#! /bin/bash
# This script tests: pnmcolormap
# Also requires:

pnmcolormap -plain -sort 2 testgrid.pbm
pnmcolormap -plain -sort -square 2 testgrid.pbm 
pnmcolormap -plain -sort all testgrid.pbm

echo 1>&2
echo "Invalid command-line arguments." 1>&2
echo "Error messages should appear below the line." 1>&2
echo "-----------------------------------------------------------" 1>&2

tmpdir=${tmpdir:-/tmp}
test_out=${tmpdir}/test_out

pnmcolormap 0 testimg.ppm   > ${test_out} || \
  echo -n "Expected failure 1"; test -s ${test_out}; echo " "$?
pnmcolormap -1 testimg.ppm  > ${test_out} || \
  echo -n "Expected failure 2"; test -s ${test_out}; echo " "$?
pnmcolormap 0.1 testimg.ppm > ${test_out} || \
  echo -n "Expected failure 3"; test -s ${test_out}; echo " "$?
pnmcolormap -center -meancolor 16 testimg.ppm    > ${test_out} || \
  echo -n "Expected failure 4"; test -s ${test_out}; echo " "$?
pnmcolormap -center -meanpixel 16 testimg.ppm    > ${test_out} || \
  echo -n "Expected failure 5"; test -s ${test_out}; echo " "$?
pnmcolormap -meancolor -meanpixel 16 testimg.ppm > ${test_out} || \
  echo -n "Expected failure 6"; test -s ${test_out}; echo " "$?
pnmcolormap -spreadbrightness -spreadluminosity 16 \
  testimg.ppm > ${test_out} || \
  echo -n "Expected failure 7"; test -s ${test_out}; echo " "$?

rm ${test_out}