tenfourfox/dom/plugins/test/mochitest/test_bug784131.html

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2017-04-19 07:56:45 +00:00
<!doctype html>
<html>
<head>
<title>Test for Bug 784131</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript" src="plugin-utils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<base href="chrome://browser/content/">
</head>
<body>
<script type="text/javascript">
setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED);
</script>
<embed id="body" type="application/x-test">
<div>
<embed id="nested" type="application/x-test">
</div>
<script type="application/javascript">
function getObjectValue(obj) {
try {
return obj.getObjectValue();
} catch (e) {
return null;
}
}
SimpleTest.waitForExplicitFinish();
var body_embed = document.querySelector("embed#body");
var nested_embed = document.querySelector("embed#nested");
var nested_parent = nested_embed.parentNode;
// Ensure plugins are spawned
var body_obj = getObjectValue(body_embed);
var nested_obj = getObjectValue(nested_embed);
isnot(body_obj, null, "body plugin spawned");
isnot(nested_obj, null, "nested plugin spawned");
// Display:none the plugin and the nested plugin's parent
body_embed.style.display = "none";
nested_parent.style.display = "none";
body_embed.clientTop;
nested_embed.clientTop;
// Plugins should still be running the same instance
ok(body_embed.checkObjectValue(body_obj), "body plugin still running");
ok(nested_embed.checkObjectValue(nested_obj), "nested plugin still running");
// Spin event loop
SimpleTest.executeSoon(function() {
// Plugins should be stopped
is(getObjectValue(body_embed), null, "body plugin gone");
is(getObjectValue(nested_embed), null, "nested plugin gone");
// Restart plugins...
body_embed.style.display = "inherit";
nested_parent.style.display = "inherit";
// Ensure plugins are spawned
var body_obj = getObjectValue(body_embed);
var nested_obj = getObjectValue(nested_embed);
isnot(body_obj, null, "body plugin spawned");
isnot(nested_obj, null, "nested plugin spawned");
// Take away frames again, flush layout, restore frames
body_embed.style.display = "none";
nested_parent.style.display = "none";
body_embed.clientTop;
nested_embed.clientTop;
body_embed.style.display = "inherit";
nested_parent.style.display = "inherit";
body_embed.clientTop;
nested_embed.clientTop;
// Spin event loop, ensure plugin remains running
SimpleTest.executeSoon(function() {
ok(body_embed.checkObjectValue(body_obj), "body plugin still running");
ok(nested_embed.checkObjectValue(nested_obj), "nested plugin still running");
SimpleTest.finish();
});
});
</script>
</body>
</html>