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* Add tests for Object.hasOwn * Update test/built-ins/Object/hasOwn/length.js Co-authored-by: Jordan Harband <ljharb@gmail.com> * Update test/built-ins/Object/hasOwn/name.js Co-authored-by: Jordan Harband <ljharb@gmail.com> * Fixup comments for Object.hasOwn * Add Object.hasOwn descriptor test * use assert.sameValue with true instead of assert() * remove extra semicolons * Remove old $ERROR style tests from hasown * Fix thrown error type in hasown tests * Fix incorrect test cases Co-authored-by: Jordan Harband <ljharb@gmail.com>
34 lines
940 B
JavaScript
34 lines
940 B
JavaScript
// Copyright (C) 2021 Jamie Kyle. 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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esid: sec-ecmascript-standard-built-in-objects
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description: >
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Object.hasOwn does not implement [[Construct]], is not new-able
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info: |
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ECMAScript Function Objects
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Built-in function objects that are not identified as constructors do not
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implement the [[Construct]] internal method unless otherwise specified in
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the description of a particular function.
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sec-evaluatenew
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...
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7. If IsConstructor(constructor) is false, throw a TypeError exception.
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...
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includes: [isConstructor.js]
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author: Jamie Kyle
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features: [Reflect.construct, arrow-function, Object.hasOwn]
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---*/
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assert.sameValue(
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isConstructor(Object.hasOwn),
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false,
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'isConstructor(Object.hasOwn) must return false'
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);
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assert.throws(TypeError, () => {
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new Object.hasOwn('');
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}, '`new Object.hasOwn(\'\')` throws TypeError');
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