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#    Copyright (C) 2014 Combox author(s). See AUTHORS.
#
#    This file is part of Combox.
#
#   Combox 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.
#
#   Combox 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 Combox (see COPYING).  If not, see
#   <http://www.gnu.org/licenses/>.

from os import path

from file import (split_data, glue_data, write_file,
                  read_file, write_shards, read_shards)

### Test to split, glue and create a copy of the image file from the
### glued image file.
f = path.abspath('tests/files/the-red-star.jpg')
f_content = read_file(f)
f_parts = split_data(f_content, 5)
f_content = glue_data(f_parts)
f_copy = path.abspath('tests/files/the-red-star-copy.jpg')
write_file(f_copy, f_content)


## read file and split it into N shards and write the shards to disk.
SHARDS = 5
f = path.abspath('tests/files/the-red-star.jpg')
f_content = read_file(f)
f_shards = split_data(f_content, SHARDS)
f_path = path.dirname(f)
f_basename = path.basename(f)
write_shards(f_shards, f_path, f_basename)

## read file shards, glue them together and write to disk.
f_shards = read_shards(f_path, f_basename)
f_content = glue_data(f_shards)
f_copy = path.abspath('tests/files/the-red-star-glued.jpg')
write_file(f_copy, f_content)