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41 * Date: 31 January 2003
42 * SUMMARY: Testing regular expressions of form /(x|y){n,}/
44 * See http://bugzilla.mozilla.org/show_bug.cgi?id=191479
47 //-----------------------------------------------------------------------------
48 var gTestfile = 'regress-191479.js';
50 var BUGNUMBER = 191479;
51 var summary = 'Testing regular expressions of form /(x|y){n,}/';
53 var statusmessages = new Array();
55 var patterns = new Array();
57 var strings = new Array();
59 var actualmatches = new Array();
60 var expectedmatch = '';
61 var expectedmatches = new Array();
64 status = inSection(1);
66 pattern = /(\d|\d\s){2,}/;
67 actualmatch = string.match(pattern);
68 expectedmatch = Array('12', '2');
71 status = inSection(2);
73 pattern = /(\d|\d\s){4,}/;
74 actualmatch = string.match(pattern);
75 expectedmatch = Array(string, '5');
78 status = inSection(3);
80 pattern = /(\d|\d\s)+/;
81 actualmatch = string.match(pattern);
82 expectedmatch = Array('12', '2');
85 status = inSection(4);
87 pattern = /(\d\s?){4,}/;
88 actualmatch = string.match(pattern);
89 expectedmatch = Array(string, '5');
93 * Let's reverse the operands in Sections 1-3 above -
95 status = inSection(5);
97 pattern = /(\d\s|\d){2,}/;
98 actualmatch = string.match(pattern);
99 expectedmatch = Array(string, '5');
102 status = inSection(6);
104 pattern = /(\d\s|\d){4,}/;
105 actualmatch = string.match(pattern);
106 expectedmatch = Array(string, '5');
109 status = inSection(7);
111 pattern = /(\d\s|\d)+/;
112 actualmatch = string.match(pattern);
113 expectedmatch = Array(string, '5');
118 * Let's take all 7 sections above and make each quantifer non-greedy.
120 * This is done by appending ? to it. It doesn't change the meaning of
121 * the quantifier, but makes it non-greedy, which affects the results -
123 status = inSection(8);
125 pattern = /(\d|\d\s){2,}?/;
126 actualmatch = string.match(pattern);
127 expectedmatch = Array('12', '2');
130 status = inSection(9);
132 pattern = /(\d|\d\s){4,}?/;
133 actualmatch = string.match(pattern);
134 expectedmatch = Array('12 3 4', '4');
137 status = inSection(10);
139 pattern = /(\d|\d\s)+?/;
140 actualmatch = string.match(pattern);
141 expectedmatch = Array('1', '1');
144 status = inSection(11);
146 pattern = /(\d\s?){4,}?/;
147 actualmatch = string.match(pattern);
148 expectedmatch = Array('12 3 4', '4');
151 status = inSection(12);
153 pattern = /(\d\s|\d){2,}?/;
154 actualmatch = string.match(pattern);
155 expectedmatch = Array('12 ', '2 ');
158 status = inSection(13);
160 pattern = /(\d\s|\d){4,}?/;
161 actualmatch = string.match(pattern);
162 expectedmatch = Array('12 3 4', '4');
165 status = inSection(14);
167 pattern = /(\d\s|\d)+?/;
168 actualmatch = string.match(pattern);
169 expectedmatch = Array('1', '1');
174 //-----------------------------------------------------------------------------
176 //-----------------------------------------------------------------------------
182 statusmessages[i] = status;
183 patterns[i] = pattern;
185 actualmatches[i] = actualmatch;
186 expectedmatches[i] = expectedmatch;
194 printBugNumber(BUGNUMBER);
195 printStatus (summary);
196 testRegExp(statusmessages, patterns, strings, actualmatches, expectedmatches);