public function __construct()
 {
     $config = new Configuration();
     $config->setProperty(ServiceManagementSettings::SUBSCRIPTION_ID, TestResources::serviceManagementSubscriptionId());
     $config->setProperty(ServiceManagementSettings::URI, Resources::SERVICE_MANAGEMENT_URL);
     $config->setProperty(ServiceManagementSettings::CERTIFICATE_PATH, TestResources::serviceManagementCertificatePath());
     $serviceManagementRestProxy = ServiceManagementService::create($config);
     parent::__construct($config, $serviceManagementRestProxy);
     $this->createdStorageServices = array();
     $this->createdAffinityGroups = array();
     $this->storageCount = count($this->restProxy->listStorageServices()->getStorageServices());
     $this->affinityGroupCount = count($this->restProxy->listAffinityGroups()->getAffinityGroups());
 }