#! /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 $?

rm ${testimg2_ppm} ${testimg4_ppm}