def test_raises_out_of_stock_exception_if_cannot_allocate(self):
batch = Batch('batch1', 'SMALL-FORK', 10, eta=datetime.datetime.now())
line = OrderLine('order1', 'SMALL-FORK', 10)
allocate(line, [batch])
with pytest.raises(OutOfStock, match='SMALL-FORK'):
line = OrderLine('order2', 'SMALL-FORK', 1)
allocate(line, [batch])
def test_raises_out_of_stock_exception_if_cannot_allocate():
batch = Batch("05", "SMALL_FORK", 10, eta=today)
line1 = OrderLine("05", "SMALL_FORK", 10)
line2 = OrderLine("05", "SMALL_FORK", 1)
allocate(line1, [batch])
with pytest.raises(OutOfStock, match="SMALL_FORK"):
allocate(line2, [batch])
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_warehouse_batches_to_shipments():
in_stock_batch = Batch("02", "RETRO_CLOCK", 100, eta=None)
shipment_batch = Batch("03", "RETRO_CLOCK", 100, eta=tomorrow)
line = OrderLine("02", "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_raises_out_of_stock_exception_if_cannot_allocate():
batch = Batch("batch-ref", "SPOON", 100, eta=today)
line = OrderLine("order1", "SPOON", 100)
allocate(line, [batch])
with pytest.raises(OutOfStock, match="SPOON"):
line2 = OrderLine("order2", "SPOON", 10)
allocate(line2, [batch])
def test_prefers_earlier_batches():
earliest = Batch("speedy-batch", "MINIMALIST-SPOON", 100, eta=today)
medium = Batch("normal-batch", "MINIMALIST-SPOON", 100, eta=tomorrow)
latest = Batch("slow-batch", "MINIMALIST-SPOON", 100, eta=later)
line = OrderLine("order1", "MINIMALIST-SPOON", 10)
allocate(line, [medium, earliest, latest])
assert earliest.available_quantity == 90
assert medium.available_quantity == 100
assert latest.available_quantity == 100
def test_prefers_earlier_batches():
today_batch = Batch("04", "MINIMALIST-SPOON", 100, eta=today)
tomorrow_batch = Batch("05", "MINIMALIST-SPOON", 100, eta=tomorrow)
later_batch = Batch("06", "MINIMALIST-SPOON", 100, eta=later)
line = OrderLine("03", "MINIMALIST-SPOON", 10)
allocate(line, [today_batch, tomorrow_batch, later_batch])
assert today_batch.available_quantity == 90
assert tomorrow_batch.available_quantity == 100
assert later_batch.available_quantity == 100
def test_prefers_current_stock_batches_to_shipments(self=None):
"""batchesの最初のひとつめにしか処理がかからないことを確認"""
tomorrow = (datetime.datetime.now() + datetime.timedelta(days=1))
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])
self.assertEqual(90, in_stock_batch.available_quantity)
self.assertEqual(100, shipment_batch.available_quantity)
def test_prefers_earlier_batches(self):
"""batchesをソートした上で先頭の要素にallocateが実行されることを確認"""
today = datetime.datetime.now()
tomorrow = (datetime.datetime.now() + datetime.timedelta(days=1))
later = (datetime.datetime.now() + datetime.timedelta(weeks=4))
earliest = Batch('speedy-batch', 'MINIMALIST-SPOON', 100, eta=today)
medium = Batch('normal-batch', 'MINIMALIST-SPOON', 100, eta=tomorrow)
latest = Batch('slow-batch', 'MINIMALIST-SPOON', 100, eta=later)
line = OrderLine('order1', 'MINIMALIST-SPOON', 10)
allocate(line, [medium, earliest, latest]) # 順番に注目earliestは2番目
self.assertEqual(
90, earliest.available_quantity) # 2番目にあるearliestにオーダーがかかった
self.assertEqual(100, medium.available_quantity)
self.assertEqual(100, latest.available_quantity)
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-ref",
"HIGHBROW-POSTER", 100, manufacture_date=None)
shipment_batch = Batch("shipment-batch-ref",
"HIGHBROW-POSTER", 100, manufacture_date=tommorrow)
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(self):
"""Batchとallocateの返却が一致することを確認"""
tomorrow = (datetime.datetime.now() + datetime.timedelta(days=1))
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])
self.assertTrue(allocation == in_stock_batch.reference)
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("order1", "HIGHBROW-POSTER", 10)
ref = allocate(line, [in_stock_batch, shipment_batch])
assert ref == in_stock_batch.reference
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])
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])
