code: def test_validate_should_not_raise_exception_if_field_and_body_are_both_empty(
      self,
  ):
      specification = []
      body = {}
  
      validator = GcpBodyFieldValidator(specification, "v1")
  
      assert validator.validate(body) is None
  
imports: from __future__ import annotations
  import pytest
  from airflow.providers.google.cloud.utils.field_validator import GcpBodyFieldValidator, GcpFieldValidationException, GcpValidationSpecificationException
label_desc: Use image node_id 1 for calling the TestGcpBodyFieldValidator obj's underlying member method code with example usage: obj.test_validate_should_not_raise_exception_if_field_and_body_are_both_empty() without return types