code: def test_update_layout(self):
      # Check initial x-range
      self.assertEqual(self.figure.layout.xaxis.range, (-1, 4))
  
      # Update with kwarg
      self.figure.update(layout={"xaxis": {"range": [10, 20]}})
      self.assertEqual(self.figure.layout.xaxis.range, (10, 20))
  
      # Update with dict
      self.figure.update({"layout": {"xaxis": {"range": [100, 200]}}})
      self.assertEqual(self.figure.layout.xaxis.range, (100, 200))
  
imports: from unittest import TestCase
  import pytest
  import plotly.graph_objs
  import plotly.io
label_desc: Use image node_id 13 for calling the TestFigureProperties obj's underlying member method code with example usage: obj.test_update_layout() without return types