new_contents: from os import path
  
  from digestive.ewf import EWFSource, format_supported, list_ewf_files
  
  
  here = path.dirname(path.abspath(__file__))
  
  
  def test_format_supported():
      supported = ['file.S01', 'file.E01', 'file.e01', 'file.L01', 'file.Ex01', 'file.Lx01', 'file.tar.E01']
      not_supported = ['file.dd', 'file.raw', 'file.E1', 'file.Ex1', 'file.tar.gz', 'file.E01.raw']
  
      for supported in supported:
          assert format_supported(supported)
  
      for not_supported in not_supported:
          assert not format_supported(not_supported)
  
  
  def test_list_ewf_files():
      files = [path.join(here, 'files/random.E01'), path.join(here, 'files/random.E02')]
      assert list_ewf_files(path.join(here, 'files/random.E01')) == files
      # non-primary file is not handled as the beginning of a set
      assert list_ewf_files(path.join(here, 'files/random.E02')) == [path.join(here, 'files/random.E02')]
  
  
  def test_ewf_source_simple():
      source = EWFSource(path.join(here, 'files/random.E01'))
      # random.E01 has two parts, should be visible
      assert str(source) == path.join(here, 'files/random.E01') + '..E02'
  
subject: Test libewf-less calls in ewf module