code: def testInit(self):
      r = point.Rect(1, 2, 3, 4)
      self.assertEqual(r.t, 1)
      self.assertEqual(r.l, 2)
      self.assertEqual(r.b, 3)
      self.assertEqual(r.r, 4)
      self.assertEqual(r.tl, point.Point(2, 1))
      self.assertEqual(r.tr, point.Point(4, 1))
      self.assertEqual(r.bl, point.Point(2, 3))
      self.assertEqual(r.br, point.Point(4, 3))
  
imports: from absl.testing import absltest
  from pysc2.lib import point
label_desc: Use image node_id 1 for calling the RectTest obj's underlying member method code with example usage: obj.testInit() without return types