new_contents: from __future__ import absolute_import, print_function
  
  # Standard library
  import unittest
  
  # Local library
  from cinspect.index.serialize import _get_most_similar
  
  
  class TestVersions(unittest.TestCase):
  
      def test_most_similar(self):
          # Given
          names = ['index-2.7.3.json', 'index-3.4.json']
          version = '2.7.8'
  
          # When
          name = _get_most_similar(version, names)
  
          # Then
          self.assertEqual('index-2.7.3.json', name)
  
subject: Add a simple test for version finder.