js/xpconnect/tests/chrome/test_wrappers.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=500931
   7 -->
   8 <window title="Mozilla Bug 500931"
   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   /** Test for Bug 533596 **/
  22
  23   function go() {
  24     var win = $('ifr').contentWindow;
  25     var utils = window.windowUtils;
  26     is(utils.getClassName(window), "Proxy", "our window is wrapped correctly")
  27     is(utils.getClassName(location), "Location", "chrome doesn't have location wrappers")
  28     is(utils.getClassName(win), "Proxy", "win is an Proxy");
  29     is(utils.getClassName(win.location), "Proxy", "deep wrapping works");
  30     is(win.location.href, "https://example.org/tests/js/xpconnect/tests/mochitest/chrome_wrappers_helper.html",
  31        "can still get strings out");
  32
  33     var unsafeWin = win.wrappedJSObject;
  34     is(utils.getClassName(unsafeWin), "Proxy", "can get a Proxy");
  35     is(utils.getClassName(unsafeWin.location), "Proxy", "deep wrapping works");
  36
  37     Object.defineProperty(unsafeWin, "defprop1", { value: 1, writable: true, enumerable: true, configurable: true });
  38     /* TODO (bug 552854): the getter isn't visible in content.
  39     function checkWrapper(val) {
  40         ok(utils.getClassName(val) == "Proxy", "wrapped properly");
  41     }
  42     Object.defineProperty(unsafeWin, "defprop2", { set: checkWrapper, enumerable: true, configurable: true });
  43     */
  44     unsafeWin.run_test(ok, win, unsafeWin);
  45
  46     win.setTimeout(function() {
  47                        is(utils.getClassName(this), "Proxy",
  48                           "this is wrapped correctly");
  49                        SimpleTest.finish();
  50                    }, 0)
  51
  52    var saw0 = false;
  53    for (let i in $('ifr').contentDocument.getElementsByTagName('body')) {
  54        if (i === "0")
  55            saw0 = true;
  56    }
  57    ok(saw0, "properly enumerated the 0 value");
  58
  59    ok(win.XPathEvaluator.toString().includes("XPathEvaluator"),
  60       "Can access content window.XPathEvaluator");
  61
  62    var nativeToString =
  63        ("" + Math.sin).replace("sin", "EventTarget");
  64    var eventTargetToString = "" + win.EventTarget;
  65    ok(eventTargetToString.indexOf(nativeToString) > -1,
  66       "Stringifying a DOM interface object should return the same string as " +
  67       "stringifying a native function. " + eventTargetToString + " " + nativeToString);
  68
  69    is(win.XPathResult.NUMBER_TYPE, 1, "can access constants on constructors");
  70    is(typeof win.IDBKeyRange.bound, "function", "can access crazy IDBKeyRange static functions");
  71
  72    // Test getter/setter lookup on Xray wrappers.
  73    ok(Object.prototype.__lookupGetter__.call(win.document, 'title'), 'found getter on document');
  74    ok(Object.prototype.__lookupGetter__.call(win.document, 'title'), 'found getter on document');
  75   }
  76
  77   SimpleTest.waitForExplicitFinish();
  78
  79   ]]></script>
  80   <iframe type="content"
  81           src="https://example.org/tests/js/xpconnect/tests/mochitest/chrome_wrappers_helper.html"
  82           onload="go()"
  83           id="ifr">
  84   </iframe>
  85 </window>