summaryrefslogtreecommitdiffstats
path: root/js/src/tests/test262/built-ins/Array/prototype/reverse/S15.4.4.8_A4_T2.js
blob: f71c23a26276ee5749cb2c9cd43c607de24bdae4 (plain)
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
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: "[[Get]], [[Delete]] from not an inherited property"
esid: sec-array.prototype.reverse
description: >
    [[Prototype]] of Array instance is Array.prototype, [[Prototype]
    of Array.prototype is Object.prototype
---*/

Array.prototype[1] = -1;
var x = [0, 1];
x.length = 2;
x.reverse();

if (x[0] !== 1) {
  throw new Test262Error('#1: Array.prototype[1] = -1; x = [0,1]; x.length = 2; x.reverse(); x[0] === 1. Actual: ' + (x[0]));
}

if (x[1] !== 0) {
  throw new Test262Error('#2: Array.prototype[1] = -1; x = [0,1]; x.length = 2; x.reverse(); x[1] === 0. Actual: ' + (x[1]));
}

x.length = 0;

if (x[0] !== undefined) {
  throw new Test262Error('#3: Array.prototype[1] = -1; x = [0,1]; x.length = 2; x.reverse(); x.length = 0; x[0] === undefined. Actual: ' + (x[0]));
}

if (x[1] !== -1) {
  throw new Test262Error('#4: Array.prototype[1] = -1; x = [0,1]; x.length = 2; x.reverse(); x.length = 0; x[1] === -1. Actual: ' + (x[1]));
}

Object.prototype[1] = -1;
Object.prototype.length = 2;
Object.prototype.reverse = Array.prototype.reverse;
x = {
  0: 0,
  1: 1
};
x.reverse();

if (x[0] !== 1) {
  throw new Test262Error('#5: Object.prototype[1] = -1; Object.prototype.length = 2; Object.prototype.reverse = Array.prototype.reverse; x = {0:0,1:1}; x.reverse(); x[0] === 0. Actual: ' + (x[0]));
}

if (x[1] !== 0) {
  throw new Test262Error('#6: Object.prototype[1] = -1; Object.prototype.length = 2; Object.prototype.reverse = Array.prototype.reverse; x = {0:0,1:1}; x.reverse(); x[1] === 0. Actual: ' + (x[1]));
}

delete x[0];
delete x[1];

if (x[0] !== undefined) {
  throw new Test262Error('#7: Object.prototype[1] = -1; Object.prototype.length = 2; Object.prototype.reverse = Array.prototype.reverse; x = {0:0,1:1}; x.reverse(); delete x[0]; delete x[1]; x[0] === undefined. Actual: ' + (x[0]));
}

if (x[1] !== -1) {
  throw new Test262Error('#8: Object.prototype[1] = -1; Object.prototype.length = 2; Object.prototype.reverse = Array.prototype.reverse; x = {0:0,1:1}; x.reverse(); delete x[0]; delete x[1]; x[1] === -1. Actual: ' + (x[1]));
}

reportCompare(0, 0);