test_postMessage_transfer.html

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<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=822094

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<head><meta charset=utf-8>

  <title>postMessage transferable tests</title>

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

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

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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=822094">Mozilla Bug 822094</a>

<p id="display"></p>

<div id="content" style="display: none">

<iframe src="postMessage_transfer_helper.html"

        name="sameDomain"></iframe>

<iframe src="http://example.org:8000/tests/dom/tests/mochitest/whatwg/postMessage_transfer_helper.html"

        name="crossDomain"></iframe>

</div>

<pre id="test">

<script class="testbody" type="application/javascript">

SimpleTest.waitForExplicitFinish();

var tests = [

  function() { testFunc(window, "http://mochi.test:8888"); },

  function() { testFunc(frames.sameDomain, "http://mochi.test:8888"); },

  function() { testFunc(frames.crossDomain, "http://example.org:8000"); },

  function() { SimpleTest.finish(); },

];

function testFunc(target, origin) {

  var ab = new ArrayBuffer(1);

  var cd = new ArrayBuffer(1);

  target.postMessage([ab, cd], origin, [ab]);

  is(ab.byteLength, 0, "ab should be detached");

  is(cd.byteLength, 1, "cd should not be detached");

  onmessage = function(e) {

    is(e.data[0].byteLength, 1, "ab should be transfered");

    is(e.data[1].byteLength, 1, "cd should be cloned");

    nextTest();

};

function nextTest() {

  var t = tests.shift();

  t();

};

onload = function() {

  nextTest();

};

</script>

</pre>

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