/** * @param CartInterface $cart * @param CartItemInterface $item */ private function resolveCartItem(CartInterface $cart, CartItemInterface $item) { foreach ($cart->getItems() as $existingItem) { if ($item->equals($existingItem)) { $this->orderItemQuantityModifier->modify($existingItem, $existingItem->getQuantity() + $item->getQuantity()); return; } } $cart->addItem($item); }
function it_changes_quntity_of_item_if_same_cart_item_already_exists(OrderProcessorInterface $orderProcessor, OrderItemQuantityModifierInterface $orderItemQuantityModifier, CartInterface $cart, CartItemInterface $newItem, CartItemInterface $existingItem) { $cart->getItems()->willReturn([$existingItem]); $newItem->equals($existingItem)->willReturn(true); $existingItem->getQuantity()->willReturn(2); $newItem->getQuantity()->willReturn(3); $cart->addItem($existingItem)->shouldNotBeCalled(); $orderItemQuantityModifier->modify($existingItem, 5)->shouldBeCalled(); $orderProcessor->process($cart)->shouldBeCalled(); $this->addToCart($cart, $newItem); }