Add lazy loading to test

Author: palshin

tests/ObjectTypesUseCaseTest.php

@@ -44,12 +44,16 @@ public function post_type_was_created(): void
    */
   public function type_definitions_match(): void
   {
+    $userInput = null;
+    $postInput = null;
+
     $postInput = new InputObjectType([
       'name' => 'PostInput',
       'fields' => [
         'id' => Type::nonNull(Type::int()),
         'title' => Type::nonNull(Type::string()),
         'content' => type::nonNull(Type::string()),
+        'author' => Type::nonNull(fn () => $userInput),
       ],
     ]);
 

tests/TestClasses/Post.php

@@ -11,4 +11,6 @@ class Post
   public string $title;
 
   public string $content;
+
+  public User $author;
 }