The Tor Browser: netwerk/test/unit/test_bug203271.js@6474c204b198 (annotated)

netwerk/test/unit/test_bug203271.js@6474c204b198 (annotated)

netwerk/test/unit/test_bug203271.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 //
 // Tests if a response with an Expires-header in the past
 // and Cache-Control: max-age  in the future works as
 // specified in RFC 2616 section 14.9.3 by letting max-age
 // take precedence
 Cu.import("resource://testing-common/httpd.js");
 const BUGID = "203271";
 var httpserver = new HttpServer();
 var index = 0;
 var tests = [
     // original problem described in bug#203271
     {url: "/precedence", server: "0", expected: "0",
      responseheader: [ "Expires: " + getDateString(-1),
                        "Cache-Control: max-age=3600"]},
     {url: "/precedence?0", server: "0", expected: "0",
      responseheader: [ "Cache-Control: max-age=3600",
                        "Expires: " + getDateString(-1)]},
     // max-age=1s, expires=1 year from now
     {url: "/precedence?1", server: "0", expected: "0",
      responseheader: [ "Expires: " + getDateString(1),
                        "Cache-Control: max-age=1"]},
     // expires=now
     {url: "/precedence?2", server: "0", expected: "0",
      responseheader: [ "Expires: " + getDateString(0)]},
     // max-age=1s
     {url: "/precedence?3", server: "0", expected: "0",
      responseheader: ["Cache-Control: max-age=1"]},
     // The test below is the example from
     //
     //         https://bugzilla.mozilla.org/show_bug.cgi?id=203271#c27
     //
     //  max-age=2592000s (1 month), expires=1 year from now, date=1 year ago
     {url: "/precedence?4", server: "0", expected: "0",
      responseheader: [ "Cache-Control: private, max-age=2592000",
                        "Expires: " + getDateString(+1)],
      explicitDate: getDateString(-1)},
     // The two tests below are also examples of clocks really out of synch
     // max-age=1s, date=1 year from now
     {url: "/precedence?5", server: "0", expected: "0",
      responseheader: [ "Cache-Control: max-age=1"],
      explicitDate: getDateString(1)},
     // max-age=60s, date=1 year from now
     {url: "/precedence?6", server: "0", expected: "0",
      responseheader: [ "Cache-Control: max-age=60"],
      explicitDate: getDateString(1)},
     // this is just to get a pause of 3s to allow cache-entries to expire
     {url: "/precedence?999", server: "0", expected: "0", delay: "3000"},
     // Below are the cases which actually matters
     {url: "/precedence", server: "1", expected: "0"}, // should be cached
     {url: "/precedence?0", server: "1", expected: "0"}, // should be cached
     {url: "/precedence?1", server: "1", expected: "1"}, // should have expired
     {url: "/precedence?2", server: "1", expected: "1"}, // should have expired
     {url: "/precedence?3", server: "1", expected: "1"}, // should have expired
     {url: "/precedence?4", server: "1", expected: "1"}, // should have expired
     {url: "/precedence?5", server: "1", expected: "1"}, // should have expired
     {url: "/precedence?6", server: "1", expected: "0"}, // should be cached
 ];
 function logit(i, data, ctx) {
     dump("requested [" + tests[i].server + "] " +
          "got [" + data + "] " +
          "expected [" + tests[i].expected + "]");
     if (tests[i].responseheader)
         dump("\t[" + tests[i].responseheader + "]");
     dump("\n");
     // Dump all response-headers
     dump("\n===================================\n")
     ctx.visitResponseHeaders({
         visitHeader: function(key, val) {
             dump("\t" + key + ":"+val + "\n");
         }}
     );
     dump("===================================\n")
 }
 function setupChannel(suffix, value) {
     var ios = Components.classes["@mozilla.org/network/io-service;1"].
                          getService(Ci.nsIIOService);
     var chan = ios.newChannel("http://localhost:" +
                               httpserver.identity.primaryPort + suffix,
                               "", null);
     var httpChan = chan.QueryInterface(Components.interfaces.nsIHttpChannel);
     httpChan.requestMethod = "GET"; // default value, just being paranoid...
     httpChan.setRequestHeader("x-request", value, false);
     return httpChan;
 }
 function triggerNextTest() {
     var channel = setupChannel(tests[index].url, tests[index].server);
     channel.asyncOpen(new ChannelListener(checkValueAndTrigger, channel), null);
 }
 function checkValueAndTrigger(request, data, ctx) {
     logit(index, data, ctx);
     do_check_eq(tests[index].expected, data);
     if (index < tests.length - 1) {
         var delay = tests[index++].delay;
         if (delay) {
             do_timeout(delay, triggerNextTest);
         } else {
             triggerNextTest();
         }
     } else {
         httpserver.stop(do_test_finished);
     }
 }
 function run_test() {
     httpserver.registerPathHandler("/precedence", handler);
     httpserver.start(-1);
     // clear cache
     evict_cache_entries();
     triggerNextTest();
     do_test_pending();
 }
 function handler(metadata, response) {
     var body = metadata.getHeader("x-request");
     response.setHeader("Content-Type", "text/plain", false);
     var date = tests[index].explicitDate;
     if (date == undefined) {
         response.setHeader("Date", getDateString(0), false);
     } else {
         response.setHeader("Date", date, false);
     }
     var header = tests[index].responseheader;
     if (header == undefined) {
         response.setHeader("Last-Modified", getDateString(-1), false);
     } else {
         for (var i = 0; i < header.length; i++) {
             var splitHdr = header[i].split(": ");
             response.setHeader(splitHdr[0], splitHdr[1], false);
         }
     }
     response.setStatusLine(metadata.httpVersion, 200, "OK");
     response.bodyOutputStream.write(body, body.length);
 }
 function getDateString(yearDelta) {
     var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
                   'Sep', 'Oct', 'Nov', 'Dec'];
     var days = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
     var d = new Date();
     return days[d.getUTCDay()] + ", " +
             d.getUTCDate() + " " +
             months[d.getUTCMonth()] + " " +
             (d.getUTCFullYear() + yearDelta) + " " +
             d.getUTCHours() + ":" + d.getUTCMinutes() + ":" +
             d.getUTCSeconds() + " UTC";
 }