old_contents: # -*- coding: utf-8 -*-
  
  """Logging configuration test cases."""
  
  import logging
  
  import pytest
  
  from mock import patch
  from six.moves import builtins
  
  from rabbithole.cli import configure_logging
  
  
  @pytest.fixture
  def logger():
      """Remove handlers from root logger after each test case."""
      yield
      root_logger = logging.getLogger()
      root_logger.handlers = []
  
  
  @pytest.mark.usefixtures('logger')
  def test_root_level_set_to_debug():
      """Root logger level set to debug."""
      configure_logging(logging.ERROR, None)
      root_logger = logging.getLogger()
      assert root_logger.level == logging.DEBUG
  
  
  @pytest.mark.usefixtures('logger')
  def test_stream_handler_level():
      """Stream handler level set to argument value."""
      expected_value = logging.ERROR
      configure_logging(expected_value, None)
      root_logger = logging.getLogger()
      assert len(root_logger.handlers) == 1
      handler = root_logger.handlers[0]
      assert handler.level == expected_value
  
  
  @pytest.mark.usefixtures('logger')
  def test_file_handler_level():
      """File handler level set to argument value."""
      expected_value = logging.ERROR
      with patch('{}.open'.format(builtins.__name__)):
          configure_logging(expected_value, '<a file>')
      root_logger = logging.getLogger()
      assert len(root_logger.handlers) == 2
      handler = root_logger.handlers[1]
      assert handler.level == expected_value
  
  
  @pytest.mark.usefixtures('logger')
  def test_pika_level_set_warning():
      """Pika logger level is set to warning."""
      configure_logging(logging.DEBUG, None)
      pika_logger = logging.getLogger('pika')
      assert pika_logger.level == logging.WARNING
  
new_contents: # -*- coding: utf-8 -*-
  
  """Logging configuration test cases."""
  
  import logging
  
  import pytest
  
  from mock import patch
  from six.moves import builtins
  
  from rabbithole.cli import configure_logging
  
  
  @pytest.fixture
  def logger():
      """Remove handlers from root logger after each test case."""
      yield
      root_logger = logging.getLogger()
      root_logger.handlers = []
  
  
  @pytest.mark.usefixtures('logger')
  def test_root_level_set_to_debug():
      """Root logger level set to debug."""
      configure_logging(logging.ERROR, None)
      root_logger = logging.getLogger()
      assert root_logger.level == logging.DEBUG
  
  
  @pytest.mark.usefixtures('logger')
  def test_stream_handler_level():
      """Stream handler level set to argument value."""
      expected_value = logging.ERROR
      configure_logging(expected_value, None)
      root_logger = logging.getLogger()
      # pytest its own handler
      assert len(root_logger.handlers) == 2
      handler = root_logger.handlers[1]
      assert isinstance(handler, logging.StreamHandler)
      assert handler.level == expected_value
  
  
  @pytest.mark.usefixtures('logger')
  def test_file_handler_level():
      """File handler level set to argument value."""
      expected_value = logging.ERROR
      with patch('{}.open'.format(builtins.__name__)):
          configure_logging(expected_value, '<a file>')
      root_logger = logging.getLogger()
      # pytest its own handler
      assert len(root_logger.handlers) == 3
      handler = root_logger.handlers[2]
      assert isinstance(handler, logging.FileHandler)
      assert handler.level == expected_value
  
  
  @pytest.mark.usefixtures('logger')
  def test_pika_level_set_warning():
      """Pika logger level is set to warning."""
      configure_logging(logging.DEBUG, None)
      pika_logger = logging.getLogger('pika')
      assert pika_logger.level == logging.WARNING
  
subject: Fix test cases