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test_bug782342.html
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test_bug782342.html
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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=782342
-->
<head>
<title>Test for bug 782342 - blob: protocol no Content-Length header</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=782342">Mozilla Bug 782342 - blob: protocol no Content-Length header</a>
<p id="display">
<input id="fileList" type="file"></input>
</p>
<script type="text/javascript;version=1.7">
SimpleTest.waitForExplicitFinish();
var url = "file_bug782342.txt";
var xhr = new XMLHttpRequest();
xhr.open("GET", url, true);
xhr.responseType = "blob";
function checkHeaders(xhr) {
var headers = xhr.getAllResponseHeaders();
dump(headers + "\n");
var p = headers.split("\n");
var contentType = false;
var contentLength = false;
for (var i = 0; i < p.length; ++i) {
var header = p[i].split(':')[0];
if (header.toLowerCase() == 'content-type')
contentType = true;
else if (header.toLowerCase() == 'content-length')
contentLength = true;
}
ok(contentLength == true, "Content-length is part of the headers!");
ok(contentType == true, "Content-type is part of the headers!");
var ct = xhr.getResponseHeader('content-type');
ok(ct.length > 0, 'Get Response Header - content type: ' + ct);
var cl = xhr.getResponseHeader('content-length');
ok(cl.length > 0, 'Get Response Header - content length: ' + cl);
}
xhr.addEventListener("load", function () {
ok(xhr.status === 200, "Status 200!");
if (xhr.status === 200) {
var blob = xhr.response;
ok(blob, "Blob is: " + blob);
var blobUrl = window.URL.createObjectURL(blob);
ok(blobUrl, "Blob URL is: " + blobUrl);
checkHeaders(xhr);
var xhrBlob = new XMLHttpRequest();
xhrBlob.open("GET", blobUrl, true);
xhrBlob.responseType = "blob";
xhrBlob.addEventListener("load", function () {
var blob2 = xhr.response;
ok(blob2, "Blob is: " + blob2);
var blob2Url = window.URL.createObjectURL(blob);
ok(blob2Url, "Blob URL is: " + blob2Url);
checkHeaders(xhrBlob);
ok(blob2.size == blob.size, "Blob sizes are: " + blob2.size + " - " + blob.size);
ok(blob2.type == blob.type, "Blob types are: " + blob2.type + " - " + blob.type);
SimpleTest.finish();
}, false);
xhrBlob.send();
}
}, false);
xhr.send();
</script>
</body>
</html>