code: def test_rng_reserve_size_error(self):
      with self.assertRaisesRegex(ValueError, "RNG reserve size"):
          config.rng_reserve_size(0)
  
      with self.assertRaisesRegex(ValueError, "RNG reserve size"):
          config.rng_reserve_size(-1)
  
imports: from concurrent import futures
  import inspect
  import threading
  from absl.testing import absltest
  from absl.testing import parameterized
  from haiku._src import config
label_desc: Use image node_id 12 for calling the ConfigTest obj's underlying member method code with example usage: obj.test_rng_reserve_size_error() without return types