Merge remote-tracking branch 'bp/master'
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erwincoumans
239
examples/pybullet/unittests/userDataTest.py
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239
examples/pybullet/unittests/userDataTest.py
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import unittest
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import pybullet
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from pybullet_utils import bullet_client
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PLANE_PATH = "plane.urdf"
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ROBOT_PATH = "r2d2.urdf"
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class TestUserDataMethods(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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TestUserDataMethods.server = bullet_client.BulletClient(connection_mode=pybullet.SHARED_MEMORY_SERVER)
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@classmethod
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def tearDownClass(cls):
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del TestUserDataMethods.server
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def setUp(self):
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self.client = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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def tearDown(self):
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self.client.resetSimulation()
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del self.client
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def testAddUserData(self):
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plane_id = self.client.loadURDF(PLANE_PATH)
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uid1 = self.client.addUserData(plane_id, 0, "MyKey1", "MyValue1")
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uid2 = self.client.addUserData(plane_id, 0, "MyKey2", "MyValue2")
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uid3 = self.client.addUserData(plane_id, 0, "MyKey3", "MyValue3")
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uid4 = self.client.addUserData(plane_id, 0, "MyKey4", "MyValue4")
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# Retrieve user data and make sure it's correct.
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self.assertEqual(b"MyValue1", self.client.getUserData(plane_id, 0, uid1))
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self.assertEqual(b"MyValue2", self.client.getUserData(plane_id, 0, uid2))
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self.assertEqual(b"MyValue3", self.client.getUserData(plane_id, 0, uid3))
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self.assertEqual(b"MyValue4", self.client.getUserData(plane_id, 0, uid4))
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# Disconnect/reconnect and make sure that the user data is synced back.
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del self.client
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self.client = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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self.assertEqual(b"MyValue1", self.client.getUserData(plane_id, 0, uid1))
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self.assertEqual(b"MyValue2", self.client.getUserData(plane_id, 0, uid2))
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self.assertEqual(b"MyValue3", self.client.getUserData(plane_id, 0, uid3))
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self.assertEqual(b"MyValue4", self.client.getUserData(plane_id, 0, uid4))
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self.client.resetSimulation()
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid1))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid2))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid3))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid4))
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def testGetNumUserData(self):
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plane_id = self.client.loadURDF(PLANE_PATH)
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uid1 = self.client.addUserData(plane_id, 0, "MyKey1", "MyValue1")
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uid2 = self.client.addUserData(plane_id, 0, "MyKey2", "MyValue2")
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uid3 = self.client.addUserData(plane_id, 0, "MyKey3", "MyValue3")
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uid4 = self.client.addUserData(plane_id, 0, "MyKey4", "MyValue4")
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self.assertEqual(4, self.client.getNumUserData(plane_id, 0))
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del self.client
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self.client = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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self.assertEqual(4, self.client.getNumUserData(plane_id, 0))
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def testReplaceUserData(self):
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plane_id = self.client.loadURDF(PLANE_PATH)
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uid = self.client.addUserData(plane_id, 0, "MyKey", "MyValue")
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self.assertEqual(b"MyValue", self.client.getUserData(plane_id, 0, uid))
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new_uid = self.client.addUserData(plane_id, 0, "MyKey", "MyNewValue")
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self.assertEqual(uid, new_uid)
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self.assertEqual(b"MyNewValue", self.client.getUserData(plane_id, 0, uid))
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del self.client
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self.client = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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self.assertEqual(b"MyNewValue", self.client.getUserData(plane_id, 0, uid))
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def testGetUserDataId(self):
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plane_id = self.client.loadURDF(PLANE_PATH)
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uid1 = self.client.addUserData(plane_id, 0, "MyKey1", "MyValue1")
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uid2 = self.client.addUserData(plane_id, 0, "MyKey2", "MyValue2")
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uid3 = self.client.addUserData(plane_id, 0, "MyKey3", "MyValue3")
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uid4 = self.client.addUserData(plane_id, 0, "MyKey4", "MyValue4")
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self.assertEqual(uid1, self.client.getUserDataId(plane_id, 0, "MyKey1"))
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self.assertEqual(uid2, self.client.getUserDataId(plane_id, 0, "MyKey2"))
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self.assertEqual(uid3, self.client.getUserDataId(plane_id, 0, "MyKey3"))
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self.assertEqual(uid4, self.client.getUserDataId(plane_id, 0, "MyKey4"))
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del self.client
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self.client = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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self.assertEqual(uid1, self.client.getUserDataId(plane_id, 0, "MyKey1"))
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self.assertEqual(uid2, self.client.getUserDataId(plane_id, 0, "MyKey2"))
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self.assertEqual(uid3, self.client.getUserDataId(plane_id, 0, "MyKey3"))
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self.assertEqual(uid4, self.client.getUserDataId(plane_id, 0, "MyKey4"))
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def testRemoveUserData(self):
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plane_id = self.client.loadURDF(PLANE_PATH)
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uid1 = self.client.addUserData(plane_id, 0, "MyKey1", "MyValue1")
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uid2 = self.client.addUserData(plane_id, 0, "MyKey2", "MyValue2")
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uid3 = self.client.addUserData(plane_id, 0, "MyKey3", "MyValue3")
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uid4 = self.client.addUserData(plane_id, 0, "MyKey4", "MyValue4")
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self.client.removeUserData(plane_id, 0, uid2)
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self.assertEqual(3, self.client.getNumUserData(plane_id, 0))
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self.assertEqual(-1, self.client.getUserDataId(plane_id, 0, "MyKey2"))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid2))
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self.assertEqual(b"MyValue1", self.client.getUserData(plane_id, 0, uid1))
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self.assertEqual(b"MyValue3", self.client.getUserData(plane_id, 0, uid3))
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self.assertEqual(b"MyValue4", self.client.getUserData(plane_id, 0, uid4))
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del self.client
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self.client = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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self.assertEqual(3, self.client.getNumUserData(plane_id, 0))
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self.assertEqual(-1, self.client.getUserDataId(plane_id, 0, "MyKey2"))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid2))
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self.assertEqual(b"MyValue1", self.client.getUserData(plane_id, 0, uid1))
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self.assertEqual(b"MyValue3", self.client.getUserData(plane_id, 0, uid3))
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self.assertEqual(b"MyValue4", self.client.getUserData(plane_id, 0, uid4))
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def testIterateAllUserData(self):
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plane_id = self.client.loadURDF(PLANE_PATH)
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uid1 = self.client.addUserData(plane_id, 0, "MyKey1", "MyValue1")
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uid2 = self.client.addUserData(plane_id, 0, "MyKey2", "MyValue2")
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uid3 = self.client.addUserData(plane_id, 0, "MyKey3", "MyValue3")
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uid4 = self.client.addUserData(plane_id, 0, "MyKey4", "MyValue4")
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entries = set()
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for i in range(self.client.getNumUserData(plane_id, 0)):
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userDataId, key = self.client.getUserDataInfo(plane_id, 0, i)
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value = self.client.getUserData(plane_id, 0, userDataId);
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entries.add((userDataId, key, value))
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self.assertTrue((uid1, b"MyKey1", b"MyValue1") in entries)
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self.assertTrue((uid2, b"MyKey2", b"MyValue2") in entries)
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self.assertTrue((uid3, b"MyKey3", b"MyValue3") in entries)
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self.assertTrue((uid4, b"MyKey4", b"MyValue4") in entries)
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self.assertEqual(4, len(entries))
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def testRemoveBody(self):
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plane_id = self.client.loadURDF(PLANE_PATH)
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uid1 = self.client.addUserData(plane_id, 0, "MyKey1", "MyValue1")
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uid2 = self.client.addUserData(plane_id, 0, "MyKey2", "MyValue2")
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uid3 = self.client.addUserData(plane_id, 0, "MyKey3", "MyValue3")
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uid4 = self.client.addUserData(plane_id, 0, "MyKey4", "MyValue4")
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self.client.removeBody(plane_id)
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid1))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid2))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid3))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid4))
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del self.client
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self.client = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid1))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid2))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid3))
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self.assertEqual(None, self.client.getUserData(plane_id, 0, uid4))
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def testMultipleBodies(self):
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plane1 = self.client.loadURDF(PLANE_PATH)
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plane2 = self.client.loadURDF(PLANE_PATH)
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uid1 = self.client.addUserData(plane1, 0, "MyKey1", "This is plane 1 - 1")
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uid2 = self.client.addUserData(plane1, 0, "MyKey2", "This is plane 1 - 2")
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uid3 = self.client.addUserData(plane2, 0, "MyKey1", "This is plane 2 - 1")
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uid4 = self.client.addUserData(plane2, 0, "MyKey2", "This is plane 2 - 2")
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uid5 = self.client.addUserData(plane2, 0, "MyKey3", "This is plane 2 - 3")
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self.assertEqual(b"This is plane 1 - 1", self.client.getUserData(plane1, 0, self.client.getUserDataId(plane1, 0, "MyKey1")))
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self.assertEqual(b"This is plane 1 - 2", self.client.getUserData(plane1, 0, self.client.getUserDataId(plane1, 0, "MyKey2")))
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self.assertEqual(b"This is plane 2 - 1", self.client.getUserData(plane2, 0, self.client.getUserDataId(plane2, 0, "MyKey1")))
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self.assertEqual(b"This is plane 2 - 2", self.client.getUserData(plane2, 0, self.client.getUserDataId(plane2, 0, "MyKey2")))
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self.assertEqual(b"This is plane 2 - 3", self.client.getUserData(plane2, 0, self.client.getUserDataId(plane2, 0, "MyKey3")))
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def testMultipleLinks(self):
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body_id = self.client.loadURDF(ROBOT_PATH)
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num_links = self.client.getNumJoints(body_id)
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self.assertTrue(num_links > 1)
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for link_index in range(num_links):
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uid1 = self.client.addUserData(body_id, link_index, "MyKey1", "Value1 for link %s" % link_index)
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uid2 = self.client.addUserData(body_id, link_index, "MyKey2", "Value2 for link %s" % link_index)
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for link_index in range(num_links):
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uid1 = self.client.getUserDataId(body_id, link_index, "MyKey1")
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uid2 = self.client.getUserDataId(body_id, link_index, "MyKey2")
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self.assertEqual(("Value1 for link %s" % link_index).encode(), self.client.getUserData(body_id, link_index, uid1))
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self.assertEqual(("Value2 for link %s" % link_index).encode(), self.client.getUserData(body_id, link_index, uid2))
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def testMultipleClients(self):
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client1 = self.client
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client2 = bullet_client.BulletClient(pybullet.SHARED_MEMORY)
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plane_id = client1.loadURDF(PLANE_PATH)
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client2.syncBodyInfo()
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# Add user data on client 1, check on client 1
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uid = client1.addUserData(plane_id, 0, "MyKey", "MyValue")
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self.assertEqual(None, client2.getUserData(plane_id, 0, uid))
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client2.syncUserData()
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self.assertEqual(b"MyValue", client2.getUserData(plane_id, 0, uid))
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# Overwrite the value on client 2, check on client 1
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client2.addUserData(plane_id, 0, "MyKey", "MyNewValue")
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self.assertEqual(b"MyValue", client1.getUserData(plane_id, 0, uid))
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client1.syncUserData()
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self.assertEqual(b"MyNewValue", client1.getUserData(plane_id, 0, uid))
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# Remove user data on client 1, check on client 2
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client1.removeUserData(plane_id, 0, uid)
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self.assertEqual(b"MyNewValue", client2.getUserData(plane_id, 0, uid))
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client2.syncUserData()
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self.assertEqual(None, client2.getUserData(plane_id, 0, uid))
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del client2
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if __name__ == "__main__":
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unittest.main()
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