MCP-584: Disable Inventory check on Quote Load

- [MCP-614] Fix new Integration test for disabled Inventory check

Author: aa-kashk

dev/tests/integration/testsuite/Magento/CatalogInventory/Api/OutOfStockItemSaveTest.php

@@ -0,0 +1,110 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Quote\Model;
+
+use Magento\Catalog\Api\Data\ProductInterface;
+use Magento\Catalog\Api\ProductRepositoryInterface;
+use Magento\CatalogInventory\Api\StockItemRepositoryInterface;
+use Magento\Framework\Exception\LocalizedException;
+use Magento\Framework\ObjectManagerInterface;
+use Magento\Quote\Api\CartManagementInterface;
+use Magento\TestFramework\Helper\Bootstrap;
+use Magento\TestFramework\Quote\Model\GetQuoteByReservedOrderId;
+use PHPUnit\Framework\TestCase;
+
+class QuoteManagementWithInventoryCheckDisabledTest extends TestCase
+{
+    /**
+     * @var ObjectManagerInterface
+     */
+    private $objectManager;
+
+    /** @var ProductRepositoryInterface $productRepository */
+    private $productRepository;
+
+    /**
+     * @var GetQuoteByReservedOrderId
+     */
+    private $getQuoteByReservedOrderId;
+
+    /**
+     * @var CartManagementInterface
+     */
+    private $cartManagement;
+
+    protected function setUp(): void
+    {
+        $this->objectManager = Bootstrap::getObjectManager();
+        $this->cartManagement = $this->objectManager->get(CartManagementInterface::class);
+        $this->getQuoteByReservedOrderId = $this->objectManager->get(GetQuoteByReservedOrderId::class);
+        $this->productRepository = $this->objectManager->get(ProductRepositoryInterface::class);
+    }
+
+    /**
+     * @magentoDataFixture Magento/Sales/_files/quote_with_purchase_order.php
+     * @magentoConfigFixture cataloginventory/options/enable_inventory_check 0
+     * @return void
+     */
+    public function testSaveWithZeroQuantityAndInventoryCheckDisabled()
+    {
+        $poNumber = '12345678';
+        $quote = $this->getQuoteByReservedOrderId->execute('test_order_1');
+        $quote->getPayment()->setPoNumber($poNumber);
+        $quote->collectTotals()->save();
+
+        /** @var ProductInterface $product */
+        $product = $this->productRepository->get($quote->getItems()[0]->getSku(), false, null, true);
+
+        $this->productRepository->save($product);
+
+        $stockItem = $product->getExtensionAttributes()->getStockItem();
+        $stockItem->setQty(0);
+        $stockItem->setIsInStock(0);
+
+        /** @var StockItemRepositoryInterface $stockItemRepository */
+        $stockItemRepository = $this->objectManager->get(StockItemRepositoryInterface::class);
+        $stockItemRepository->save($stockItem);
+
+        $this->expectExceptionObject(
+            new LocalizedException(__('Some of the products are out of stock.'))
+        );
+        $this->cartManagement->placeOrder($quote->getId());
+    }
+
+
+    /**
+     * @magentoDataFixture Magento/Sales/_files/quote_with_purchase_order.php
+     * @magentoConfigFixture cataloginventory/options/enable_inventory_check 0
+     * @return void
+     */
+    public function testSaveWithPositiveQuantityAndInventoryCheckDisabled()
+    {
+        $poNumber = '12345678';
+        $quote = $this->getQuoteByReservedOrderId->execute('test_order_1');
+        $quote->getPayment()->setPoNumber($poNumber);
+        $quote->collectTotals()->save();
+
+        /** @var ProductInterface $product */
+        $product = $this->productRepository->get($quote->getItems()[0]->getSku(), false, null, true);
+
+        $this->productRepository->save($product);
+
+        $stockItem = $product->getExtensionAttributes()->getStockItem();
+        $stockItem->setQty(100);
+        $stockItem->setIsInStock(0);
+
+        /** @var StockItemRepositoryInterface $stockItemRepository */
+        $stockItemRepository = $this->objectManager->get(StockItemRepositoryInterface::class);
+        $stockItemRepository->save($stockItem);
+
+        $this->expectExceptionObject(
+            new LocalizedException(__('Some of the products are out of stock.'))
+        );
+        $this->cartManagement->placeOrder($quote->getId());
+    }
+}