text: # -*- coding: utf-8 -*-
  """doc"""
  
  
  def test_update_dict():
      """test update_dict"""
      from aiida_sssp_workflow.utils import update_dict
      import copy
  
      old_dict = {
          'SYSTEM': {
              'degauss': 0.02,
              'occupations': 'smearing',
              'smearing': 'marzari-vanderbilt',
          },
          'ELECTRONS': {
              'conv_thr': 1e-10,
          },
      }
      old_expect = copy.deepcopy(old_dict)
  
      new_inputs = {
          'SYSTEM': {
              'ecutrho': 1600,
              'ecutwfc': 200,
              'smearing': 'fd',
          },
      }
  
      new_dict = update_dict(old_dict, new_inputs)
  
      assert new_dict['SYSTEM']['degauss'] == 0.02
      assert new_dict['SYSTEM']['smearing'] == 'fd'
      assert new_dict['SYSTEM']['ecutrho'] == 1600
      assert new_dict['ELECTRONS']['conv_thr'] == 1e-10
  
      # test that the original one is not modified
      assert old_expect == old_dict
  
  
  def test_cif_from_element():
      """test cif_from_element"""
      from aiida_sssp_workflow.utils import get_standard_cif_filename_from_element
  
      fname = get_standard_cif_filename_from_element('Si')
      assert 'Si.cif' in fname
  
      fname = get_standard_cif_filename_from_element('SiF4')
      assert 'SiF4.cif' in fname
  
      fname = get_standard_cif_filename_from_element('La')
      assert 'LaN.cif' in fname
  
  
  def test_to_valid_key():
      """test to_valid_key"""
      from aiida_sssp_workflow.utils import to_valid_key
  
      assert to_valid_key('Si_ONCV_PBE-1.2') == 'Si_ONCV_PBE_1_2'
  