class_docstr: Checks all functions of BlitzDBDALDriver
code: def test_query_filter_bool(self):
      collection = "snapshot"
  
      # Filter False
      items = self.database.query(collection, {"current": False})
      assert len(items) == 1
  
      # Filter True
      items = self.database.query(collection, {"current": True})
      assert len(items) == 3
  
imports: from __future__ import division
  from __future__ import print_function
  from __future__ import unicode_literals
  import os
  import tempfile
  import datetime
  import platform
  from datmo.core.storage.driver.blitzdb_dal_driver import BlitzDBDALDriver
  from datmo.core.util.exceptions import EntityNotFound, InvalidArgumentType, RequiredArgumentMissing
  from datmo.core.util.misc_functions import create_unique_hash
label_desc: Use image node_id 25 for calling the TestBlitzDBDALDriver obj's underlying member method code with example usage: obj.test_query_filter_bool() without return types