regress-57572.js - mozsearch

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/* -*- 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/. */

/*

 * Date: 28 December 2000

 * SUMMARY: Testing regular expressions containing the ? character.

 * Arose from Bugzilla bug 57572: "RegExp with ? matches incorrectly"

 * See http://bugzilla.mozilla.org/show_bug.cgi?id=57572

*/

//-----------------------------------------------------------------------------

var i = 0;

var BUGNUMBER = 57572;

var summary = 'Testing regular expressions containing "?"';

var cnEmptyString = ''; var cnSingleSpace = ' ';

var status = '';

var statusmessages = new Array();

var pattern = '';

var patterns = new Array();

var string = '';

var strings = new Array();

var actualmatch = '';

var actualmatches = new Array();

var expectedmatch = '';

var expectedmatches = new Array();

status = inSection(1);

pattern = /(\S+)?(.*)/;

string = 'Test this';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'Test', ' this');  //single space in front of 'this'

addThis();

status = inSection(2);

pattern = /(\S+)? ?(.*)/;  //single space between the ? characters

string= 'Test this';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'Test', 'this');  //NO space in front of 'this'

addThis();

status = inSection(3);

pattern = /(\S+)?(.*)/;

string = 'Stupid phrase, with six - (short) words';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'Stupid', ' phrase, with six - (short) words');  //single space in front of 'phrase'

addThis();

status = inSection(4);

pattern = /(\S+)? ?(.*)/;  //single space between the ? characters

string = 'Stupid phrase, with six - (short) words';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'Stupid', 'phrase, with six - (short) words');  //NO space in front of 'phrase'

addThis();

// let's add an extra back-reference this time - three instead of two -

status = inSection(5);

pattern = /(\S+)?( ?)(.*)/;  //single space before second ? character

string = 'Stupid phrase, with six - (short) words';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'Stupid', cnSingleSpace, 'phrase, with six - (short) words');

addThis();

status = inSection(6);

pattern = /^(\S+)?( ?)(B+)$/;  //single space before second ? character

string = 'AAABBB';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'AAABB', cnEmptyString, 'B');

addThis();

status = inSection(7);

pattern = /(\S+)?(!?)(.*)/;

string = 'WOW !!! !!!';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'WOW', cnEmptyString, ' !!! !!!');

addThis();

status = inSection(8);

pattern = /(.+)?(!?)(!+)/;

string = 'WOW !!! !!!';

actualmatch = string.match(pattern);

expectedmatch = Array(string, 'WOW !!! !!', cnEmptyString, '!');

addThis();

//-----------------------------------------------------------------------------

test();

//-----------------------------------------------------------------------------

function addThis()

  statusmessages[i] = status;

  patterns[i] = pattern;

  strings[i] = string;

  actualmatches[i] = actualmatch;

  expectedmatches[i] = expectedmatch;

  i++;

function test()

  printBugNumber(BUGNUMBER);

  printStatus (summary);

  testRegExp(statusmessages, patterns, strings, actualmatches, expectedmatches);