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33 lines
1.3 KiB
Python
33 lines
1.3 KiB
Python
import json # note: ujson fails this test due to float equality
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import numpy as np
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import pytest
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from gym.spaces import Tuple, Box, Discrete, MultiDiscrete, Dict
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@pytest.mark.parametrize("space", [
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Discrete(3),
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Tuple([Discrete(5), Discrete(10)]),
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Tuple([Discrete(5), Box(np.array([0,0]),np.array([1,5]))]),
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Tuple((Discrete(5), Discrete(2), Discrete(2))),
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MultiDiscrete([ [0, 1], [0, 1], [0, 100] ]),
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Dict({"position": Discrete(5), "velocity": Box(np.array([0,0]),np.array([1,5]))}),
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])
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def test_roundtripping(space):
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sample_1 = space.sample()
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sample_2 = space.sample()
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assert space.contains(sample_1)
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assert space.contains(sample_2)
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json_rep = space.to_jsonable([sample_1, sample_2])
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json_roundtripped = json.loads(json.dumps(json_rep))
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samples_after_roundtrip = space.from_jsonable(json_roundtripped)
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sample_1_prime, sample_2_prime = samples_after_roundtrip
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s1 = space.to_jsonable([sample_1])
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s1p = space.to_jsonable([sample_1_prime])
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s2 = space.to_jsonable([sample_2])
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s2p = space.to_jsonable([sample_2_prime])
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assert s1 == s1p, "Expected {} to equal {}".format(s1, s1p)
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assert s2 == s2p, "Expected {} to equal {}".format(s2, s2p)
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