#! /bin/bash
# This script tests: pbmclean
# Also requires: pbmmake pbmpage pnmmargin pnmpad

  alias pbmclean="${PBM_TESTPREFIX}pbmclean"
  alias pbmmake="${PBM_BINPREFIX}pbmmake"
  alias pbmpage="${PBM_BINPREFIX}pbmpage"
  alias pnmmargin="${PBM_BINPREFIX}pnmmargin"
  shopt -s expand_aliases

tmpdir=${tmpdir:-/tmp}
test_pbm=${tmpdir}/test.pbm

pbmmake -g 3 3 | pnmmargin -black 2 > ${test_pbm}

for n in 1 2 3 4 5 6 7 8
do
pbmclean -min=$n -black -plain ${test_pbm}
done

rm ${test_pbm}

# Should print 760076056 4210813
pbmpage 1 | pbmclean -black | cksum