import simbios.openmm as openmm
import unittest

class TestOpenMM(unittest.TestCase):
    def test_vec3(self):
        v1 = openmm.Vec3(1,2,3)
        self.assertEqual(v1[0], 1)
        self.assertEqual(v1[-1], 3)

if __name__ == '__main__':
    unittest.main()