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-rw-r--r--services/sync/tests/unit/test_prefs_tracker.js88
1 files changed, 88 insertions, 0 deletions
diff --git a/services/sync/tests/unit/test_prefs_tracker.js b/services/sync/tests/unit/test_prefs_tracker.js
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index 000000000..17ccaa43e
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+++ b/services/sync/tests/unit/test_prefs_tracker.js
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+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+Cu.import("resource://gre/modules/Preferences.jsm");
+Cu.import("resource://services-common/utils.js");
+Cu.import("resource://services-sync/constants.js");
+Cu.import("resource://services-sync/engines/prefs.js");
+Cu.import("resource://services-sync/service.js");
+Cu.import("resource://services-sync/util.js");
+
+function run_test() {
+ let engine = Service.engineManager.get("prefs");
+ let tracker = engine._tracker;
+
+ // Don't write out by default.
+ tracker.persistChangedIDs = false;
+
+ 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 = Object.keys(changedIDs);
+ do_check_eq(ids.length, 1);
+ do_check_eq(ids[0], CommonUtils.encodeBase64URL(Services.appinfo.ID));
+
+ Svc.Prefs.set("engine.prefs.modified", false);
+ do_check_false(tracker.modified);
+
+ _("No modified state, so no changed IDs.");
+ do_check_empty(engine.getChangedIDs());
+
+ _("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, SCORE_INCREMENT_XLARGE);
+ 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, SCORE_INCREMENT_XLARGE * 2);
+ 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, SCORE_INCREMENT_XLARGE * 3);
+ 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, SCORE_INCREMENT_XLARGE * 3);
+ 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, SCORE_INCREMENT_XLARGE * 3);
+ do_check_eq(tracker.modified, false);
+
+ } finally {
+ Svc.Obs.notify("weave:engine:stop-tracking");
+ prefs.resetBranch("");
+ }
+}