tests/cprint.tests

   1 #
   2 # a nonsense script and shell function to test out the command printing code
   3 #
   4 tf()
   5 {
   6         # simple command with redir
   7         echo this is ${0##*/} > /dev/null
   8
   9         # pipeline
  10         echo a | cat - > /dev/null
  11
  12         test -f ${0##*/} && echo ${0##*/} is a regular file
  13         test -d ${0##*/} || echo ${0##*/} is not a directory
  14
  15         echo a ; echo b ; echo c
  16
  17         echo background >/dev/null &
  18
  19         ( exit 1 )
  20         echo $?
  21
  22         { echo a ; }
  23
  24         i=0
  25         while (( i < 3 )); do
  26                 test -r /dev/fd/$i
  27                 i=$(( i + 1 ))
  28         done
  29
  30         [[ -r /dev/fd/0 && -w /dev/fd/1 ]] || echo oops > /dev/null
  31
  32         for name in $( echo 1 2 3 ); do
  33                 test -r /dev/fd/$name
  34         done
  35
  36         if [[ -r /dev/fd/0 && -w /dev/fd/1 ]] ; then
  37                 echo ok > /dev/null
  38         elif (( 7 > 40 )) ; then
  39                 echo oops
  40         else
  41                 echo done
  42         fi > /dev/null
  43
  44         case $PATH in
  45         *$PWD*) echo \$PWD in \$PATH ;;
  46         *)      echo \$PWD not in \$PATH ;;
  47         esac > /dev/null
  48
  49         while false; do echo z; done > /dev/null
  50
  51         until true; do echo z ; done > /dev/null
  52
  53         echo \&\|'()' \{ echo abcde \; \}
  54         # when not in POSIX mode, we can have weirdly-named functions
  55         eval fu\%nc'()' \{ echo abcde \; \}
  56         type fu\%nc
  57 }
  58
  59 tf2()
  60 {
  61         ( { time -p echo a | cat - > /dev/null ; } ) 2>&1
  62 }
  63
  64 type tf
  65 type tf2
  66
  67 tf