Files
Gymnasium/gym/spaces/tests/test_spaces.py
2016-04-27 08:00:58 -07:00

31 lines
1.1 KiB
Python

import json # note: ujson fails this test due to float equality
import numpy as np
from nose2 import tools
from gym.spaces import Tuple, Box, Discrete
@tools.params(Discrete(3),
Tuple([Discrete(5), Discrete(10)]),
Tuple([Discrete(5), Box(np.array([0,0]),np.array([1,5]))]),
Tuple((Discrete(5), Discrete(2), Discrete(2)))
)
def test_roundtripping(space):
sample_1 = space.sample()
sample_2 = space.sample()
assert space.contains(sample_1)
assert space.contains(sample_2)
json_rep = space.to_jsonable([sample_1, sample_2])
json_roundtripped = json.loads(json.dumps(json_rep))
samples_after_roundtrip = space.from_jsonable(json_roundtripped)
sample_1_prime, sample_2_prime = samples_after_roundtrip
s1 = space.to_jsonable([sample_1])
s1p = space.to_jsonable([sample_1_prime])
s2 = space.to_jsonable([sample_2])
s2p = space.to_jsonable([sample_2_prime])
assert s1 == s1p, "Expected {} to equal {}".format(s1, s1p)
assert s2 == s2p, "Expected {} to equal {}".format(s2, s2p)