зеркало из https://github.com/mozilla/pjs.git
95 строки
2.8 KiB
JavaScript
95 строки
2.8 KiB
JavaScript
do_load_httpd_js();
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var httpserver = null;
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function make_channel(url, callback, ctx) {
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var ios = Cc["@mozilla.org/network/io-service;1"].
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getService(Ci.nsIIOService);
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return ios.newChannel(url, "", null);
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}
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var do304 = false;
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const responseBody = "response body";
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function cachedHandler(metadata, response) {
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var body = responseBody;
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if (metadata.hasHeader("Range")) {
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var matches = metadata.getHeader("Range").match(/^\s*bytes=(\d+)?-(\d+)?\s*$/);
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var from = (matches[1] === undefined) ? 0 : matches[1];
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var to = (matches[2] === undefined) ? responseBody.length - 1 : matches[2];
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if (from >= responseBody.length) {
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response.setStatusLine(metadata.httpVersion, 416, "Start pos too high");
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response.setHeader("Content-Range", "*/" + responseBody.length, false);
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return;
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}
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body = responseBody.slice(from, to + 1);
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// always respond to successful range requests with 206
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response.setStatusLine(metadata.httpVersion, 206, "Partial Content");
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response.setHeader("Content-Range", from + "-" + to + "/" + responseBody.length, false);
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} else if (do304) {
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response.setStatusLine(metadata.httpVersion, 304, "Not Modified");
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return;
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}
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response.setHeader("Content-Type", "text/plain", false);
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response.setHeader("ETag", "Just testing");
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response.setHeader("Accept-Ranges", "bytes");
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response.bodyOutputStream.write(body, body.length);
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}
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function Canceler(continueFn) {
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this.continueFn = continueFn;
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}
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Canceler.prototype = {
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QueryInterface: function(iid) {
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if (iid.equals(Ci.nsIStreamListener) ||
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iid.equals(Ci.nsIRequestObserver) ||
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iid.equals(Ci.nsISupports))
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return this;
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throw Components.results.NS_ERROR_NO_INTERFACE;
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},
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onStartRequest: function(request, context) {
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},
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onDataAvailable: function(request, context, stream, offset, count) {
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request.QueryInterface(Ci.nsIChannel)
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.cancel(Components.results.NS_BINDING_ABORTED);
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},
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onStopRequest: function(request, context, status) {
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do_check_eq(status, Components.results.NS_BINDING_ABORTED);
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this.continueFn();
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}
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};
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function finish_test() {
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httpserver.stop(do_test_finished);
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}
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function start_cache_read() {
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do304 = true;
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var chan = make_channel("http://localhost:4444/cached/test.gz");
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chan.asyncOpen(new ChannelListener(finish_test, null), null);
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}
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function start_canceler() {
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do304 = false;
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var chan = make_channel("http://localhost:4444/cached/test.gz");
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chan.asyncOpen(new Canceler(start_cache_read), null);
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}
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function run_test() {
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httpserver = new nsHttpServer();
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httpserver.registerPathHandler("/cached/test.gz", cachedHandler);
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httpserver.start(4444);
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do304 = false;
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var chan = make_channel("http://localhost:4444/cached/test.gz");
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chan.asyncOpen(new ChannelListener(start_canceler, null), null);
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do_test_pending();
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}
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