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Test for regexp patterns.
A pattern that gives the expected result produces OK, so that we know it was
actually tried.
STARTTEST
:so small.vim
:" tl is a List of Lists with:
:" regexp pattern
:" text to test the pattern on
:" expected match (optional)
:" expected submatch 1 (optional)
:" expected submatch 2 (optional)
:" etc.
:" When there is no match use only the first two items.
:let tl = []
:call add(tl, ['ab', 'aab', 'ab'])
:call add(tl, ['b', 'abcdef', 'b'])
:call add(tl, ['bc*', 'abccccdef', 'bcccc'])
:call add(tl, ['bc\{-}', 'abccccdef', 'b'])
:call add(tl, ['bc\{-}\(d\)', 'abccccdef', 'bccccd', 'd'])
:call add(tl, ['bc*', 'abbdef', 'b'])
:call add(tl, ['c*', 'ccc', 'ccc'])
:call add(tl, ['bc*', 'abdef', 'b'])
:call add(tl, ['c*', 'abdef', ''])
:call add(tl, ['bc\+', 'abccccdef', 'bcccc'])
:call add(tl, ['bc\+', 'abdef']) "no match
:"
:"operator \|
:call add(tl, ['a\|ab', 'cabd', 'a']) "alternation is ordered
:"
:call add(tl, ['c\?', 'ccb', 'c'])
:call add(tl, ['bc\?', 'abd', 'b'])
:call add(tl, ['bc\?', 'abccd', 'bc'])
:"
:call add(tl, ['\va{1}', 'ab', 'a'])
:"
:call add(tl, ['\va{2}', 'aa', 'aa'])
:call add(tl, ['\va{2}', 'caad', 'aa'])
:call add(tl, ['\va{2}', 'aba'])
:call add(tl, ['\va{2}', 'ab'])
:call add(tl, ['\va{2}', 'abaa', 'aa'])
:call add(tl, ['\va{2}', 'aaa', 'aa'])
:"
:call add(tl, ['\vb{1}', 'abca', 'b'])
:call add(tl, ['\vba{2}', 'abaa', 'baa'])
:call add(tl, ['\vba{3}', 'aabaac'])
:"
:call add(tl, ['\v(ab){1}', 'ab', 'ab', 'ab'])
:call add(tl, ['\v(ab){1}', 'dabc', 'ab', 'ab'])
:call add(tl, ['\v(ab){1}', 'acb'])
:"
:call add(tl, ['\v(ab){0,2}', 'acb', "", ""])
:call add(tl, ['\v(ab){0,2}', 'ab', 'ab', 'ab'])
:call add(tl, ['\v(ab){1,2}', 'ab', 'ab', 'ab'])
:call add(tl, ['\v(ab){1,2}', 'ababc', 'abab', 'ab'])
:call add(tl, ['\v(ab){2,4}', 'ababcab', 'abab', 'ab'])
:call add(tl, ['\v(ab){2,4}', 'abcababa', 'abab', 'ab'])
:"
:call add(tl, ['\v(ab){2}', 'abab', 'abab', 'ab'])
:call add(tl, ['\v(ab){2}', 'cdababe', 'abab', 'ab'])
:call add(tl, ['\v(ab){2}', 'abac'])
:call add(tl, ['\v(ab){2}', 'abacabab', 'abab', 'ab'])
:call add(tl, ['\v((ab){2}){2}', 'abababab', 'abababab', 'abab', 'ab'])
:call add(tl, ['\v((ab){2}){2}', 'abacabababab', 'abababab', 'abab', 'ab'])
:"
:call add(tl, ['\v(a{1}){1}', 'a', 'a', 'a'])
:call add(tl, ['\v(a{2}){1}', 'aa', 'aa', 'aa'])
:call add(tl, ['\v(a{2}){1}', 'aaac', 'aa', 'aa'])
:call add(tl, ['\v(a{2}){1}', 'daaac', 'aa', 'aa'])
:call add(tl, ['\v(a{1}){2}', 'daaac', 'aa', 'a'])
:call add(tl, ['\v(a{1}){2}', 'aaa', 'aa', 'a'])
:call add(tl, ['\v(a{2})+', 'adaac', 'aa', 'aa'])
:call add(tl, ['\v(a{2})+', 'aa', 'aa', 'aa'])
:call add(tl, ['\v(a{2}){1}', 'aa', 'aa', 'aa'])
:call add(tl, ['\v(a{1}){2}', 'aa', 'aa', 'a'])
:call add(tl, ['\v(a{1}){1}', 'a', 'a', 'a'])
:call add(tl, ['\v(a{2}){2}', 'aaaa', 'aaaa', 'aa'])
:call add(tl, ['\v(a{2}){2}', 'aaabaaaa', 'aaaa', 'aa'])
:"
:call add(tl, ['\v(a+){2}', 'dadaac', 'aa', 'a'])
:call add(tl, ['\v(a{3}){2}', 'aaaaaaa', 'aaaaaa', 'aaa'])
:"
:call add(tl, ['\v(a{1,2}){2}', 'daaac', 'aaa', 'a'])
:call add(tl, ['\v(a{1,3}){2}', 'daaaac', 'aaaa', 'a'])
:call add(tl, ['\v(a{1,3}){2}', 'daaaaac', 'aaaaa', 'aa'])
:call add(tl, ['\v(a{1,3}){3}', 'daac'])
:call add(tl, ['\v(a{1,2}){2}', 'dac'])
:call add(tl, ['\v(a+)+', 'daac', 'aa', 'aa'])
:call add(tl, ['\v(a+)+', 'aaa', 'aaa', 'aaa'])
:call add(tl, ['\v(a+){1,2}', 'aaa', 'aaa', 'aaa'])
:call add(tl, ['\v(a+)(a+)', 'aaa', 'aaa', 'aa', 'a'])
:call add(tl, ['\v(a{3})+', 'daaaac', 'aaa', 'aaa'])
:call add(tl, ['\v(a|b|c)+', 'aacb', 'aacb', 'b'])
:call add(tl, ['\v(a|b|c){2}', 'abcb', 'ab', 'b'])
:call add(tl, ['\v(abc){2}', 'abcabd', ])
:call add(tl, ['\v(abc){2}', 'abdabcabc','abcabc', 'abc'])
:"
:call add(tl, ['a*', 'cc', ''])
:call add(tl, ['\v(a*)+', 'cc', ''])
:call add(tl, ['\v((ab)+)+', 'ab', 'ab', 'ab', 'ab'])
:call add(tl, ['\v(((ab)+)+)+', 'ab', 'ab', 'ab', 'ab', 'ab'])
:call add(tl, ['\v(((ab)+)+)+', 'dababc', 'abab', 'abab', 'abab', 'ab'])
:call add(tl, ['\v(a{0,2})+', 'cc', ''])
:call add(tl, ['\v(a*)+', '', ''])
:call add(tl, ['\v((a*)+)+', '', ''])
:call add(tl, ['\v((ab)*)+', '', ''])
:call add(tl, ['\va{1,3}', 'aab', 'aa'])
:call add(tl, ['\va{2,3}', 'abaa', 'aa'])
:"
:call add(tl, ['\v((ab)+|c*)+', 'abcccaba', 'abcccab', '', 'ab'])
:call add(tl, ['\v(a{2})|(b{3})', 'bbabbbb', 'bbb', '', 'bbb'])
:call add(tl, ['\va{2}|b{2}', 'abab'])
:call add(tl, ['\v(a)+|(c)+', 'bbacbaacbbb', 'a', 'a'])
:call add(tl, ['\vab{2,3}c', 'aabbccccccccccccc', 'abbc'])
:call add(tl, ['\vab{2,3}c', 'aabbbccccccccccccc', 'abbbc'])
:call add(tl, ['\vab{2,3}cd{2,3}e', 'aabbbcddee', 'abbbcdde'])
:call add(tl, ['\va(bc){2}d', 'aabcbfbc' ])
:call add(tl, ['\va*a{2}', 'a', ])
:call add(tl, ['\va*a{2}', 'aa', 'aa' ])
:call add(tl, ['\va*a{2}', 'aaa', 'aaa' ])
:call add(tl, ['\va*a{2}', 'bbbabcc', ])
:call add(tl, ['\va*b*|a*c*', 'a', 'a'])
:call add(tl, ['\va{1}b{1}|a{1}b{1}', ''])
:"
:"submatches
:call add(tl, ['\v(a)', 'ab', 'a', 'a'])
:call add(tl, ['\v(a)(b)', 'ab', 'ab', 'a', 'b'])
:call add(tl, ['\v(ab)(b)(c)', 'abbc', 'abbc', 'ab', 'b', 'c'])
:call add(tl, ['\v((a)(b))', 'ab', 'ab', 'ab', 'a', 'b'])
:call add(tl, ['\v(a)|(b)', 'ab', 'a', 'a'])
:"
:call add(tl, ['\v(a*)+', 'aaaa', 'aaaa', ''])
:call add(tl, ['x', 'abcdef'])
:"
:for t in tl
: let l = matchlist(t[1], t[0])
:" check the match itself
: if len(l) == 0 && len(t) > 2
: $put ='ERROR: pat: \"' . t[0] . '\", text: \"' . t[1] . '\", did not match, expected: \"' . t[2] . '\"'
: elseif len(l) > 0 && len(t) == 2
: $put ='ERROR: pat: \"' . t[0] . '\", text: \"' . t[1] . '\", match: \"' . l[0] . '\", expected no match'
: elseif len(t) > 2 && l[0] != t[2]
: $put ='ERROR: pat: \"' . t[0] . '\", text: \"' . t[1] . '\", match: \"' . l[0] . '\", expected: \"' . t[2] . '\"'
: else
: $put ='OK'
: endif
: if len(l) > 0
:" check all the nine submatches
: for i in range(1, 9)
: if len(t) <= i + 2
: let e = ''
: else
: let e = t[i + 2]
: endif
: if l[i] != e
: $put ='ERROR: pat: \"' . t[0] . '\", text: \"' . t[1] . '\", submatch ' . i . ': \"' . l[i] . '\", expected: \"' . e . '\"'
: endif
: endfor
: unlet i
: endif
:endfor
:unlet t tl e l
:/^Results/,$wq! test.out
ENDTEST
Results of test64:
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