def test_step_out_of_order_async_vector_env(shared_memory):
env_fns = [make_env("CubeCrash-v0", i) for i in range(4)]
with pytest.raises(NoAsyncCallError):
try:
env = AsyncVectorEnv(env_fns, shared_memory=shared_memory)
actions = env.action_space.sample()
observations = env.reset()
observations, rewards, dones, infos = env.step_wait()
except AlreadyPendingCallError as exception:
assert exception.name == "step"
raise
finally:
env.close(terminate=True)
with pytest.raises(AlreadyPendingCallError):
try:
env = AsyncVectorEnv(env_fns, shared_memory=shared_memory)
actions = env.action_space.sample()
env.reset_async()
env.step_async(actions)
except AlreadyPendingCallError as exception:
assert exception.name == "reset"
raise
finally:
env.close(terminate=True)
def test_step_timeout_async_vector_env(shared_memory):
env_fns = [make_slow_env(0.0, i) for i in range(4)]
with pytest.raises(TimeoutError):
try:
env = AsyncVectorEnv(env_fns, shared_memory=shared_memory)
observations = env.reset()
env.step_async([0.1, 0.1, 0.3, 0.1])
observations, rewards, dones, _ = env.step_wait(timeout=0.1)
finally:
env.close(terminate=True)
