public function testGetCustomerIds() { $client = new Client(); $result = $client->GetCustomerProfileIds(array('merchantAuthentication' => array('name' => AUTHORIZENET_API_LOGIN_ID, 'transactionKey' => AUTHORIZENET_TRANSACTION_KEY))); $customer_ids = $result->GetCustomerProfileIdsResult->ids->long; $this->assertTrue(is_array($customer_ids)); }