73 lines
2.3 KiB
HTML
73 lines
2.3 KiB
HTML
<?xml version="1.0"?>
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<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
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<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=339494
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-->
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<window title="Mozilla Bug 339494"
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
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xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
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<body xmlns="http://www.w3.org/1999/xhtml">
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=339494">Mozilla Bug 339494</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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<xul:hbox id="d"/>
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<xul:hbox id="s"/>
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</div>
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<pre id="test">
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</pre>
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</body>
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<script class="testbody" type="application/javascript">
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/** Test for Bug 339494 **/
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SimpleTest.waitForExplicitFinish();
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(async function runTests() {
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function promiseFlushingMutationObserver() {
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return new Promise(SimpleTest.executeSoon);
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}
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await (async function() {
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const d = document.getElementById("d");
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d.setAttribute("hhh", "testvalue");
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await promiseFlushingMutationObserver();
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const observer = new MutationObserver((aMutationList, aObserver) => {
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ok(!d.hasAttribute("hhh"), "Value check 1. There should be no value");
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isnot(d.getAttribute("hhh"), "testvalue", "Value check 2");
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aObserver.disconnect();
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d.removeAttribute("hhh");
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ok(true, "Reachability. We shouldn't have crashed");
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});
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observer.observe(d, { attributes: true });
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d.removeAttribute("hhh");
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await promiseFlushingMutationObserver();
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})();
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await (async function() {
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const s = document.getElementById("s");
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s.setAttribute("ggg", "testvalue");
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await promiseFlushingMutationObserver();
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const observer = new MutationObserver(() => {
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ok(s.hasAttribute("ggg"), "Value check 3. There should be a value");
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isnot(s.getAttribute("ggg"), "testvalue", "Value check 4");
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is(s.getAttribute("ggg"), "othervalue", "Value check 5");
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});
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observer.observe(s, { attributes: true });
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s.setAttribute("ggg", "othervalue");
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await promiseFlushingMutationObserver();
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observer.disconnect();
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})();
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SimpleTest.finish();
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})();
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</script>
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</window>
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