diff --git a/app/code/Magento/WishlistGraphQl/Model/Resolver/CustomerWishlistResolver.php b/app/code/Magento/WishlistGraphQl/Model/Resolver/CustomerWishlistResolver.php
index 1e2508fc8abe4..e866b9cead03c 100644
--- a/app/code/Magento/WishlistGraphQl/Model/Resolver/CustomerWishlistResolver.php
+++ b/app/code/Magento/WishlistGraphQl/Model/Resolver/CustomerWishlistResolver.php
@@ -14,7 +14,7 @@
 use Magento\Framework\GraphQl\Exception\GraphQlAuthorizationException;
 
 /**
- * Fetches the Wishlists data according to the GraphQL schema
+ * Fetches customer wishlist data
  */
 class CustomerWishlistResolver implements ResolverInterface
 {
@@ -41,7 +41,6 @@ public function resolve(
         array $value = null,
         array $args = null
     ) {
-        /* Guest checking */
         if (false === $context->getExtensionAttributes()->getIsCustomer()) {
             throw new GraphQlAuthorizationException(__('The current customer isn\'t authorized.'));
         }
diff --git a/dev/tests/api-functional/testsuite/Magento/GraphQl/Wishlist/CustomerWishlistTest.php b/dev/tests/api-functional/testsuite/Magento/GraphQl/Wishlist/CustomerWishlistTest.php
index 0a22ddf397281..fbd9c53faf7f5 100644
--- a/dev/tests/api-functional/testsuite/Magento/GraphQl/Wishlist/CustomerWishlistTest.php
+++ b/dev/tests/api-functional/testsuite/Magento/GraphQl/Wishlist/CustomerWishlistTest.php
@@ -44,20 +44,19 @@ public function testCustomerWishlist(): void
         $query =
             <<<QUERY
 {
-  customer
- {
-  wishlist {
-   id
-   items_count
-   sharing_code
-   updated_at
-   items {
-    product {
-      sku 
+  customer {
+    wishlist {
+      id
+      items_count
+      sharing_code
+      updated_at
+      items {
+        product {
+          sku
+        }
+      }
     }
-   }
   }
- }
 }
 QUERY;
 
@@ -82,12 +81,11 @@ public function testCustomerAlwaysHasWishlist(): void
         $query =
             <<<QUERY
 {
-  customer
- {
-  wishlist {
-   id
+  customer {
+    wishlist {
+      id
+    }
   }
- }
 }
 QUERY;
 
@@ -105,18 +103,17 @@ public function testCustomerAlwaysHasWishlist(): void
      * @expectedException \Exception
      * @expectedExceptionMessage The current customer isn't authorized.
      */
-    public function testGetGuestWishlist()
+    public function testGuestCannotGetWishlist()
     {
         $query =
             <<<QUERY
 {
-  customer
- {
-      wishlists {
-       items_count
-       sharing_code
-       updated_at
-      }
+  customer {
+    wishlist {
+      items_count
+      sharing_code
+      updated_at
+    }
   }
 }
 QUERY;