WIP: Move full loader tests to subfolder

Author: stephane-caron

tests/loaders/__init__.py

@@ -0,0 +1 @@
+# Make sure Python treats the test directory as a package.

tests/test_mujoco.py tests/loaders/test_mujoco.pytests/test_mujoco.py renamed to tests/loaders/test_mujoco.py

@@ -0,0 +1,60 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Copyright 2022 Stéphane Caron
+#
+# 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.
+
+
+import unittest
+import pybullet
+
+from robot_descriptions.loaders.mujoco import (
+    load_robot_description as load_mujoco,
+)
+from robot_descriptions.loaders.pinocchio import (
+    load_robot_description as load_pinocchio,
+)
+from robot_descriptions.loaders.pybullet import (
+    load_robot_description as load_pybullet,
+)
+from robot_descriptions.loaders.robomeshcat import (
+    load_robot_description as load_robomeshcat,
+)
+from robot_descriptions.loaders.yourdfpy import (
+    load_robot_description as load_yourdfpy,
+)
+
+
+class TestLoaders(unittest.TestCase):
+
+    """
+    Test loaders.
+    """
+
+    def test_mujoco(self):
+        self.assertIsNotNone(load_mujoco("cassie_mj_description"))
+
+    def test_pinocchio(self):
+        self.assertIsNotNone(load_pinocchio("upkie_description"))
+
+    def test_pybullet(self):
+        pybullet.connect(pybullet.DIRECT)
+        self.assertIsNotNone(load_pybullet("upkie_description"))
+        pybullet.disconnect()
+
+    def test_robomeshcat(self):
+        self.assertIsNotNone(load_robomeshcat("upkie_description"))
+
+    def test_yourdfpy(self):
+        self.assertIsNotNone(load_yourdfpy("upkie_description"))