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// Copyright (C) 2019 Caio Lima (Igalia SL). All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Subclass can access private methods of a superclass (private setter)
esid: sec-privatefieldget
info: |
SuperCall : super Arguments
...
10. Perform ? InitializeInstanceElements(result, F).
...
InitializeInstanceFieldsElements ( O, constructor )
1. Assert: Type ( O ) is Object.
2. Assert: Assert constructor is an ECMAScript function object.
3. If constructor.[[PrivateBrand]] is not undefined,
a. Perform ? PrivateBrandAdd(O, constructor.[[PrivateBrand]]).
4. Let fieldRecords be the value of constructor's [[Fields]] internal slot.
5. For each item fieldRecord in order from fieldRecords,
a. Perform ? DefineField(O, fieldRecord).
6. Return.
features: [class, class-methods-private]
---*/
class S {
set #m(v) { this._v = v }
superAccess(v) { this.#m = v; }
}
class C extends S {
set #m(v) { this._u = v; }
access(v) {
return this.#m = v;
}
}
let c = new C();
c.access('test262');
assert.sameValue(c._u, 'test262');
c.superAccess('super class');
assert.sameValue(c._v, 'super class');
let s = new S();
s.superAccess('super class')
assert.sameValue(s._v, 'super class');
assert.throws(TypeError, function() {
c.access.call(s, 'foo');
}, 'invalid access of C private method');
reportCompare(0, 0);