MC-19432: REST API returns 404 error instead of 400

Author: dhorytskyi

dev/tests/api-functional/testsuite/Magento/Quote/Api/CartItemRepositoryTest.php

@@ -6,7 +6,6 @@
  */
 namespace Magento\Quote\Api;
 
-use Magento\Catalog\Api\ProductRepositoryInterface;
 use Magento\Catalog\Model\CustomOptions\CustomOptionProcessor;
 use Magento\Framework\Webapi\Rest\Request;
 use Magento\Quote\Model\Quote;
@@ -84,10 +83,9 @@ public function testGetList()
      */
     public function testAddItem()
     {
-        $productSku = 'custom-design-simple-product';
-        $productRepository = $this->objectManager->create(ProductRepositoryInterface::class);
-        $product = $productRepository->get($productSku);
-
+        /** @var  \Magento\Catalog\Model\Product $product */
+        $product = $this->objectManager->create(\Magento\Catalog\Model\Product::class)->load(2);
+        $productSku = $product->getSku();
         /** @var Quote  $quote */
         $quote = $this->objectManager->create(Quote::class);
         $quote->load('test_order_1', 'reserved_order_id');
@@ -112,59 +110,10 @@ public function testAddItem()
             ],
         ];
         $this->_webApiCall($serviceInfo, $requestData);
-        $this->assertTrue($quote->hasProductId($product->getId()));
+        $this->assertTrue($quote->hasProductId(2));
         $this->assertEquals(7, $quote->getItemByProduct($product)->getQty());
     }
 
-    /**
-     * @expectedException \Exception
-     * @expectedExceptionCode 400
-     * @dataProvider failedAddItemDataProvider
-     * @param array|null $cartItem
-     */
-    public function testFailedAddItem(?array $cartItem)
-    {
-        $serviceInfo = [
-            'rest' => [
-                'resourcePath' => self::RESOURCE_PATH . 'mine/items',
-                'httpMethod' => Request::HTTP_METHOD_POST,
-            ],
-            'soap' => [
-                'service' => self::SERVICE_NAME,
-                'serviceVersion' => self::SERVICE_VERSION,
-                'operation' => self::SERVICE_NAME . 'Save',
-            ],
-        ];
-        $requestData = [
-            'cartItem' => $cartItem,
-        ];
-
-        $this->expectException(\Exception::class);
-        $this->expectExceptionCode(TESTS_WEB_API_ADAPTER === self::ADAPTER_SOAP ? 0 : 400);
-        $this->_webApiCall($serviceInfo, $requestData);
-    }
-
-    /**
-     * @return array
-     */
-    public function failedAddItemDataProvider(): array
-    {
-        return [
-            'absent cart item' => [
-                null,
-            ],
-            'empty cart item' => [
-                [],
-            ],
-            'absent cart id' => [
-                [
-                    'sku' => 'custom-design-simple-product',
-                    'qty' => 7,
-                ],
-            ],
-        ];
-    }
-
     /**
      * @magentoApiDataFixture Magento/Checkout/_files/quote_with_items_saved.php
      */