test/pj-roundtrip.test


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#! /bin/bash
# This script tests: ppmtopj pjtoppm
# Also requires: pamseq pnmremap pamtopnm pamdepth ppmtoppm

echo "Test 1. Should print:  0 0 0 0 : 0"

tmpdir=${tmpdir:-/tmp}
test8_ppm=${tmpdir}/testimg8.ppm

pamseq 3 1 | pnmremap -map - testimg.ppm | pamtopnm -assume > ${test8_ppm}

ppmtopj ${test8_ppm} | pjtoppm | pamdepth 1 | \
  cmp -s - ${test8_ppm} > /dev/null
  echo ${PIPESTATUS[@]} ":" $?

rm ${test8_ppm}

echo "Test 2. Should print:  0 0 : 0"

testout_ppm=${tmpdir}/testout.ppm

ppmtopj maze.pbm | pjtoppm > ${testout_ppm}
  ppmtoppm < maze.pbm | cmp -s - ${testout_ppm} > /dev/null
  echo ${PIPESTATUS[@]} ":" $?

rm ${testout_ppm}