gecko-dev/dom/plugins/test/mochitest/test_instance_unparent3.html

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1.5 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<title>Test removing an instance's DOM node</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="plugin-utils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body onload="startTest()">
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED);
const MAX_ATTEMPTS = 50;
var attempts = 0;
var destroyed = false;
function onDestroy() {
destroyed = true;
}
function checkPluginAlreadyDestroyed() {
// We may need to retry a few times until the plugin stop event makes
// its way through the event queue.
if (attempts < MAX_ATTEMPTS && !destroyed) {
++attempts;
SimpleTest.executeSoon(checkPluginAlreadyDestroyed);
} else {
info("Number of retry attempts: " + attempts);
is(destroyed, true, "Plugin instance should have been destroyed.");
SimpleTest.finish();
}
}
function startTest() {
var p1 = document.getElementById('plugin1');
var d1 = document.getElementById('div1');
var d2 = document.getElementById('div2');
p1.callOnDestroy(onDestroy);
d1.removeChild(d2);
SimpleTest.executeSoon(checkPluginAlreadyDestroyed);
}
</script>
<p id="display"></p>
<div id="div1">
<div id="div2">
<embed id="plugin1" type="application/x-test" width="200" height="200"></embed>
</div<
</div>
</body>
</html>