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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
</head>
<body onload="doRequestFullscreen()">
<script>
function doRequestFullscreen() {
function handler(evt) {
document.removeEventListener("fullscreenchange", handler);
document.removeEventListener("fullscreenerror", handler);
parent.is(evt.type, "fullscreenerror", "Request from " +
`document inside ${parent.testTargetName} should be denied`);
parent.continueTest();
}
parent.ok(!document.fullscreenEnabled, "Fullscreen " +
`should not be enabled in ${parent.testTargetName}`);
document.addEventListener("fullscreenchange", handler);
document.addEventListener("fullscreenerror", handler);
document.documentElement.requestFullscreen();
}
</script>
</body>
</html>