The Tor Browser: services/sync/tests/unit/test_tab

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 Cu.import("resource://services-sync/engines/tabs.js");

     5 Cu.import("resource://services-sync/service.js");

     6 Cu.import("resource://services-sync/util.js");

     8 let clientsEngine = Service.clientsEngine;

    10 function fakeSvcWinMediator() {

    11   // actions on windows are captured in logs

    12   let logs = [];

    13   delete Services.wm;

    14   Services.wm = {

    15     getEnumerator: function() {

    16       return {

    17         cnt: 2,

    18         hasMoreElements: function() this.cnt-- > 0,

    19         getNext: function() {

    20           let elt = {addTopics: [], remTopics: []};

    21           logs.push(elt);

    22           return {

    23             addEventListener: function(topic) {

    24               elt.addTopics.push(topic);

    25             },

    26             removeEventListener: function(topic) {

    27               elt.remTopics.push(topic);

    28             }

    29           };

    30         }

    31       };

    32     }

    33   };

    34   return logs;

    35 }

    37 function run_test() {

    38   let engine = Service.engineManager.get("tabs");

    40   _("We assume that tabs have changed at startup.");

    41   let tracker = engine._tracker;

    42   tracker.persistChangedIDs = false;

    44   do_check_true(tracker.modified);

    45   do_check_true(Utils.deepEquals(Object.keys(engine.getChangedIDs()),

    46                                  [clientsEngine.localID]));

    48   let logs;

    50   _("Test listeners are registered on windows");

    51   logs = fakeSvcWinMediator();

    52   Svc.Obs.notify("weave:engine:start-tracking");

    53   do_check_eq(logs.length, 2);

    54   for each (let log in logs) {

    55     do_check_eq(log.addTopics.length, 5);

    56     do_check_true(log.addTopics.indexOf("pageshow") >= 0);

    57     do_check_true(log.addTopics.indexOf("TabOpen") >= 0);

    58     do_check_true(log.addTopics.indexOf("TabClose") >= 0);

    59     do_check_true(log.addTopics.indexOf("TabSelect") >= 0);

    60     do_check_true(log.addTopics.indexOf("unload") >= 0);

    61     do_check_eq(log.remTopics.length, 0);

    62   }

    64   _("Test listeners are unregistered on windows");

    65   logs = fakeSvcWinMediator();

    66   Svc.Obs.notify("weave:engine:stop-tracking");

    67   do_check_eq(logs.length, 2);

    68   for each (let log in logs) {

    69     do_check_eq(log.addTopics.length, 0);

    70     do_check_eq(log.remTopics.length, 5);

    71     do_check_true(log.remTopics.indexOf("pageshow") >= 0);

    72     do_check_true(log.remTopics.indexOf("TabOpen") >= 0);

    73     do_check_true(log.remTopics.indexOf("TabClose") >= 0);

    74     do_check_true(log.remTopics.indexOf("TabSelect") >= 0);

    75     do_check_true(log.remTopics.indexOf("unload") >= 0);

    76   }

    78   _("Test tab listener");

    79   for each (let evttype in ["TabOpen", "TabClose", "TabSelect"]) {

    80     // Pretend we just synced.

    81     tracker.clearChangedIDs();

    82     do_check_false(tracker.modified);

    84     // Send a fake tab event

    85     tracker.onTab({type: evttype , originalTarget: evttype});

    86     do_check_true(tracker.modified);

    87     do_check_true(Utils.deepEquals(Object.keys(engine.getChangedIDs()),

    88                                    [clientsEngine.localID]));

    89   }

    91   // Pretend we just synced.

    92   tracker.clearChangedIDs();

    93   do_check_false(tracker.modified);

    95   tracker.onTab({type: "pageshow", originalTarget: "pageshow"});

    96   do_check_true(Utils.deepEquals(Object.keys(engine.getChangedIDs()),

    97                                  [clientsEngine.localID]));

    98 }

The Tor Browser / file revision