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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//-----------------------------------------------------------------------------
var BUGNUMBER = 371932;
var summary = 'ES4 Regular Expression /y flag';
var actual = '';
var expect = '';
print('See http://developer.mozilla.org/es4/proposals/extend_regexps.html#y_flag');
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function test()
{
printBugNumber(BUGNUMBER);
printStatus (summary);
var c;
var s = '123456';
print('Test global flag.');
var g = /(1)/g;
expect = 'captures: 1,1; RegExp.leftContext: ""; RegExp.rightContext: "234561"';
actual = 'captures: ' + g.exec('1234561') +
'; RegExp.leftContext: "' + RegExp.leftContext +
'"; RegExp.rightContext: "' + RegExp.rightContext + '"';
reportCompare(expect, actual, summary + ' - /(1)/g.exec("1234561") first call');
expect = 'captures: 1,1; RegExp.leftContext: "123456"; RegExp.rightContext: ""';
actual = 'captures: ' + g.exec('1234561') +
'; RegExp.leftContext: "' + RegExp.leftContext +
'"; RegExp.rightContext: "' + RegExp.rightContext + '"';
reportCompare(expect, actual, summary + ' - /(1)/g.exec("1234561") second call');
var y = /(1)/y;
print('Test sticky flag.');
/*
* calls to reportCompare invoke regular expression matches which interfere
* with the test of the sticky flag. Collect expect and actual values prior
* to calling reportCompare. Note setting y = /(1)/y resets the lastIndex etc.
*/
var y = /(1)/y;
var expect4 = 'captures: 1,1; RegExp.leftContext: ""; RegExp.rightContext: "234561"';
var actual4 = 'captures: ' + y.exec('1234561') +
'; RegExp.leftContext: "' + RegExp.leftContext +
'"; RegExp.rightContext: "' + RegExp.rightContext + '"';
var expect5 = 'captures: null; RegExp.leftContext: ""; RegExp.rightContext: "234561"';
var actual5 = 'captures: ' + y.exec('1234561') +
'; RegExp.leftContext: "' + RegExp.leftContext +
'"; RegExp.rightContext: "' + RegExp.rightContext + '"';
reportCompare(expect4, actual4, summary + ' - /(1)/y.exec("1234561") first call');
reportCompare(expect5, actual5, summary + ' - /(1)/y.exec("1234561") second call');
var y = /(1)/y;
reportCompare(expect5, actual5, summary);
y = /(1)/y;
var expect6 = 'captures: 1,1; RegExp.leftContext: ""; RegExp.rightContext: "123456"';
var actual6 = 'captures: ' + y.exec('1123456') +
'; RegExp.leftContext: "' + RegExp.leftContext +
'"; RegExp.rightContext: "' + RegExp.rightContext + '"';
var expect7 = 'captures: 1,1; RegExp.leftContext: "1"; RegExp.rightContext: "23456"';
var actual7 = 'captures: ' + y.exec('1123456') +
'; RegExp.leftContext: "' + RegExp.leftContext +
'"; RegExp.rightContext: "' + RegExp.rightContext + '"';
reportCompare(expect6, actual6, summary + ' - /(1)/y.exec("1123456") first call');
reportCompare(expect7, actual7, summary + ' - /(1)/y.exec("1123456") second call');
var y = /(1)/y;
reportCompare(expect, actual, summary);
}
|
