Fixed several broken tests

Author: vladar

tests/Executor/LazyInterfaceTest.php

@@ -49,7 +49,7 @@ protected function setUp()
             }
         ]);
 
-        $this->schema = new Schema(['query' => $query]);
+        $this->schema = new Schema(['query' => $query, 'types' => [$this->getTestObjectType()]]);
     }
 
     /**

tests/StarWarsSchema.php

@@ -162,7 +162,7 @@ public static function build()
                 'friends' => [
                     'type' => Type::listOf($characterInterface),
                     'description' => 'The friends of the human, or an empty list if they have none.',
-                    'resolve' => function ($human, $args, ResolveInfo $info) {
+                    'resolve' => function ($human, $args, $context, ResolveInfo $info) {
                         $fieldSelection = $info->getFieldSelection();
                         $fieldSelection['id'] = true;