test_messageEvent.html

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<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=848294

-->

<head>

  <meta charset="utf-8">

  <title>Test for Bug 848294</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <script src="/tests/SimpleTest/EventUtils.js"></script>

  <script src="/tests/SimpleTest/WindowSnapshot.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

</head>

<body>

  <script type="application/javascript">

  function testMessageEvent(e, test) {

    ok(e, "MessageEvent created");

    is(e.type, 'message', 'MessageEvent.type is right');

    is(e.data, 'data' in test ? test.data : null, 'MessageEvent.data is ok');

    is(e.origin, 'origin' in test ? test.origin : '', 'MessageEvent.origin is ok');

    is(e.lastEventId, 'lastEventId' in test ? test.lastEventId : '', 'MessageEvent.lastEventId is ok');

    is(e.source, 'source' in test ? test.source : null, 'MessageEvent.source is ok');

    if (test.ports != undefined) {

      is(e.ports.length, test.ports.length, 'MessageEvent.ports is ok');

      is(e.ports, e.ports, 'MessageEvent.ports is ok');

    } else {

      ok(!('ports' in test) || test.ports == null, 'MessageEvent.ports is ok');

  function runTest() {

    var channel = new MessageChannel();

    var tests = [

{},

      { data: 42 },

      { data: {} },

      { data: true, origin: 'wow' },

      { data: [], lastEventId: 'wow2'  },

      { data: null, source: null },

      { data: window, source: window },

      { data: window, source: channel.port1 },

      { data: window, source: channel.port1, ports: [ channel.port1, channel.port2 ] },

      { data: null, ports: [] },

];

    while (tests.length) {

      var test = tests.shift();

      var e = new MessageEvent('message', test);

      testMessageEvent(e, test);

      e = new MessageEvent('message');

      e.initMessageEvent('message', true, true,

                         'data' in test ? test.data : null,

                         'origin' in test ? test.origin : '',

                         'lastEventId' in test ? test.lastEventId : '',

                         'source' in test ? test.source : null,

                         'ports' in test ? test.ports : []);

      testMessageEvent(e, test);

    try {

      var e = new MessageEvent('foobar', { source: 42 });

      ok(false, "Source has to be a window or a port");

    } catch(ex) {

      ok(true, "Source has to be a window or a port");

    SimpleTest.finish();

  SimpleTest.waitForExplicitFinish();

  runTest();

  </script>

</body>

</html>