test262/test/built-ins/SharedArrayBuffer/negative-length-throws.js

37 lines
923 B
JavaScript

// Copyright (C) 2016 The V8 Project authors. All rights reserved.
// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-sharedarraybuffer-length
description: >
Throws a Range Error if length represents an integer < 0
info: |
SharedArrayBuffer( length )
1. If NewTarget is undefined, throw a TypeError exception.
2. Let byteLength be ? ToIndex(length).
ToIndex( value )
1. If value is undefined, then
a. Let index be 0.
2. Else,
a. Let integerIndex be ? ToInteger(value).
b. If integerIndex < 0, throw a RangeError exception.
...
features: [SharedArrayBuffer]
---*/
assert.throws(RangeError, function() {
new SharedArrayBuffer(-1);
});
assert.throws(RangeError, function() {
new SharedArrayBuffer(-1.1);
});
assert.throws(RangeError, function() {
new SharedArrayBuffer(-Infinity);
});