def test_bzip2_size(self):
backend_uncompressed = PythonTarFileBackend(
archive_path='test_uncompressed',
archive_name='test_uncompressed',
compression='')
backend_uncompressed.readmode = False
backend_bz2 = PythonTarFileBackend(
archive_path='test_gz',
archive_name='test_gz',
compression='bz2')
backend_bz2.readmode = False
testfile = io.StringIO()
testfile.write(lorem_ipsum)
testfile.seek(0)
backend_uncompressed.add_file('testfile_uncompressed.txt', testfile)
backend_uncompressed.close()
testfile.seek(0)
backend_bz2.add_file('testfile_gz_compressed.txt', testfile)
backend_bz2.close()
backend_uncompressed.readmode = True
backend_bz2.readmode = True
self.assertTrue(backend_bz2.archive_size() < backend_uncompressed.archive_size())
