author Chris Jones <>
Mon, 19 Nov 2012 09:58:38 -0800
changeset 113713 cf8750abee06cde395c659f8ecd8ae019d7512e3
parent 107908 1f7c4fae49c0d80075e7b0380c4b841a5ed30ab0
permissions -rw-r--r--
Bug 804852: Support for the hwc implementation of Composer2D. r=mattwoodrow,mwu,roc sr=roc This is a rollup of the following patches part 0: Add a dynamic cast to ColorLayer* part 1: Add a Composer2D interface to enable implementations to more efficiently compose layer trees part 2: Let widgets expose Composer2Ds, if they have them part 3: Expose a layers ogl "friend" API that Composer2D will consume part 4: Hook Composer2D into the LayerManagerOGL rendering pipeline part 5: Implement all the goop to let widget/gonk use a Composer2D (HwcComposer2D)

  <title>Test for Bug 246699</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<a target="_blank" href="">Mozilla Bug 246699</a>
<p id="display"></p>
<div id="content" style="display: none">
<iframe id="load-frame"></iframe>
<pre id="test">
<script class="testbody" type="text/javascript">

 ** Test for Bug 246699
 ** (should produce stack information for caps errors)
function isError(e)
  return === "Error" || === "TypeError";

function hasStack(e)
  return isError(e) && /inciteCaps/.test(e.stack);

function inciteCaps(f)
    try {
        return "operation succeeded";
    } catch (e if hasStack(e)) {
        return "denied-stack";
    } catch (e) {
        return "unexpected: " + e;

function tryChromeLoad()
    window.frames[0].location = "chrome://global/content/mozilla.xhtml";

function tryComponentsClasses()
    return SpecialPowers.Components.classes[";1"];

is(inciteCaps(tryChromeLoad), "denied-stack",
   "should get stack for content-loading-chrome rejection");
is(inciteCaps(tryComponentsClasses), "denied-stack",
   "should get stack for SpecialPowers.Components.classes rejection");