MC-33069: Stabilize Unit tests

Author: viktorpetryk

lib/internal/Magento/Framework/ObjectManager/Code/Generator/Repository.php

@@ -246,11 +246,11 @@ protected function _getGetMethod()
             'parameters' => [
                 [
                     'name' => 'id',
-                    'type' => $parameterReflection->getType(),
+                    'type' => $this->getTypeHintText($parameterReflection->getType()),
                 ],
             ],
             'body' => $body,
-            'returnType' => $methodReflection->getReturnType(),
+            'returnType' => $this->getTypeHintText($methodReflection->getReturnType()),
             'docblock' => [
                 'shortDescription' => 'load entity',
                 'tags' => [
@@ -722,9 +722,9 @@ private function getMethodParamAndReturnType($methodName)
         if (!empty($params[0])) {
             /** @var ParameterReflection $parameterReflection */
             $parameterReflection = $params[0];
-            $result['paramType'] = $parameterReflection->getType();
+            $result['paramType'] = $this->getTypeHintText($parameterReflection->getType());
         }
-        $result['returnType'] = $methodReflection->getReturnType();
+        $result['returnType'] = $this->getTypeHintText($methodReflection->getReturnType());
 
         return $result;
     }
@@ -742,4 +742,15 @@ private function getClassMethods($name)
         }
         return $this->methodList;
     }
+
+    /**
+     * Get the text of the type hint.
+     *
+     * @param \ReflectionType|null $type
+     * @return string|null
+     */
+    private function getTypeHintText($type)
+    {
+        return $type instanceof \ReflectionType ? $type->getName() : $type;
+    }
 }