netwerk/test/unit/test_bug203271.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/netwerk/test/unit/test_bug203271.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,177 @@
     1.4 +//
     1.5 +// Tests if a response with an Expires-header in the past
     1.6 +// and Cache-Control: max-age  in the future works as
     1.7 +// specified in RFC 2616 section 14.9.3 by letting max-age
     1.8 +// take precedence
     1.9 +
    1.10 +Cu.import("resource://testing-common/httpd.js");
    1.11 +const BUGID = "203271";
    1.12 +
    1.13 +var httpserver = new HttpServer();
    1.14 +var index = 0;
    1.15 +var tests = [
    1.16 +    // original problem described in bug#203271
    1.17 +    {url: "/precedence", server: "0", expected: "0",
    1.18 +     responseheader: [ "Expires: " + getDateString(-1),
    1.19 +                       "Cache-Control: max-age=3600"]},
    1.20 +
    1.21 +    {url: "/precedence?0", server: "0", expected: "0",
    1.22 +     responseheader: [ "Cache-Control: max-age=3600",
    1.23 +                       "Expires: " + getDateString(-1)]},
    1.24 +
    1.25 +    // max-age=1s, expires=1 year from now
    1.26 +    {url: "/precedence?1", server: "0", expected: "0",
    1.27 +     responseheader: [ "Expires: " + getDateString(1),
    1.28 +                       "Cache-Control: max-age=1"]},
    1.29 +
    1.30 +    // expires=now
    1.31 +    {url: "/precedence?2", server: "0", expected: "0",
    1.32 +     responseheader: [ "Expires: " + getDateString(0)]},
    1.33 +
    1.34 +    // max-age=1s
    1.35 +    {url: "/precedence?3", server: "0", expected: "0",
    1.36 +     responseheader: ["Cache-Control: max-age=1"]},
    1.37 +
    1.38 +    // The test below is the example from
    1.39 +    //
    1.40 +    //         https://bugzilla.mozilla.org/show_bug.cgi?id=203271#c27
    1.41 +    //
    1.42 +    //  max-age=2592000s (1 month), expires=1 year from now, date=1 year ago
    1.43 +    {url: "/precedence?4", server: "0", expected: "0",
    1.44 +     responseheader: [ "Cache-Control: private, max-age=2592000",
    1.45 +                       "Expires: " + getDateString(+1)],
    1.46 +     explicitDate: getDateString(-1)},
    1.47 +
    1.48 +    // The two tests below are also examples of clocks really out of synch
    1.49 +    // max-age=1s, date=1 year from now
    1.50 +    {url: "/precedence?5", server: "0", expected: "0",
    1.51 +     responseheader: [ "Cache-Control: max-age=1"],
    1.52 +     explicitDate: getDateString(1)},
    1.53 +
    1.54 +    // max-age=60s, date=1 year from now
    1.55 +    {url: "/precedence?6", server: "0", expected: "0",
    1.56 +     responseheader: [ "Cache-Control: max-age=60"],
    1.57 +     explicitDate: getDateString(1)},
    1.58 +
    1.59 +    // this is just to get a pause of 3s to allow cache-entries to expire
    1.60 +    {url: "/precedence?999", server: "0", expected: "0", delay: "3000"},
    1.61 +
    1.62 +    // Below are the cases which actually matters
    1.63 +    {url: "/precedence", server: "1", expected: "0"}, // should be cached
    1.64 +     
    1.65 +    {url: "/precedence?0", server: "1", expected: "0"}, // should be cached
    1.66 +
    1.67 +    {url: "/precedence?1", server: "1", expected: "1"}, // should have expired
    1.68 +
    1.69 +    {url: "/precedence?2", server: "1", expected: "1"}, // should have expired
    1.70 +
    1.71 +    {url: "/precedence?3", server: "1", expected: "1"}, // should have expired
    1.72 +
    1.73 +    {url: "/precedence?4", server: "1", expected: "1"}, // should have expired
    1.74 +
    1.75 +    {url: "/precedence?5", server: "1", expected: "1"}, // should have expired
    1.76 +    
    1.77 +    {url: "/precedence?6", server: "1", expected: "0"}, // should be cached
    1.78 +
    1.79 +];
    1.80 +
    1.81 +function logit(i, data, ctx) {
    1.82 +    dump("requested [" + tests[i].server + "] " +
    1.83 +         "got [" + data + "] " +
    1.84 +         "expected [" + tests[i].expected + "]");
    1.85 +
    1.86 +    if (tests[i].responseheader)
    1.87 +        dump("\t[" + tests[i].responseheader + "]");
    1.88 +    dump("\n");
    1.89 +    // Dump all response-headers
    1.90 +    dump("\n===================================\n")
    1.91 +    ctx.visitResponseHeaders({
    1.92 +        visitHeader: function(key, val) {
    1.93 +            dump("\t" + key + ":"+val + "\n");
    1.94 +        }}
    1.95 +    );
    1.96 +    dump("===================================\n")
    1.97 +}
    1.98 +
    1.99 +function setupChannel(suffix, value) {
   1.100 +    var ios = Components.classes["@mozilla.org/network/io-service;1"].
   1.101 +                         getService(Ci.nsIIOService);
   1.102 +    var chan = ios.newChannel("http://localhost:" +
   1.103 +                              httpserver.identity.primaryPort + suffix,
   1.104 +                              "", null);
   1.105 +    var httpChan = chan.QueryInterface(Components.interfaces.nsIHttpChannel);
   1.106 +    httpChan.requestMethod = "GET"; // default value, just being paranoid...
   1.107 +    httpChan.setRequestHeader("x-request", value, false);
   1.108 +    return httpChan;
   1.109 +}
   1.110 +
   1.111 +function triggerNextTest() {
   1.112 +    var channel = setupChannel(tests[index].url, tests[index].server);
   1.113 +    channel.asyncOpen(new ChannelListener(checkValueAndTrigger, channel), null);
   1.114 +}
   1.115 +
   1.116 +function checkValueAndTrigger(request, data, ctx) {
   1.117 +    logit(index, data, ctx);
   1.118 +    do_check_eq(tests[index].expected, data);
   1.119 +
   1.120 +    if (index < tests.length - 1) {
   1.121 +        var delay = tests[index++].delay;
   1.122 +        if (delay) {
   1.123 +            do_timeout(delay, triggerNextTest);
   1.124 +        } else {
   1.125 +            triggerNextTest();
   1.126 +        }
   1.127 +    } else {
   1.128 +        httpserver.stop(do_test_finished);
   1.129 +    }
   1.130 +}
   1.131 +
   1.132 +function run_test() {
   1.133 +    httpserver.registerPathHandler("/precedence", handler);
   1.134 +    httpserver.start(-1);
   1.135 +
   1.136 +    // clear cache
   1.137 +    evict_cache_entries();
   1.138 +
   1.139 +    triggerNextTest();
   1.140 +    do_test_pending();
   1.141 +}
   1.142 +
   1.143 +function handler(metadata, response) {
   1.144 +    var body = metadata.getHeader("x-request");
   1.145 +    response.setHeader("Content-Type", "text/plain", false);
   1.146 +
   1.147 +    var date = tests[index].explicitDate;
   1.148 +    if (date == undefined) {
   1.149 +        response.setHeader("Date", getDateString(0), false);
   1.150 +    } else {
   1.151 +        response.setHeader("Date", date, false);
   1.152 +    }
   1.153 +
   1.154 +    var header = tests[index].responseheader;
   1.155 +    if (header == undefined) {
   1.156 +        response.setHeader("Last-Modified", getDateString(-1), false);
   1.157 +    } else {
   1.158 +        for (var i = 0; i < header.length; i++) {
   1.159 +            var splitHdr = header[i].split(": ");
   1.160 +            response.setHeader(splitHdr[0], splitHdr[1], false);
   1.161 +        }
   1.162 +    }
   1.163 +    
   1.164 +    response.setStatusLine(metadata.httpVersion, 200, "OK");
   1.165 +    response.bodyOutputStream.write(body, body.length);
   1.166 +}
   1.167 + 
   1.168 +function getDateString(yearDelta) {
   1.169 +    var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
   1.170 +                  'Sep', 'Oct', 'Nov', 'Dec'];
   1.171 +    var days = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
   1.172 +
   1.173 +    var d = new Date();
   1.174 +    return days[d.getUTCDay()] + ", " +
   1.175 +            d.getUTCDate() + " " +
   1.176 +            months[d.getUTCMonth()] + " " +
   1.177 +            (d.getUTCFullYear() + yearDelta) + " " +
   1.178 +            d.getUTCHours() + ":" + d.getUTCMinutes() + ":" +
   1.179 +            d.getUTCSeconds() + " UTC";
   1.180 +}

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