test262/test/built-ins/WeakRef/undefined-newtarget-throws.js

29 lines
607 B
JavaScript

// Copyright (C) 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-weak-ref-target
description: >
Throws a TypeError if NewTarget is undefined.
info: |
WeakRef ( target )
1. If NewTarget is undefined, throw a TypeError exception.
2. If Type(target) is not Object, throw a TypeError exception.
...
features: [WeakRef]
---*/
assert.sameValue(
typeof WeakRef, 'function',
'typeof WeakRef is function'
);
assert.throws(TypeError, function() {
WeakRef();
});
assert.throws(TypeError, function() {
WeakRef({});
});