MAGETWO-99769: SKU search weight is ignored

Author: Roman Lytvynenko

dev/tests/integration/testsuite/Magento/CatalogSearch/_files/products_for_sku_search_weight_score.php

@@ -0,0 +1,54 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+use Magento\Catalog\Api\ProductRepositoryInterface;
+use Magento\Catalog\Model\Product;
+use Magento\Catalog\Model\Product\Attribute\Source\Status;
+use Magento\Catalog\Model\Product\Type;
+use Magento\Catalog\Model\Product\Visibility;
+use Magento\TestFramework\Helper\Bootstrap;
+
+/** @var ProductRepositoryInterface $productRepository */
+$productRepository = Bootstrap::getObjectManager()->create(ProductRepositoryInterface::class);
+$product = Bootstrap::getObjectManager()->create(Product::class);
+$product->setTypeId(Type::TYPE_SIMPLE)
+    ->setAttributeSetId(4)
+    ->setWebsiteIds([1])
+    ->setName('1-2-3-4')
+    ->setSku('testsku')
+    ->setPrice(10)
+    ->setTaxClassId(0)
+    ->setVisibility(Visibility::VISIBILITY_BOTH)
+    ->setStatus(Status::STATUS_ENABLED)
+    ->setStockData(
+        [
+            'use_config_manage_stock' => 1,
+            'qty' => 100,
+            'is_qty_decimal' => 0,
+            'is_in_stock' => 1,
+        ]
+    );
+$productRepository->save($product);
+
+$product = Bootstrap::getObjectManager()->create(Product::class);
+$product->setTypeId(Type::TYPE_SIMPLE)
+    ->setAttributeSetId(4)
+    ->setWebsiteIds([1])
+    ->setName('test')
+    ->setSku('1-2-3-4')
+    ->setPrice(10)
+    ->setTaxClassId(0)
+    ->setVisibility(Visibility::VISIBILITY_BOTH)
+    ->setStatus(Status::STATUS_ENABLED)
+    ->setStockData(
+        [
+            'use_config_manage_stock' => 1,
+            'qty' => 100,
+            'is_qty_decimal' => 0,
+            'is_in_stock' => 1,
+        ]
+    );
+$productRepository->save($product);