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// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.prototype.splice
description: The value `-0` is converted to `0`
info: |
[...]
3. Let relativeStart be ? ToInteger(start).
4. If relativeStart < 0, let actualStart be max((len + relativeStart), 0);
else let actualStart be min(relativeStart, len).
5. If the number of actual arguments is 0, then
[...]
6. Else if the number of actual arguments is 1, then
[...]
7. Else,
a. Let insertCount be the number of actual arguments minus 2.
b. Let dc be ? ToInteger(deleteCount).
c. Let actualDeleteCount be min(max(dc, 0), len - actualStart).
[...]
9. Let A be ? ArraySpeciesCreate(O, actualDeleteCount).
[...]
9.4.2.3 ArraySpeciesCreate
[...]
2. If length is -0, let length be +0.
[...]
5. Let C be ? Get(originalArray, "constructor").
[...]
7. If Type(C) is Object, then
a. Let C be ? Get(C, @@species).
b. If C is null, let C be undefined.
[...]
10. Return ? Construct(C, « length »).
features: [Symbol.species]
---*/
var args;
var Ctor = function() {
args = arguments;
};
var a = [];
a.constructor = {};
a.constructor[Symbol.species] = Ctor;
a.splice(0, -0);
assert.sameValue(args.length, 1);
assert.sameValue(args[0], 0);
reportCompare(0, 0);
|
