code: def test_actor_rotate_x(actor):
      actor.rotate_x(90)
      assert np.allclose(actor.orientation, (90, 0, 0))
  
imports: import platform
  import numpy
  import pytest
  import vtk
  import pyvista
  from pyvista import examples
label_desc: Use image node_id 14 for calling a global function with example usage: test_actor_rotate_x(actor) without return types