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: