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Code Packages Activity Actions 11

Add Discourse.Singleton class mixin for creating singletons.

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This commit is contained in:
Robin Ward 2013-08-08 12:00:58 -04:00
parent 9564a6ce09
commit 8e1fae0459
10 changed files with 90 additions and 52 deletions
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37
test/javascripts/mixins/singleton_test.js Normal file
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module("Discourse.Singleton");
test("current", function() {
var DummyModel = Ember.Object.extend({});
DummyModel.reopenClass(Discourse.Singleton);
var current = DummyModel.current();
present(current, 'current returns the current instance');
equal(current, DummyModel.current(), 'calling it again returns the same instance');
notEqual(current, DummyModel.create({}), 'we can create other instances that are not the same as current');
});
test("currentProp reading", function() {
var DummyModel = Ember.Object.extend({});
DummyModel.reopenClass(Discourse.Singleton);
var current = DummyModel.current();
blank(DummyModel.currentProp('evil'), 'by default attributes are blank');
current.set('evil', 'trout');
equal(DummyModel.currentProp('evil'), 'trout', 'after changing the instance, the value is set');
});
test("currentProp writing", function() {
var DummyModel = Ember.Object.extend({});
DummyModel.reopenClass(Discourse.Singleton);
blank(DummyModel.currentProp('adventure'), 'by default attributes are blank');
var result = DummyModel.currentProp('adventure', 'time');
equal(result, 'time', 'it returns the new value');
equal(DummyModel.currentProp('adventure'), 'time', 'after calling currentProp the value is set');
DummyModel.currentProp('count', 0);
equal(DummyModel.currentProp('count'), 0, 'we can set the value to 0');
DummyModel.currentProp('adventure', null);
equal(DummyModel.currentProp('adventure'), null, 'we can set the value to null');
});

19
test/javascripts/models/session_test.js
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module("Discourse.Session");
test('current', function(){
var session = Discourse.Session.current();
present(session, "We have a current site session");
equal(session, Discourse.Session.current(), "Calling it a second time returns the same instance");
blank(Discourse.Session.current('orange'), "by default properties are nil");
session.set('orange', 'newBlack');
equal(Discourse.Session.current('orange'), "newBlack", "it remembers values");
Discourse.Session.current('orange', 'juice');
equal(session.get('orange'), "juice", "it can be updated");
Discourse.Session.current('zero', 0);
equal(session.get('zero'), 0);
});
test('highestSeenByTopic', function() {
var session = Discourse.Session.current();
deepEqual(session.get('highestSeenByTopic'), {}, "by default it returns an empty object");
});