test262/implementation-contributed/v8/mjsunit/es6/array-species-neg-zero.js

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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* 9.4.2.3 ArraySpeciesCreate(originalArray, length)
*
* 1. Assert: length is an integer Number ≥ 0.
* 2. If length is 0, let length be +0.
* [...]
*/
var x = [];
var deleteCount;
x.constructor = function() {};
x.constructor[Symbol.species] = function(param) {
deleteCount = param;
};
x.splice(0, -0);
assertEquals(0, deleteCount);