tests/exp9.sub

   1 # expansion test cases from Posix interp 888
   2
   3 set "abc" "def ghi" "jkl"
   4 unset novar
   5 IFS=' ' # a space
   6 printf '%s\n' $*
   7 printf '%s\n' "$*"
   8 printf '%s\n' xx$*yy
   9 printf '%s\n' "xx$*yy"
  10 printf '%s\n' $@
  11 printf '%s\n' "$@"
  12 printf '%s\n' ${1+"$@"}
  13 printf '%s\n' ${novar-"$@"}
  14 printf '%s\n' xx$@yy
  15 printf '%s\n' "xx$@yy"
  16 printf '%s\n' $@$@
  17 printf '%s\n' "$@$@"
  18 IFS=':'
  19 printf '%s\n' "$*"
  20 var=$*; printf '%s\n' "$var"
  21 var="$*"; printf '%s\n' "$var"
  22 unset var
  23 printf '%s\n' ${var-$*}
  24 printf '%s\n' "${var-$*}"
  25 printf '%s\n' ${var-"$*"}
  26 printf '%s\n' ${var=$*}
  27 printf 'var=%s\n' "$var"
  28 unset var
  29 printf '%s\n' "${var=$*}"
  30 printf 'var=%s\n' "$var"
  31
  32 IFS='' # null
  33 printf '%s\n' "$*"
  34 var=$*; printf '%s\n' "$var"
  35 var="$*"; printf '%s\n' "$var"
  36 unset var
  37 printf '%s\n' ${var-$*}
  38 printf '%s\n' "${var-$*}"
  39 printf '%s\n' ${var-"$*"}
  40 printf '%s\n' ${var=$*}
  41 printf 'var=%s\n' "$var"
  42 unset var
  43 printf '%s\n' "${var=$*}"
  44 printf 'var=%s\n' "$var"
  45 printf '%s\n' "$@"
  46
  47 unset IFS
  48 printf '%s\n' "$*"
  49 var=$*; printf '%s\n' "$var"
  50 var="$*"; printf '%s\n' "$var"
  51 unset var
  52 printf '%s\n' ${var-$*}
  53 printf '%s\n' "${var-$*}"
  54 printf '%s\n' ${var-"$*"}
  55 printf '%s\n' ${var=$*}
  56 printf 'var=%s\n' "$var"
  57 unset var
  58 printf '%s\n' "${var=$*}"
  59 printf 'var=%s\n' "$var"
  60 printf '%s\n' "$@"
  61
  62 set --
  63 printf '[%s]\n' foo "$*"
  64 printf '[%s]\n' foo "$novar$*$(echo)"
  65 printf '[%s]\n' foo $@
  66 printf '[%s]\n' foo "$@"
  67 printf '[%s]\n' foo ''$@
  68 printf '[%s]\n' foo ''"$@"
  69 printf '[%s]\n' foo ''"$novar$@$(echo)"