#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

set aa bb cc -- dd ; f=$'\1' IFS=$f

recho "$f$*$f"
recho "$f--$f"

[[ $f$*$f == *$f--$f* ]] && echo ok 1
[[ $f$*$f == "$f--$f" ]] || echo ok 2

[[ ${f}${*}${f} == *$f--$f* ]] && echo ok 3

[[ $f$*$f == $f$*$f ]] && echo ok 4
[[ ${f}${*}${f} == $f$*$f ]] && echo ok 5
[[ $f$*$f == *--* ]] && echo ok 6

[[ $* == $* ]] && echo ok 7
[[ $* == ${*} ]] && echo ok 8
[[ $f == $f ]] && echo ok 9
[[ $f == ${f} ]] && echo ok 10

# now with f an array and $f -> ${f[0]}

set aa bb cc -- dd ; f=( $'\1' )

[[ $f$*$f == *$f--$f* ]] && echo ok 11
[[ ${f}${*}${f} == *$f--$f* ]] && echo ok 12
[[ $f$*$f == $f$*$f ]] && echo ok 13
[[ ${f}${*}${f} == $f$*$f ]] && echo ok 14
[[ $f$*$f == *--* ]] && echo ok 15

[[ $* == $* ]] && echo ok 16
[[ $* == ${*} ]] && echo ok 17
[[ $f == $f ]] && echo ok 18
[[ $f == ${f} ]] && echo ok 19

# now use an array instead of $*
A=( aa bb cc -- dd ); f=$'\1' IFS=$f

[[ $f${A[*]}$f == $f${A[*]}$f ]] && echo ok 20
[[ $f${A[*]}$f == *--* ]] && echo ok 21
[[ ${f}${A[*]}${f} == *$f--$f* ]] && echo ok 22

[[ ${f}${A[*]}${f} == $f${A[*]}$f ]] && echo ok 23
[[ ${A[*]} == ${A[*]} ]] && echo ok 24

# now test $N/${N}/${A[N]}
set aa bb $'\1' cc -- dd ; f=$'\1' IFS=$f

[[ $3$*$3 == $3$*$3 ]] && echo ok 25
[[ $3$*$3 == ${3}${*}${3} ]] && echo ok 26
[[ $3$*$3 == $3${*}${3} ]] && echo ok 27
[[ $* == *$3* ]]&& echo ok 28
[[ $* == *${3}* ]]&& echo ok 29

# now use an array instead of $*
A=( aa bb $'\1' cc -- dd )

[[ ${A[2]}${A[*]}${A[2]} == ${A[2]}${A[*]}${A[2]} ]] && echo ok 30
[[ ${A[2]}$*${A[2]} == ${A[2]}${*}${A[2]} ]] && echo ok 31
[[ ${A[2]}$*${A[2]} == ${A[2]}${*}${A[2]} ]] && echo ok 32
[[ $* == *${A[2]}* ]]&& echo ok 33
[[ $* == *${A[2]}* ]]&& echo ok 34

unset -v A

set -- aa bb cc -- dd
case $* in
"$*")	echo ok 35;;
*)	echo bad 35;;
esac

case $f in
$f)	echo ok 36;;
*)	echo bad 36;;
esac

case $f$*$f in
$f"$*"$f)	echo ok 37;;
*)	echo bad 37;;
esac

case $f$*$f in
*$f--$f*)	echo ok 38;;
*)	echo bad 38;;
esac