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#! /bin/sh
# This script tests: ppmforge
# Also requires: pamfile

echo "Test 1: Should print 256 256"

# Default size is 256 256
ppmforge -night | pamfile -size

echo "Test 2: Should print 40 30"

# Width is adjusted if not even
# becomes 40 in this case
ppmforge -night -width=39 -height=30 | pamfile -size

echo "Test 3: Should print 90 90"

# Width is adjusted if smaller than height
# brought up to 90 in this case
ppmforge -night -width=80 -height=90 | pamfile -size

echo "Test Invalid"

tmpdir=${tmpdir:-/tmp}
test_out=${tmpdir}/test_out

echo 1>&2
echo "Invalid command-line arguments." 1>&2
echo "Error messages should appear below the line." 1>&2
echo "-----------------------------------------------------------" 1>&2

ppmforge -night  -dimension=0  > ${test_out} || \
  printf "Expected failure 1 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

ppmforge  -dimension=10  > ${test_out} || \
  printf "Expected failure 2 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

ppmforge  -dimension=-1  > ${test_out} || \
  printf "Expected failure 3 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

ppmforge -clouds -mesh=1.99    > ${test_out} || \
  printf "Expected failure 4 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

ppmforge -clouds -power=0      > ${test_out} || \
  printf "Expected failure 5 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

ppmforge         -ice=-1       > ${test_out} || \
  printf "Expected failure 6 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}

ppmforge         -glaciers=-1  > ${test_out} || \
  printf "Expected failure 7 "
  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
  rm -f ${test_out}