gecko-dev/services/sync/tests/unit/test_utils_notify.js

97 lines
2.4 KiB
JavaScript

_("Make sure notify sends out the right notifications");
Cu.import("resource://services-sync/util.js");
function run_test() {
let ret, rightThis, didCall;
let obj = {
notify: Utils.notify("foo:"),
_log: {
trace: function() {}
},
func: function() this.notify("bar", "baz", function() {
rightThis = this == obj;
didCall = true;
return 5;
})(),
throwy: function() this.notify("bad", "one", function() {
rightThis = this == obj;
didCall = true;
throw 10;
})()
};
let state = 0;
let makeObs = function(topic) {
let obj = {
observe: function(subject, topic, data) {
this.state = ++state;
this.subject = subject;
this.topic = topic;
this.data = data;
}
};
Svc.Obs.add(topic, obj);
return obj;
};
_("Make sure a normal call will call and return with notifications");
rightThis = didCall = false;
let fs = makeObs("foo:bar:start");
let ff = makeObs("foo:bar:finish");
let fe = makeObs("foo:bar:error");
ret = obj.func();
do_check_eq(ret, 5);
do_check_true(rightThis);
do_check_true(didCall);
do_check_eq(fs.state, 1);
do_check_eq(fs.subject, undefined);
do_check_eq(fs.topic, "foo:bar:start");
do_check_eq(fs.data, "baz");
do_check_eq(ff.state, 2);
do_check_eq(ff.subject, 5);
do_check_eq(ff.topic, "foo:bar:finish");
do_check_eq(ff.data, "baz");
do_check_eq(fe.state, undefined);
do_check_eq(fe.subject, undefined);
do_check_eq(fe.topic, undefined);
do_check_eq(fe.data, undefined);
_("Make sure a throwy call will call and throw with notifications");
ret = null;
rightThis = didCall = false;
let ts = makeObs("foo:bad:start");
let tf = makeObs("foo:bad:finish");
let te = makeObs("foo:bad:error");
try {
ret = obj.throwy();
do_throw("throwy should have thrown!");
}
catch(ex) {
do_check_eq(ex, 10);
}
do_check_eq(ret, null);
do_check_true(rightThis);
do_check_true(didCall);
do_check_eq(ts.state, 3);
do_check_eq(ts.subject, undefined);
do_check_eq(ts.topic, "foo:bad:start");
do_check_eq(ts.data, "one");
do_check_eq(tf.state, undefined);
do_check_eq(tf.subject, undefined);
do_check_eq(tf.topic, undefined);
do_check_eq(tf.data, undefined);
do_check_eq(te.state, 4);
do_check_eq(te.subject, 10);
do_check_eq(te.topic, "foo:bad:error");
do_check_eq(te.data, "one");
}