text: import unittest
  
  from openmdao.utils.testing_utils import use_tempdirs
  import dymos as dm
  from dymos.examples.brachistochrone.test.ex_brachistochrone import brachistochrone_min_time
  
  
  @use_tempdirs
  class TestOptions(unittest.TestCase):
  
      def test_include_check_partials_false_radau(self):
          dm.options['include_check_partials'] = False
          p = brachistochrone_min_time(transcription='radau-ps', compressed=False,
                                       run_driver=False, force_alloc_complex=True)
          cpd = p.check_partials(out_stream=None)
          self.assertSetEqual(set(cpd.keys()), {'traj0.phases.phase0.rhs_all'})
  
      def test_include_check_partials_false_gl(self):
          dm.options['include_check_partials'] = False
          p = brachistochrone_min_time(transcription='gauss-lobatto', compressed=False,
                                       run_driver=False, force_alloc_complex=True)
          cpd = p.check_partials(out_stream=None, method='fd')
          self.assertSetEqual(set(cpd.keys()), {'traj0.phases.phase0.rhs_disc',
                                                'traj0.phases.phase0.rhs_col'})
  
      def test_include_check_partials_true_radau(self):
          dm.options['include_check_partials'] = True
          p = brachistochrone_min_time(transcription='radau-ps', compressed=False,
                                       run_driver=False, force_alloc_complex=True)
          cpd = p.check_partials(out_stream=None, method='fd')
          self.assertTrue(len(list(cpd.keys())) > 1)
  
      def test_include_check_partials_true_gl(self):
          dm.options['include_check_partials'] = True
          p = brachistochrone_min_time(transcription='gauss-lobatto', compressed=False,
                                       run_driver=False, force_alloc_complex=True)
          cpd = p.check_partials(out_stream=None, method='fd')
          self.assertTrue(len(list(cpd.keys())) > 1)
  