dom/websocket/tests/test_websocket_permessage_deflate.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <head>
   4   <title>Basic test of permessage compression websocket extension</title>
   5   <script src="/tests/SimpleTest/SimpleTest.js"></script>
   6   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
   7 </head>
   8 <body onload="testDeflate()">
   9 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=792831">Mozilla Bug </a>
  10 <p id="display"></p>
  11 <div id="content" style="display: none">
  12 </div>
  13 <pre id="test">
  14 <script class="testbody" type="text/javascript">
  15
  16 var ws;
  17 var textMessage = "This is a text message";
  18 var binaryMessage = "This is a binary message";
  19 var testIdx = 0;
  20 var sendText = true;
  21
  22 let tests = [
  23   // enable PMCE
  24   [ true, "ws://mochi.test:8888/tests/dom/websocket/tests/file_websocket_permessage_deflate" ],
  25   // server rejects offered PMCE
  26   [ false, "ws://mochi.test:8888/tests/dom/websocket/tests/file_websocket_permessage_deflate_rejected" ],
  27   // server returns parameters in the handshake
  28   [ true, "ws://mochi.test:8888/tests/dom/websocket/tests/file_websocket_permessage_deflate_params" ]
  29 ]
  30
  31 function ab2str(buf) {
  32   return String.fromCharCode.apply(null, new Uint16Array(buf));
  33 }
  34
  35 function str2ab(str) {
  36   var buf = new ArrayBuffer(str.length*2);
  37   var bufView = new Uint16Array(buf);
  38   for (var i=0, strLen=str.length; i<strLen; i++) {
  39     bufView[i] = str.charCodeAt(i);
  40   }
  41   return buf;
  42 }
  43
  44 function sendMessage() {
  45   if (sendText) {
  46     ws.send(textMessage);
  47   } else {
  48     ws.binaryType = "arraybuffer";
  49     ws.send(str2ab(binaryMessage));
  50   }
  51 }
  52
  53 function testDeflate() {
  54   ws = new WebSocket(tests[testIdx][1]);
  55
  56   ws.onopen = function() {
  57     if (tests[testIdx][0]) {
  58       is(ws.extensions, "permessage-deflate", "permessage-deflate not negotiated!");
  59     } else {
  60       is(ws.extensions, "", "permessage-deflate should not be negotiated!");
  61     }
  62
  63     sendMessage();
  64   }
  65
  66   ws.onclose = function(e) {
  67     if (!e.wasClean) {
  68       ok(false, "Connection should be closed cleanly!");
  69       SimpleTest.finish();
  70     }
  71   }
  72
  73   ws.onerror = function() {
  74     ok(false, "onerror called!");
  75     SimpleTest.finish();
  76   }
  77
  78   ws.onmessage = function(e) {
  79     if (sendText) {
  80       is(e.data, textMessage, "Text message not received successfully!");
  81       sendText = false;
  82       sendMessage();
  83     } else {
  84       ok(e.data instanceof ArrayBuffer, "Should receive an arraybuffer!");
  85       is(ab2str(e.data), binaryMessage, "Binary message not received successfully!");
  86       ws.close();
  87
  88       sendText = true;
  89       testIdx++;
  90       if (testIdx < tests.length) {
  91         testDeflate();
  92       } else {
  93         SimpleTest.finish();
  94       }
  95     }
  96   }
  97 }
  98
  99 SimpleTest.waitForExplicitFinish();
 100
 101 </script>
 102 </pre>
 103 </body>
 104 </html>