def METHOD_NAME(self):
    # Default constructor
    sphere = Sphered()
    self.assertEqual(0.0, sphere.radius())
    self.assertEqual(Material(), sphere.material())
    sphere2 = Sphered()
    self.assertEqual(sphere, sphere2)
    # Radius constructor
    sphere = Sphered(1.0)
    self.assertEqual(1.0, sphere.radius())
    self.assertEqual(Material(), sphere.material())
    sphere2 = Sphered(1.0)
    self.assertEqual(sphere, sphere2)
    # Radius and mat
    sphere = Sphered(1.0, Material(gz.math7.MaterialType.WOOD))
    self.assertEqual(1.0, sphere.radius())
    self.assertEqual(Material(gz.math7.MaterialType.WOOD), sphere.material())
    sphere2 = Sphered(1.0, Material(gz.math7.MaterialType.WOOD))
    self.assertEqual(sphere, sphere2)