js/xpconnect/tests/mochitest/test_bug916945.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=916945
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Test for Bug 916945</title>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  11   <script type="application/javascript">
  12
  13   /** Test for Bug 916945 **/
  14   SimpleTest.waitForExplicitFinish();
  15
  16   var gLoadCount = 0;
  17   function loaded() {
  18     if (++gLoadCount == 2)
  19       go();
  20   }
  21   async function go() {
  22     // Both same-origin and cross-origin names should be visible if they're set
  23     // on the iframe element.
  24     ok('winA' in window, "same-origin named access works");
  25     ok(winA instanceof winA.Window, "same-origin named access works");
  26     ok('winB' in window, "cross-origin named access works when iframe name matches");
  27     is(winB.parent, window, "cross-origin named access works when iframe name matches");
  28
  29     // Setting the 'name' attribute should propagate to the docshell.
  30     var ifrB = document.getElementById('ifrB');
  31     await SpecialPowers.spawn(ifrB, [], () => {
  32       Assert.equal(this.content.name, 'winB',
  33                    'initial attribute value propagates to the docshell');
  34     });
  35
  36     ifrB.setAttribute('name', 'foo');
  37     await SpecialPowers.spawn(ifrB, [], () => {
  38       Assert.equal(this.content.name, 'foo',
  39                    'attribute sets propagate to the docshell');
  40     });
  41     ok('foo' in window, "names are dynamic if updated via setAttribute");
  42     is(foo.parent, window, "names are dynamic if updated via setAttribute");
  43
  44     // Setting window.name on the subframe should not propagate to the attribute.
  45     await SpecialPowers.spawn(ifrB, [], () => {
  46       this.content.name = "bar";
  47     });
  48     is(ifrB.getAttribute('name'), 'foo', 'docshell updates dont propagate to the attribute');
  49
  50     // When the frame element attribute and docshell name don't match, nothing is returned.
  51     ok(!('foo' in window), "frame element name not resolved if it doesn't match the docshell");
  52     ok(!('bar' in window), "docshell name not resolved if it doesn't match the frame element");
  53
  54     // This shouldn't assert.
  55     function listener() {
  56       document.body.appendChild(ifrA);
  57       ifrA.name = "";
  58     }
  59     ifrA.addEventListener("DOMNodeInserted", listener, {once: true});
  60     document.body.appendChild(ifrA);
  61
  62     SimpleTest.finish();
  63   }
  64
  65   </script>
  66 </head>
  67 <body>
  68 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=916945">Mozilla Bug 916945</a>
  69 <p id="display"></p>
  70 <div id="content" style="display: none">
  71
  72 </div>
  73 <iframe id="ifrA" name="winA" onload="loaded();" src="file_empty.html"></iframe>
  74 <iframe id="ifrB" name="winB" onload="loaded();" src="http://example.org/tests/js/xpconnect/tests/mochitest/file_empty.html"></iframe>
  75 <pre id="test">
  76 </pre>
  77 </body>
  78 </html>