gecko-dev/services/sync/tests/unit/test_tab_tracker.js
2014-02-07 05:12:26 +01:00

99 lines
3.2 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
Cu.import("resource://services-sync/engines/tabs.js");
Cu.import("resource://services-sync/service.js");
Cu.import("resource://services-sync/util.js");
let clientsEngine = Service.clientsEngine;
function fakeSvcWinMediator() {
// actions on windows are captured in logs
let logs = [];
delete Services.wm;
Services.wm = {
getEnumerator: function() {
return {
cnt: 2,
hasMoreElements: function() this.cnt-- > 0,
getNext: function() {
let elt = {addTopics: [], remTopics: []};
logs.push(elt);
return {
addEventListener: function(topic) {
elt.addTopics.push(topic);
},
removeEventListener: function(topic) {
elt.remTopics.push(topic);
}
};
}
};
}
};
return logs;
}
function run_test() {
let engine = Service.engineManager.get("tabs");
_("We assume that tabs have changed at startup.");
let tracker = engine._tracker;
tracker.persistChangedIDs = false;
do_check_true(tracker.modified);
do_check_true(Utils.deepEquals(Object.keys(engine.getChangedIDs()),
[clientsEngine.localID]));
let logs;
_("Test listeners are registered on windows");
logs = fakeSvcWinMediator();
Svc.Obs.notify("weave:engine:start-tracking");
do_check_eq(logs.length, 2);
for each (let log in logs) {
do_check_eq(log.addTopics.length, 5);
do_check_true(log.addTopics.indexOf("pageshow") >= 0);
do_check_true(log.addTopics.indexOf("TabOpen") >= 0);
do_check_true(log.addTopics.indexOf("TabClose") >= 0);
do_check_true(log.addTopics.indexOf("TabSelect") >= 0);
do_check_true(log.addTopics.indexOf("unload") >= 0);
do_check_eq(log.remTopics.length, 0);
}
_("Test listeners are unregistered on windows");
logs = fakeSvcWinMediator();
Svc.Obs.notify("weave:engine:stop-tracking");
do_check_eq(logs.length, 2);
for each (let log in logs) {
do_check_eq(log.addTopics.length, 0);
do_check_eq(log.remTopics.length, 5);
do_check_true(log.remTopics.indexOf("pageshow") >= 0);
do_check_true(log.remTopics.indexOf("TabOpen") >= 0);
do_check_true(log.remTopics.indexOf("TabClose") >= 0);
do_check_true(log.remTopics.indexOf("TabSelect") >= 0);
do_check_true(log.remTopics.indexOf("unload") >= 0);
}
_("Test tab listener");
for each (let evttype in ["TabOpen", "TabClose", "TabSelect"]) {
// Pretend we just synced.
tracker.clearChangedIDs();
do_check_false(tracker.modified);
// Send a fake tab event
tracker.onTab({type: evttype , originalTarget: evttype});
do_check_true(tracker.modified);
do_check_true(Utils.deepEquals(Object.keys(engine.getChangedIDs()),
[clientsEngine.localID]));
}
// Pretend we just synced.
tracker.clearChangedIDs();
do_check_false(tracker.modified);
tracker.onTab({type: "pageshow", originalTarget: "pageshow"});
do_check_true(Utils.deepEquals(Object.keys(engine.getChangedIDs()),
[clientsEngine.localID]));
}