text: import unittest
  
  from log_analyzer import *
  
  
  class SimpleFunctionsTests(unittest.TestCase):
      def setUp(self) -> None:
          self.CONFIG = {
              'REPORT_SIZE': 100,
              'REPORT_DIR': './reports',
              'LOG_DIR': './logs',
              'PARSED_PERCENTS': 70,
          }
  
      def test_read_config_file(self):
          new_conf = read_config_file(config=self.CONFIG, config_file_path=None)
          self.assertEqual(self.CONFIG, new_conf)
  