code: def test_screen_minimap_size(self):
      env = mock_sc2_env.SC2TestEnv(
          map_name="nonexistant map",
          agent_interface_format=features.AgentInterfaceFormat(
              feature_dimensions=features.Dimensions(
                  screen=(84, 87), minimap=(64, 67)
              )
          ),
      )
      timestep = env.reset()
      self.assertLen(timestep, 1)
      self.assert_spec(
          timestep[0].observation["feature_screen"],
          [len(features.SCREEN_FEATURES), 87, 84],
          np.int32,
      )
      self.assert_spec(
          timestep[0].observation["feature_minimap"],
          [len(features.MINIMAP_FEATURES), 67, 64],
          np.int32,
      )
  
imports: from absl.testing import absltest
  import mock
  import numpy
  from pysc2.env import enums
  from pysc2.env import environment
  from pysc2.env import mock_sc2_env
  from pysc2.env import sc2_env
  from pysc2.lib import features
  from s2clientprotocol import common_pb2
  from s2clientprotocol import raw_pb2
  from s2clientprotocol import sc2api_pb2
label_desc: Use image node_id 3 for calling the TestSC2TestEnv obj's underlying member method code with example usage: obj.test_screen_minimap_size() without return types