test_re
('abc', 'abc', 0, 'found', 'abc')
('abc', 'xbc', 1)
('abc', 'axc', 1)
('abc', 'abx', 1)
('abc', 'xabcy', 0, 'found', 'abc')
('abc', 'ababc', 0, 'found', 'abc')
('ab*c', 'abc', 0, 'found', 'abc')
('ab*bc', 'abc', 0, 'found', 'abc')
('ab*bc', 'abbc', 0, 'found', 'abbc')
('ab*bc', 'abbbbc', 0, 'found', 'abbbbc')
('ab+bc', 'abbc', 0, 'found', 'abbc')
('ab+bc', 'abc', 1)
('ab+bc', 'abq', 1)
('ab+bc', 'abbbbc', 0, 'found', 'abbbbc')
('ab?bc', 'abbc', 0, 'found', 'abbc')
('ab?bc', 'abc', 0, 'found', 'abc')
('ab?bc', 'abbbbc', 1)
('ab?c', 'abc', 0, 'found', 'abc')
('^abc$', 'abc', 0, 'found', 'abc')
('^abc$', 'abcc', 1)
('^abc', 'abcc', 0, 'found', 'abc')
('^abc$', 'aabc', 1)
('abc$', 'aabc', 0, 'found', 'abc')
('^', 'abc', 0, 'found+"-"', '-')
('$', 'abc', 0, 'found+"-"', '-')
('a.c', 'abc', 0, 'found', 'abc')
('a.c', 'axc', 0, 'found', 'axc')
('a.*c', 'axyzc', 0, 'found', 'axyzc')
('a.*c', 'axyzd', 1)
('a[bc]d', 'abc', 1)
('a[bc]d', 'abd', 0, 'found', 'abd')
('a[b-d]e', 'abd', 1)
('a[b-d]e', 'ace', 0, 'found', 'ace')
('a[b-d]', 'aac', 0, 'found', 'ac')
('a[-b]', 'a-', 0, 'found', 'a-')
('a[b-]', 'a-', 2)
('a[]b', '-', 2)
('a[', '-', 2)
('a\\', '-', 2)
('abc)', '-', 2)
('(abc', '-', 2)
('a]', 'a]', 0, 'found', 'a]')
('a[]]b', 'a]b', 0, 'found', 'a]b')
('a[^bc]d', 'aed', 0, 'found', 'aed')
('a[^bc]d', 'abd', 1)
('a[^-b]c', 'adc', 0, 'found', 'adc')
('a[^-b]c', 'a-c', 1)
('a[^]b]c', 'a]c', 1)
('a[^]b]c', 'adc', 0, 'found', 'adc')
('\\ba\\b', 'a-', 0, '"-"', '-')
('\\ba\\b', '-a', 0, '"-"', '-')
('\\ba\\b', '-a-', 0, '"-"', '-')
('\\by\\b', 'xy', 1)
('\\by\\b', 'yz', 1)
('\\by\\b', 'xyz', 1)
('ab|cd', 'abc', 0, 'found', 'ab')
('ab|cd', 'abcd', 0, 'found', 'ab')
('()ef', 'def', 0, 'found+"-"+g1', 'ef-')
=== Syntax error: ('()ef', 'def', 0, 'found+"-"+g1', 'ef-')
('$b', 'b', 1)
('a\\(b', 'a(b', 0, 'found+"-"+g1', 'a(b-None')
('a\\(*b', 'ab', 0, 'found', 'ab')
('a\\(*b', 'a((b', 0, 'found', 'a((b')
('a\\\\b', 'a\\b', 0, 'found', 'a\\b')
('((a))', 'abc', 0, 'found+"-"+g1+"-"+g2', 'a-a-a')
('(a)b(c)', 'abc', 0, 'found+"-"+g1+"-"+g2', 'abc-a-c')
('a+b+c', 'aabbabc', 0, 'found', 'abc')
('(a+|b)*', 'ab', 0, 'found+"-"+g1', 'ab-b')
('(a+|b)+', 'ab', 0, 'found+"-"+g1', 'ab-b')
('(a+|b)?', 'ab', 0, 'found+"-"+g1', 'a-a')
(')(', '-', 2)
('[^ab]*', 'cde', 0, 'found', 'cde')
('abc', '', 1)
('a*', '', 0, 'found', '')
('a|b|c|d|e', 'e', 0, 'found', 'e')
('(a|b|c|d|e)f', 'ef', 0, 'found+"-"+g1', 'ef-e')
('abcd*efg', 'abcdefg', 0, 'found', 'abcdefg')
('ab*', 'xabyabbbz', 0, 'found', 'ab')
('ab*', 'xayabbbz', 0, 'found', 'a')
('(ab|cd)e', 'abcde', 0, 'found+"-"+g1', 'cde-cd')
('[abhgefdc]ij', 'hij', 0, 'found', 'hij')
('^(ab|cd)e', 'abcde', 1, 'xg1y', 'xy')
('(abc|)ef', 'abcdef', 0, 'found+"-"+g1', 'ef-')
=== Syntax error: ('(abc|)ef', 'abcdef', 0, 'found+"-"+g1', 'ef-')
('(a|b)c*d', 'abcd', 0, 'found+"-"+g1', 'bcd-b')
('(ab|ab*)bc', 'abc', 0, 'found+"-"+g1', 'abc-a')
('a([bc]*)c*', 'abc', 0, 'found+"-"+g1', 'abc-bc')
('a([bc]*)(c*d)', 'abcd', 0, 'found+"-"+g1+"-"+g2', 'abcd-bc-d')
('a([bc]+)(c*d)', 'abcd', 0, 'found+"-"+g1+"-"+g2', 'abcd-bc-d')
('a([bc]*)(c+d)', 'abcd', 0, 'found+"-"+g1+"-"+g2', 'abcd-b-cd')
('a[bcd]*dcdcde', 'adcdcde', 0, 'found', 'adcdcde')
('a[bcd]+dcdcde', 'adcdcde', 1)
('(ab|a)b*c', 'abc', 0, 'found+"-"+g1', 'abc-ab')
('((a)(b)c)(d)', 'abcd', 0, 'g1+"-"+g2+"-"+g3+"-"+g4', 'abc-a-b-d')
('[a-zA-Z_][a-zA-Z0-9_]*', 'alpha', 0, 'found', 'alpha')
('^a(bc+|b[eh])g|.h$', 'abh', 0, 'found+"-"+g1', 'bh-None')
('(bc+d$|ef*g.|h?i(j|k))', 'effgz', 0, 'found+"-"+g1+"-"+g2', 'effgz-effgz-None')
('(bc+d$|ef*g.|h?i(j|k))', 'ij', 0, 'found+"-"+g1+"-"+g2', 'ij-ij-j')
('(bc+d$|ef*g.|h?i(j|k))', 'effg', 1)
('(bc+d$|ef*g.|h?i(j|k))', 'bcdd', 1)
('(bc+d$|ef*g.|h?i(j|k))', 'reffgz', 0, 'found+"-"+g1+"-"+g2', 'effgz-effgz-None')
('(((((((((a)))))))))', 'a', 0, 'found', 'a')
('multiple words of text', 'uh-uh', 1)
('multiple words', 'multiple words, yeah', 0, 'found', 'multiple words')
('(.*)c(.*)', 'abcde', 0, 'found+"-"+g1+"-"+g2', 'abcde-ab-de')
('\\((.*), (.*)\\)', '(a, b)', 0, 'g2+"-"+g1', 'b-a')
('[k]', 'ab', 1)
('a[-]?c', 'ac', 0, 'found', 'ac')
('(abc)\\1', 'abcabc', 0, 'g1', 'abc')
('([a-c]*)\\1', 'abcabc', 0, 'g1', 'abc')
('^(.+)?B', 'AB', 0, 'g1', 'A')
('(a+).\\1$', 'aaaaa', 0, 'found+"-"+g1', 'aaaaa-aa')
('^(a+).\\1$', 'aaaa', 1)
('(abc)\\1', 'abcabc', 0, 'found+"-"+g1', 'abcabc-abc')
('([a-c]+)\\1', 'abcabc', 0, 'found+"-"+g1', 'abcabc-abc')
('(a)\\1', 'aa', 0, 'found+"-"+g1', 'aa-a')
('(a+)\\1', 'aa', 0, 'found+"-"+g1', 'aa-a')
('(a+)+\\1', 'aa', 0, 'found+"-"+g1', 'aa-a')
('(a).+\\1', 'aba', 0, 'found+"-"+g1', 'aba-a')
('(a)ba*\\1', 'aba', 0, 'found+"-"+g1', 'aba-a')
('(aa|a)a\\1$', 'aaa', 0, 'found+"-"+g1', 'aaa-a')
('(a|aa)a\\1$', 'aaa', 0, 'found+"-"+g1', 'aaa-a')
('(a+)a\\1$', 'aaa', 0, 'found+"-"+g1', 'aaa-a')
('([abc]*)\\1', 'abcabc', 0, 'found+"-"+g1', 'abcabc-abc')
('(a)(b)c|ab', 'ab', 0, 'found+"-"+g1+"-"+g2', 'ab-None-None')
('(a)+x', 'aaax', 0, 'found+"-"+g1', 'aaax-a')
('([ac])+x', 'aacx', 0, 'found+"-"+g1', 'aacx-c')
('([^/]*/)*sub1/', 'd:msgs/tdir/sub1/trial/away.cpp', 0, 'found+"-"+g1', 'd:msgs/tdir/sub1/-tdir/')
('([^.]*)\\.([^:]*):[T ]+(.*)', 'track1.title:TBlah blah blah', 0, 'found+"-"+g1+"-"+g2+"-"+g3', 'track1.title:TBlah blah blah-track1-title-Blah blah blah')
('([^N]*N)+', 'abNNxyzN', 0, 'found+"-"+g1', 'abNNxyzN-xyzN')
('([^N]*N)+', 'abNNxyz', 0, 'found+"-"+g1', 'abNN-N')
('([abc]*)x', 'abcx', 0, 'found+"-"+g1', 'abcx-abc')
('([abc]*)x', 'abc', 1)
('([xyz]*)x', 'abcx', 0, 'found+"-"+g1', 'x-')
('(a)+b|aac', 'aac', 0, 'found+"-"+g1', 'aac-None')