55a7500343
The functions of strong classes are born non extensible. But, when the class is created we need to add an own private symbol representing the [[HomeObject]] slot in the spec. Like for the hidden_string property, we allow adding private own symbols to non extensible objects. BUG=v8:4077 LOG=N R=rossberg@chromium.org Review URL: https://codereview.chromium.org/1138603003 Cr-Commit-Position: refs/heads/master@{#28447}
63 lines
1.3 KiB
JavaScript
63 lines
1.3 KiB
JavaScript
// Copyright 2015 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
// Flags: --strong-mode --harmony-classes --allow-natives-syntax
|
|
|
|
'use strong';
|
|
|
|
|
|
function desc(obj, n) {
|
|
return Object.getOwnPropertyDescriptor(obj, n);
|
|
}
|
|
|
|
|
|
(function TestClass() {
|
|
class C {
|
|
m() {
|
|
super.x;
|
|
}
|
|
get x() {
|
|
super.x;
|
|
}
|
|
set y(_) {
|
|
super.x;
|
|
}
|
|
static m() {
|
|
super.x;
|
|
}
|
|
static get x() {
|
|
super.x;
|
|
}
|
|
static set y(_) {
|
|
super.x;
|
|
}
|
|
}
|
|
|
|
assertEquals(C.prototype, C.prototype.m[%HomeObjectSymbol()]);
|
|
assertEquals(C.prototype, desc(C.prototype, 'x').get[%HomeObjectSymbol()]);
|
|
assertEquals(C.prototype, desc(C.prototype, 'y').set[%HomeObjectSymbol()]);
|
|
assertEquals(C, C.m[%HomeObjectSymbol()]);
|
|
assertEquals(C, desc(C, 'x').get[%HomeObjectSymbol()]);
|
|
assertEquals(C, desc(C, 'y').set[%HomeObjectSymbol()]);
|
|
})();
|
|
|
|
|
|
(function TestObjectLiteral() {
|
|
let o = {
|
|
m() {
|
|
super.x;
|
|
},
|
|
get x() {
|
|
super.x;
|
|
},
|
|
set y(_) {
|
|
super.x;
|
|
}
|
|
};
|
|
|
|
assertEquals(o, o.m[%HomeObjectSymbol()]);
|
|
assertEquals(o, desc(o, 'x').get[%HomeObjectSymbol()]);
|
|
assertEquals(o, desc(o, 'y').set[%HomeObjectSymbol()]);
|
|
})();
|