File: source-object-length.js

package info (click to toggle)
qtdeclarative-opensource-src-gles 5.15.17%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 258,992 kB
  • sloc: javascript: 512,415; cpp: 497,385; xml: 8,892; python: 3,304; ansic: 2,764; sh: 206; makefile: 46; php: 27
file content (25 lines) | stat: -rw-r--r-- 575 bytes parent folder | download | duplicates (11)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
// Copyright 2015 Microsoft Corporation. All rights reserved.
// This code is governed by the license found in the LICENSE file.

/*---
description: >
    Source is an object with length property and one item is deleted
    from the source
esid: sec-array.from
es6id: 22.1.2.1
---*/

var array = [2, 4, 0, 16];
var expectedArray = [2, 4, , 16];
var obj = {
  length: 4,
  0: 2,
  1: 4,
  2: 0,
  3: 16
};
delete obj[2];
var a = Array.from(obj);
for (var j = 0; j < expectedArray.length; j++) {
  assert.sameValue(a[j], expectedArray[j], "Elements mismatch at " + j + ".");
}