empty-manifest.html - Android社区 - https://www.androidos.net.cn/

<html manifest="resources/empty.manifest">

<div>This tests that the cached event gets sent even if the manifest is empty.</div>
<div id="result">FAILURE</div>

<script>
if (window.layoutTestController) {
    layoutTestController.dumpAsText()
    layoutTestController.waitUntilDone();
}

function cached()
{
    document.getElementById('result').innerHTML = 'SUCCESS';
    
    if (window.layoutTestController)
        layoutTestController.notifyDone();
}

applicationCache.addEventListener('cached', cached, false);

</script>
</html>