def test_get_valid_indices(self):
        """get_valid_indices should return correct result.
        """
        control_ids = ['PC.354', 'PC.355', 'PC.356', 'PC.481', 'PC.593']
        exp_control_indices = [0, 1, 2, 3, 4]

        fast_ids = ['PC.607', 'PC.634', 'PC.635', 'PC.636']
        exp_fast_indices = [5, 6, 7, 8]

        obs_control = get_valid_indices(self.distance_header, control_ids)
        self.assertEqual(obs_control, exp_control_indices)

        obs_fast = get_valid_indices(self.distance_header, fast_ids)
        self.assertEqual(obs_fast, exp_fast_indices)
 def test_get_valid_indices(self):
     """get_valid_indices should return correct result.
     """
     control_ids = ['PC.354', 'PC.355', 'PC.356', 'PC.481', 'PC.593']
     exp_control_indices = [0,1,2,3,4]
     
     fast_ids = ['PC.607', 'PC.634', 'PC.635', 'PC.636']
     exp_fast_indices = [5,6,7,8]
     
     obs_control = get_valid_indices(self.distance_header, control_ids)
     self.assertEqual(obs_control, exp_control_indices)
     
     obs_fast = get_valid_indices(self.distance_header, fast_ids)
     self.assertEqual(obs_fast, exp_fast_indices)