public function testListDomainsReturnsCorrectData()
 {
     $this->setMockResponse($this->client, array('domains/listDomains'));
     $domains = $this->client->getDomains();
     $this->assertInstanceOf('\\Mgrt\\Model\\ResultCollection', $domains);
     $this->assertEquals($domains->count(), 3);
     foreach ($domains as $domain) {
         $this->assertInstanceOf('\\Mgrt\\Model\\Domain', $domain);
     }
 }