mirror of https://github.com/tc39/test262.git
53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
// Copyright (C) 2014 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 14.5
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description: >
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class accessors
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---*/
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function assertAccessorDescriptor(object, name) {
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var desc = Object.getOwnPropertyDescriptor(object, name);
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assert.sameValue(desc.configurable, true, "The value of `desc.configurable` is `true`");
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assert.sameValue(desc.enumerable, false, "The value of `desc.enumerable` is `false`");
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assert.sameValue(typeof desc.get, 'function', "`typeof desc.get` is `'function'`");
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assert.sameValue(typeof desc.set, 'function', "`typeof desc.set` is `'function'`");
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assert.sameValue(
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'prototype' in desc.get,
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false,
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"The result of `'prototype' in desc.get` is `false`"
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);
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assert.sameValue(
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'prototype' in desc.set,
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false,
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"The result of `'prototype' in desc.set` is `false`"
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);
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}
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class C {
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constructor(x) {
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this._x = x;
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}
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get x() { return this._x; }
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set x(v) { this._x = v; }
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static get staticX() { return this._x; }
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static set staticX(v) { this._x = v; }
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}
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assertAccessorDescriptor(C.prototype, 'x');
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assertAccessorDescriptor(C, 'staticX');
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var c = new C(1);
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c._x = 1;
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assert.sameValue(c.x, 1, "The value of `c.x` is `1`, after executing `c._x = 1;`");
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c.x = 2;
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assert.sameValue(c._x, 2, "The value of `c._x` is `2`, after executing `c.x = 2;`");
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C._x = 3;
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assert.sameValue(C.staticX, 3, "The value of `C.staticX` is `3`, after executing `C._x = 3;`");
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C._x = 4;
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assert.sameValue(C.staticX, 4, "The value of `C.staticX` is `4`, after executing `C._x = 4;`");
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