-
Notifications
You must be signed in to change notification settings - Fork 13
/
persistence.js
76 lines (71 loc) · 1.92 KB
/
persistence.js
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
71
72
73
74
75
76
[{
constructor: 'Persistence_sessionStorage',
generator: function() {
return new Persistence_sessionStorage();
}
},{
constructor: 'Persistence_windowKey',
generator: function() {
var key = 'persistence';
window[key] = {};
return new Persistence_windowKey(key);
}
}].forEach(function(args) {
describe(args.constructor, function() {
var persistence = args.generator();
var data = [
0,
1,
2.2,
'3',
{"value": 4},
[1, 2, 3],
];
it('is available', function() {
expect(persistence.isAvailable()).toEqual(true);
});
it('can get all keys', function() {
for (var i = 0; i < 10; i++) {
persistence.setItem(i, "value for " + i);
}
var keys = persistence.getAllKeys();
expect(keys.length).toEqual(10)
for (var i = 0; i < keys.length; i++) {
expect(keys[i]).toEqual(i + "")
}
persistence.clear()
});
it('works without key', function() {
expect(persistence.getItem()).toBeNull();
persistence.removeItem();
for (var i = 0; i < data.length; i++) {
persistence.setItem(data[i]);
expect(persistence.getItem()).toEqual(data[i]);
}
persistence.removeItem();
expect(persistence.getItem()).toBeNull();
persistence.setItem(data[0]);
persistence.clear();
expect(persistence.getItem()).toBeNull();
});
it('works with key', function() {
for (var i = 0; i < data.length; i++) {
expect(persistence.getItem('' + i)).toBeNull();
persistence.removeItem('' + i); // shouldn't throw an error
}
for (var i = 0; i < data.length; i++) {
persistence.setItem('' + i, data[i]);
expect(persistence.getItem('' + i)).toEqual(data[i]);
}
for (var i = 0; i < data.length; i++) {
persistence.removeItem('' + i);
expect(persistence.getItem('' + i)).toBeNull();
persistence.setItem('' + i, data[i]);
}
persistence.clear();
for (var i = 0; i < data.length; i++) {
expect(persistence.getItem('' + i)).toBeNull();
}
});
});
});