sh/tests/parser/case1.0

   1 # $FreeBSD: head/bin/sh/tests/parser/case1.0 207824 2010-05-09 17:10:50Z jilles $
   2
   3 keywords='if then else elif fi while until for do done { } case esac ! in'
   4
   5 # Keywords can be used unquoted in case statements, except the keyword
   6 # esac as the first pattern of a '|' alternation without a starting '('.
   7 # (POSIX doesn't seem to require (esac) to work.)
   8 for k in $keywords; do
   9         eval "case $k in (foo|$k) ;; *) echo bad ;; esac"
  10         eval "case $k in ($k) ;; *) echo bad ;; esac"
  11         eval "case $k in foo|$k) ;; *) echo bad ;; esac"
  12         [ "$k" = esac ] && continue
  13         eval "case $k in $k) ;; *) echo bad ;; esac"
  14 done