define([
    'chai',
    'sinonchai',
    'underscore',
    'squire'
], function(chai, sinonchai, _, Squire) {
    var expect = chai.expect;
    var assert = chai.assert;
    var should = chai.should();
    chai.use(sinonchai);

    (function () {
        describe("SubscriberManager", function () {
            beforeEach(function () {
                var $this = this;
                $this.connection = {};
                $this.connection.subscribe = sinon.spy();
                $this.connection.unsubscribe = sinon.spy();

            });

            it("should call subscribe", function () {
                var $this = this;
                var injector = new Squire();
                injector.mock(
                        ["common/websockets/connection"], $this.connection
                    ).require(['common/websockets/subscriberManager'], function(manager) {
                        manager.register('topic');
                        expect($this.connection.subscribe.should.have.callCount(1)).to.be.ok;
                        assert.ok(manager.hasCallbacks());
                    });

                try{
                    injector.remove();
                } catch(e) {
                }
            });

            it("should call unsubscribe", function () {
                var $this = this;
                var injector = new Squire();
                injector.mock(
                        ["common/websockets/connection"], $this.connection
                    ).require(['common/websockets/subscriberManager'], function(manager) {
                        manager.register('topic');
                        manager.unregister();
                        expect($this.connection.unsubscribe.should.have.callCount(1)).to.be.ok;
                        assert.ok(!manager.hasCallbacks());
                    });
                try{
                    injector.remove();
                } catch(e) {
                }
            });

            it("should add callbacks", function () {
                var $this = this;
                var injector = new Squire();
                injector.mock(
                        ["common/websockets/connection"], $this.connection
                    ).require(['common/websockets/subscriberManager'], function(manager) {
                        assert.ok(!manager.hasCallbacks());
                        manager.pushCallback(function(){return null;});
                        assert.ok(manager.hasCallbacks());
                    });
                try{
                    injector.remove();
                } catch(e) {
                }
            });
        });
    })();
});