test262/test/built-ins/DataView/return-abrupt-tonumber-byte...

27 lines
734 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-dataview-buffer-byteoffset-bytelength
description: >
Return abrupt from ToLength(symbol byteLength)
info: |
24.2.2.1 DataView (buffer, byteOffset, byteLength )
...
10. If byteLength is undefined, then
a. Let viewByteLength be bufferByteLength - offset.
11. Else,
a. Let viewByteLength be ? ToLength(byteLength).
...
features: [SharedArrayBuffer, Symbol]
---*/
var buffer = new SharedArrayBuffer(8);
var s = Symbol("1");
assert.throws(TypeError, function() {
new DataView(buffer, 0, s);
});