services/sync/tests/unit/test_prefs_tracker.js

branch
TOR_BUG_3246
changeset 4
fc2d59ddac77
equal deleted inserted replaced
-1:000000000000 0:b3c744ea4c39
1 /* Any copyright is dedicated to the Public Domain.
2 http://creativecommons.org/publicdomain/zero/1.0/ */
3
4 Cu.import("resource://gre/modules/Preferences.jsm");
5 Cu.import("resource://services-common/utils.js");
6 Cu.import("resource://services-sync/constants.js");
7 Cu.import("resource://services-sync/engines/prefs.js");
8 Cu.import("resource://services-sync/service.js");
9 Cu.import("resource://services-sync/util.js");
10
11 function run_test() {
12 let engine = Service.engineManager.get("prefs");
13 let tracker = engine._tracker;
14
15 // Don't write out by default.
16 tracker.persistChangedIDs = false;
17
18 let prefs = new Preferences();
19
20 try {
21
22 _("tracker.modified corresponds to preference.");
23 do_check_eq(Svc.Prefs.get("engine.prefs.modified"), undefined);
24 do_check_false(tracker.modified);
25
26 tracker.modified = true;
27 do_check_eq(Svc.Prefs.get("engine.prefs.modified"), true);
28 do_check_true(tracker.modified);
29
30 _("Engine's getChangedID() just returns the one GUID we have.");
31 let changedIDs = engine.getChangedIDs();
32 let ids = Object.keys(changedIDs);
33 do_check_eq(ids.length, 1);
34 do_check_eq(ids[0], CommonUtils.encodeBase64URL(Services.appinfo.ID));
35
36 Svc.Prefs.set("engine.prefs.modified", false);
37 do_check_false(tracker.modified);
38
39 _("No modified state, so no changed IDs.");
40 do_check_empty(engine.getChangedIDs());
41
42 _("Initial score is 0");
43 do_check_eq(tracker.score, 0);
44
45 _("Test fixtures.");
46 Svc.Prefs.set("prefs.sync.testing.int", true);
47
48 _("Test fixtures haven't upped the tracker score yet because it hasn't started tracking yet.");
49 do_check_eq(tracker.score, 0);
50
51 _("Tell the tracker to start tracking changes.");
52 Svc.Obs.notify("weave:engine:start-tracking");
53 prefs.set("testing.int", 23);
54 do_check_eq(tracker.score, SCORE_INCREMENT_XLARGE);
55 do_check_eq(tracker.modified, true);
56
57 _("Clearing changed IDs reset modified status.");
58 tracker.clearChangedIDs();
59 do_check_eq(tracker.modified, false);
60
61 _("Resetting a pref ups the score, too.");
62 prefs.reset("testing.int");
63 do_check_eq(tracker.score, SCORE_INCREMENT_XLARGE * 2);
64 do_check_eq(tracker.modified, true);
65 tracker.clearChangedIDs();
66
67 _("So does changing a pref sync pref.");
68 Svc.Prefs.set("prefs.sync.testing.int", false);
69 do_check_eq(tracker.score, SCORE_INCREMENT_XLARGE * 3);
70 do_check_eq(tracker.modified, true);
71 tracker.clearChangedIDs();
72
73 _("Now that the pref sync pref has been flipped, changes to it won't be picked up.");
74 prefs.set("testing.int", 42);
75 do_check_eq(tracker.score, SCORE_INCREMENT_XLARGE * 3);
76 do_check_eq(tracker.modified, false);
77 tracker.clearChangedIDs();
78
79 _("Changing some other random pref won't do anything.");
80 prefs.set("testing.other", "blergh");
81 do_check_eq(tracker.score, SCORE_INCREMENT_XLARGE * 3);
82 do_check_eq(tracker.modified, false);
83
84 } finally {
85 Svc.Obs.notify("weave:engine:stop-tracking");
86 prefs.resetBranch("");
87 }
88 }

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