js/xpconnect/tests/chrome/test_bug533596.xhtml

   1 <?xml version="1.0"?>
   2 <?xml-stylesheet href="chrome://global/skin" type="text/css"?>
   3 <?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
   4                  type="text/css"?>
   5 <!--
   6 https://bugzilla.mozilla.org/show_bug.cgi?id=533596
   7 -->
   8 <window title="Mozilla Bug 533596"
   9   xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
  10   <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  11
  12   <!-- test results are displayed in the html:body -->
  13   <body xmlns="http://www.w3.org/1999/xhtml">
  14   <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=533596"
  15      target="_blank">Mozilla Bug 533596</a>
  16   </body>
  17
  18   <!-- test code goes here -->
  19   <script type="application/javascript"><![CDATA[
  20
  21   // XPCNativeWrapper is not defined globally in ESLint as it may be going away.
  22   // See bug 1481337.
  23   /* global XPCNativeWrapper */
  24
  25   /** Test for Bug 533596 **/
  26
  27   function go() {
  28     try { XPCNativeWrapper.unwrap(); } catch (e) {}
  29     try { XPCNativeWrapper.unwrap(0); } catch (e) {}
  30     try { XPCNativeWrapper.unwrap(null); } catch (e) {}
  31
  32     var o = {};
  33     is(o, XPCNativeWrapper.unwrap(o), "unwrap on a random object returns it");
  34
  35     var win = $('ifr').contentWindow;
  36     var utils = window.windowUtils;
  37     is(utils.getClassName(win), "Proxy", "win is a Proxy");
  38     ok("x" in XPCNativeWrapper.unwrap(win), "actually unwrapped");
  39     is(utils.getClassName(XPCNativeWrapper.unwrap(win)), "Proxy",
  40        "unwrap on an Proxy returns the same object");
  41     is(utils.getClassName(XPCNativeWrapper.unwrap(new XPCNativeWrapper(win))), "Proxy",
  42        "unwrap on an explicit NW works too");
  43
  44     ok(utils.getClassName(window) !== "XPCNativeWrapper", "window is not a native wrapper");
  45     ok(utils.getClassName(XPCNativeWrapper.unwrap(new XPCNativeWrapper(window))) !== "XPCSafeJSObjectWrapper",
  46        "unwrapping a chrome object returns the object itself");
  47     SimpleTest.finish();
  48   }
  49
  50   SimpleTest.waitForExplicitFinish();
  51
  52   ]]></script>
  53   <iframe type="content"
  54           src="http://example.org/tests/js/xpconnect/tests/mochitest/bug500931_helper.html"
  55           onload="go()"
  56           id="ifr">
  57   </iframe>
  58 </window>