# Copyright 2020 The dm_control Authors.

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

# ============================================================================

"""Tests for dm_control.mjcf.skin."""

import os

from absl.testing import absltest

from dm_control.mjcf import skin

from dm_control.utils import io as resources

ASSETS_DIR = os.path.join(os.path.dirname(__file__), 'test_assets')

SKIN_FILE_PATH = os.path.join(ASSETS_DIR, 'skins/test_skin.skn')

class FakeMJCFBody:

def __init__(self, full_identifier):

self.full_identifier = full_identifier

class SkinTest(absltest.TestCase):

def test_can_parse_and_write_back(self):

contents = resources.GetResource(SKIN_FILE_PATH, mode='rb')

parsed = skin.parse(contents, body_getter=FakeMJCFBody)

reconstructed = skin.serialize(parsed)

self.assertEqual(reconstructed, contents)

if __name__ == '__main__':

absltest.main()