def test_reraise_exception_in_step(self):
crash_at_step = 3
constructor = functools.partial(MockEnvironmentCrashInStep,
crash_at_step)
env = ProcessEnvironment(constructor)
env.start()
env.reset()
action_spec = env.action_spec()
env.step(action_spec.sample())
env.step(action_spec.sample())
with self.assertRaises(Exception):
env.step(action_spec.sample())
def test_close_no_hang_after_init(self):
constructor = functools.partial(
RandomAlfEnvironment,
ts.TensorSpec((3, 3), torch.float32),
ts.BoundedTensorSpec([1], torch.float32, minimum=-1.0,
maximum=1.0),
episode_end_probability=0,
min_duration=2,
max_duration=2)
env = ProcessEnvironment(constructor)
env.start()
env.close()
def test_reraise_exception_in_reset(self):
constructor = MockEnvironmentCrashInReset
env = ProcessEnvironment(constructor)
env.start()
with self.assertRaises(Exception):
env.reset()