code: def test_Validate(self) -> None:
      self.assertFalse(self.param1.validate(None))
      self.assertFalse(self.param1.validate("foo"))
      self.assertFalse(self.param1.validate(False))
      self.assertTrue(self.param1.validate(True))
  
imports: from ax.core.parameter import _get_parameter_type, ChoiceParameter, EPS, FixedParameter, ParameterType, RangeParameter
  from ax.exceptions.core import UserInputError
  from ax.utils.common.testutils import TestCase
  from ax.utils.common.typeutils import not_none
label_desc: Use image node_id 6 for calling the FixedParameterTest obj's underlying member method code with example usage: obj.test_Validate() without return types