public void MoveTnsTest()
 {
     using (var server = new HttpServer(new RequestHandler
     {
         EstimatedMethod = "POST",
         EstimatedPathAndQuery = string.Format("/v1.0/accounts/{0}/sites/1/sippeers/10/movetns", Helper.AccountId),
         EstimatedContent = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n<SipPeerTelephoneNumbers>\r\n  <FullNumber>111</FullNumber>\r\n  <FullNumber>222</FullNumber>\r\n</SipPeerTelephoneNumbers>"
     }))
     {
         var client = Helper.CreateClient();
         var peer   = new SipPeer
         {
             Id     = "10",
             SiteId = "1"
         };
         peer.SetClient(client);
         peer.MoveTns("111", "222").Wait();
         if (server.Error != null)
         {
             throw server.Error;
         }
     }
 }