public static function setUpBeforeClass()
 {
     // increase memory limit to avoid fatal error due to findPetByStatus
     // returning a lot of data
     ini_set('memory_limit', '256M');
     // for error reporting (need to run with php5.3 to get no warning)
     //ini_set('display_errors', 1);
     //error_reporting(~0);
     // when running with php5.5, comment out below to skip the warning about
     // using @ to handle file upload
     //ini_set('display_startup_errors',1);
     //ini_set('display_errors',1);
     //error_reporting(-1);
     // enable debugging
     //Configuration::$debug = true;
     // skip initializing the API client as it should be automatic
     //$api_client = new ApiClient('http://petstore.swagger.io/v2');
     // new pet
     $new_pet_id = 10005;
     $new_pet = new Model\Pet();
     $new_pet->setId($new_pet_id);
     $new_pet->setName("PHP Unit Test");
     $new_pet->setPhotoUrls(array("http://test_php_unit_test.com"));
     // new tag
     $tag = new Model\Tag();
     $tag->setId($new_pet_id);
     // use the same id as pet
     $tag->setName("test php tag");
     // new category
     $category = new Model\Category();
     $category->setId($new_pet_id);
     // use the same id as pet
     $category->setName("test php category");
     $new_pet->setTags(array($tag));
     $new_pet->setCategory($category);
     $pet_api = new Api\PetApi();
     // add a new pet (model)
     $add_response = $pet_api->addPet($new_pet);
 }