mirror of
https://github.com/tc39/test262.git
synced 2025-04-08 19:35:28 +02:00
a3fffa754b
* Improve test coverage for `super` keyword Add tests for SuperCall and SuperProperty, organized together in the `test/language/expressions/super/` directory. For SuperProperty, include tests for usage from within Object initializers and class bodies because a different set of semantics are observable from each context.
31 lines
699 B
JavaScript
31 lines
699 B
JavaScript
// Copyright (C) 2016 the V8 project authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
/*---
|
|
esid: sec-super-keyword
|
|
es6id: 12.3.5
|
|
description: Binds the "this" value to value returned by "parent" constructor
|
|
info: |
|
|
[...]
|
|
6. Let result be ? Construct(func, argList, newTarget).
|
|
7. Let thisER be GetThisEnvironment( ).
|
|
8. Return ? thisER.BindThisValue(result).
|
|
features: [class]
|
|
---*/
|
|
|
|
var customThisValue = {};
|
|
var boundThisValue;
|
|
function Parent() {
|
|
return customThisValue;
|
|
}
|
|
|
|
class Child extends Parent {
|
|
constructor() {
|
|
super();
|
|
boundThisValue = this;
|
|
}
|
|
}
|
|
|
|
new Child();
|
|
|
|
assert.sameValue(boundThisValue, customThisValue);
|