// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-array.prototype.copywithin description: > Return abrupt from setting property value - Set(O, toKey, fromVal, true). info: | 22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] ) ... 5. Let relativeTarget be ToInteger(target). 6. ReturnIfAbrupt(relativeTarget). 7. If relativeTarget < 0, let to be max((len + relativeTarget),0); else let to be min(relativeTarget, len). ... 17. Repeat, while count > 0 a. Let fromKey be ToString(from). b. Let toKey be ToString(to). ... e. If fromPresent is true, then ... iii. Let setStatus be Set(O, toKey, fromVal, true). iv. ReturnIfAbrupt(setStatus). ... ---*/ var o = { '0': true, length: 43 }; Object.defineProperty(o, '42', { set: function() { throw new Test262Error(); } }); assert.throws(Test262Error, function() { Array.prototype.copyWithin.call(o, 42, 0); }); reportCompare(0, 0);