ACP2E-2151: GraphQL GetCategories query works slowly and generates 1K SQL queries

Author: o-dubovyk

app/code/Magento/CatalogCustomerGraphQl/Test/Unit/Model/Resolver/PriceTiersTest.php

@@ -5,7 +5,7 @@
  */
 declare(strict_types=1);
 
-namespace Magento\CatalogCustomerGraphQl\Test\Unit\Model\Resolver;;
+namespace Magento\CatalogCustomerGraphQl\Test\Unit\Model\Resolver;
 
 use Magento\CatalogCustomerGraphQl\Model\Resolver\Customer\GetCustomerGroup;
 use Magento\CatalogCustomerGraphQl\Model\Resolver\PriceTiers;
@@ -41,6 +41,16 @@ class PriceTiersTest extends TestCase
      */
     private $contextMock;
 
+    /**
+     * @var TiersFactory|MockObject
+     */
+    private $tiersFactory;
+
+    /**
+     * @var PriceTiers
+     */
+    private $priceTiers;
+
     protected function setUp(): void
     {
         $valueFactory = $this->createMock(ValueFactory::class);