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Bug 557591 - Add tests for Utils.lazySvc. [r=mconnor]

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Add a fake service that definitely won't exist for testing purposes.
This commit is contained in:
Edward Lee 2010-05-17 13:46:19 -07:00
parent df6b9020d4
commit bd4a46d064
2 changed files with 35 additions and 0 deletions
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4
services/sync/modules/util.js
View File

@ -854,6 +854,10 @@ let FakeSvc = {
});
return JSON.stringify(state);
}
},
// A fake service only used for testing
"@labs.mozilla.com/Fake/Thing;1": {
isFake: true
}
};

31
services/sync/tests/unit/test_utils_lazySvc.js Normal file
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@ -0,0 +1,31 @@
_("Make sure lazySvc get the desired services");
Cu.import("resource://weave/util.js");
function run_test() {
_("Load the xul app info service as obj.app");
let obj = {}
do_check_eq(typeof obj.app, "undefined");
Utils.lazySvc(obj, "app", "@mozilla.org/xre/app-info;1", "nsIXULAppInfo");
do_check_eq(typeof obj.app.QueryInterface, "function");
do_check_eq(typeof obj.app.vendor, "string");
do_check_eq(typeof obj.app.name, "string");
_("Check other types of properties on profiles");
Utils.lazySvc(obj, "prof", "@mozilla.org/toolkit/profile-service;1", "nsIToolkitProfileService");
do_check_eq(typeof obj.prof.QueryInterface, "function");
do_check_eq(typeof obj.prof.startOffline, "boolean");
do_check_eq(typeof obj.prof.profileCount, "number");
do_check_eq(typeof obj.prof.createProfile, "function");
_("Make sure fake services get loaded correctly (private browsing doesnt exist on all platforms)");
Utils.lazySvc(obj, "priv", "@mozilla.org/privatebrowsing;1", "nsIPrivateBrowsingService");
do_check_eq(typeof obj.priv.privateBrowsingEnabled, "boolean");
_("Definitely make sure services that should never exist will use fake service if available");
Utils.lazySvc(obj, "fake", "@labs.mozilla.com/Fake/Thing;1", "fake");
do_check_eq(obj.fake.isFake, true);
_("Nonexistant services that aren't fake-implemented will get nothing");
Utils.lazySvc(obj, "nonexist", "@something?@", "doesnt exist");
do_check_eq(obj.nonexist, undefined);
}