code: def testRotate(self):
      p = point.Point(0, 100)
      self.assertEqual(point.Point(-100, 0), p.rotate_deg(90).round())
      self.assertEqual(point.Point(100, 0), p.rotate_deg(-90).round())
      self.assertEqual(point.Point(0, -100), p.rotate_deg(180).round())
  
imports: from absl.testing import absltest
  from pysc2.lib import point
label_desc: Use image node_id 15 for calling the PointTest obj's underlying member method code with example usage: obj.testRotate() without return types