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 23set -f 24testcase 'set -- $s' '1|ast*que?non' 25testcase 'set -- ${s%\?*}' '1|ast*que' 26testcase 'set -- "${s%\?*}"' '1|ast*que' 27testcase 'set -- ${s%\**}' '1|ast' 28testcase 'set -- "${s%\**}"' '1|ast' 29testcase 'set -- ${s%"$q"*}' '1|ast*que' 30testcase 'set -- "${s%"$q"*}"' '1|ast*que' 31testcase 'set -- ${s%"$a"*}' '1|ast' 32testcase 'set -- "${s%"$a"*}"' '1|ast' 33testcase 'set -- ${s%"$q"$a}' '1|ast*que' 34testcase 'set -- "${s%"$q"$a}"' '1|ast*que' 35testcase 'set -- ${s%"$a"$a}' '1|ast' 36testcase 'set -- "${s%"$a"$a}"' '1|ast' 37set +f 38 39testcase 'set -- "${b%\}}"' '1|{{(#)}' 40# Parentheses are special in ksh, check that they can be escaped 41testcase 'set -- "${b%\)*}"' '1|{{(#' 42testcase 'set -- "${h#\#}"' '1|#' 43 44testcase 'set -- ${p%"${p#?}"}' '1|/' 45testcase 'set -- ${p%"${p#??????}"}' '1|/etc' 46testcase 'set -- ${p%"${p#???????}"}' '1|/etc/' 47testcase 'set -- "${p%"${p#?}"}"' '1|/' 48testcase 'set -- "${p%"${p#??????}"}"' '1|/et[c]' 49testcase 'set -- "${p%"${p#???????}"}"' '1|/et[c]/' 50testcase 'set -- ${p#"${p}"}' '0|' 51testcase 'set -- "${p#"${p}"}"' '1|' 52testcase 'set -- "${p#*\[}"' '1|c]/' 53 54test "x$failures" = x 55