public function testRC()
 {
     $c = new \Iris\RateCenter(self::$client);
     $cities = $c->getList(["state" => "CA"]);
     $json = '{"Name":"AGOURA","Abbreviation":"AGOURA"}';
     $this->assertEquals($json, json_encode($cities[0]->to_array()));
     $this->assertEquals("GET", self::$container[self::$index]['request']->getMethod());
     $this->assertEquals("https://api.test.inetwork.com/v1.0/rateCenters?state=CA", self::$container[self::$index]['request']->getUri());
     self::$index++;
 }
<?php

require_once "./vendor/autoload.php";
require_once "./config.php";
if (count($argv) < 2) {
    die("usage: php coveredRate-sample.php [state] e.g. php coveredRate-sample.php CA");
}
$client = new Iris\Client(Config::LOGIN, Config::PASSWORD);
$rc = new \Iris\RateCenter($client);
echo json_encode($rc->getList(["state" => $argv[1]]));