56 lines
1.6 KiB
JavaScript
56 lines
1.6 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/
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*/
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var timer = Cc["@mozilla.org/timer;1"];
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var partTimer = timer.createInstance(Ci.nsITimer);
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function getFileAsInputStream(aFilename) {
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var file = Services.dirsvc.get("CurWorkD", Ci.nsIFile);
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file.append("tests");
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file.append("image");
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file.append("test");
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file.append("mochitest");
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file.append(aFilename);
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var fileStream = Cc[
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"@mozilla.org/network/file-input-stream;1"
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].createInstance(Ci.nsIFileInputStream);
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fileStream.init(file, 1, 0, false);
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return fileStream;
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}
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function handleRequest(request, response) {
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response.setHeader("Content-Type", "image/gif", false);
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response.setHeader("Cache-Control", "no-cache", false);
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response.setStatusLine(request.httpVersion, 200, "OK");
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// We're sending data off in a delayed fashion
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response.processAsync();
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var inputStream = getFileAsInputStream("animated-gif_trailing-garbage.gif");
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// Should be 4029 bytes available.
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// Send the good data at once
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response.bodyOutputStream.writeFrom(inputStream, 285);
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sendParts(inputStream, response);
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}
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function sendParts(inputStream, response) {
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// 3744 left, send in 8 chunks of 468 each
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partTimer.initWithCallback(
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getSendNextPart(inputStream, response),
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500,
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Ci.nsITimer.TYPE_ONE_SHOT
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);
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}
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function getSendNextPart(inputStream, response) {
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return function () {
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response.bodyOutputStream.writeFrom(inputStream, 468);
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if (!inputStream.available()) {
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inputStream.close();
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response.finish();
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} else {
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sendParts(inputStream, response);
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}
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};
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}
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