GraphQL - added functional test, removed unnecessary empty lines

Author: zbigniewkuras

app/code/Magento/UrlRewriteGraphQl/Model/Resolver/UrlRewrite.php

@@ -15,6 +15,7 @@
 use Magento\Store\Model\StoreManagerInterface;
 use Magento\UrlRewrite\Model\UrlFinderInterface;
 use Magento\Store\Model\ScopeInterface;
+use Magento\Cms\Helper\Page;
 
 /**
  * UrlRewrite field resolver, used for GraphQL request processing.
@@ -41,7 +42,6 @@ class UrlRewrite implements ResolverInterface
      */
     private $scopeConfig;
 
-
     /**
      * @param UrlFinderInterface $urlFinder
      * @param StoreManagerInterface $storeManager
@@ -80,7 +80,7 @@ public function resolve(
                 $url = ltrim($url, '/');
             } else if ($url === '/') {
                 $homePageIdentifier = $this->scopeConfig->getValue(
-                    \Magento\Cms\Helper\Page::XML_PATH_HOME_PAGE,
+                    Page::XML_PATH_HOME_PAGE,
                     ScopeInterface::SCOPE_STORE
                 );
                 $url = $homePageIdentifier;

dev/tests/api-functional/testsuite/Magento/GraphQl/UrlRewrite/UrlResolverTest.php

@@ -272,4 +272,46 @@ public function testInvalidUrlResolverInput()
         $this->assertArrayHasKey('urlResolver', $response);
         $this->assertNull($response['urlResolver']);
     }
+    
+    /**
+     * Test for category entity with leading slash
+     */
+    public function testCategoryUrlWithLeadingSlash()
+    {
+        $productSku = 'p002';
+        $urlPath2 = 'cat-1.html';
+        /** @var ProductRepositoryInterface $productRepository */
+        $productRepository = $this->objectManager->get(ProductRepositoryInterface::class);
+        $product = $productRepository->get($productSku, false, null, true);
+        $storeId  = $product->getStoreId();
+        
+        /** @var  UrlFinderInterface $urlFinder */
+        $urlFinder = $this->objectManager->get(UrlFinderInterface::class);
+        $actualUrls = $urlFinder->findOneByData(
+            [
+                'request_path' => $urlPath,
+                'store_id' => $storeId
+            ]
+        );
+        $categoryId = $actualUrls->getEntityId();
+        $targetPath = $actualUrls->getTargetPath();
+        $expectedType = $actualUrls->getEntityType();
+        
+        $query
+        = <<<QUERY
+{
+  urlResolver(url:"/{$urlPath2}")
+  {
+   id
+   canonical_url
+   type
+  }
+}
+QUERY;
+        $response = $this->graphQlQuery($query);
+        $this->assertArrayHasKey('urlResolver', $response);
+        $this->assertEquals($categoryId, $response['urlResolver']['id']);
+        $this->assertEquals($targetPath, $response['urlResolver']['canonical_url']);
+        $this->assertEquals(strtoupper($expectedType), $response['urlResolver']['type']);
+    }
 }