#! /bin/sh

# Test recognition of Shell format strings.

tmpfiles=""
trap 'rm -fr $tmpfiles' 1 2 3 15

tmpfiles="$tmpfiles f-sh-1.data"
cat <<\EOF > f-sh-1.data
# Invalid: no argument
"abc"
# Valid: one argument
"abc$file"
# Valid: one argument
"abc$f_x"
# Invalid: context dependent variable
"abc$0"
# Invalid: context dependent variable
"abc$$"
# Invalid: complex shell syntax
"abc${tmpdir-/tmp}"
# Invalid: unterminated
"abc$"
# Invalid: unterminated name
"abc${A"
# Invalid: non-ASCII character
"abc$ß"
# Invalid: non-ASCII character
"abc${ß}"
# Invalid: an empty name
"abc${}"
# Valid: three arguments
"abc$dir$file"
# Valid: three arguments, two with equal names
"abc$addr$char$addr"
EOF

: ${XGETTEXT=xgettext}
n=0
while read comment; do
  read string
  n=`expr $n + 1`
  tmpfiles="$tmpfiles f-sh-1-$n.in f-sh-1-$n.po"
  sed -e 's,\$,\\$,g' <<EOF > f-sh-1-$n.in
gettext ${string};
EOF
  ${XGETTEXT} -L Shell --from-code=ISO-8859-1 -o f-sh-1-$n.po f-sh-1-$n.in || exit 1
  test -f f-sh-1-$n.po || exit 1
  fail=
  if echo "$comment" | grep 'Valid:' > /dev/null; then
    if grep sh-format f-sh-1-$n.po > /dev/null; then
      :
    else
      fail=yes
    fi
  else
    if grep sh-format f-sh-1-$n.po > /dev/null; then
      fail=yes
    else
      :
    fi
  fi
  if test -n "$fail"; then
    echo "Format string recognition error:" 1>&2
    cat f-sh-1-$n.in 1>&2
    echo "Got:" 1>&2
    cat f-sh-1-$n.po 1>&2
    exit 1
  fi
  rm -f f-sh-1-$n.in f-sh-1-$n.po
done < f-sh-1.data

rm -fr $tmpfiles

exit 0
