test/pamsumm.test


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#! /bin/sh
# This script tests: pamsumm
# Also requires:

echo "Test 1.  Should print in order: 56, 0, 1, 0.250000"

for type in -sum -min -max -mean
  do
  pamsumm -brief $type testgrid.pbm
  done

echo "Test 2.  Should print in order: 1627, 0, 1, 0.483794"

for type in -sum -min -max -mean
  do
  pamsumm -brief $type maze.pbm
  done

echo "Test 3.  Should print in order: 10772432, 15, 255, 106.164760"

for type in -sum -min -max -mean
  do
  pamsumm -brief $type testimg.ppm
  done


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

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

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

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

pamsumm            testimg.ppm > ${test_out} || \
  printf "Expected failure 4 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}