#! /bin/bash
# This script tests: pnmtile
# Also requires: pnmcat


# Test 1.  Should print 4228632379 259
pnmtile 40 50 testgrid.pbm | cksum

tmpdir=${tmpdir:-/tmp}

# Test 2.  Compare 2x2 tile images produced by pnmtile and pnmcat
# Should print 0
testimg2_ppm=${tmpdir}/testimg2.ppm
testimg4_ppm=${tmpdir}/testimg4.ppm

pnmtile 454 298 testimg.ppm > ${testimg4_ppm} &&
pnmcat -lr testimg.ppm testimg.ppm > ${testimg2_ppm} &&
pnmcat -tb ${testimg2_ppm} ${testimg2_ppm} | \
cmp -s - ${testimg4_ppm}
echo ${PIPESTATUS[@]} ":" $?

rm ${testimg2_ppm} ${testimg4_ppm}
