code: def testTest(self):
      self.REQUEST.Test()
      self.REQUEST.Test(None)
      self.REQUEST.Test(self.STATUS)
      self.assertIs(self.REQUEST.Test(), True)
      self.REQUEST.test()
      self.REQUEST.test(None)
      self.REQUEST.test(self.STATUS)
      self.assertEqual(self.REQUEST.test(), (True, None))
  
file_path: mpi4py/test/test_request.py
imports: from mpi4py import MPI
  import mpiunittest
label_desc: Use image node_id 3 for calling the TestRequest obj's underlying member method code with example usage: obj.testTest() without return types