| 1 | # regular expression test set
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| 2 | # Lines are at least three fields, separated by one or more tabs. "" stands
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| 3 | # for an empty field. First field is an RE. Second field is flags. If
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| 4 | # C flag given, regcomp() is expected to fail, and the third field is the
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| 5 | # error name (minus the leading REG_).
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| 6 | #
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| 7 | # Otherwise it is expected to succeed, and the third field is the string to
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| 8 | # try matching it against. If there is no fourth field, the match is
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| 9 | # expected to fail. If there is a fourth field, it is the substring that
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| 10 | # the RE is expected to match. If there is a fifth field, it is a comma-
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| 11 | # separated list of what the subexpressions should match, with - indicating
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| 12 | # no match for that one. In both the fourth and fifth fields, a (sub)field
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| 13 | # starting with @ indicates that the (sub)expression is expected to match
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| 14 | # a null string followed by the stuff after the @; this provides a way to
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| 15 | # test where null strings match. The character `N' in REs and strings
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| 16 | # is newline, `S' is space, `T' is tab, `Z' is NUL.
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| 17 | #
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| 18 | # The full list of flags:
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| 19 | # - placeholder, does nothing
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| 20 | # b RE is a BRE, not an ERE
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| 21 | # & try it as both an ERE and a BRE
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| 22 | # C regcomp() error expected, third field is error name
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| 23 | # i REG_ICASE
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| 24 | # m ("mundane") REG_NOSPEC
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| 25 | # s REG_NOSUB (not really testable)
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| 26 | # n REG_NEWLINE
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| 27 | # ^ REG_NOTBOL
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| 28 | # $ REG_NOTEOL
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| 29 | # # REG_STARTEND (see below)
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| 30 | # p REG_PEND
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| 31 | #
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| 32 | # For REG_STARTEND, the start/end offsets are those of the substring
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| 33 | # enclosed in ().
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| 34 |
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| 35 | # basics
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| 36 | a & a a
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| 37 | abc & abc abc
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| 38 | abc|de - abc abc
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| 39 | a|b|c - abc a
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| 40 |
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| 41 | # parentheses and perversions thereof
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| 42 | a(b)c - abc abc
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| 43 | a\(b\)c b abc abc
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| 44 | a( C EPAREN
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| 45 | a( b a( a(
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| 46 | a\( - a( a(
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| 47 | a\( bC EPAREN
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| 48 | a\(b bC EPAREN
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| 49 | a(b C EPAREN
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| 50 | a(b b a(b a(b
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| 51 | # gag me with a right parenthesis -- 1003.2 goofed here (my fault, partly)
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| 52 | a) - a) a)
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| 53 | ) - ) )
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| 54 | # end gagging (in a just world, those *should* give EPAREN)
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| 55 | a) b a) a)
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| 56 | a\) bC EPAREN
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| 57 | \) bC EPAREN
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| 58 | a()b - ab ab
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| 59 | a\(\)b b ab ab
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| 60 |
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| 61 | # anchoring and REG_NEWLINE
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| 62 | ^abc$ & abc abc
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| 63 | a^b - a^b
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| 64 | a^b b a^b a^b
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| 65 | a$b - a$b
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| 66 | a$b b a$b a$b
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| 67 | ^ & abc @abc
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| 68 | $ & abc @
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| 69 | ^$ & "" @
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| 70 | $^ - "" @
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| 71 | \($\)\(^\) b "" @
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| 72 | # stop retching, those are legitimate (although disgusting)
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| 73 | ^^ - "" @
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| 74 | $$ - "" @
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| 75 | b$ & abNc
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| 76 | b$ &n abNc b
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| 77 | ^b$ & aNbNc
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| 78 | ^b$ &n aNbNc b
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| 79 | ^$ &n aNNb @Nb
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| 80 | ^$ n abc
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| 81 | ^$ n abcN @
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| 82 | $^ n aNNb @Nb
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| 83 | \($\)\(^\) bn aNNb @Nb
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| 84 | ^^ n^ aNNb @Nb
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| 85 | $$ n aNNb @NN
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| 86 | ^a ^ a
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| 87 | a$ $ a
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| 88 | ^a ^n aNb
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| 89 | ^b ^n aNb b
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| 90 | a$ $n bNa
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| 91 | b$ $n bNa b
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| 92 | a*(^b$)c* - b b
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| 93 | a*\(^b$\)c* b b b
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| 94 |
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| 95 | # certain syntax errors and non-errors
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| 96 | | C EMPTY
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| 97 | | b | |
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| 98 | * C BADRPT
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| 99 | * b * *
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| 100 | + C BADRPT
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| 101 | ? C BADRPT
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| 102 | "" &C EMPTY
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| 103 | () - abc @abc
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| 104 | \(\) b abc @abc
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| 105 | a||b C EMPTY
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| 106 | |ab C EMPTY
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| 107 | ab| C EMPTY
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| 108 | (|a)b C EMPTY
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| 109 | (a|)b C EMPTY
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| 110 | (*a) C BADRPT
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| 111 | (+a) C BADRPT
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| 112 | (?a) C BADRPT
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| 113 | ({1}a) C BADRPT
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| 114 | \(\{1\}a\) bC BADRPT
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| 115 | (a|*b) C BADRPT
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| 116 | (a|+b) C BADRPT
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| 117 | (a|?b) C BADRPT
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| 118 | (a|{1}b) C BADRPT
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| 119 | ^* C BADRPT
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| 120 | ^* b * *
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| 121 | ^+ C BADRPT
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| 122 | ^? C BADRPT
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| 123 | ^{1} C BADRPT
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| 124 | ^\{1\} bC BADRPT
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| 125 |
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| 126 | # metacharacters, backslashes
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| 127 | a.c & abc abc
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| 128 | a[bc]d & abd abd
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| 129 | a\*c & a*c a*c
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| 130 | a\\b & a\b a\b
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| 131 | a\\\*b & a\*b a\*b
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| 132 | # The following test is wrong. Using \b in an BRE or ERE is undefined.
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| 133 | # a\bc & abc abc
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| 134 | a\ &C EESCAPE
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| 135 | a\\bc & a\bc a\bc
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| 136 | \{ bC BADRPT
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| 137 | a\[b & a[b a[b
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| 138 | a[b &C EBRACK
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| 139 | # trailing $ is a peculiar special case for the BRE code
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| 140 | a$ & a a
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| 141 | a$ & a$
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| 142 | a\$ & a
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| 143 | a\$ & a$ a$
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| 144 | a\\$ & a
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| 145 | a\\$ & a$
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| 146 | a\\$ & a\$
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| 147 | a\\$ & a\ a\
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| 148 |
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| 149 | # back references, ugh
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| 150 | a\(b\)\2c bC ESUBREG
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| 151 | a\(b\1\)c bC ESUBREG
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| 152 | a\(b*\)c\1d b abbcbbd abbcbbd bb
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| 153 | a\(b*\)c\1d b abbcbd
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| 154 | a\(b*\)c\1d b abbcbbbd
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| 155 | ^\(.\)\1 b abc
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| 156 | a\([bc]\)\1d b abcdabbd abbd b
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| 157 | a\(\([bc]\)\2\)*d b abbccd abbccd
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| 158 | a\(\([bc]\)\2\)*d b abbcbd
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| 159 | # actually, this next one probably ought to fail, but the spec is unclear
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| 160 | a\(\(b\)*\2\)*d b abbbd abbbd
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| 161 | # here is a case that no NFA implementation does right
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| 162 | \(ab*\)[ab]*\1 b ababaaa ababaaa a
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| 163 | # check out normal matching in the presence of back refs
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| 164 | \(a\)\1bcd b aabcd aabcd
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| 165 | \(a\)\1bc*d b aabcd aabcd
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| 166 | \(a\)\1bc*d b aabd aabd
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| 167 | \(a\)\1bc*d b aabcccd aabcccd
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| 168 | \(a\)\1bc*[ce]d b aabcccd aabcccd
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| 169 | ^\(a\)\1b\(c\)*cd$ b aabcccd aabcccd
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| 170 |
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| 171 | # ordinary repetitions
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| 172 | ab*c & abc abc
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| 173 | ab+c - abc abc
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| 174 | ab?c - abc abc
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| 175 | a\(*\)b b a*b a*b
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| 176 | a\(**\)b b ab ab
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| 177 | a\(***\)b bC BADRPT
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| 178 | *a b *a *a
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| 179 | **a b a a
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| 180 | ***a bC BADRPT
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| 181 |
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| 182 | # the dreaded bounded repetitions
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| 183 | # The following two tests are not correct:
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| 184 | #{ & { {
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| 185 | #{abc & {abc {abc
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| 186 | # '{' is always a special char outside bracket expressions. So test ony BRE:
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| 187 | { b { {
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| 188 | {abc b {abc {abc
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| 189 | {1 C BADRPT
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| 190 | {1} C BADRPT
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| 191 | # Same reason as for the two tests above:
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| 192 | #a{b & a{b a{b
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| 193 | a{b b a{b a{b
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| 194 | a{1}b - ab ab
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| 195 | a\{1\}b b ab ab
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| 196 | a{1,}b - ab ab
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| 197 | a\{1,\}b b ab ab
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| 198 | a{1,2}b - aab aab
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| 199 | a\{1,2\}b b aab aab
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| 200 | a{1 C EBRACE
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| 201 | a\{1 bC EBRACE
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| 202 | a{1a C EBRACE
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| 203 | a\{1a bC EBRACE
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| 204 | a{1a} C BADBR
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| 205 | a\{1a\} bC BADBR
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| 206 | # These four tests checks for undefined behavior. Our implementation does
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| 207 | # something different.
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| 208 | #a{,2} - a{,2} a{,2}
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| 209 | #a\{,2\} bC BADBR
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| 210 | #a{,} - a{,} a{,}
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| 211 | #a\{,\} bC BADBR
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| 212 | a{1,x} C BADBR
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| 213 | a\{1,x\} bC BADBR
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| 214 | a{1,x C EBRACE
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| 215 | a\{1,x bC EBRACE
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| 216 | # These two tests probably fails due to an arbitrary limit on the number of
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| 217 | # repetitions in the other implementation.
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| 218 | #a{300} C BADBR
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| 219 | #a\{300\} bC BADBR
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| 220 | a{1,0} C BADBR
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| 221 | a\{1,0\} bC BADBR
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| 222 | ab{0,0}c - abcac ac
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| 223 | ab\{0,0\}c b abcac ac
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| 224 | ab{0,1}c - abcac abc
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| 225 | ab\{0,1\}c b abcac abc
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| 226 | ab{0,3}c - abbcac abbc
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| 227 | ab\{0,3\}c b abbcac abbc
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| 228 | ab{1,1}c - acabc abc
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| 229 | ab\{1,1\}c b acabc abc
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| 230 | ab{1,3}c - acabc abc
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| 231 | ab\{1,3\}c b acabc abc
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| 232 | ab{2,2}c - abcabbc abbc
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| 233 | ab\{2,2\}c b abcabbc abbc
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| 234 | ab{2,4}c - abcabbc abbc
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| 235 | ab\{2,4\}c b abcabbc abbc
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| 236 | ((a{1,10}){1,10}){1,10} - a a a,a
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| 237 |
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| 238 | # multiple repetitions
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| 239 | # Wow, there is serious disconnect here. The ERE grammar is like this:
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| 240 | # ERE_expression : one_char_or_coll_elem_ERE
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| 241 | # | '^'
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| 242 | # | '$'
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| 243 | # | '(' extended_reg_exp ')'
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| 244 | # | ERE_expression ERE_dupl_symbol
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| 245 | # ;
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| 246 | # where ERE_dupl_symbol is any of the repetition methods. It is clear from
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| 247 | # this that consecutive repetition is OK. On top of this, the one test not
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| 248 | # marked as failing must fail. For BREs the situation is different, so we
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| 249 | # use the four tests.
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| 250 | #a** &C BADRPT
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| 251 | a** bC BADRPT
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| 252 | #a++ C BADRPT
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| 253 | #a?? C BADRPT
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| 254 | #a*+ C BADRPT
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| 255 | #a*? C BADRPT
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| 256 | #a+* C BADRPT
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| 257 | #a+? C BADRPT
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| 258 | #a?* C BADRPT
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| 259 | #a?+ C BADRPT
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| 260 | #a{1}{1} C BADRPT
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| 261 | #a*{1} C BADRPT
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| 262 | #a+{1} C BADRPT
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| 263 | #a?{1} C BADRPT
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| 264 | #a{1}* C BADRPT
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| 265 | #a{1}+ C BADRPT
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| 266 | #a{1}? C BADRPT
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| 267 | #a*{b} - a{b} a{b}
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| 268 | a\{1\}\{1\} bC BADRPT
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| 269 | a*\{1\} bC BADRPT
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| 270 | a\{1\}* bC BADRPT
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| 271 |
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| 272 | # brackets, and numerous perversions thereof
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| 273 | a[b]c & abc abc
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| 274 | a[ab]c & abc abc
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| 275 | a[^ab]c & adc adc
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| 276 | a[]b]c & a]c a]c
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| 277 | a[[b]c & a[c a[c
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| 278 | a[-b]c & a-c a-c
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| 279 | a[^]b]c & adc adc
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| 280 | a[^-b]c & adc adc
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| 281 | a[b-]c & a-c a-c
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| 282 | a[b &C EBRACK
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| 283 | a[] &C EBRACK
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| 284 | a[1-3]c & a2c a2c
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| 285 | a[3-1]c &C ERANGE
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| 286 | a[1-3-5]c &C ERANGE
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| 287 | a[[.-.]--]c & a-c a-c
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| 288 | # I don't thing the error value should be ERANGE since a[1-] would be
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| 289 | # valid, too. Expect EBRACK.
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| 290 | #a[1- &C ERANGE
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| 291 | a[1- &C EBRACK
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| 292 | a[[. &C EBRACK
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| 293 | a[[.x &C EBRACK
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| 294 | a[[.x. &C EBRACK
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| 295 | a[[.x.] &C EBRACK
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| 296 | a[[.x.]] & ax ax
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| 297 | a[[.x,.]] &C ECOLLATE
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| 298 | # This test is invalid. "one" is no collating symbol in any standardized
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| 299 | # locale.
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| 300 | # a[[.one.]]b & a1b a1b
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| 301 | a[[.notdef.]]b &C ECOLLATE
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| 302 | a[[.].]]b & a]b a]b
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| 303 | a[[:alpha:]]c & abc abc
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| 304 | a[[:notdef:]]c &C ECTYPE
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| 305 | a[[: &C EBRACK
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| 306 | a[[:alpha &C EBRACK
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| 307 | a[[:alpha:] &C EBRACK
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| 308 | a[[:alpha,:] &C ECTYPE
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| 309 | a[[:]:]]b &C ECTYPE
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| 310 | a[[:-:]]b &C ECTYPE
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| 311 | a[[:alph:]] &C ECTYPE
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| 312 | a[[:alphabet:]] &C ECTYPE
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| 313 | [[:alnum:]]+ - -%@a0X- a0X
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| 314 | [[:alpha:]]+ - -%@aX0- aX
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| 315 | [[:blank:]]+ - aSSTb SST
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| 316 | [[:cntrl:]]+ - aNTb NT
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| 317 | [[:digit:]]+ - a019b 019
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| 318 | [[:graph:]]+ - Sa%bS a%b
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| 319 | [[:lower:]]+ - AabC ab
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| 320 | [[:print:]]+ - NaSbN aSb
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| 321 | [[:punct:]]+ - S%-&T %-&
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| 322 | [[:space:]]+ - aSNTb SNT
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| 323 | [[:upper:]]+ - aBCd BC
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| 324 | [[:xdigit:]]+ - p0f3Cq 0f3C
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| 325 | a[[=b=]]c & abc abc
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| 326 | a[[= &C EBRACK
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| 327 | a[[=b &C EBRACK
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| 328 | a[[=b= &C EBRACK
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| 329 | a[[=b=] &C EBRACK
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| 330 | a[[=b,=]] &C ECOLLATE
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| 331 | # This test is invalid. "one" is no collating symbol in any standardized
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| 332 | # locale.
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| 333 | #a[[=one=]]b & a1b a1b
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| 334 |
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| 335 | # complexities
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| 336 | a(((b)))c - abc abc
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| 337 | a(b|(c))d - abd abd
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| 338 | a(b*|c)d - abbd abbd
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| 339 | # just gotta have one DFA-buster, of course
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| 340 | a[ab]{20} - aaaaabaaaabaaaabaaaab aaaaabaaaabaaaabaaaab
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| 341 | # and an inline expansion in case somebody gets tricky
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| 342 | a[ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab] - aaaaabaaaabaaaabaaaab aaaaabaaaabaaaabaaaab
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| 343 | # and in case somebody just slips in an NFA...
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| 344 | a[ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab](wee|week)(knights|night) - aaaaabaaaabaaaabaaaabweeknights aaaaabaaaabaaaabaaaabweeknights
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| 345 | # fish for anomalies as the number of states passes 32
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| 346 | 12345678901234567890123456789 - a12345678901234567890123456789b 12345678901234567890123456789
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| 347 | 123456789012345678901234567890 - a123456789012345678901234567890b 123456789012345678901234567890
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| 348 | 1234567890123456789012345678901 - a1234567890123456789012345678901b 1234567890123456789012345678901
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| 349 | 12345678901234567890123456789012 - a12345678901234567890123456789012b 12345678901234567890123456789012
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| 350 | 123456789012345678901234567890123 - a123456789012345678901234567890123b 123456789012345678901234567890123
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| 351 | # and one really big one, beyond any plausible word width
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| 352 | 1234567890123456789012345678901234567890123456789012345678901234567890 - a1234567890123456789012345678901234567890123456789012345678901234567890b 1234567890123456789012345678901234567890123456789012345678901234567890
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| 353 | # fish for problems as brackets go past 8
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| 354 | [ab][cd][ef][gh][ij][kl][mn] - xacegikmoq acegikm
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| 355 | [ab][cd][ef][gh][ij][kl][mn][op] - xacegikmoq acegikmo
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| 356 | [ab][cd][ef][gh][ij][kl][mn][op][qr] - xacegikmoqy acegikmoq
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| 357 | [ab][cd][ef][gh][ij][kl][mn][op][q] - xacegikmoqy acegikmoq
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| 358 |
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| 359 | # subtleties of matching
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| 360 | abc & xabcy abc
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| 361 | a\(b\)?c\1d b acd
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| 362 | aBc i Abc Abc
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| 363 | a[Bc]*d i abBCcd abBCcd
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| 364 | 0[[:upper:]]1 &i 0a1 0a1
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| 365 | 0[[:lower:]]1 &i 0A1 0A1
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| 366 | a[^b]c &i abc
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| 367 | a[^b]c &i aBc
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| 368 | a[^b]c &i adc adc
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| 369 | [a]b[c] - abc abc
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| 370 | [a]b[a] - aba aba
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| 371 | [abc]b[abc] - abc abc
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| 372 | [abc]b[abd] - abd abd
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| 373 | a(b?c)+d - accd accd
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| 374 | (wee|week)(knights|night) - weeknights weeknights
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| 375 | (we|wee|week|frob)(knights|night|day) - weeknights weeknights
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| 376 | a[bc]d - xyzaaabcaababdacd abd
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| 377 | a[ab]c - aaabc abc
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| 378 | abc s abc abc
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| 379 | () s abc @abc
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| 380 | a* & b @b
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| 381 |
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| 382 | # Let's have some fun -- try to match a C comment.
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| 383 | # first the obvious, which looks okay at first glance...
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| 384 | /\*.*\*/ - /*x*/ /*x*/
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| 385 | # but...
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| 386 | /\*.*\*/ - /*x*/y/*z*/ /*x*/y/*z*/
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| 387 | # okay, we must not match */ inside; try to do that...
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| 388 | /\*([^*]|\*[^/])*\*/ - /*x*/ /*x*/
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| 389 | /\*([^*]|\*[^/])*\*/ - /*x*/y/*z*/ /*x*/
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| 390 | # but...
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| 391 | /\*([^*]|\*[^/])*\*/ - /*x**/y/*z*/ /*x**/y/*z*/
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| 392 | # and a still fancier version, which does it right (I think)...
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| 393 | /\*([^*]|\*+[^*/])*\*+/ - /*x*/ /*x*/
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| 394 | /\*([^*]|\*+[^*/])*\*+/ - /*x*/y/*z*/ /*x*/
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| 395 | /\*([^*]|\*+[^*/])*\*+/ - /*x**/y/*z*/ /*x**/
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| 396 | /\*([^*]|\*+[^*/])*\*+/ - /*x****/y/*z*/ /*x****/
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| 397 | /\*([^*]|\*+[^*/])*\*+/ - /*x**x*/y/*z*/ /*x**x*/
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| 398 | /\*([^*]|\*+[^*/])*\*+/ - /*x***x/y/*z*/ /*x***x/y/*z*/
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| 399 |
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| 400 | # subexpressions
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| 401 | .* - abc abc -
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| 402 | a(b)(c)d - abcd abcd b,c
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| 403 | a(((b)))c - abc abc b,b,b
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| 404 | a(b|(c))d - abd abd b,-
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| 405 | a(b*|c|e)d - abbd abbd bb
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| 406 | a(b*|c|e)d - acd acd c
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| 407 | a(b*|c|e)d - ad ad @d
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| 408 | a(b?)c - abc abc b
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| 409 | a(b?)c - ac ac @c
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| 410 | a(b+)c - abc abc b
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| 411 | a(b+)c - abbbc abbbc bbb
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| 412 | a(b*)c - ac ac @c
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| 413 | (a|ab)(bc([de]+)f|cde) - abcdef abcdef a,bcdef,de
|
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| 414 | # the regression tester only asks for 9 subexpressions
|
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| 415 | a(b)(c)(d)(e)(f)(g)(h)(i)(j)k - abcdefghijk abcdefghijk b,c,d,e,f,g,h,i,j
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| 416 | a(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)l - abcdefghijkl abcdefghijkl b,c,d,e,f,g,h,i,j,k
|
|---|
| 417 | a([bc]?)c - abc abc b
|
|---|
| 418 | a([bc]?)c - ac ac @c
|
|---|
| 419 | a([bc]+)c - abc abc b
|
|---|
| 420 | a([bc]+)c - abcc abcc bc
|
|---|
| 421 | a([bc]+)bc - abcbc abcbc bc
|
|---|
| 422 | a(bb+|b)b - abb abb b
|
|---|
| 423 | a(bbb+|bb+|b)b - abb abb b
|
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| 424 | a(bbb+|bb+|b)b - abbb abbb bb
|
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| 425 | a(bbb+|bb+|b)bb - abbb abbb b
|
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| 426 | (.*).* - abcdef abcdef abcdef
|
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| 427 | (a*)* - bc @b @b
|
|---|
| 428 |
|
|---|
| 429 | # do we get the right subexpression when it is used more than once?
|
|---|
| 430 | a(b|c)*d - ad ad -
|
|---|
| 431 | a(b|c)*d - abcd abcd c
|
|---|
| 432 | a(b|c)+d - abd abd b
|
|---|
| 433 | a(b|c)+d - abcd abcd c
|
|---|
| 434 | a(b|c?)+d - ad ad @d
|
|---|
| 435 | a(b|c?)+d - abcd abcd c
|
|---|
| 436 | a(b|c){0,0}d - ad ad -
|
|---|
| 437 | a(b|c){0,1}d - ad ad -
|
|---|
| 438 | a(b|c){0,1}d - abd abd b
|
|---|
| 439 | a(b|c){0,2}d - ad ad -
|
|---|
| 440 | a(b|c){0,2}d - abcd abcd c
|
|---|
| 441 | a(b|c){0,}d - ad ad -
|
|---|
| 442 | a(b|c){0,}d - abcd abcd c
|
|---|
| 443 | a(b|c){1,1}d - abd abd b
|
|---|
| 444 | a(b|c){1,1}d - acd acd c
|
|---|
| 445 | a(b|c){1,2}d - abd abd b
|
|---|
| 446 | a(b|c){1,2}d - abcd abcd c
|
|---|
| 447 | a(b|c){1,}d - abd abd b
|
|---|
| 448 | a(b|c){1,}d - abcd abcd c
|
|---|
| 449 | a(b|c){2,2}d - acbd acbd b
|
|---|
| 450 | a(b|c){2,2}d - abcd abcd c
|
|---|
| 451 | a(b|c){2,4}d - abcd abcd c
|
|---|
| 452 | a(b|c){2,4}d - abcbd abcbd b
|
|---|
| 453 | a(b|c){2,4}d - abcbcd abcbcd c
|
|---|
| 454 | a(b|c){2,}d - abcd abcd c
|
|---|
| 455 | a(b|c){2,}d - abcbd abcbd b
|
|---|
| 456 | a(b+|((c)*))+d - abd abd b,-,-
|
|---|
| 457 | a(b+|((c)*))+d - abcd abcd c,c,c
|
|---|
| 458 |
|
|---|
| 459 | # check out the STARTEND option
|
|---|
| 460 | [abc] &# a(b)c b
|
|---|
| 461 | [abc] &# a(d)c
|
|---|
| 462 | [abc] &# a(bc)d b
|
|---|
| 463 | [abc] &# a(dc)d c
|
|---|
| 464 | . &# a()c
|
|---|
| 465 | b.*c &# b(bc)c bc
|
|---|
| 466 | b.* &# b(bc)c bc
|
|---|
| 467 | .*c &# b(bc)c bc
|
|---|
| 468 |
|
|---|
| 469 | # plain strings, with the NOSPEC flag
|
|---|
| 470 | abc m abc abc
|
|---|
| 471 | abc m xabcy abc
|
|---|
| 472 | abc m xyz
|
|---|
| 473 | a*b m aba*b a*b
|
|---|
| 474 | a*b m ab
|
|---|
| 475 | "" mC EMPTY
|
|---|
| 476 |
|
|---|
| 477 | # cases involving NULs
|
|---|
| 478 | aZb & a a
|
|---|
| 479 | aZb &p a
|
|---|
| 480 | aZb &p# (aZb) aZb
|
|---|
| 481 | aZ*b &p# (ab) ab
|
|---|
| 482 | a.b &# (aZb) aZb
|
|---|
| 483 | a.* &# (aZb)c aZb
|
|---|
| 484 |
|
|---|
| 485 | # word boundaries (ick)
|
|---|
| 486 | [[:<:]]a & a a
|
|---|
| 487 | [[:<:]]a & ba
|
|---|
| 488 | [[:<:]]a & -a a
|
|---|
| 489 | a[[:>:]] & a a
|
|---|
| 490 | a[[:>:]] & ab
|
|---|
| 491 | a[[:>:]] & a- a
|
|---|
| 492 | [[:<:]]a.c[[:>:]] & axcd-dayc-dazce-abc abc
|
|---|
| 493 | [[:<:]]a.c[[:>:]] & axcd-dayc-dazce-abc-q abc
|
|---|
| 494 | [[:<:]]a.c[[:>:]] & axc-dayc-dazce-abc axc
|
|---|
| 495 | [[:<:]]b.c[[:>:]] & a_bxc-byc_d-bzc-q bzc
|
|---|
| 496 | [[:<:]].x..[[:>:]] & y_xa_-_xb_y-_xc_-axdc _xc_
|
|---|
| 497 | [[:<:]]a_b[[:>:]] & x_a_b
|
|---|
| 498 |
|
|---|
| 499 | # past problems, and suspected problems
|
|---|
| 500 | (A[1])|(A[2])|(A[3])|(A[4])|(A[5])|(A[6])|(A[7])|(A[8])|(A[9])|(A[A]) - A1 A1
|
|---|
| 501 | abcdefghijklmnop i abcdefghijklmnop abcdefghijklmnop
|
|---|
| 502 | abcdefghijklmnopqrstuv i abcdefghijklmnopqrstuv abcdefghijklmnopqrstuv
|
|---|
| 503 | (ALAK)|(ALT[AB])|(CC[123]1)|(CM[123]1)|(GAMC)|(LC[23][EO ])|(SEM[1234])|(SL[ES][12])|(SLWW)|(SLF )|(SLDT)|(VWH[12])|(WH[34][EW])|(WP1[ESN]) - CC11 CC11
|
|---|
| 504 | CC[13]1|a{21}[23][EO][123][Es][12]a{15}aa[34][EW]aaaaaaa[X]a - CC11 CC11
|
|---|
| 505 | Char \([a-z0-9_]*\)\[.* b Char xyz[k Char xyz[k xyz
|
|---|
| 506 | a?b - ab ab
|
|---|
| 507 | -\{0,1\}[0-9]*$ b -5 -5
|
|---|
| 508 | a*a*a*a*a*a*a* & aaaaaa aaaaaa
|
|---|
| 509 | (\b){0} - x @x -
|
|---|
| 510 | \(\b\)\{0,0\} b abc @abc -
|
|---|
| 511 | a(\b){0}c - ac ac -
|
|---|
| 512 | a(.*)b(\1){0}c - abc abc @bc,-
|
|---|
| 513 | a(.*)b(\1){0}c - axbc axbc x,-
|
|---|
| 514 |
|
|---|
| 515 | a\(\(b*\)\)c\1d b abbcbbd abbcbbd bb,bb
|
|---|
| 516 | a\(\([bc]\)\)\2d b abcdabbd abbd b,b
|
|---|
| 517 | a\(\(\(\([bc]\)\)\3\)\)*d b abbccd abbccd cc,cc,c,c
|
|---|
| 518 | a(b)(c)d - abcd abcd b,c
|
|---|
| 519 | a(((b)))c - abc abc b,b,b
|
|---|
| 520 | a(((b|(((c))))))d - abd abd b,b,b,-,-,-
|
|---|
| 521 | a(((b*|c|e)))d - abbd abbd bb,bb,bb
|
|---|
| 522 | a((b|c)){0,0}d - ad ad -,-
|
|---|
| 523 | a((b|c)){0,1}d - abd abd b,b
|
|---|
| 524 | a((b|c)){0,2}d - abcd abcd c,c
|
|---|
| 525 | a((b+|((c)*)))+d - abd abd b,b,-,-
|
|---|
| 526 | a((b+|((c)*)))+d - abcd abcd c,c,c,c
|
|---|
| 527 | (((\b))){0} - x @x -,-,-
|
|---|
| 528 | a(((.*)))b((\2)){0}c - abc abc @bc,@bc,@bc,-,-
|
|---|
| 529 | a(((.*)))b((\1)){0}c - axbc axbc x,x,x,-,-
|
|---|
| 530 |
|
|---|
| 531 | \b & SaT @aT
|
|---|
| 532 | \b & aT @aT
|
|---|
| 533 | a.*\b & abT ab
|
|---|
| 534 | \b & STSS
|
|---|
| 535 | \B & abc @bc
|
|---|
| 536 | \B & aSbTc
|
|---|
| 537 | \B & SaT @SaT
|
|---|
| 538 | \B & aSTSb @TSb
|
|---|