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#! /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} ${testimg4_ppm}
test_out=${tmpdir}/test_out
echo 1>&2
echo "Invalid command-line argument combinations." 1>&2
echo "Error messages should appear below the line." 1>&2
echo "-----------------------------------------------------------" 1>&2
pnmtile 100 testgrid.pbm > ${test_out} || \
echo -n "Expected failure 1"; test -s ${test_out}; echo " "$?
pnmtile 100 0 testgrid.pbm > ${test_out} || \
echo -n "Expected failure 2"; test -s ${test_out}; echo " "$?
pnmtile 0 100 testgrid.pbm > ${test_out} || \
echo -n "Expected failure 3"; test -s ${test_out}; echo " "$?
pnmtile 100 100 100 testgrid.pbm > ${test_out} || \
echo -n "Expected failure 4"; test -s ${test_out}; echo " "$?
rm -f ${test_out}
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