The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/services/common/tests/unit/test_observers.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,84 @@
     1.4 +/* Any copyright is dedicated to the Public Domain.
     1.5 + * http://creativecommons.org/publicdomain/zero/1.0/ */
     1.6 +
     1.7 +Components.utils.import("resource://services-common/observers.js");
     1.8 +
     1.9 +let gSubject = {};
    1.10 +
    1.11 +function run_test() {
    1.12 +  run_next_test();
    1.13 +}
    1.14 +
    1.15 +add_test(function test_function_observer() {
    1.16 +  let foo = false;
    1.17 +
    1.18 +  let onFoo = function(subject, data) {
    1.19 +    foo = !foo;
    1.20 +    do_check_eq(subject, gSubject);
    1.21 +    do_check_eq(data, "some data");
    1.22 +  };
    1.23 +
    1.24 +  Observers.add("foo", onFoo);
    1.25 +  Observers.notify("foo", gSubject, "some data");
    1.26 +
    1.27 +  // The observer was notified after being added.
    1.28 +  do_check_true(foo);
    1.29 +
    1.30 +  Observers.remove("foo", onFoo);
    1.31 +  Observers.notify("foo");
    1.32 +
    1.33 +  // The observer was not notified after being removed.
    1.34 +  do_check_true(foo);
    1.35 +
    1.36 +  run_next_test();
    1.37 +});
    1.38 +
    1.39 +add_test(function test_method_observer() {
    1.40 +  let obj = {
    1.41 +    foo: false,
    1.42 +    onFoo: function(subject, data) {
    1.43 +      this.foo = !this.foo;
    1.44 +      do_check_eq(subject, gSubject);
    1.45 +      do_check_eq(data, "some data");
    1.46 +    }
    1.47 +  };
    1.48 +
    1.49 +  // The observer is notified after being added.
    1.50 +  Observers.add("foo", obj.onFoo, obj);
    1.51 +  Observers.notify("foo", gSubject, "some data");
    1.52 +  do_check_true(obj.foo);
    1.53 +
    1.54 +  // The observer is not notified after being removed.
    1.55 +  Observers.remove("foo", obj.onFoo, obj);
    1.56 +  Observers.notify("foo");
    1.57 +  do_check_true(obj.foo);
    1.58 +
    1.59 +  run_next_test();
    1.60 +});
    1.61 +
    1.62 +add_test(function test_object_observer() {
    1.63 +  let obj = {
    1.64 +    foo: false,
    1.65 +    observe: function(subject, topic, data) {
    1.66 +      this.foo = !this.foo;
    1.67 +
    1.68 +      do_check_eq(subject, gSubject);
    1.69 +      do_check_eq(topic, "foo");
    1.70 +      do_check_eq(data, "some data");
    1.71 +    }
    1.72 +  };
    1.73 +
    1.74 +  Observers.add("foo", obj);
    1.75 +  Observers.notify("foo", gSubject, "some data");
    1.76 +
    1.77 +  // The observer is notified after being added.
    1.78 +  do_check_true(obj.foo);
    1.79 +
    1.80 +  Observers.remove("foo", obj);
    1.81 +  Observers.notify("foo");
    1.82 +
    1.83 +  // The observer is not notified after being removed.
    1.84 +  do_check_true(obj.foo);
    1.85 +
    1.86 +  run_next_test();
    1.87 +});