text: # #%L
  # OME-FILES Python library for image IO.
  # Copyright (c) 2017 University of Dundee
  # %%
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are met:
  #
  # 1. Redistributions of source code must retain the above copyright notice,
  #    this list of conditions and the following disclaimer.
  # 2. Redistributions in binary form must reproduce the above copyright notice,
  #    this list of conditions and the following disclaimer in the documentation
  #    and/or other materials provided with the distribution.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
  # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  # POSSIBILITY OF SUCH DAMAGE.
  # #L%
  
  from __future__ import (
      absolute_import, division, print_function, unicode_literals
  )
  
  import ome_files
  
  
  class TestVersion(object):
  
      def test_upstream_version(self):
          v = ome_files.upstream_version_info
          for a in "major", "minor", "patch", "extra":
              assert hasattr(v, a)
          assert len(v) == 4
          assert v[:1] == (v.major,)
          assert v[:2] == (v.major, v.minor)
          assert v[:3] == (v.major, v.minor, v.patch)
          assert v[:4] == (v.major, v.minor, v.patch, v.extra)
          exp_str = "%d.%d.%d%s" % (v.major, v.minor, v.patch, v.extra)
          assert str(v) == exp_str
          assert ome_files.upstream_version == exp_str
  