#!/bin/sh

#########################################################################
# Copyright (C) 2009 Tavian Barnes <tavianator@gmail.com>               #
#                                                                       #
# This file is part of The Dimension Test Suite.                        #
#                                                                       #
# The Dimension Test Suite is free software; you can redistribute it    #
# and/or modify it under the terms of the GNU General Public License as #
# published by the Free Software Foundation; either version 3 of the    #
# License, or (at your option) any later version.                       #
#                                                                       #
# The Dimension Test Suite is distributed in the hope that it will be   #
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty   #
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  #
# General Public License for more details.                              #
#                                                                       #
# You should have received a copy of the GNU General Public License     #
# along with this program.  If not, see <http://www.gnu.org/licenses/>. #
#########################################################################

demo=$(${top_builddir}/dimension/dimension --tokenize --parse ${srcdir}/demo.pov)
demo_exp="$(echo -n \
'(box {
    < - (integer "1") , - (integer "1") , - (integer "1") > ,
    < (integer "1") , (integer "1") , (integer "1") >
    rotate < (integer "45") , (integer "0") , (integer "0") >
  }
  sphere {
    < (integer "0") , (integer "0") , (integer "0") > , (float "1.25")
  })' \
| tr '\n' ' ' | sed -r 's/[[:space:]]+/ /g')
$(echo -n \
'((box
    (vector (integer -1) (integer -1) (integer -1) (integer 0) (integer 0))
    (vector (integer 1) (integer 1) (integer 1) (integer 0) (integer 0))
    (object-modifiers
      (rotate (vector (integer 45) (integer 0) (integer 0) (integer 0)
                      (integer 0)))))
  (sphere
    (vector (integer 0) (integer 0) (integer 0) (integer 0) (integer 0))
    (float 1.25)
    object-modifiers))' \
| tr '\n' ' ' | sed -r 's/[[:space:]]+/ /g')"

if [ "$demo" != "$demo_exp" ]; then
  echo "demo.pov parsed as \"$demo\"" >&2
  echo "       -- expected \"$demo_exp\"" >&2
  exit 1
fi

${top_builddir}/dimension/dimension -o demo.png ${srcdir}/demo.pov