code: def testDict(self, findConfigFile, environ):
      environ.get.return_value = None
      findConfigFile.side_effect = self.files.get
      configuration.Configuration.clear()
      configuration.Configuration.set("foo", "bar")
      configuration.Configuration.set("apple", "banana")
      result = configuration.Configuration.dict()
      self.assertTrue(isinstance(result, dict))
      self.assertTrue("foo" in result)
      self.assertTrue(result["foo"] == "bar")
      self.assertTrue("apple" in result)
      self.assertTrue(result["apple"] == "banana")
  
imports: from copy import copy
  import os
  import shutil
  from StringIO import StringIO
  import sys
  import tempfile
  import unittest2
  import uuid
  from pkg_resources import resource_filename
  from mock import Mock, patch
  from pkg_resources import resource_filename
  from xml.parsers.expat import ExpatError
  import nupic
  import nupic.support.configuration_custom
  import configuration_test
label_desc: Use image node_id 24 for calling the ConfigurationCustomTest obj's underlying member method code with example usage: obj.testDict(findConfigFile, environ) without return types