Quelle test_bug339494.xhtml Sprache: unbekannt

<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>

<window title="Mozilla Bug 339494"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
  xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

<body  xmlns="http://www.w3.org/1999/xhtml">
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=339494">Mozilla Bug 339494</a>
<p id="display"></p>
<div id="content" style="display: none">
  <xul:hbox id="d"/>
  <xul:hbox id="s"/>
</div>
<pre id="test">
</pre>
</body>

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

/** Test for Bug 339494 **/
SimpleTest.waitForExplicitFinish();

(async function runTests() {
  function promiseFlushingMutationObserver() {
    return new Promise(SimpleTest.executeSoon);
  }

  await (async function() {
    const d = document.getElementById("d");

    d.setAttribute("hhh", "testvalue");
    await promiseFlushingMutationObserver();

    const observer = new MutationObserver((aMutationList, aObserver) => {
      ok(!d.hasAttribute("hhh"), "Value check 1. There should be no value");
      isnot(d.getAttribute("hhh"), "testvalue", "Value check 2");
      aObserver.disconnect();
      d.removeAttribute("hhh");
      ok(true, "Reachability. We shouldn't have crashed");
    });
    observer.observe(d, { attributes: true });
    d.removeAttribute("hhh");
    await promiseFlushingMutationObserver();
  })();

  await (async function() {
    const s = document.getElementById("s");

    s.setAttribute("ggg", "testvalue");
    await promiseFlushingMutationObserver();

    const observer = new MutationObserver(() => {
      ok(s.hasAttribute("ggg"), "Value check 3. There should be a value");
      isnot(s.getAttribute("ggg"), "testvalue", "Value check 4");
      is(s.getAttribute("ggg"), "othervalue", "Value check 5");
    });
    observer.observe(s, { attributes: true });
    s.setAttribute("ggg", "othervalue");
    await promiseFlushingMutationObserver();
    observer.disconnect();
  })();

  SimpleTest.finish();
})();
</script>

</window>

Quelle test_bug339494.xhtml Sprache: unbekannt

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