create-blob-url-from-data-url.html | Explore in Territory

<html>
<head>
<script type="text/javascript">
function log(message)
{
    document.getElementById('console').appendChild(document.createTextNode(message + "\n"));
}

if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.waitUntilDone();
}

function blobSent(event) {
    var blobURL = event.data.blobURL;
    if (blobURL == "null")
        log("FAIL: no blob URL is created");
    else
        log("PASS: created blob URL");
    if (window.testRunner)
        testRunner.notifyDone();
};

window.addEventListener("message", blobSent, false);
</script>
</head>
<body>
<p> Test case for checking blob URL can be created from the code running from data URI</p>
<pre id='console'></pre>
<iframe src="data:text/html,<body><script>var bb = new Blob(['Foo'], {type:'text/html'}); top.postMessage({blobURL: window.URL.createObjectURL(bb)}, '*');</script></body>"></iframe>
</body>
</html>

chromium/third_party/blink/web_tests/http/tests/fileapi/create-blob-url-from-data-url.html