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#! /bin/bash
# This script tests: pnmpsnr
# Also requires: pbmmake
tmpdir=${tmpdir:-/tmp}
w_pbm=${tmpdir}/w.pbm
b_pbm=${tmpdir}/b.pbm
pbmmake -w 10 10 > ${w_pbm}
pbmmake -b 10 10 > ${b_pbm}
echo "Test 1"
pnmpsnr ${w_pbm} ${b_pbm} -machine
pnmpsnr ${w_pbm} ${w_pbm} -machine
pnmpsnr ${w_pbm} ${w_pbm} -machine -max=1000
pnmpsnr ${w_pbm} ${w_pbm} -target=1000
echo "Test 2"
pnmpsnr testimg.ppm testimg.ppm -machine -max=300
pnmpsnr testimg.ppm testimg.ppm -target=1000
pnmpsnr testimg.ppm testimg.ppm -target1=1000 -target2=1000 -target3=1000
echo "Test Invalid"
tmpdir=${tmpdir:-/tmp}
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
pnmpsnr ${b_pbm} ${w_pbm} ${b_pbm} > ${test_out} || \
echo -n "Expected failure 1"; test -s ${test_out}; echo " "$?
pnmpsnr ${b_pbm} > ${test_out} || \
echo -n "Expected failure 2"; test -s ${test_out}; echo " "$?
pnmpsnr ${b_pbm} ${w_pbm} -target1=100 > ${test_out} || \
echo -n "Expected failure 3"; test -s ${test_out}; echo " "$?
pnmpsnr -machine > ${test_out} || \
echo -n "Expected failure 4"; test -s ${test_out}; echo " "$?
rm ${b_pbm} ${w_pbm} ${test_out}
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