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

  alias pnmtile="${PBM_TESTPREFIX}pnmtile"
  alias pnmcat="${PBM_BINPREFIX}pnmcat"
  shopt -s expand_aliases

pnmtile 40 50 testgrid.pbm | cksum

pnmtile 454 298 testimg.ppm > ${tmpdir}/testimg4.ppm &&
pnmcat -lr testimg.ppm testimg.ppm > ${tmpdir}/testimg2.ppm &&
pnmcat -tb ${tmpdir}/testimg2.ppm ${tmpdir}/testimg2.ppm | \
cmp -s - ${tmpdir}/testimg4.ppm
echo $?

rm ${tmpdir}/testimg{2,4}.ppm