toolkit/components/telemetry/tests/unit/test_ThirdPartyCookieProbe.js

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* Any copyright is dedicated to the Public Domain.
     2    http://creativecommons.org/publicdomain/zero/1.0/ */
     4 let Cu = Components.utils;
     5 let Cc = Components.classes;
     6 let Ci = Components.interfaces;
     8 Cu.import("resource://gre/modules/Services.jsm", this);
     9 Cu.import("resource://gre/modules/XPCOMUtils.jsm", this);
    10 Cu.import("resource://gre/modules/ThirdPartyCookieProbe.jsm", this);
    11 Cu.import("resource://gre/modules/Promise.jsm", this);
    12 Cu.import("resource://gre/modules/TelemetryPing.jsm", this);
    14 let TOPIC_ACCEPTED = "third-party-cookie-accepted";
    15 let TOPIC_REJECTED = "third-party-cookie-rejected";
    17 let FLUSH_MILLISECONDS = 1000 * 60 * 60 * 24 / 2; /*Half a day, for testing purposes*/
    19 const NUMBER_OF_REJECTS = 30;
    20 const NUMBER_OF_ACCEPTS = 17;
    21 const NUMBER_OF_REPEATS = 5;
    23 let gCookieService;
    24 let gThirdPartyCookieProbe;
    26 let gHistograms = {
    27   clear: function() {
    28     this.sitesAccepted.clear();
    29     this.requestsAccepted.clear();
    30     this.sitesRejected.clear();
    31     this.requestsRejected.clear();
    32   }
    33 };
    35 function run_test() {
    36   do_print("Initializing environment");
    37   do_get_profile();
    38   createAppInfo("xpcshell@tests.mozilla.org", "XPCShell", "1", "1.9.2");
    39   gCookieService = Cc["@mozilla.org/cookieService;1"].getService(Ci.nsICookieService);
    41   do_print("Initializing ThirdPartyCookieProbe.jsm");
    42   gThirdPartyCookieProbe = new ThirdPartyCookieProbe();
    43   gThirdPartyCookieProbe.init();
    45   do_print("Acquiring histograms");
    46   gHistograms.sitesAccepted =
    47     Services.telemetry.getHistogramById("COOKIES_3RDPARTY_NUM_SITES_ACCEPTED");
    48   gHistograms.sitesRejected =
    49     Services.telemetry.getHistogramById("COOKIES_3RDPARTY_NUM_SITES_BLOCKED"),
    50   gHistograms.requestsAccepted =
    51     Services.telemetry.getHistogramById("COOKIES_3RDPARTY_NUM_ATTEMPTS_ACCEPTED");
    52   gHistograms.requestsRejected =
    53     Services.telemetry.getHistogramById("COOKIES_3RDPARTY_NUM_ATTEMPTS_BLOCKED"),
    56   run_next_test();
    57 }
    59 /**
    60  * Utility function: try to set a cookie with the given document uri and referrer uri.
    61  *
    62  * @param obj An object with the following fields
    63  * - {string} request The uri of the request setting the cookie.
    64  * - {string} referrer The uri of the referrer for this request.
    65  */
    66 function tryToSetCookie(obj) {
    67   let requestURI = Services.io.newURI(obj.request, null, null);
    68   let referrerURI = Services.io.newURI(obj.referrer, null, null);
    69   let requestChannel = Services.io.newChannelFromURI(requestURI);
    70   gCookieService.setCookieString(referrerURI, null, "Is there a cookie in my jar?", requestChannel);
    71 }
    73 function wait(ms) {
    74   let deferred = Promise.defer();
    75   do_timeout(ms, () => deferred.resolve());
    76   return deferred.promise;
    77 }
    79 function oneTest(tld, flushUptime, check) {
    80   gHistograms.clear();
    81   do_print("Testing with tld " + tld);
    83   do_print("Adding rejected entries");
    84   Services.prefs.setIntPref("network.cookie.cookieBehavior",
    85                           1 /*reject third-party cookies*/);
    87   for (let i = 0; i < NUMBER_OF_REJECTS; ++i) {
    88     for (let j = 0; j < NUMBER_OF_REPEATS; ++j) {
    89       for (let prefix of ["http://", "https://"]) {
    90         // Histogram sitesRejected should only count
    91         // NUMBER_OF_REJECTS entries.
    92         // Histogram requestsRejected should count
    93         // NUMBER_OF_REJECTS * NUMBER_OF_REPEATS * 2
    94         tryToSetCookie({
    95           request: prefix + "echelon" + tld,
    96           referrer: prefix + "domain" + i + tld
    97         });
    98       }
    99     }
   100   }
   102   do_print("Adding accepted entries");
   103   Services.prefs.setIntPref("network.cookie.cookieBehavior",
   104                             0 /*accept third-party cookies*/);
   106   for (let i = 0; i < NUMBER_OF_ACCEPTS; ++i) {
   107     for (let j = 0; j < NUMBER_OF_REPEATS; ++j) {
   108       for (let prefix of ["http://", "https://"]) {
   109         // Histogram sitesAccepted should only count
   110         // NUMBER_OF_ACCEPTS entries.
   111         // Histogram requestsAccepted should count
   112         // NUMBER_OF_ACCEPTS * NUMBER_OF_REPEATS * 2
   113         tryToSetCookie({
   114             request: prefix + "prism" + tld,
   115             referrer: prefix + "domain" + i + tld
   116           });
   117       }
   118     }
   119   }
   121   do_print("Checking that the histograms have not changed before ping()");
   122   do_check_eq(gHistograms.sitesAccepted.snapshot().sum, 0);
   123   do_check_eq(gHistograms.sitesRejected.snapshot().sum, 0);
   124   do_check_eq(gHistograms.requestsAccepted.snapshot().sum, 0);
   125   do_check_eq(gHistograms.requestsRejected.snapshot().sum, 0);
   127   do_print("Checking that the resulting histograms are correct");
   128   if (flushUptime != null) {
   129     let now = Date.now();
   130     let before = now - flushUptime;
   131     gThirdPartyCookieProbe._latestFlush = before;
   132     gThirdPartyCookieProbe.flush(now);
   133   } else {
   134     gThirdPartyCookieProbe.flush();
   135   }
   136   check();
   137 }
   139 add_task(function() {
   140   // To ensure that we work correctly with eTLD, test with several suffixes
   141   for (let tld of [".com", ".com.ar", ".co.uk", ".gouv.fr"]) {
   142     oneTest(tld, FLUSH_MILLISECONDS, function() {
   143       do_check_eq(gHistograms.sitesAccepted.snapshot().sum, NUMBER_OF_ACCEPTS * 2);
   144       do_check_eq(gHistograms.sitesRejected.snapshot().sum, NUMBER_OF_REJECTS * 2);
   145       do_check_eq(gHistograms.requestsAccepted.snapshot().sum, NUMBER_OF_ACCEPTS * NUMBER_OF_REPEATS * 2 * 2);
   146       do_check_eq(gHistograms.requestsRejected.snapshot().sum, NUMBER_OF_REJECTS * NUMBER_OF_REPEATS * 2 * 2);
   147     });
   148   }
   150   // Check that things still work with default uptime management
   151   for (let tld of [".com", ".com.ar", ".co.uk", ".gouv.fr"]) {
   152     yield wait(1000); // Ensure that uptime is at least one second
   153     oneTest(tld, null, function() {
   154       do_check_true(gHistograms.sitesAccepted.snapshot().sum > 0);
   155       do_check_true(gHistograms.sitesRejected.snapshot().sum > 0);
   156       do_check_true(gHistograms.requestsAccepted.snapshot().sum > 0);
   157       do_check_true(gHistograms.requestsRejected.snapshot().sum > 0);
   158     });
   159   }
   160 });
   162 add_task(function() {
   163   gThirdPartyCookieProbe.dispose();
   164 });

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