mirror of https://github.com/tc39/test262.git
33 lines
1.5 KiB
JavaScript
33 lines
1.5 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 methods
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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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class C {
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method() { return 1; }
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static staticMethod() { return 2; }
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method2() { return 3; }
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static staticMethod2() { return 4; }
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}
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assertMethodDescriptor(C.prototype, 'method');
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assertMethodDescriptor(C.prototype, 'method2');
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assertMethodDescriptor(C, 'staticMethod');
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assertMethodDescriptor(C, 'staticMethod2');
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assert.sameValue(new C().method(), 1, "`new C().method()` returns `1`. Defined as `method() { return 1; }`");
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assert.sameValue(C.staticMethod(), 2, "`C.staticMethod()` returns `2`. Defined as `static staticMethod() { return 2; }`");
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assert.sameValue(new C().method2(), 3, "`new C().method2()` returns `3`. Defined as `method2() { return 3; }`");
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assert.sameValue(C.staticMethod2(), 4, "`C.staticMethod2()` returns `4`. Defined as `static staticMethod2() { return 4; }`");
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