text: 
  from ..resolver import (
      attr_resolver,
      dict_resolver,
      get_default_resolver,
      set_default_resolver,
  )
  
  args = {}
  context = None
  info = None
  
  demo_dict = {"attr": "value"}
  
  
  class demo_obj(object):
      attr = "value"
  
  
  def test_attr_resolver():
      resolved = attr_resolver("attr", None, demo_obj, info, **args)
      assert resolved == "value"
  
  
  def test_attr_resolver_default_value():
      resolved = attr_resolver("attr2", "default", demo_obj, info, **args)
      assert resolved == "default"
  
  
  def test_dict_resolver():
      resolved = dict_resolver("attr", None, demo_dict, info, **args)
      assert resolved == "value"
  
  
  def test_dict_resolver_default_value():
      resolved = dict_resolver("attr2", "default", demo_dict, info, **args)
      assert resolved == "default"
  
  
  def test_get_default_resolver_is_attr_resolver():
      assert get_default_resolver() == attr_resolver
  
  
  def test_set_default_resolver_workd():
      default_resolver = get_default_resolver()
  
      set_default_resolver(dict_resolver)
      assert get_default_resolver() == dict_resolver
  
      set_default_resolver(default_resolver)
  