gecko/dom/plugins/test/mochitest/test_instance_re-parent.html

87 lines
2.6 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<title>Test re-parentinging an instance's DOM node</title>
<script type="text/javascript" src="/MochiKit/packed.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body onload="runTests()">
<p id="display"></p>
<div id="div1">
<!-- This embed has to have a "src" attribute. Part of this test involves seeing if we
properly restart plugins that have been added back to a document without a change
in URL. Not re-loading an object when the URL hasn't changed is a shortcut used for
some object types. Without a URL, this won't be tested. -->
<embed id="plugin1" src="loremipsum.txt" type="application/x-test" width="200" height="200"></embed>
</div>
<div id="div2">
</div>
<script type="application/javascript;version=1.8">
SimpleTest.waitForExplicitFinish();
var exceptionThrown = false;
var p = document.getElementById('plugin1');
var d1 = document.getElementById('div1');
var d2 = document.getElementById('div2');
var destroyed = false;
function onDestroy() {
destroyed = true;
}
function testsFinished() {
p.stopWatchingInstanceCount();
SimpleTest.finish();
}
function continueTests2() {
try {
is(p.getInstanceCount(), 1, "One new instance should have been created at this point.");
} catch (e) {
exceptionThrown = true;
}
is(exceptionThrown, false, "Testing for exception getting instance count from plugin.");
testsFinished();
}
function continueTests1() {
// Adding to the document will kick off the plugin load. Need to have a timeout
// before we can safely call into it.
d2.appendChild(p);
setTimeout('continueTests2();', 0);
}
function runTests() {
// First tests involve moving the instance from one div to another.
p.startWatchingInstanceCount();
p.callOnDestroy(onDestroy);
try {
d1.removeChild(p);
} catch (e) {
exceptionThrown = true;
}
is(exceptionThrown, false, "Testing for exception after removeChild.");
try {
d2.appendChild(p);
} catch (e) {
exceptionThrown = true;
}
is(exceptionThrown, false, "Testing for exception after appendChild.");
is(destroyed, false, "No instances should have been destroyed at this point.");
is(p.getInstanceCount(), 0, "No new instances should have been created at this point.");
// Now remove the instance from the document and let it die.
d2.removeChild(p);
setTimeout('continueTests1();', 0);
}
</script>
</body>
</html>