How to use syntax_error method in fMBT

Best Python code snippet using fMBT_python
re_tests.py
Source:re_tests.py
1#!/usr/bin/env python2# -*- mode: python -*-3# Re test suite and benchmark suite v1.54# The 3 possible outcomes for each pattern5[SUCCEED, FAIL, SYNTAX_ERROR] = range(3)6# Benchmark suite (needs expansion)7#8# The benchmark suite does not test correctness, just speed.  The9# first element of each tuple is the regex pattern; the second is a10# string to match it against.  The benchmarking code will embed the11# second string inside several sizes of padding, to test how regex12# matching performs on large strings.13benchmarks = [14    # test common prefix15    ('Python|Perl', 'Perl'),    # Alternation16    ('(Python|Perl)', 'Perl'),  # Grouped alternation17    ('Python|Perl|Tcl', 'Perl'),        # Alternation18    ('(Python|Perl|Tcl)', 'Perl'),      # Grouped alternation19    ('(Python)\\1', 'PythonPython'),    # Backreference20    ('([0a-z][a-z0-9]*,)+', 'a5,b7,c9,'), # Disable the fastmap optimization21    ('([a-z][a-z0-9]*,)+', 'a5,b7,c9,'), # A few sets22    ('Python', 'Python'),               # Simple text literal23    ('.*Python', 'Python'),             # Bad text literal24    ('.*Python.*', 'Python'),           # Worse text literal25    ('.*(Python)', 'Python'),           # Bad text literal with grouping26]27# Test suite (for verifying correctness)28#29# The test suite is a list of 5- or 3-tuples.  The 5 parts of a30# complete tuple are:31# element 0: a string containing the pattern32#         1: the string to match against the pattern33#         2: the expected result (SUCCEED, FAIL, SYNTAX_ERROR)34#         3: a string that will be eval()'ed to produce a test string.35#            This is an arbitrary Python expression; the available36#            variables are "found" (the whole match), and "g1", "g2", ...37#            up to "g99" contain the contents of each group, or the38#            string 'None' if the group wasn't given a value, or the39#            string 'Error' if the group index was out of range;40#            also "groups", the return value of m.group() (a tuple).41#         4: The expected result of evaluating the expression.42#            If the two don't match, an error is reported.43#44# If the regex isn't expected to work, the latter two elements can be omitted.45tests = [46    # Test ?P< and ?P= extensions47    ('(?P<foo_123', '', SYNTAX_ERROR),      # Unterminated group identifier48    ('(?P<1>a)', '', SYNTAX_ERROR),         # Begins with a digit49    ('(?P<!>a)', '', SYNTAX_ERROR),         # Begins with an illegal char50    ('(?P<foo!>a)', '', SYNTAX_ERROR),      # Begins with an illegal char51    # Same tests, for the ?P= form52    ('(?P<foo_123>a)(?P=foo_123', 'aa', SYNTAX_ERROR),53    ('(?P<foo_123>a)(?P=1)', 'aa', SYNTAX_ERROR),54    ('(?P<foo_123>a)(?P=!)', 'aa', SYNTAX_ERROR),55    ('(?P<foo_123>a)(?P=foo_124', 'aa', SYNTAX_ERROR),  # Backref to undefined group56    ('(?P<foo_123>a)', 'a', SUCCEED, 'g1', 'a'),57    ('(?P<foo_123>a)(?P=foo_123)', 'aa', SUCCEED, 'g1', 'a'),58    # Test octal escapes59    ('\\1', 'a', SYNTAX_ERROR),    # Backreference60    ('[\\1]', '\1', SUCCEED, 'found', '\1'),  # Character61    ('\\09', chr(0) + '9', SUCCEED, 'found', chr(0) + '9'),62    ('\\141', 'a', SUCCEED, 'found', 'a'),63    ('(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)(l)\\119', 'abcdefghijklk9', SUCCEED, 'found+"-"+g11', 'abcdefghijklk9-k'),64    # Test \0 is handled everywhere65    (r'\0', '\0', SUCCEED, 'found', '\0'),66    (r'[\0a]', '\0', SUCCEED, 'found', '\0'),67    (r'[a\0]', '\0', SUCCEED, 'found', '\0'),68    (r'[^a\0]', '\0', FAIL),69    # Test various letter escapes70    (r'\a[\b]\f\n\r\t\v', '\a\b\f\n\r\t\v', SUCCEED, 'found', '\a\b\f\n\r\t\v'),71    (r'[\a][\b][\f][\n][\r][\t][\v]', '\a\b\f\n\r\t\v', SUCCEED, 'found', '\a\b\f\n\r\t\v'),72    # NOTE: not an error under PCRE/PRE:73    # (r'\u', '', SYNTAX_ERROR),    # A Perl escape74    (r'\c\e\g\h\i\j\k\m\o\p\q\y\z', 'ceghijkmopqyz', SUCCEED, 'found', 'ceghijkmopqyz'),75    (r'\xff', '\377', SUCCEED, 'found', chr(255)),76    # new \x semantics77    (r'\x00ffffffffffffff', '\377', FAIL, 'found', chr(255)),78    (r'\x00f', '\017', FAIL, 'found', chr(15)),79    (r'\x00fe', '\376', FAIL, 'found', chr(254)),80    # (r'\x00ffffffffffffff', '\377', SUCCEED, 'found', chr(255)),81    # (r'\x00f', '\017', SUCCEED, 'found', chr(15)),82    # (r'\x00fe', '\376', SUCCEED, 'found', chr(254)),83    (r"^\w+=(\\[\000-\277]|[^\n\\])*", "SRC=eval.c g.c blah blah blah \\\\\n\tapes.c",84     SUCCEED, 'found', "SRC=eval.c g.c blah blah blah \\\\"),85    # Test that . only matches \n in DOTALL mode86    ('a.b', 'acb', SUCCEED, 'found', 'acb'),87    ('a.b', 'a\nb', FAIL),88    ('a.*b', 'acc\nccb', FAIL),89    ('a.{4,5}b', 'acc\nccb', FAIL),90    ('a.b', 'a\rb', SUCCEED, 'found', 'a\rb'),91    ('a.b(?s)', 'a\nb', SUCCEED, 'found', 'a\nb'),92    ('a.*(?s)b', 'acc\nccb', SUCCEED, 'found', 'acc\nccb'),93    ('(?s)a.{4,5}b', 'acc\nccb', SUCCEED, 'found', 'acc\nccb'),94    ('(?s)a.b', 'a\nb', SUCCEED, 'found', 'a\nb'),95    (')', '', SYNTAX_ERROR),           # Unmatched right bracket96    ('', '', SUCCEED, 'found', ''),    # Empty pattern97    ('abc', 'abc', SUCCEED, 'found', 'abc'),98    ('abc', 'xbc', FAIL),99    ('abc', 'axc', FAIL),100    ('abc', 'abx', FAIL),101    ('abc', 'xabcy', SUCCEED, 'found', 'abc'),102    ('abc', 'ababc', SUCCEED, 'found', 'abc'),103    ('ab*c', 'abc', SUCCEED, 'found', 'abc'),104    ('ab*bc', 'abc', SUCCEED, 'found', 'abc'),105    ('ab*bc', 'abbc', SUCCEED, 'found', 'abbc'),106    ('ab*bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),107    ('ab+bc', 'abbc', SUCCEED, 'found', 'abbc'),108    ('ab+bc', 'abc', FAIL),109    ('ab+bc', 'abq', FAIL),110    ('ab+bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),111    ('ab?bc', 'abbc', SUCCEED, 'found', 'abbc'),112    ('ab?bc', 'abc', SUCCEED, 'found', 'abc'),113    ('ab?bc', 'abbbbc', FAIL),114    ('ab?c', 'abc', SUCCEED, 'found', 'abc'),115    ('^abc$', 'abc', SUCCEED, 'found', 'abc'),116    ('^abc$', 'abcc', FAIL),117    ('^abc', 'abcc', SUCCEED, 'found', 'abc'),118    ('^abc$', 'aabc', FAIL),119    ('abc$', 'aabc', SUCCEED, 'found', 'abc'),120    ('^', 'abc', SUCCEED, 'found+"-"', '-'),121    ('$', 'abc', SUCCEED, 'found+"-"', '-'),122    ('a.c', 'abc', SUCCEED, 'found', 'abc'),123    ('a.c', 'axc', SUCCEED, 'found', 'axc'),124    ('a.*c', 'axyzc', SUCCEED, 'found', 'axyzc'),125    ('a.*c', 'axyzd', FAIL),126    ('a[bc]d', 'abc', FAIL),127    ('a[bc]d', 'abd', SUCCEED, 'found', 'abd'),128    ('a[b-d]e', 'abd', FAIL),129    ('a[b-d]e', 'ace', SUCCEED, 'found', 'ace'),130    ('a[b-d]', 'aac', SUCCEED, 'found', 'ac'),131    ('a[-b]', 'a-', SUCCEED, 'found', 'a-'),132    ('a[\\-b]', 'a-', SUCCEED, 'found', 'a-'),133    # NOTE: not an error under PCRE/PRE:134    # ('a[b-]', 'a-', SYNTAX_ERROR),135    ('a[]b', '-', SYNTAX_ERROR),136    ('a[', '-', SYNTAX_ERROR),137    ('a\\', '-', SYNTAX_ERROR),138    ('abc)', '-', SYNTAX_ERROR),139    ('(abc', '-', SYNTAX_ERROR),140    ('a]', 'a]', SUCCEED, 'found', 'a]'),141    ('a[]]b', 'a]b', SUCCEED, 'found', 'a]b'),142    ('a[\]]b', 'a]b', SUCCEED, 'found', 'a]b'),143    ('a[^bc]d', 'aed', SUCCEED, 'found', 'aed'),144    ('a[^bc]d', 'abd', FAIL),145    ('a[^-b]c', 'adc', SUCCEED, 'found', 'adc'),146    ('a[^-b]c', 'a-c', FAIL),147    ('a[^]b]c', 'a]c', FAIL),148    ('a[^]b]c', 'adc', SUCCEED, 'found', 'adc'),149    ('\\ba\\b', 'a-', SUCCEED, '"-"', '-'),150    ('\\ba\\b', '-a', SUCCEED, '"-"', '-'),151    ('\\ba\\b', '-a-', SUCCEED, '"-"', '-'),152    ('\\by\\b', 'xy', FAIL),153    ('\\by\\b', 'yz', FAIL),154    ('\\by\\b', 'xyz', FAIL),155    ('x\\b', 'xyz', FAIL),156    ('x\\B', 'xyz', SUCCEED, '"-"', '-'),157    ('\\Bz', 'xyz', SUCCEED, '"-"', '-'),158    ('z\\B', 'xyz', FAIL),159    ('\\Bx', 'xyz', FAIL),160    ('\\Ba\\B', 'a-', FAIL, '"-"', '-'),161    ('\\Ba\\B', '-a', FAIL, '"-"', '-'),162    ('\\Ba\\B', '-a-', FAIL, '"-"', '-'),163    ('\\By\\B', 'xy', FAIL),164    ('\\By\\B', 'yz', FAIL),165    ('\\By\\b', 'xy', SUCCEED, '"-"', '-'),166    ('\\by\\B', 'yz', SUCCEED, '"-"', '-'),167    ('\\By\\B', 'xyz', SUCCEED, '"-"', '-'),168    ('ab|cd', 'abc', SUCCEED, 'found', 'ab'),169    ('ab|cd', 'abcd', SUCCEED, 'found', 'ab'),170    ('()ef', 'def', SUCCEED, 'found+"-"+g1', 'ef-'),171    ('$b', 'b', FAIL),172    ('a\\(b', 'a(b', SUCCEED, 'found+"-"+g1', 'a(b-Error'),173    ('a\\(*b', 'ab', SUCCEED, 'found', 'ab'),174    ('a\\(*b', 'a((b', SUCCEED, 'found', 'a((b'),175    ('a\\\\b', 'a\\b', SUCCEED, 'found', 'a\\b'),176    ('((a))', 'abc', SUCCEED, 'found+"-"+g1+"-"+g2', 'a-a-a'),177    ('(a)b(c)', 'abc', SUCCEED, 'found+"-"+g1+"-"+g2', 'abc-a-c'),178    ('a+b+c', 'aabbabc', SUCCEED, 'found', 'abc'),179    ('(a+|b)*', 'ab', SUCCEED, 'found+"-"+g1', 'ab-b'),180    ('(a+|b)+', 'ab', SUCCEED, 'found+"-"+g1', 'ab-b'),181    ('(a+|b)?', 'ab', SUCCEED, 'found+"-"+g1', 'a-a'),182    (')(', '-', SYNTAX_ERROR),183    ('[^ab]*', 'cde', SUCCEED, 'found', 'cde'),184    ('abc', '', FAIL),185    ('a*', '', SUCCEED, 'found', ''),186    ('a|b|c|d|e', 'e', SUCCEED, 'found', 'e'),187    ('(a|b|c|d|e)f', 'ef', SUCCEED, 'found+"-"+g1', 'ef-e'),188    ('abcd*efg', 'abcdefg', SUCCEED, 'found', 'abcdefg'),189    ('ab*', 'xabyabbbz', SUCCEED, 'found', 'ab'),190    ('ab*', 'xayabbbz', SUCCEED, 'found', 'a'),191    ('(ab|cd)e', 'abcde', SUCCEED, 'found+"-"+g1', 'cde-cd'),192    ('[abhgefdc]ij', 'hij', SUCCEED, 'found', 'hij'),193    ('^(ab|cd)e', 'abcde', FAIL, 'xg1y', 'xy'),194    ('(abc|)ef', 'abcdef', SUCCEED, 'found+"-"+g1', 'ef-'),195    ('(a|b)c*d', 'abcd', SUCCEED, 'found+"-"+g1', 'bcd-b'),196    ('(ab|ab*)bc', 'abc', SUCCEED, 'found+"-"+g1', 'abc-a'),197    ('a([bc]*)c*', 'abc', SUCCEED, 'found+"-"+g1', 'abc-bc'),198    ('a([bc]*)(c*d)', 'abcd', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcd-bc-d'),199    ('a([bc]+)(c*d)', 'abcd', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcd-bc-d'),200    ('a([bc]*)(c+d)', 'abcd', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcd-b-cd'),201    ('a[bcd]*dcdcde', 'adcdcde', SUCCEED, 'found', 'adcdcde'),202    ('a[bcd]+dcdcde', 'adcdcde', FAIL),203    ('(ab|a)b*c', 'abc', SUCCEED, 'found+"-"+g1', 'abc-ab'),204    ('((a)(b)c)(d)', 'abcd', SUCCEED, 'g1+"-"+g2+"-"+g3+"-"+g4', 'abc-a-b-d'),205    ('[a-zA-Z_][a-zA-Z0-9_]*', 'alpha', SUCCEED, 'found', 'alpha'),206    ('^a(bc+|b[eh])g|.h$', 'abh', SUCCEED, 'found+"-"+g1', 'bh-None'),207    ('(bc+d$|ef*g.|h?i(j|k))', 'effgz', SUCCEED, 'found+"-"+g1+"-"+g2', 'effgz-effgz-None'),208    ('(bc+d$|ef*g.|h?i(j|k))', 'ij', SUCCEED, 'found+"-"+g1+"-"+g2', 'ij-ij-j'),209    ('(bc+d$|ef*g.|h?i(j|k))', 'effg', FAIL),210    ('(bc+d$|ef*g.|h?i(j|k))', 'bcdd', FAIL),211    ('(bc+d$|ef*g.|h?i(j|k))', 'reffgz', SUCCEED, 'found+"-"+g1+"-"+g2', 'effgz-effgz-None'),212    ('(((((((((a)))))))))', 'a', SUCCEED, 'found', 'a'),213    ('multiple words of text', 'uh-uh', FAIL),214    ('multiple words', 'multiple words, yeah', SUCCEED, 'found', 'multiple words'),215    ('(.*)c(.*)', 'abcde', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcde-ab-de'),216    ('\\((.*), (.*)\\)', '(a, b)', SUCCEED, 'g2+"-"+g1', 'b-a'),217    ('[k]', 'ab', FAIL),218    ('a[-]?c', 'ac', SUCCEED, 'found', 'ac'),219    ('(abc)\\1', 'abcabc', SUCCEED, 'g1', 'abc'),220    ('([a-c]*)\\1', 'abcabc', SUCCEED, 'g1', 'abc'),221    ('^(.+)?B', 'AB', SUCCEED, 'g1', 'A'),222    ('(a+).\\1$', 'aaaaa', SUCCEED, 'found+"-"+g1', 'aaaaa-aa'),223    ('^(a+).\\1$', 'aaaa', FAIL),224    ('(abc)\\1', 'abcabc', SUCCEED, 'found+"-"+g1', 'abcabc-abc'),225    ('([a-c]+)\\1', 'abcabc', SUCCEED, 'found+"-"+g1', 'abcabc-abc'),226    ('(a)\\1', 'aa', SUCCEED, 'found+"-"+g1', 'aa-a'),227    ('(a+)\\1', 'aa', SUCCEED, 'found+"-"+g1', 'aa-a'),228    ('(a+)+\\1', 'aa', SUCCEED, 'found+"-"+g1', 'aa-a'),229    ('(a).+\\1', 'aba', SUCCEED, 'found+"-"+g1', 'aba-a'),230    ('(a)ba*\\1', 'aba', SUCCEED, 'found+"-"+g1', 'aba-a'),231    ('(aa|a)a\\1$', 'aaa', SUCCEED, 'found+"-"+g1', 'aaa-a'),232    ('(a|aa)a\\1$', 'aaa', SUCCEED, 'found+"-"+g1', 'aaa-a'),233    ('(a+)a\\1$', 'aaa', SUCCEED, 'found+"-"+g1', 'aaa-a'),234    ('([abc]*)\\1', 'abcabc', SUCCEED, 'found+"-"+g1', 'abcabc-abc'),235    ('(a)(b)c|ab', 'ab', SUCCEED, 'found+"-"+g1+"-"+g2', 'ab-None-None'),236    ('(a)+x', 'aaax', SUCCEED, 'found+"-"+g1', 'aaax-a'),237    ('([ac])+x', 'aacx', SUCCEED, 'found+"-"+g1', 'aacx-c'),238    ('([^/]*/)*sub1/', 'd:msgs/tdir/sub1/trial/away.cpp', SUCCEED, 'found+"-"+g1', 'd:msgs/tdir/sub1/-tdir/'),239    ('([^.]*)\\.([^:]*):[T ]+(.*)', 'track1.title:TBlah blah blah', SUCCEED, 'found+"-"+g1+"-"+g2+"-"+g3', 'track1.title:TBlah blah blah-track1-title-Blah blah blah'),240    ('([^N]*N)+', 'abNNxyzN', SUCCEED, 'found+"-"+g1', 'abNNxyzN-xyzN'),241    ('([^N]*N)+', 'abNNxyz', SUCCEED, 'found+"-"+g1', 'abNN-N'),242    ('([abc]*)x', 'abcx', SUCCEED, 'found+"-"+g1', 'abcx-abc'),243    ('([abc]*)x', 'abc', FAIL),244    ('([xyz]*)x', 'abcx', SUCCEED, 'found+"-"+g1', 'x-'),245    ('(a)+b|aac', 'aac', SUCCEED, 'found+"-"+g1', 'aac-None'),246    # Test symbolic groups247    ('(?P<i d>aaa)a', 'aaaa', SYNTAX_ERROR),248    ('(?P<id>aaa)a', 'aaaa', SUCCEED, 'found+"-"+id', 'aaaa-aaa'),249    ('(?P<id>aa)(?P=id)', 'aaaa', SUCCEED, 'found+"-"+id', 'aaaa-aa'),250    ('(?P<id>aa)(?P=xd)', 'aaaa', SYNTAX_ERROR),251    # Test octal escapes/memory references252    ('\\1', 'a', SYNTAX_ERROR),253    ('\\09', chr(0) + '9', SUCCEED, 'found', chr(0) + '9'),254    ('\\141', 'a', SUCCEED, 'found', 'a'),255    ('(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)(l)\\119', 'abcdefghijklk9', SUCCEED, 'found+"-"+g11', 'abcdefghijklk9-k'),256    # All tests from Perl257    ('abc', 'abc', SUCCEED, 'found', 'abc'),258    ('abc', 'xbc', FAIL),259    ('abc', 'axc', FAIL),260    ('abc', 'abx', FAIL),261    ('abc', 'xabcy', SUCCEED, 'found', 'abc'),262    ('abc', 'ababc', SUCCEED, 'found', 'abc'),263    ('ab*c', 'abc', SUCCEED, 'found', 'abc'),264    ('ab*bc', 'abc', SUCCEED, 'found', 'abc'),265    ('ab*bc', 'abbc', SUCCEED, 'found', 'abbc'),266    ('ab*bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),267    ('ab{0,}bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),268    ('ab+bc', 'abbc', SUCCEED, 'found', 'abbc'),269    ('ab+bc', 'abc', FAIL),270    ('ab+bc', 'abq', FAIL),271    ('ab{1,}bc', 'abq', FAIL),272    ('ab+bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),273    ('ab{1,}bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),274    ('ab{1,3}bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),275    ('ab{3,4}bc', 'abbbbc', SUCCEED, 'found', 'abbbbc'),276    ('ab{4,5}bc', 'abbbbc', FAIL),277    ('ab?bc', 'abbc', SUCCEED, 'found', 'abbc'),278    ('ab?bc', 'abc', SUCCEED, 'found', 'abc'),279    ('ab{0,1}bc', 'abc', SUCCEED, 'found', 'abc'),280    ('ab?bc', 'abbbbc', FAIL),281    ('ab?c', 'abc', SUCCEED, 'found', 'abc'),282    ('ab{0,1}c', 'abc', SUCCEED, 'found', 'abc'),283    ('^abc$', 'abc', SUCCEED, 'found', 'abc'),284    ('^abc$', 'abcc', FAIL),285    ('^abc', 'abcc', SUCCEED, 'found', 'abc'),286    ('^abc$', 'aabc', FAIL),287    ('abc$', 'aabc', SUCCEED, 'found', 'abc'),288    ('^', 'abc', SUCCEED, 'found', ''),289    ('$', 'abc', SUCCEED, 'found', ''),290    ('a.c', 'abc', SUCCEED, 'found', 'abc'),291    ('a.c', 'axc', SUCCEED, 'found', 'axc'),292    ('a.*c', 'axyzc', SUCCEED, 'found', 'axyzc'),293    ('a.*c', 'axyzd', FAIL),294    ('a[bc]d', 'abc', FAIL),295    ('a[bc]d', 'abd', SUCCEED, 'found', 'abd'),296    ('a[b-d]e', 'abd', FAIL),297    ('a[b-d]e', 'ace', SUCCEED, 'found', 'ace'),298    ('a[b-d]', 'aac', SUCCEED, 'found', 'ac'),299    ('a[-b]', 'a-', SUCCEED, 'found', 'a-'),300    ('a[b-]', 'a-', SUCCEED, 'found', 'a-'),301    ('a[b-a]', '-', SYNTAX_ERROR),302    ('a[]b', '-', SYNTAX_ERROR),303    ('a[', '-', SYNTAX_ERROR),304    ('a]', 'a]', SUCCEED, 'found', 'a]'),305    ('a[]]b', 'a]b', SUCCEED, 'found', 'a]b'),306    ('a[^bc]d', 'aed', SUCCEED, 'found', 'aed'),307    ('a[^bc]d', 'abd', FAIL),308    ('a[^-b]c', 'adc', SUCCEED, 'found', 'adc'),309    ('a[^-b]c', 'a-c', FAIL),310    ('a[^]b]c', 'a]c', FAIL),311    ('a[^]b]c', 'adc', SUCCEED, 'found', 'adc'),312    ('ab|cd', 'abc', SUCCEED, 'found', 'ab'),313    ('ab|cd', 'abcd', SUCCEED, 'found', 'ab'),314    ('()ef', 'def', SUCCEED, 'found+"-"+g1', 'ef-'),315    ('*a', '-', SYNTAX_ERROR),316    ('(*)b', '-', SYNTAX_ERROR),317    ('$b', 'b', FAIL),318    ('a\\', '-', SYNTAX_ERROR),319    ('a\\(b', 'a(b', SUCCEED, 'found+"-"+g1', 'a(b-Error'),320    ('a\\(*b', 'ab', SUCCEED, 'found', 'ab'),321    ('a\\(*b', 'a((b', SUCCEED, 'found', 'a((b'),322    ('a\\\\b', 'a\\b', SUCCEED, 'found', 'a\\b'),323    ('abc)', '-', SYNTAX_ERROR),324    ('(abc', '-', SYNTAX_ERROR),325    ('((a))', 'abc', SUCCEED, 'found+"-"+g1+"-"+g2', 'a-a-a'),326    ('(a)b(c)', 'abc', SUCCEED, 'found+"-"+g1+"-"+g2', 'abc-a-c'),327    ('a+b+c', 'aabbabc', SUCCEED, 'found', 'abc'),328    ('a{1,}b{1,}c', 'aabbabc', SUCCEED, 'found', 'abc'),329    ('a**', '-', SYNTAX_ERROR),330    ('a.+?c', 'abcabc', SUCCEED, 'found', 'abc'),331    ('(a+|b)*', 'ab', SUCCEED, 'found+"-"+g1', 'ab-b'),332    ('(a+|b){0,}', 'ab', SUCCEED, 'found+"-"+g1', 'ab-b'),333    ('(a+|b)+', 'ab', SUCCEED, 'found+"-"+g1', 'ab-b'),334    ('(a+|b){1,}', 'ab', SUCCEED, 'found+"-"+g1', 'ab-b'),335    ('(a+|b)?', 'ab', SUCCEED, 'found+"-"+g1', 'a-a'),336    ('(a+|b){0,1}', 'ab', SUCCEED, 'found+"-"+g1', 'a-a'),337    (')(', '-', SYNTAX_ERROR),338    ('[^ab]*', 'cde', SUCCEED, 'found', 'cde'),339    ('abc', '', FAIL),340    ('a*', '', SUCCEED, 'found', ''),341    ('([abc])*d', 'abbbcd', SUCCEED, 'found+"-"+g1', 'abbbcd-c'),342    ('([abc])*bcd', 'abcd', SUCCEED, 'found+"-"+g1', 'abcd-a'),343    ('a|b|c|d|e', 'e', SUCCEED, 'found', 'e'),344    ('(a|b|c|d|e)f', 'ef', SUCCEED, 'found+"-"+g1', 'ef-e'),345    ('abcd*efg', 'abcdefg', SUCCEED, 'found', 'abcdefg'),346    ('ab*', 'xabyabbbz', SUCCEED, 'found', 'ab'),347    ('ab*', 'xayabbbz', SUCCEED, 'found', 'a'),348    ('(ab|cd)e', 'abcde', SUCCEED, 'found+"-"+g1', 'cde-cd'),349    ('[abhgefdc]ij', 'hij', SUCCEED, 'found', 'hij'),350    ('^(ab|cd)e', 'abcde', FAIL),351    ('(abc|)ef', 'abcdef', SUCCEED, 'found+"-"+g1', 'ef-'),352    ('(a|b)c*d', 'abcd', SUCCEED, 'found+"-"+g1', 'bcd-b'),353    ('(ab|ab*)bc', 'abc', SUCCEED, 'found+"-"+g1', 'abc-a'),354    ('a([bc]*)c*', 'abc', SUCCEED, 'found+"-"+g1', 'abc-bc'),355    ('a([bc]*)(c*d)', 'abcd', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcd-bc-d'),356    ('a([bc]+)(c*d)', 'abcd', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcd-bc-d'),357    ('a([bc]*)(c+d)', 'abcd', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcd-b-cd'),358    ('a[bcd]*dcdcde', 'adcdcde', SUCCEED, 'found', 'adcdcde'),359    ('a[bcd]+dcdcde', 'adcdcde', FAIL),360    ('(ab|a)b*c', 'abc', SUCCEED, 'found+"-"+g1', 'abc-ab'),361    ('((a)(b)c)(d)', 'abcd', SUCCEED, 'g1+"-"+g2+"-"+g3+"-"+g4', 'abc-a-b-d'),362    ('[a-zA-Z_][a-zA-Z0-9_]*', 'alpha', SUCCEED, 'found', 'alpha'),363    ('^a(bc+|b[eh])g|.h$', 'abh', SUCCEED, 'found+"-"+g1', 'bh-None'),364    ('(bc+d$|ef*g.|h?i(j|k))', 'effgz', SUCCEED, 'found+"-"+g1+"-"+g2', 'effgz-effgz-None'),365    ('(bc+d$|ef*g.|h?i(j|k))', 'ij', SUCCEED, 'found+"-"+g1+"-"+g2', 'ij-ij-j'),366    ('(bc+d$|ef*g.|h?i(j|k))', 'effg', FAIL),367    ('(bc+d$|ef*g.|h?i(j|k))', 'bcdd', FAIL),368    ('(bc+d$|ef*g.|h?i(j|k))', 'reffgz', SUCCEED, 'found+"-"+g1+"-"+g2', 'effgz-effgz-None'),369    ('((((((((((a))))))))))', 'a', SUCCEED, 'g10', 'a'),370    ('((((((((((a))))))))))\\10', 'aa', SUCCEED, 'found', 'aa'),371# Python does not have the same rules for \\41 so this is a syntax error372#    ('((((((((((a))))))))))\\41', 'aa', FAIL),373#    ('((((((((((a))))))))))\\41', 'a!', SUCCEED, 'found', 'a!'),374    ('((((((((((a))))))))))\\41', '', SYNTAX_ERROR),375    ('(?i)((((((((((a))))))))))\\41', '', SYNTAX_ERROR),376    ('(((((((((a)))))))))', 'a', SUCCEED, 'found', 'a'),377    ('multiple words of text', 'uh-uh', FAIL),378    ('multiple words', 'multiple words, yeah', SUCCEED, 'found', 'multiple words'),379    ('(.*)c(.*)', 'abcde', SUCCEED, 'found+"-"+g1+"-"+g2', 'abcde-ab-de'),380    ('\\((.*), (.*)\\)', '(a, b)', SUCCEED, 'g2+"-"+g1', 'b-a'),381    ('[k]', 'ab', FAIL),382    ('a[-]?c', 'ac', SUCCEED, 'found', 'ac'),383    ('(abc)\\1', 'abcabc', SUCCEED, 'g1', 'abc'),384    ('([a-c]*)\\1', 'abcabc', SUCCEED, 'g1', 'abc'),385    ('(?i)abc', 'ABC', SUCCEED, 'found', 'ABC'),386    ('(?i)abc', 'XBC', FAIL),387    ('(?i)abc', 'AXC', FAIL),388    ('(?i)abc', 'ABX', FAIL),389    ('(?i)abc', 'XABCY', SUCCEED, 'found', 'ABC'),390    ('(?i)abc', 'ABABC', SUCCEED, 'found', 'ABC'),391    ('(?i)ab*c', 'ABC', SUCCEED, 'found', 'ABC'),392    ('(?i)ab*bc', 'ABC', SUCCEED, 'found', 'ABC'),393    ('(?i)ab*bc', 'ABBC', SUCCEED, 'found', 'ABBC'),394    ('(?i)ab*?bc', 'ABBBBC', SUCCEED, 'found', 'ABBBBC'),395    ('(?i)ab{0,}?bc', 'ABBBBC', SUCCEED, 'found', 'ABBBBC'),396    ('(?i)ab+?bc', 'ABBC', SUCCEED, 'found', 'ABBC'),397    ('(?i)ab+bc', 'ABC', FAIL),398    ('(?i)ab+bc', 'ABQ', FAIL),399    ('(?i)ab{1,}bc', 'ABQ', FAIL),400    ('(?i)ab+bc', 'ABBBBC', SUCCEED, 'found', 'ABBBBC'),401    ('(?i)ab{1,}?bc', 'ABBBBC', SUCCEED, 'found', 'ABBBBC'),402    ('(?i)ab{1,3}?bc', 'ABBBBC', SUCCEED, 'found', 'ABBBBC'),403    ('(?i)ab{3,4}?bc', 'ABBBBC', SUCCEED, 'found', 'ABBBBC'),404    ('(?i)ab{4,5}?bc', 'ABBBBC', FAIL),405    ('(?i)ab??bc', 'ABBC', SUCCEED, 'found', 'ABBC'),406    ('(?i)ab??bc', 'ABC', SUCCEED, 'found', 'ABC'),407    ('(?i)ab{0,1}?bc', 'ABC', SUCCEED, 'found', 'ABC'),408    ('(?i)ab??bc', 'ABBBBC', FAIL),409    ('(?i)ab??c', 'ABC', SUCCEED, 'found', 'ABC'),410    ('(?i)ab{0,1}?c', 'ABC', SUCCEED, 'found', 'ABC'),411    ('(?i)^abc$', 'ABC', SUCCEED, 'found', 'ABC'),412    ('(?i)^abc$', 'ABCC', FAIL),413    ('(?i)^abc', 'ABCC', SUCCEED, 'found', 'ABC'),414    ('(?i)^abc$', 'AABC', FAIL),415    ('(?i)abc$', 'AABC', SUCCEED, 'found', 'ABC'),416    ('(?i)^', 'ABC', SUCCEED, 'found', ''),417    ('(?i)$', 'ABC', SUCCEED, 'found', ''),418    ('(?i)a.c', 'ABC', SUCCEED, 'found', 'ABC'),419    ('(?i)a.c', 'AXC', SUCCEED, 'found', 'AXC'),420    ('(?i)a.*?c', 'AXYZC', SUCCEED, 'found', 'AXYZC'),421    ('(?i)a.*c', 'AXYZD', FAIL),422    ('(?i)a[bc]d', 'ABC', FAIL),423    ('(?i)a[bc]d', 'ABD', SUCCEED, 'found', 'ABD'),424    ('(?i)a[b-d]e', 'ABD', FAIL),425    ('(?i)a[b-d]e', 'ACE', SUCCEED, 'found', 'ACE'),426    ('(?i)a[b-d]', 'AAC', SUCCEED, 'found', 'AC'),427    ('(?i)a[-b]', 'A-', SUCCEED, 'found', 'A-'),428    ('(?i)a[b-]', 'A-', SUCCEED, 'found', 'A-'),429    ('(?i)a[b-a]', '-', SYNTAX_ERROR),430    ('(?i)a[]b', '-', SYNTAX_ERROR),431    ('(?i)a[', '-', SYNTAX_ERROR),432    ('(?i)a]', 'A]', SUCCEED, 'found', 'A]'),433    ('(?i)a[]]b', 'A]B', SUCCEED, 'found', 'A]B'),434    ('(?i)a[^bc]d', 'AED', SUCCEED, 'found', 'AED'),435    ('(?i)a[^bc]d', 'ABD', FAIL),436    ('(?i)a[^-b]c', 'ADC', SUCCEED, 'found', 'ADC'),437    ('(?i)a[^-b]c', 'A-C', FAIL),438    ('(?i)a[^]b]c', 'A]C', FAIL),439    ('(?i)a[^]b]c', 'ADC', SUCCEED, 'found', 'ADC'),440    ('(?i)ab|cd', 'ABC', SUCCEED, 'found', 'AB'),441    ('(?i)ab|cd', 'ABCD', SUCCEED, 'found', 'AB'),442    ('(?i)()ef', 'DEF', SUCCEED, 'found+"-"+g1', 'EF-'),443    ('(?i)*a', '-', SYNTAX_ERROR),444    ('(?i)(*)b', '-', SYNTAX_ERROR),445    ('(?i)$b', 'B', FAIL),446    ('(?i)a\\', '-', SYNTAX_ERROR),447    ('(?i)a\\(b', 'A(B', SUCCEED, 'found+"-"+g1', 'A(B-Error'),448    ('(?i)a\\(*b', 'AB', SUCCEED, 'found', 'AB'),449    ('(?i)a\\(*b', 'A((B', SUCCEED, 'found', 'A((B'),450    ('(?i)a\\\\b', 'A\\B', SUCCEED, 'found', 'A\\B'),451    ('(?i)abc)', '-', SYNTAX_ERROR),452    ('(?i)(abc', '-', SYNTAX_ERROR),453    ('(?i)((a))', 'ABC', SUCCEED, 'found+"-"+g1+"-"+g2', 'A-A-A'),454    ('(?i)(a)b(c)', 'ABC', SUCCEED, 'found+"-"+g1+"-"+g2', 'ABC-A-C'),455    ('(?i)a+b+c', 'AABBABC', SUCCEED, 'found', 'ABC'),456    ('(?i)a{1,}b{1,}c', 'AABBABC', SUCCEED, 'found', 'ABC'),457    ('(?i)a**', '-', SYNTAX_ERROR),458    ('(?i)a.+?c', 'ABCABC', SUCCEED, 'found', 'ABC'),459    ('(?i)a.*?c', 'ABCABC', SUCCEED, 'found', 'ABC'),460    ('(?i)a.{0,5}?c', 'ABCABC', SUCCEED, 'found', 'ABC'),461    ('(?i)(a+|b)*', 'AB', SUCCEED, 'found+"-"+g1', 'AB-B'),462    ('(?i)(a+|b){0,}', 'AB', SUCCEED, 'found+"-"+g1', 'AB-B'),463    ('(?i)(a+|b)+', 'AB', SUCCEED, 'found+"-"+g1', 'AB-B'),464    ('(?i)(a+|b){1,}', 'AB', SUCCEED, 'found+"-"+g1', 'AB-B'),465    ('(?i)(a+|b)?', 'AB', SUCCEED, 'found+"-"+g1', 'A-A'),466    ('(?i)(a+|b){0,1}', 'AB', SUCCEED, 'found+"-"+g1', 'A-A'),467    ('(?i)(a+|b){0,1}?', 'AB', SUCCEED, 'found+"-"+g1', '-None'),468    ('(?i))(', '-', SYNTAX_ERROR),469    ('(?i)[^ab]*', 'CDE', SUCCEED, 'found', 'CDE'),470    ('(?i)abc', '', FAIL),471    ('(?i)a*', '', SUCCEED, 'found', ''),472    ('(?i)([abc])*d', 'ABBBCD', SUCCEED, 'found+"-"+g1', 'ABBBCD-C'),473    ('(?i)([abc])*bcd', 'ABCD', SUCCEED, 'found+"-"+g1', 'ABCD-A'),474    ('(?i)a|b|c|d|e', 'E', SUCCEED, 'found', 'E'),475    ('(?i)(a|b|c|d|e)f', 'EF', SUCCEED, 'found+"-"+g1', 'EF-E'),476    ('(?i)abcd*efg', 'ABCDEFG', SUCCEED, 'found', 'ABCDEFG'),477    ('(?i)ab*', 'XABYABBBZ', SUCCEED, 'found', 'AB'),478    ('(?i)ab*', 'XAYABBBZ', SUCCEED, 'found', 'A'),479    ('(?i)(ab|cd)e', 'ABCDE', SUCCEED, 'found+"-"+g1', 'CDE-CD'),480    ('(?i)[abhgefdc]ij', 'HIJ', SUCCEED, 'found', 'HIJ'),481    ('(?i)^(ab|cd)e', 'ABCDE', FAIL),482    ('(?i)(abc|)ef', 'ABCDEF', SUCCEED, 'found+"-"+g1', 'EF-'),483    ('(?i)(a|b)c*d', 'ABCD', SUCCEED, 'found+"-"+g1', 'BCD-B'),484    ('(?i)(ab|ab*)bc', 'ABC', SUCCEED, 'found+"-"+g1', 'ABC-A'),485    ('(?i)a([bc]*)c*', 'ABC', SUCCEED, 'found+"-"+g1', 'ABC-BC'),486    ('(?i)a([bc]*)(c*d)', 'ABCD', SUCCEED, 'found+"-"+g1+"-"+g2', 'ABCD-BC-D'),487    ('(?i)a([bc]+)(c*d)', 'ABCD', SUCCEED, 'found+"-"+g1+"-"+g2', 'ABCD-BC-D'),488    ('(?i)a([bc]*)(c+d)', 'ABCD', SUCCEED, 'found+"-"+g1+"-"+g2', 'ABCD-B-CD'),489    ('(?i)a[bcd]*dcdcde', 'ADCDCDE', SUCCEED, 'found', 'ADCDCDE'),490    ('(?i)a[bcd]+dcdcde', 'ADCDCDE', FAIL),491    ('(?i)(ab|a)b*c', 'ABC', SUCCEED, 'found+"-"+g1', 'ABC-AB'),492    ('(?i)((a)(b)c)(d)', 'ABCD', SUCCEED, 'g1+"-"+g2+"-"+g3+"-"+g4', 'ABC-A-B-D'),493    ('(?i)[a-zA-Z_][a-zA-Z0-9_]*', 'ALPHA', SUCCEED, 'found', 'ALPHA'),494    ('(?i)^a(bc+|b[eh])g|.h$', 'ABH', SUCCEED, 'found+"-"+g1', 'BH-None'),495    ('(?i)(bc+d$|ef*g.|h?i(j|k))', 'EFFGZ', SUCCEED, 'found+"-"+g1+"-"+g2', 'EFFGZ-EFFGZ-None'),496    ('(?i)(bc+d$|ef*g.|h?i(j|k))', 'IJ', SUCCEED, 'found+"-"+g1+"-"+g2', 'IJ-IJ-J'),497    ('(?i)(bc+d$|ef*g.|h?i(j|k))', 'EFFG', FAIL),498    ('(?i)(bc+d$|ef*g.|h?i(j|k))', 'BCDD', FAIL),499    ('(?i)(bc+d$|ef*g.|h?i(j|k))', 'REFFGZ', SUCCEED, 'found+"-"+g1+"-"+g2', 'EFFGZ-EFFGZ-None'),500    ('(?i)((((((((((a))))))))))', 'A', SUCCEED, 'g10', 'A'),501    ('(?i)((((((((((a))))))))))\\10', 'AA', SUCCEED, 'found', 'AA'),502    #('(?i)((((((((((a))))))))))\\41', 'AA', FAIL),503    #('(?i)((((((((((a))))))))))\\41', 'A!', SUCCEED, 'found', 'A!'),504    ('(?i)(((((((((a)))))))))', 'A', SUCCEED, 'found', 'A'),505    ('(?i)(?:(?:(?:(?:(?:(?:(?:(?:(?:(a))))))))))', 'A', SUCCEED, 'g1', 'A'),506    ('(?i)(?:(?:(?:(?:(?:(?:(?:(?:(?:(a|b|c))))))))))', 'C', SUCCEED, 'g1', 'C'),507    ('(?i)multiple words of text', 'UH-UH', FAIL),508    ('(?i)multiple words', 'MULTIPLE WORDS, YEAH', SUCCEED, 'found', 'MULTIPLE WORDS'),509    ('(?i)(.*)c(.*)', 'ABCDE', SUCCEED, 'found+"-"+g1+"-"+g2', 'ABCDE-AB-DE'),510    ('(?i)\\((.*), (.*)\\)', '(A, B)', SUCCEED, 'g2+"-"+g1', 'B-A'),511    ('(?i)[k]', 'AB', FAIL),512#    ('(?i)abcd', 'ABCD', SUCCEED, 'found+"-"+\\found+"-"+\\\\found', 'ABCD-$&-\\ABCD'),513#    ('(?i)a(bc)d', 'ABCD', SUCCEED, 'g1+"-"+\\g1+"-"+\\\\g1', 'BC-$1-\\BC'),514    ('(?i)a[-]?c', 'AC', SUCCEED, 'found', 'AC'),515    ('(?i)(abc)\\1', 'ABCABC', SUCCEED, 'g1', 'ABC'),516    ('(?i)([a-c]*)\\1', 'ABCABC', SUCCEED, 'g1', 'ABC'),517    ('a(?!b).', 'abad', SUCCEED, 'found', 'ad'),518    ('a(?=d).', 'abad', SUCCEED, 'found', 'ad'),519    ('a(?=c|d).', 'abad', SUCCEED, 'found', 'ad'),520    ('a(?:b|c|d)(.)', 'ace', SUCCEED, 'g1', 'e'),521    ('a(?:b|c|d)*(.)', 'ace', SUCCEED, 'g1', 'e'),522    ('a(?:b|c|d)+?(.)', 'ace', SUCCEED, 'g1', 'e'),523    ('a(?:b|(c|e){1,2}?|d)+?(.)', 'ace', SUCCEED, 'g1 + g2', 'ce'),524    ('^(.+)?B', 'AB', SUCCEED, 'g1', 'A'),525    # lookbehind: split by : but not if it is escaped by -.526    ('(?<!-):(.*?)(?<!-):', 'a:bc-:de:f', SUCCEED, 'g1', 'bc-:de' ),527    # escaping with \ as we know it528    ('(?<!\\\):(.*?)(?<!\\\):', 'a:bc\\:de:f', SUCCEED, 'g1', 'bc\\:de' ),529    # terminating with ' and escaping with ? as in edifact530    ("(?<!\\?)'(.*?)(?<!\\?)'", "a'bc?'de'f", SUCCEED, 'g1', "bc?'de" ),531    # Comments using the (?#...) syntax532    ('w(?# comment', 'w', SYNTAX_ERROR),533    ('w(?# comment 1)xy(?# comment 2)z', 'wxyz', SUCCEED, 'found', 'wxyz'),534    # Check odd placement of embedded pattern modifiers535    # not an error under PCRE/PRE:536    ('w(?i)', 'W', SUCCEED, 'found', 'W'),537    # ('w(?i)', 'W', SYNTAX_ERROR),538    # Comments using the x embedded pattern modifier539    ("""(?x)w# comment 1540        x y541        # comment 2542        z""", 'wxyz', SUCCEED, 'found', 'wxyz'),543    # using the m embedded pattern modifier544    ('^abc', """jkl545abc546xyz""", FAIL),547    ('(?m)^abc', """jkl548abc549xyz""", SUCCEED, 'found', 'abc'),550    ('(?m)abc$', """jkl551xyzabc552123""", SUCCEED, 'found', 'abc'),553    # using the s embedded pattern modifier554    ('a.b', 'a\nb', FAIL),555    ('(?s)a.b', 'a\nb', SUCCEED, 'found', 'a\nb'),556    # test \w, etc. both inside and outside character classes557    ('\\w+', '--ab_cd0123--', SUCCEED, 'found', 'ab_cd0123'),558    ('[\\w]+', '--ab_cd0123--', SUCCEED, 'found', 'ab_cd0123'),559    ('\\D+', '1234abc5678', SUCCEED, 'found', 'abc'),560    ('[\\D]+', '1234abc5678', SUCCEED, 'found', 'abc'),561    ('[\\da-fA-F]+', '123abc', SUCCEED, 'found', '123abc'),562    # not an error under PCRE/PRE:563    # ('[\\d-x]', '-', SYNTAX_ERROR),564    (r'([\s]*)([\S]*)([\s]*)', ' testing!1972', SUCCEED, 'g3+g2+g1', 'testing!1972 '),565    (r'(\s*)(\S*)(\s*)', ' testing!1972', SUCCEED, 'g3+g2+g1', 'testing!1972 '),566    (r'\xff', '\377', SUCCEED, 'found', chr(255)),567    # new \x semantics568    (r'\x00ff', '\377', FAIL),569    # (r'\x00ff', '\377', SUCCEED, 'found', chr(255)),570    (r'\t\n\v\r\f\a\g', '\t\n\v\r\f\ag', SUCCEED, 'found', '\t\n\v\r\f\ag'),571    ('\t\n\v\r\f\a\g', '\t\n\v\r\f\ag', SUCCEED, 'found', '\t\n\v\r\f\ag'),572    (r'\t\n\v\r\f\a', '\t\n\v\r\f\a', SUCCEED, 'found', chr(9)+chr(10)+chr(11)+chr(13)+chr(12)+chr(7)),573    (r'[\t][\n][\v][\r][\f][\b]', '\t\n\v\r\f\b', SUCCEED, 'found', '\t\n\v\r\f\b'),574    #575    # post-1.5.2 additions576    # xmllib problem577    (r'(([a-z]+):)?([a-z]+)$', 'smil', SUCCEED, 'g1+"-"+g2+"-"+g3', 'None-None-smil'),578    # bug 110866: reference to undefined group579    (r'((.)\1+)', '', SYNTAX_ERROR),580    # bug 111869: search (PRE/PCRE fails on this one, SRE doesn't)581    (r'.*d', 'abc\nabd', SUCCEED, 'found', 'abd'),582    # bug 112468: various expected syntax errors583    (r'(', '', SYNTAX_ERROR),584    (r'[\41]', '!', SUCCEED, 'found', '!'),585    # bug 114033: nothing to repeat586    (r'(x?)?', 'x', SUCCEED, 'found', 'x'),587    # bug 115040: rescan if flags are modified inside pattern588    (r' (?x)foo ', 'foo', SUCCEED, 'found', 'foo'),589    # bug 115618: negative lookahead590    (r'(?<!abc)(d.f)', 'abcdefdof', SUCCEED, 'found', 'dof'),591    # bug 116251: character class bug592    (r'[\w-]+', 'laser_beam', SUCCEED, 'found', 'laser_beam'),593    # bug 123769+127259: non-greedy backtracking bug594    (r'.*?\S *:', 'xx:', SUCCEED, 'found', 'xx:'),595    (r'a[ ]*?\ (\d+).*', 'a   10', SUCCEED, 'found', 'a   10'),596    (r'a[ ]*?\ (\d+).*', 'a    10', SUCCEED, 'found', 'a    10'),597    # bug 127259: \Z shouldn't depend on multiline mode598    (r'(?ms).*?x\s*\Z(.*)','xx\nx\n', SUCCEED, 'g1', ''),599    # bug 128899: uppercase literals under the ignorecase flag600    (r'(?i)M+', 'MMM', SUCCEED, 'found', 'MMM'),601    (r'(?i)m+', 'MMM', SUCCEED, 'found', 'MMM'),602    (r'(?i)[M]+', 'MMM', SUCCEED, 'found', 'MMM'),603    (r'(?i)[m]+', 'MMM', SUCCEED, 'found', 'MMM'),604    # bug 130748: ^* should be an error (nothing to repeat)605    (r'^*', '', SYNTAX_ERROR),606    # bug 133283: minimizing repeat problem607    (r'"(?:\\"|[^"])*?"', r'"\""', SUCCEED, 'found', r'"\""'),608    # bug 477728: minimizing repeat problem609    (r'^.*?$', 'one\ntwo\nthree\n', FAIL),610    # bug 483789: minimizing repeat problem611    (r'a[^>]*?b', 'a>b', FAIL),612    # bug 490573: minimizing repeat problem613    (r'^a*?$', 'foo', FAIL),614    # bug 470582: nested groups problem615    (r'^((a)c)?(ab)$', 'ab', SUCCEED, 'g1+"-"+g2+"-"+g3', 'None-None-ab'),616    # another minimizing repeat problem (capturing groups in assertions)617    ('^([ab]*?)(?=(b)?)c', 'abc', SUCCEED, 'g1+"-"+g2', 'ab-None'),618    ('^([ab]*?)(?!(b))c', 'abc', SUCCEED, 'g1+"-"+g2', 'ab-None'),619    ('^([ab]*?)(?<!(a))c', 'abc', SUCCEED, 'g1+"-"+g2', 'ab-None'),620]621try:622    u = eval("u'\N{LATIN CAPITAL LETTER A WITH DIAERESIS}'")623except SyntaxError:624    pass625else:626    tests.extend([627    # bug 410271: \b broken under locales628    (r'\b.\b', 'a', SUCCEED, 'found', 'a'),629    (r'(?u)\b.\b', u, SUCCEED, 'found', u),630    (r'(?u)\w', u, SUCCEED, 'found', u),...
Automation Testing Tutorials

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