michael@0: Cu.import("resource://testing-common/httpd.js");
michael@0: 
michael@0: var httpserver = null;
michael@0: 
michael@0: // testString = "This is a slightly longer test\n";
michael@0: const responseBody = [0x1f, 0x8b, 0x08, 0x08, 0xef, 0x70, 0xe6, 0x4c, 0x00, 0x03, 0x74, 0x65, 0x78, 0x74, 0x66, 0x69,
michael@0:                      0x6c, 0x65, 0x2e, 0x74, 0x78, 0x74, 0x00, 0x0b, 0xc9, 0xc8, 0x2c, 0x56, 0x00, 0xa2, 0x44, 0x85,
michael@0:                      0xe2, 0x9c, 0xcc, 0xf4, 0x8c, 0x92, 0x9c, 0x4a, 0x85, 0x9c, 0xfc, 0xbc, 0xf4, 0xd4, 0x22, 0x85,
michael@0:                      0x92, 0xd4, 0xe2, 0x12, 0x2e, 0x2e, 0x00, 0x00, 0xe5, 0xe6, 0xf0, 0x20, 0x00, 0x00, 0x00];
michael@0: 
michael@0: function make_channel(url, callback, ctx) {
michael@0:   var ios = Cc["@mozilla.org/network/io-service;1"].
michael@0:             getService(Ci.nsIIOService);
michael@0:   return ios.newChannel(url, "", null);
michael@0: }
michael@0: 
michael@0: var doRangeResponse = false;
michael@0: 
michael@0: function cachedHandler(metadata, response) {
michael@0:   response.setHeader("Content-Type", "application/x-gzip", false);
michael@0:   response.setHeader("Content-Encoding", "gzip", false);
michael@0:   response.setHeader("ETag", "Just testing");
michael@0:   response.setHeader("Cache-Control", "max-age=3600000"); // avoid validation
michael@0:   response.setHeader("Content-Length", "" + responseBody.length);
michael@0: 
michael@0:   var body = responseBody;
michael@0: 
michael@0:   if (doRangeResponse) {
michael@0:     do_check_true(metadata.hasHeader("Range"));
michael@0:     var matches = metadata.getHeader("Range").match(/^\s*bytes=(\d+)?-(\d+)?\s*$/);
michael@0:     var from = (matches[1] === undefined) ? 0 : matches[1];
michael@0:     var to = (matches[2] === undefined) ? responseBody.length - 1 : matches[2];
michael@0:     if (from >= responseBody.length) {
michael@0:       response.setStatusLine(metadata.httpVersion, 416, "Start pos too high");
michael@0:       response.setHeader("Content-Range", "*/" + responseBody.length, false);
michael@0:       return;
michael@0:     }
michael@0:     body = body.slice(from, to + 1);
michael@0:     // always respond to successful range requests with 206
michael@0:     response.setStatusLine(metadata.httpVersion, 206, "Partial Content");
michael@0:     response.setHeader("Content-Range", from + "-" + to + "/" + responseBody.length, false);
michael@0:   } else {
michael@0:     response.setHeader("Accept-Ranges", "bytes");
michael@0:     body = body.slice(0, 17); // slice off a piece to send first
michael@0:     doRangeResponse = true;
michael@0:   }
michael@0: 
michael@0:   var bos = Cc["@mozilla.org/binaryoutputstream;1"]
michael@0:       .createInstance(Ci.nsIBinaryOutputStream);
michael@0:   bos.setOutputStream(response.bodyOutputStream);
michael@0: 
michael@0:   response.processAsync();
michael@0:   bos.writeByteArray(body, body.length);
michael@0:   response.finish();
michael@0: }
michael@0: 
michael@0: function continue_test(request, data) {
michael@0:   do_check_true(17 == data.length);
michael@0:   var chan = make_channel("http://localhost:" +
michael@0:                           httpserver.identity.primaryPort + "/cached/test.gz");
michael@0:   chan.asyncOpen(new ChannelListener(finish_test, null, CL_EXPECT_GZIP), null);
michael@0: }
michael@0: 
michael@0: function finish_test(request, data, ctx) {
michael@0:   do_check_eq(request.status, 0);
michael@0:   do_check_eq(data.length, responseBody.length);
michael@0:   for (var i = 0; i < data.length; ++i) {
michael@0:     do_check_eq(data.charCodeAt(i), responseBody[i]);
michael@0:   }
michael@0:   httpserver.stop(do_test_finished);
michael@0: }
michael@0: 
michael@0: function run_test() {
michael@0:   httpserver = new HttpServer();
michael@0:   httpserver.registerPathHandler("/cached/test.gz", cachedHandler);
michael@0:   httpserver.start(-1);
michael@0: 
michael@0:   // wipe out cached content
michael@0:   evict_cache_entries();
michael@0: 
michael@0:   var chan = make_channel("http://localhost:" +
michael@0:                           httpserver.identity.primaryPort + "/cached/test.gz");
michael@0:   chan.asyncOpen(new ChannelListener(continue_test, null, CL_EXPECT_GZIP), null);
michael@0:   do_test_pending();
michael@0: }