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path: root/test/pamfile.test
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#! /bin/sh
# This script tests: pamfile
# Also requires: pamchannel pamtopnm

echo "Test 1"

pamfile testimg.ppm
pamfile testgrid.pbm
pamchannel -infile=testimg.ppm -tupletype="GRAYSCALE" 0 | pamtopnm | pamfile
pamchannel -tupletype="GRAYSCALE" -infile=testimg.ppm 0 | pamfile

echo "Test 2"

cat testgrid.pbm testgrid.pbm testgrid.pbm | pamfile -count
cat testgrid.pbm testgrid.pbm testgrid.pbm | pamfile -allimages

echo "Test 3"

pamfile -size testimg.ppm
pamfile -machine testimg.ppm
cat testgrid.pbm testimg.ppm testgrid.pbm | pamfile -machine

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

pamfile -size -machine  testimg.ppm > ${test_out} || \
  printf "Expected failure 1 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

pamfile -count -machine testimg.ppm > ${test_out} || \
  printf "Expected failure 2 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

head -n1 testimg.ppm | pamfile > ${test_out} || \
  printf "Expected failure 3 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}