dom/base/test/iframe_messageChannel_pingpong.html

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/dom/base/test/iframe_messageChannel_pingpong.html	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,33 @@
     1.4 +<!DOCTYPE HTML>
     1.5 +<html>
     1.6 +<body>
     1.7 +  <script type="application/javascript">
     1.8 +
     1.9 +  function ok(what, msg) {
    1.10 +    window.parent.postMessage({type: what ? 'OK' : 'KO', msg: msg }, '*');
    1.11 +  }
    1.12 +
    1.13 +  window.addEventListener('message', receiveMessage, false);
    1.14 +  function receiveMessage(evt) {
    1.15 +    if (evt.data.type == 'PORT') {
    1.16 +      var port = evt.data.port;
    1.17 +      var counter = 0;
    1.18 +      port.onmessage = function(evt) {
    1.19 +        if (counter++ == 0) {
    1.20 +          ok(!(evt.data % 2), "The number " + evt.data + " has been received correctly by the iframe");
    1.21 +
    1.22 +          window.parent.postMessage({ type: 'PORT', port: port }, '*', [port]);
    1.23 +        }
    1.24 +        else {
    1.25 +          ok(false, "Wrong message!");
    1.26 +        }
    1.27 +      }
    1.28 +    } else {
    1.29 +      ok(false, "Unknown message");
    1.30 +    }
    1.31 +  }
    1.32 +
    1.33 +  </script>
    1.34 +</body>
    1.35 +</html>
    1.36 +

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