mirror of https://github.com/tc39/test262.git
64 lines
2.8 KiB
JavaScript
64 lines
2.8 KiB
JavaScript
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// 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 numeric property names
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---*/
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function assertMethodDescriptor(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(desc.writable, true, "The value of `desc.writable` is `true`");
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assert.sameValue(typeof desc.value, 'function', "`typeof desc.value` is `'function'`");
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assert.sameValue('prototype' in desc.value, false, "The result of `'prototype' in desc.value` is `false`");
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}
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function assertGetterDescriptor(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('prototype' in desc.get, false, "The result of `'prototype' in desc.get` is `false`");
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assert.sameValue(desc.set, undefined, "The value of `desc.set` is `undefined`");
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}
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function assertSetterDescriptor(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.set, 'function', "`typeof desc.set` is `'function'`");
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assert.sameValue('prototype' in desc.set, false, "The result of `'prototype' in desc.set` is `false`");
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assert.sameValue(desc.get, undefined, "The value of `desc.get` is `undefined`");
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}
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class B {
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1() { return 1; }
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get 2() { return 2; }
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set 3(_) {}
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static 4() { return 4; }
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static get 5() { return 5; }
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static set 6(_) {}
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}
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assertMethodDescriptor(B.prototype, '1');
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assertGetterDescriptor(B.prototype, '2');
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assertSetterDescriptor(B.prototype, '3');
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assertMethodDescriptor(B, '4');
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assertGetterDescriptor(B, '5');
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assertSetterDescriptor(B, '6');
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class C extends B {
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1() { return super[1](); }
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get 2() { return super[2]; }
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static 4() { return super[4](); }
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static get 5() { return super[5]; }
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}
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assert.sameValue(new C()[1](), 1, "`new C()[1]()` returns `1`. Defined as `1() { return super[1](); }`");
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assert.sameValue(new C()[2], 2, "The value of `new C()[2]` is `2`. Defined as `get 2() { return super[2]; }`");
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assert.sameValue(C[4](), 4, "`C[4]()` returns `4`. Defined as `static 4() { return super[4](); }`");
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assert.sameValue(C[5], 5, "The value of `C[5]` is `5`. Defined as `static get 5() { return super[5]; }`");
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