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Gymnasium/tests/envs/test_action_dim_check.py

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import pickle
import pytest
from gym import envs
from tests.envs.spec_list import skip_mujoco, SKIP_MUJOCO_WARNING_MESSAGE
ENVIRONMENT_IDS = (
"FetchReach-v1",
"HalfCheetah-v2",
)
@pytest.mark.skipif(skip_mujoco, reason=SKIP_MUJOCO_WARNING_MESSAGE)
@pytest.mark.parametrize("environment_id", ENVIRONMENT_IDS)
def test_serialize_deserialize(environment_id):
env = envs.make(environment_id)
env.reset()
with pytest.raises(ValueError, match="Action dimension mismatch"):
env.step([0.1])
with pytest.raises(ValueError, match="Action dimension mismatch"):
env.step(0.1)