'Get an array containing the raw values we expect to be produced for the
given dates between start_date and end_date, inclusive.'

def raw_expected_values(self, column, start_date, end_date):

    all_values = self.seeded_random_loader.values(column.dtype, self.trading_days, self._sids)
    row_slice = self.trading_days.slice_indexer(start_date, end_date)
    return all_values[row_slice]
