gecko/services/common/tests/unit/test_observers.js
Gregory Szorc 10e97429b9 Bug 731494 - Refactor generic code from services/sync into services/common; r=rnewman
--HG--
rename : services/sync/modules/async.js => services/common/async.js
rename : services/sync/modules/log4moz.js => services/common/log4moz.js
rename : services/sync/modules/ext/Observers.js => services/common/observers.js
rename : services/sync/modules/ext/Preferences.js => services/common/preferences.js
rename : services/sync/modules/ext/StringBundle.js => services/common/stringbundle.js
rename : services/sync/tests/unit/test_async_chain.js => services/common/tests/unit/test_async_chain.js
rename : services/sync/tests/unit/test_async_querySpinningly.js => services/common/tests/unit/test_async_querySpinningly.js
rename : services/sync/tests/unit/test_log4moz.js => services/common/tests/unit/test_log4moz.js
rename : services/sync/tests/unit/test_Observers.js => services/common/tests/unit/test_observers.js
rename : services/sync/tests/unit/test_Preferences.js => services/common/tests/unit/test_preferences.js
rename : services/sync/tests/unit/test_restrequest.js => services/common/tests/unit/test_restrequest.js
rename : services/sync/tests/unit/test_utils_makeURI.js => services/common/tests/unit/test_utils_makeURI.js
rename : services/sync/tests/unit/test_utils_namedTimer.js => services/common/tests/unit/test_utils_namedTimer.js
rename : services/sync/tests/unit/test_utils_stackTrace.js => services/common/tests/unit/test_utils_stackTrace.js
2012-04-05 23:26:06 -07:00

85 lines
1.9 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
Components.utils.import("resource://services-common/observers.js");
let gSubject = {};
function run_test() {
run_next_test();
}
add_test(function test_function_observer() {
let foo = false;
let onFoo = function(subject, data) {
foo = !foo;
do_check_eq(subject, gSubject);
do_check_eq(data, "some data");
};
Observers.add("foo", onFoo);
Observers.notify("foo", gSubject, "some data");
// The observer was notified after being added.
do_check_true(foo);
Observers.remove("foo", onFoo);
Observers.notify("foo");
// The observer was not notified after being removed.
do_check_true(foo);
run_next_test();
});
add_test(function test_method_observer() {
let obj = {
foo: false,
onFoo: function(subject, data) {
this.foo = !this.foo;
do_check_eq(subject, gSubject);
do_check_eq(data, "some data");
}
};
// The observer is notified after being added.
Observers.add("foo", obj.onFoo, obj);
Observers.notify("foo", gSubject, "some data");
do_check_true(obj.foo);
// The observer is not notified after being removed.
Observers.remove("foo", obj.onFoo, obj);
Observers.notify("foo");
do_check_true(obj.foo);
run_next_test();
});
add_test(function test_object_observer() {
let obj = {
foo: false,
observe: function(subject, topic, data) {
this.foo = !this.foo;
do_check_eq(subject, gSubject);
do_check_eq(topic, "foo");
do_check_eq(data, "some data");
}
};
Observers.add("foo", obj);
Observers.notify("foo", gSubject, "some data");
// The observer is notified after being added.
do_check_true(obj.foo);
Observers.remove("foo", obj);
Observers.notify("foo");
// The observer is not notified after being removed.
do_check_true(obj.foo);
run_next_test();
});