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