#! /bin/sh
# This script tests: pamrecolor
# Also requires: ppmtopgm pgmmake

tmpdir=${tmpdir:-/tmp}
base_pgm=${tmpdir}/base.pgm

pgmmake 0.5 230 150 > ${base_pgm}

echo "Test 1. Should produce 3500040755 101532"

pamrecolor --colorfile=${base_pgm} testimg.ppm | cksum

echo "Test 2. Should produce 3500040755 101532 twice"

pamrecolor --targetcolor=rgb:80/80/80 testimg.ppm | cksum
pamrecolor --colorspace=ntsc --targetcolor=rgb:80/80/80 testimg.ppm | cksum


test_out=${tmpdir}/test_out
truncated_file=${tmpdir}/truncated.txt
echo P6 > ${truncated_file}

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

pamrecolor --targetcolor=rgb:00/11/22 \
           --colorfile=${base1_pgm} testimg.ppm > ${test_out} || \
  printf "Expected failure 1 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

pamrecolor --rmult=0.3  --gmult=0.3  --bmult=0.3 \
           --colorfile=${base1_pgm} testimg.ppm > ${test_out} || \
  printf "Expected failure 2 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

pamrecolor --colorspace=void \
           --targetcolor=rgb:80/80/80 testimg.ppm > ${test_out} || \
  printf "Expected failure 3 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

pamrecolor --targetcolor=vague testimg.ppm > ${test_out} || \
  printf "Expected failure 4 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

pamrecolor --colorfile=${truncated_file} testimg.ppm > ${test_out} || \
  printf "Expected failure 5 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

pamrecolor --rmult=0.2989 --gmult=0.5866 testimg.ppm > ${test_out} || \
  printf "Expected failure 6 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

rm ${base_pgm} ${truncated_file}
