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@mohammadali66
Last active September 13, 2022 15:40
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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)
)
def test_can_allocate_if_available_greater_than_required():
large_batch, small_line = make_batch_and_line("ELEGANT-LAMP", 20, 2)
assert large_batch.can_allocate(small_line)
def test_cannot_allocate_if_available_smaller_than_required():
small_batch, large_line = make_batch_and_line("ELEGANT-LAMP", 2, 20)
assert small_batch.can_allocate(large_line) is False
def test_can_allocate_if_available_equal_to_required():
batch, line = make_batch_and_line("ELEGANT-LAMP", 2, 2)
assert batch.can_allocate(line)
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 test_can_only_deallocate_allocated_lines():
batch, unallocated_line = make_batch_and_line("DECORATIVE-TRINKET", 20, 2)
batch.deallocate(unallocated_line)
assert batch.available_quantity == 20
def test_allocation_is_idempotent():
batch, line = make_batch_and_line("ANGULAR-DESK", 20, 2)
batch.allocate(line)
batch.allocate(line)
assert batch.available_quantity == 18
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