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

echo "Test 1."

pnmcat -lr testgrid.pbm testgrid.pbm | cksum
pnmcat -tb testgrid.pbm testgrid.pbm | cksum

pnmcat -lr testimg.ppm testimg.ppm | cksum
pnmcat -tb testimg.ppm testimg.ppm | cksum

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

# direction not specified
pnmcat testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 1"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

# both directions specified
pnmcat -topbottom -leftright testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 2"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

# both pad colors specified
pnmcat -topbottom -white -black testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 3"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

# justification parameters overspecified
pnmcat -lr -jtop -jbottom testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 4"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -lr -jtop -jcenter testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 5"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -lr -jcenter -jbottom testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 6"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -tb -jleft -jright testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 7"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -tb -jleft -jcenter testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 8"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -tb -jcenter -jright testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 9"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

# justification parameter in the wrong direction
pnmcat -lr -jleft    testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 10"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -lr -jright   testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 11"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -tb -jtop     testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 12"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

pnmcat -tb -jbottom  testgrid.pbm testimg.ppm > ${test_out} || \
  echo -n "Expected failure 13"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}

# more than one input image from standard input
cat testgrid.pbm | pnmcat -lr - - testimg.ppm > ${test_out} || \
  echo -n "Expected failure 14"
  test -s ${test_out}; echo " "$?
  rm -f {test_out}