1 2e= q='?' a='*' t=texttext s='ast*que?non' p='/et[c]/' w='a b c' b='{{(#)}}' 3h='##' 4failures='' 5ok='' 6 7testcase() { 8 code="$1" 9 expected="$2" 10 oIFS="$IFS" 11 eval "$code" 12 IFS='|' 13 result="$#|$*" 14 IFS="$oIFS" 15 if [ "x$result" = "x$expected" ]; then 16 ok=x$ok 17 else 18 failures=x$failures 19 echo "For $code, expected $expected actual $result" 20 fi 21} 22 23testcase 'set -- ${t%t}' '1|texttex' 24testcase 'set -- "${t%t}"' '1|texttex' 25testcase 'set -- ${t%e*}' '1|textt' 26testcase 'set -- "${t%e*}"' '1|textt' 27testcase 'set -- ${t%%e*}' '1|t' 28testcase 'set -- "${t%%e*}"' '1|t' 29testcase 'set -- ${t%%*}' '0|' 30testcase 'set -- "${t%%*}"' '1|' 31testcase 'set -- ${t#t}' '1|exttext' 32testcase 'set -- "${t#t}"' '1|exttext' 33testcase 'set -- ${t#*x}' '1|ttext' 34testcase 'set -- "${t#*x}"' '1|ttext' 35testcase 'set -- ${t##*x}' '1|t' 36testcase 'set -- "${t##*x}"' '1|t' 37testcase 'set -- ${t##*}' '0|' 38testcase 'set -- "${t##*}"' '1|' 39testcase 'set -- ${t%e$a}' '1|textt' 40 41set -f 42testcase 'set -- ${s%[?]*}' '1|ast*que' 43testcase 'set -- "${s%[?]*}"' '1|ast*que' 44testcase 'set -- ${s%[*]*}' '1|ast' 45testcase 'set -- "${s%[*]*}"' '1|ast' 46set +f 47 48testcase 'set -- $b' '1|{{(#)}}' 49testcase 'set -- ${b%\}}' '1|{{(#)}' 50testcase 'set -- ${b#{}' '1|{(#)}}' 51testcase 'set -- "${b#{}"' '1|{(#)}}' 52# Parentheses are special in ksh, check that they can be escaped 53testcase 'set -- ${b%\)*}' '1|{{(#' 54testcase 'set -- ${b#{}' '1|{(#)}}' 55testcase 'set -- $h' '1|##' 56testcase 'set -- ${h#\#}' '1|#' 57testcase 'set -- ${h###}' '1|#' 58testcase 'set -- "${h###}"' '1|#' 59testcase 'set -- ${h%#}' '1|#' 60testcase 'set -- "${h%#}"' '1|#' 61 62set -f 63testcase 'set -- ${s%"${s#?}"}' '1|a' 64testcase 'set -- ${s%"${s#????}"}' '1|ast*' 65testcase 'set -- ${s%"${s#????????}"}' '1|ast*que?' 66testcase 'set -- ${s#"${s%?}"}' '1|n' 67testcase 'set -- ${s#"${s%????}"}' '1|?non' 68testcase 'set -- ${s#"${s%????????}"}' '1|*que?non' 69set +f 70testcase 'set -- "${s%"${s#?}"}"' '1|a' 71testcase 'set -- "${s%"${s#????}"}"' '1|ast*' 72testcase 'set -- "${s%"${s#????????}"}"' '1|ast*que?' 73testcase 'set -- "${s#"${s%?}"}"' '1|n' 74testcase 'set -- "${s#"${s%????}"}"' '1|?non' 75testcase 'set -- "${s#"${s%????????}"}"' '1|*que?non' 76testcase 'set -- ${p#${p}}' '1|/etc/' 77testcase 'set -- "${p#${p}}"' '1|/et[c]/' 78testcase 'set -- ${p#*[[]}' '1|c]/' 79testcase 'set -- "${p#*[[]}"' '1|c]/' 80testcase 'set -- ${p#*\[}' '1|c]/' 81testcase 'set -- ${p#*"["}' '1|c]/' 82testcase 'set -- "${p#*"["}"' '1|c]/' 83 84test "x$failures" = x 85