mock-store-service.js
2.17 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
/*
* ADOBE CONFIDENTIAL
*
* Copyright 2016 Adobe Systems Incorporated
* All Rights Reserved.
*
* NOTICE: All information contained herein is, and remains
* the property of Adobe Systems Incorporated and its suppliers,
* if any. The intellectual and technical concepts contained
* herein are proprietary to Adobe Systems Incorporated and its
* suppliers and may be covered by U.S. and Foreign Patents,
* patents in process, and are protected by trade secret or copyright law.
* Dissemination of this information or reproduction of this material
* is strictly forbidden unless prior written permission is obtained
* from Adobe Systems Incorporated.
*/
/* globals Promise */
define('screens/player/shared/test-helper/mock-store-service', [
'eventemitter'
], function(EventEmitter) {
'use strict';
var EVENTS = {
BROADCAST: 'broadcast'
};
return function(store) {
var eventEmitter = new EventEmitter();
var previousState = {};
var state = {};
store.api.subscribe = function(listener, namespace) {
eventEmitter.on(namespace, listener);
var callback = function(newState, oldState, callbackNamespace) {
if (namespace) {
if (callbackNamespace === namespace) {
listener(newState, oldState, namespace);
}
} else {
listener(newState, oldState);
}
};
eventEmitter.on(EVENTS.BROADCAST, callback);
return callback;
};
store.publish = function(namespace, newState) {
store.setState(newState);
eventEmitter.emit(EVENTS.BROADCAST, state, previousState, namespace);
};
store.api.unsubscribe = function(callback) {
eventEmitter.off(EVENTS.BROADCAST, callback);
};
store.api.getState.returns(state);
store.api.requestState = function() {
eventEmitter.emit(EVENTS.BROADCAST, state, null, null);
};
store.setState = function(newState) {
previousState = state;
state = newState;
};
return store;
};
});