// Copyright (C) 2020 Alexey Shvayka. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-array.prototype.lastindexof description: > Returns -1 if length is 0. info: | Array.prototype.lastIndexOf ( searchElement [ , fromIndex ] ) 1. Let O be ? ToObject(this value). 2. Let len be ? LengthOfArrayLike(O). 3. If len is 0, return -1. ---*/ var fromIndex = { valueOf: function() { throw new Test262Error("Length should be checked before ToInteger(fromIndex)."); }, }; assert.sameValue([].lastIndexOf(1), -1); assert.sameValue([].lastIndexOf(2, fromIndex), -1); reportCompare(0, 0);