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
|
// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 12.2.5
description: >
to name, accessor side effects object literal
includes: [compareArray.js]
---*/
var counter = 0;
var key1 = {
toString: function() {
assert.sameValue(counter++, 0, "The result of `counter++` is `0`");
return 'b';
}
};
var key2 = {
toString: function() {
assert.sameValue(counter++, 1, "The result of `counter++` is `1`");
return 'd';
}
};
var object = {
a() { return 'A'; },
[key1]() { return 'B'; },
c() { return 'C'; },
[key2]() { return 'D'; },
};
assert.sameValue(counter, 2, "The value of `counter` is `2`");
assert.sameValue(object.a(), 'A', "`object.a()` returns `'A'`. Defined as `a() { return 'A'; }`");
assert.sameValue(object.b(), 'B', "`object.b()` returns `'B'`. Defined as `[key1]() { return 'B'; }`");
assert.sameValue(object.c(), 'C', "`object.c()` returns `'C'`. Defined as `c() { return 'C'; }`");
assert.sameValue(object.d(), 'D', "`object.d()` returns `'D'`. Defined as `[key2]() { return 'D'; }`");
assert(
compareArray(Object.keys(object), ['a', 'b', 'c', 'd']),
"`compareArray(Object.keys(object), ['a', 'b', 'c', 'd'])` returns `true`"
);
|
