new_contents: import unittest
  import os
  
  from .context import config_reader
  
  BASEDIR = './tests'
  DATA_DIR = os.path.join(BASEDIR, 'dat')
  
  
  class ConfigReaderTests(unittest.TestCase):
  
      def setUp(self):
          pass
  
      def tearDown(self):
          pass
  
      def test_read_config(self):
          test_file = os.path.join(DATA_DIR, 'test_ini.ini')
          test_heads = ['a', 'b', 'c']
          test_dict = {'a': '1', 'b': '2', 'c': 'd'}
          self.assertEqual(test_dict, config_reader.ConfigReader().read_config(test_file, test_heads))
  
subject: Add tests for config_reader.