gecko/services/sync/tests/unit/test_prefs_tracker.js
2010-11-30 13:36:01 -08:00

79 lines
2.5 KiB
JavaScript

Cu.import("resource://services-sync/engines/prefs.js");
Cu.import("resource://services-sync/util.js");
Cu.import("resource://services-sync/ext/Preferences.js");
function run_test() {
let engine = new PrefsEngine();
let tracker = engine._tracker;
let prefs = new Preferences();
try {
_("tracker.modified corresponds to preference.");
do_check_eq(Svc.Prefs.get("engine.prefs.modified"), undefined);
do_check_false(tracker.modified);
tracker.modified = true;
do_check_eq(Svc.Prefs.get("engine.prefs.modified"), true);
do_check_true(tracker.modified);
_("Engine's getChangedID() just returns the one GUID we have.");
let changedIDs = engine.getChangedIDs();
let ids = [id for (id in changedIDs)];
do_check_eq(ids.length, 1);
do_check_eq(ids[0], Utils.encodeBase64url(Svc.AppInfo.ID));
Svc.Prefs.set("engine.prefs.modified", false);
do_check_false(tracker.modified);
_("No modified state, so no changed IDs.");
do_check_eq([id for (id in engine.getChangedIDs())].length, 0);
_("Initial score is 0");
do_check_eq(tracker.score, 0);
_("Test fixtures.");
Svc.Prefs.set("prefs.sync.testing.int", true);
_("Test fixtures haven't upped the tracker score yet because it hasn't started tracking yet.");
do_check_eq(tracker.score, 0);
_("Tell the tracker to start tracking changes.");
Svc.Obs.notify("weave:engine:start-tracking");
prefs.set("testing.int", 23);
do_check_eq(tracker.score, 25);
do_check_eq(tracker.modified, true);
_("Clearing changed IDs reset modified status.");
tracker.clearChangedIDs();
do_check_eq(tracker.modified, false);
_("Resetting a pref ups the score, too.");
prefs.reset("testing.int");
do_check_eq(tracker.score, 50);
do_check_eq(tracker.modified, true);
tracker.clearChangedIDs();
_("So does changing a pref sync pref.");
Svc.Prefs.set("prefs.sync.testing.int", false);
do_check_eq(tracker.score, 150);
do_check_eq(tracker.modified, true);
tracker.clearChangedIDs();
_("Now that the pref sync pref has been flipped, changes to it won't be picked up.");
prefs.set("testing.int", 42);
do_check_eq(tracker.score, 150);
do_check_eq(tracker.modified, false);
tracker.clearChangedIDs();
_("Changing some other random pref won't do anything.");
prefs.set("testing.other", "blergh");
do_check_eq(tracker.score, 150);
do_check_eq(tracker.modified, false);
} finally {
Svc.Obs.notify("weave:engine:stop-tracking");
prefs.resetBranch("");
}
}