<!DOCTYPE html>
<html>
<body>
<script src="../../../resources/js-test.js"></script>
<input id="testCheckbox" type="checkbox" checked>
<script>
description("Tests that setting the 'checked' content attribute does not set its dirty checkedness flag.");
shouldBeTrue("testCheckbox.checked");
evalAndLog("testCheckbox.removeAttribute('checked')");
shouldBeFalse("testCheckbox.checked");
evalAndLog("testCheckbox.setAttribute('checked', '')");
shouldBeTrue("testCheckbox.checked");
</script>
</body>
</html>