content: from pathlib import Path
  
  import pandas as pd
  
  import ibis
  import ibis.expr.operations as ops
  from ibis.backends.tests.base import BackendTest, RoundHalfToEven
  
  
  class TestConf(BackendTest, RoundHalfToEven):
      check_names = False
      additional_skipped_operations = frozenset({ops.StringSQLLike})
      supported_to_timestamp_units = BackendTest.supported_to_timestamp_units | {
          'ns'
      }
      supports_divide_by_zero = True
      returned_timestamp_unit = 'ns'
  
      @staticmethod
      def connect(data_directory: Path) -> ibis.client.Client:
          return ibis.pandas.connect(
              {
                  'functional_alltypes': pd.read_csv(
                      str(data_directory / 'functional_alltypes.csv'),
                      index_col=None,
                      dtype={'bool_col': bool, 'string_col': str},
                      parse_dates=['timestamp_col'],
                      encoding='utf-8',
                  ),
                  'batting': pd.read_csv(str(data_directory / 'batting.csv')),
                  'awards_players': pd.read_csv(
                      str(data_directory / 'awards_players.csv')
                  ),
              }
          )
  