#! /bin/sh
# This script tests: ppmtopcx pcxtoppm
# Also requires: pgmtoppm pnmremap

tmpdir=${tmpdir:-/tmp}
pcxstd_ppm=${tmpdir}/pcxstd_ppm
testpcx_ppm=${tmpdir}/test-pcx.ppm

cat > ${pcxstd_ppm} << EOF
P3
16 1
255
  0   0   0
  0   0 170
  0 170   0
  0 170 170
170   0   0
170   0 170
170 170   0
170 170 170
 85  85  85
 85  85 255
 85 255  85
 85 255 255
255  85  85
255  85 255
255 255  85
255 255 255
EOF

echo "Test 1.  Should print 1926073387 101484"
ppmtopcx testimg.ppm | pcxtoppm | cksum

echo "Test 2.  Should print 369063776 101484 three times"
pnmremap testimg.ppm -mapfile=${pcxstd_ppm} | tee ${testpcx_ppm} | cksum
ppmtopcx -stdpalette -packed ${testpcx_ppm} | pcxtoppm | cksum
ppmtopcx -stdpalette -packed -8bit ${testpcx_ppm} | pcxtoppm | cksum

rm ${testpcx_ppm} ${pcxstd_ppm}

echo "Test 3.  Should print 669206373 10102 twice"
pgmtoppm < maze.pbm | cksum
ppmtopcx -stdpalette -packed maze.pbm | pcxtoppm | cksum