event_if_cannot_allocate():
batch = Batch('batch1', 'SMALL-FORK', 10, eta=date.today())
product = Product(sku="SMALL-FORK", batches=[batch])
product.allocate(OrderLine('order1', 'SMALL-FORK', 10))
allocation = product.allocate(OrderLine('order2', 'SMALL-FORK', 1))
assert product.events[-1] == events.OutOfStock(sku="SMALL-WORK")
assert allocation is None
def test_repository_can_save_a_batch():
batch1 = Batch(ref="in-stock-batch1", sku="RETRO-CLOCK", purchased_quantity=100, eta=datetime.datetime.now())
batch2 = Batch(ref="in-stock-batch2", sku="RETRO-CLOCK", purchased_quantity=110, eta=datetime.datetime.now())
batch3 = Batch(ref="in-stock-batch3", sku="RETRO-CLOCK", purchased_quantity=120, eta=datetime.datetime.now())
batch4 = Batch(ref="in-stock-batch4", sku="RETRO-CLOCK", purchased_quantity=130, eta=datetime.datetime.now())
repo = repository.FakeRepository()
repo.add(batch1)
repo.add(batch2)
repo.add(batch3)
repo.add(batch4)
print(repo._batches)
data=repo.get("in-stock-batch1")
# print(repo.list())
# test_repository_can_save_a_batch()
def test_cannot_allocate_if_skus_do_not_match():
batch = Batch("batch-001", "UNCOMFORTABLE-CHAIR", 100, eta=None)
different_sku_line = OrderLine("order-123", "EXPENSIVE-TOASTER", 10)
assert batch.can_allocate(different_sku_line) is False
def make_batch_and_line(sku, batch_qty, line_qty):
return (
Batch("batch-001", sku, batch_qty, eta=date.today()),
OrderLine("order-123", sku, line_qty)
)
def test_raises_out_of_stock_exception_if_cannot_allocate():
batch = Batch('batch1', 'SMALL-FORK', 10, eta=today)
allocate(OrderLine('order1', 'SMALL-FORK', 10), [batch])
with pytest.raises(OutOfStock, match='SMALL-FORK'):
allocate(OrderLine('order2', 'SMALL-FORK', 1), [batch])
async def get(self, id_: UUID) -> Batch:
data = database[id_]
print("GET, data", data)
batch_data = Batch(**data)
return batch_data
def test_allocating_to_a_batch_reduces_the_available_quantity():
batch = Batch(ref="batch-001", sku="SMALL-TABLE", purchased_quantity=20)
line = OrderLine(orderid="order-ref", sku="SMALLs-TABLE", qty=2)
batch.allocate(line)
print(batch.allocations)
