function it_throws_invalid_argument_exception_if_on_hold_quantity_to_decrease_will_be_below_zero(OrderInterface $order, OrderItemInterface $orderItem, ProductVariantInterface $productVariant)
{
$productVariant->getOnHold()->willReturn(5);
$productVariant->isTracked()->willReturn(true);
$productVariant->getName()->willReturn('t-shirt');
$orderItem->getVariant()->willReturn($productVariant);
$orderItem->getQuantity()->willReturn(10);
$order->getItems()->willReturn([$orderItem]);
$productVariant->setOnHold(-5)->shouldNotBeCalled();
$this->shouldThrow(\InvalidArgumentException::class)->during('decrease', [$order]);
}
