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

41 lines
873 B
JavaScript

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 24.2.2.1
esid: sec-dataview-buffer-byteoffset-bytelength
description: >
Return abrupt from ToLength(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).
...
---*/
var buffer = new ArrayBuffer(8);
var obj1 = {
valueOf: function() {
throw new Test262Error();
}
};
var obj2 = {
toString: function() {
throw new Test262Error();
}
};
assert.throws(Test262Error, function() {
new DataView(buffer, 0, obj1);
}, "valueOf");
assert.throws(Test262Error, function() {
new DataView(buffer, 0, obj2);
}, "toString");