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
|
// 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: >
computed property class method names can be a symbol
includes: [compareArray.js]
features: [Symbol]
---*/
function ID(x) {
return x;
}
var sym1 = Symbol();
var sym2 = Symbol();
class C {
a() { return 'A'; }
[sym1]() { return 'B'; }
c() { return 'C'; }
[ID(sym2)]() { return 'D'; }
}
assert.sameValue(new C().a(), 'A', "`new C().a()` returns `'A'`. Defined as `a() { return 'A'; }`");
assert.sameValue(new C()[sym1](), 'B', "`new C()[sym1]()` returns `'B'`. Defined as `[sym1]() { return 'B'; }`");
assert.sameValue(new C().c(), 'C', "`new C().c()` returns `'C'`. Defined as `c() { return 'C'; }`");
assert.sameValue(new C()[sym2](), 'D', "`new C()[sym2]()` returns `'D'`. Defined as `[ID(sym2)]() { return 'D'; }`");
assert.sameValue(Object.keys(C.prototype).length, 0, "No enum keys from C.prototype");
assert.compareArray(
Object.getOwnPropertyNames(C.prototype),
['constructor', 'a', 'c']
);
assert.compareArray(
Object.getOwnPropertySymbols(C.prototype),
[sym1, sym2]
);
reportCompare(0, 0);
|
