text: import os, subprocess
  import unittest
  import liftOverCNV as L
  import filecmp
  # import CrossMap
  
  
  class Tests(unittest.TestCase):
      def test_placeholder(self):
          pass
      
      # def test_cross_map_installed(self):
      #     result = L.checkCrossMapInstalled()
      #     self.assertTrue(result)
  
      # def test_bad_path_to_CNV_file(self):
      #     self.assertTrue(type(L.convertCNVtoBED('bad_path')), FileNotFoundError)
  
      # def test_bad_path_to_chain_file(self):
      #     self.assertTrue(type(L.convertCNVtoBED('bad_path')), FileNotFoundError)
  
      
      # def test_convert_to_bed(self):
      #     test_variant_file = 'test_files/CNVs_hg18_5Lines.txt'
      #     expected_intermediate_file = 'test_files/CNVs_hg18_5Lines.txt.temp.bed'
      #     reference_file =             'test_files/CNVs_hg18_5Lines.bed'
  
      #     L.convertCNVtoBED(test_variant_file)
          
      #     self.assertTrue(
      #         filecmp.cmp(expected_intermediate_file, reference_file, shallow=False)
      #     )
  
      #     os.remove('test_files/CNVs_hg18_5Lines.txt.temp.bed')
  
  if __name__ == '__main__':
      unittest.main()