示例#1
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def test_records_out_of_stock_event_if_cannot_allocate():
    batch = Batch('batch1', 'SMALL-FORK', 10, eta=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-FORK")
    assert allocation is None
示例#2
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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
示例#3
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def test_returns_allocated_batch_id():
    warehouse_batch = Batch('wh-batch', 'sku1', 100, eta=None)
    shipment_batch = Batch('sh-batch', 'sku1', 100, eta=tomorrow)
    line = OrderLine('oref', 'sku1', 10)
    product = Product(sku='sku1', batches=[warehouse_batch, shipment_batch])
    allocation = product.allocate(line, )
    assert allocation == 'wh-batch'
示例#4
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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)
    product = Product(sku="HIGHBROW-POSTER", batches=[in_stock_batch, shipment_batch])
    allocation = product.allocate(line)
    assert allocation == in_stock_batch.reference
示例#5
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def test_increments_version_number():
    line = OrderLine('oref', "SCANDI-PEN", 10)
    product = Product(sku="SCANDI-PEN",
                      batches=[Batch('b1', "SCANDI-PEN", 100, eta=None)])
    product.version_number = 7
    product.allocate(line)
    assert product.version_number == 8
示例#6
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def test_records_out_of_stock_event_if_cannot_allocate():
    batch = Batch("batch1", "HEAVY-SPOON", 100, eta=today)
    different_sku_line = OrderLine("oref", "SMALL-FORK", 10)
    product = Product(sku="HEAVY-SPOON", batches=[batch])

    allocation = product.allocate(different_sku_line)
    assert product.events[-1] == events.OutOfStock(sku="SMALL-FORK")
    assert allocation is None
示例#7
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def allocate(cmd: commands.Allocate, uow: unit_of_work.AbstractUnitOfWork):
    line = OrderLine(cmd.orderid, cmd.sku, cmd.qty)
    with uow:
        product = uow.products.get(sku=line.sku)
        if product is None:
            raise exceptions.InvalidSku(f'Invalid sku {line.sku}')
        product.allocate(line)
        uow.commit()
示例#8
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def test_records_out_of_stock_event_if_cannot_allocate():
    sku1_batch = Batch('batch1', 'sku1', 100, eta=today)
    sku2_line = OrderLine('oref', 'sku2', 10)
    product = Product(sku='sku1', batches=[sku1_batch])

    allocation = product.allocate(sku2_line)
    assert product.events[-1] == events.OutOfStock(sku='sku2')
    assert allocation is None
示例#9
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def test_outputs_allocated_event():
    batch = Batch("batchref", "RETRO-LAMPSHADE", 100, eta=None)
    line = OrderLine("oref", "RETRO-LAMPSHADE", 10)
    product = Product(sku="RETRO-LAMPSHADE", batches=[batch])
    product.allocate(line)
    expected = events.Allocated(
        orderid="oref", sku="RETRO-LAMPSHADE", qty=10, batchref=batch.reference
    )
    assert product.events[-1] == expected
示例#10
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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)
    product = Product(sku="RETRO-CLOCK", batches=[in_stock_batch, shipment_batch])
    line = OrderLine("oref", "RETRO-CLOCK", 10)

    product.allocate(line)

    assert in_stock_batch.available_quantity == 90
    assert shipment_batch.available_quantity == 100
示例#11
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def test_prefers_warehouse_batches_to_shipments():
    warehouse_batch = Batch('wh-batch', 'sku1', 100, eta=None)
    shipment_batch = Batch('sh-batch', 'sku1', 100, eta=tomorrow)
    product = Product(sku='sku1', batches=[warehouse_batch, shipment_batch])
    line = OrderLine('oref', 'sku1', 10)

    product.allocate(line)

    assert warehouse_batch.available_quantity == 90
    assert shipment_batch.available_quantity == 100
示例#12
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def test_prefers_earlier_batches():
    earliest = Batch('sh-batch', 'sku1', 100, eta=today)
    medium = Batch('sh-batch', 'sku1', 100, eta=tomorrow)
    latest = Batch('sh-batch', 'sku1', 100, eta=later)
    product = Product(sku='sku1', batches=[medium, earliest, latest])
    line = OrderLine('oref', 'sku1', 10)

    product.allocate(line)

    assert earliest.available_quantity == 90
    assert medium.available_quantity == 100
    assert latest.available_quantity == 100
示例#13
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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)
    product = Product(sku="MINIMALIST-SPOON", batches=[medium, earliest, latest])
    line = OrderLine("order1", "MINIMALIST-SPOON", 10)

    product.allocate(line)

    assert earliest.available_quantity == 90
    assert medium.available_quantity == 100
    assert latest.available_quantity == 100
示例#14
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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=date.today() + timedelta(days=1))
    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
示例#15
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def test_prefers_earlier_batches():
    earliest = Batch("speedy-batch", "MINIMALIST-SPOON", 100, eta=date.today())
    medium = Batch("normal-batch",
                   "MINIMALIST-SPOON",
                   100,
                   eta=date.today() + timedelta(days=1))
    latest = Batch("slow-batch",
                   "MINIMALIST-SPOON",
                   100,
                   eta=date.today() + timedelta(days=2))

    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
示例#16
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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
示例#17
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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))
示例#18
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def test_cannot_allocate_if_skus_do_not_match():
    batch = Batch("batch-001", 'sku1', 100, eta=None)
    line = OrderLine("order-123", 'sku2', 10)
    assert batch.can_allocate(line) is False
示例#19
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def test_raises_out_of_stock_exception_if_cannot_allocate():
    batch = Batch("batch1", "SMALL-FORK", 10, eta=date.today())
    allocate(OrderLine("order1", "SMALL-FORK", 10), [batch])

    with pytest.raises(OutOfStock, match="SMALL-FORK"):
        allocate(OrderLine("order2", "SMALL-FORK", 1), [batch])