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
|
// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.prototype.map
description: >
Array.prototype.map - element changed by getter on previous
iterations is observed on an Array-like object
---*/
var preIterVisible = false;
var obj = {
length: 2
};
function callbackfn(val, idx, obj) {
if (idx === 0) {
return val === 11;
} else if (idx === 1) {
return val === 9;
} else {
return false;
}
}
Object.defineProperty(obj, "0", {
get: function() {
preIterVisible = true;
return 11;
},
configurable: true
});
Object.defineProperty(obj, "1", {
get: function() {
if (preIterVisible) {
return 9;
} else {
return 11;
}
},
configurable: true
});
var testResult = Array.prototype.map.call(obj, callbackfn);
assert.sameValue(testResult[0], true, 'testResult[0]');
assert.sameValue(testResult[1], true, 'testResult[1]');
reportCompare(0, 0);
|
