<s> """<STR_LIT>""" <EOL> import unittest <EOL> from dfvfs . encoding import base64_decoder <EOL> from dfvfs . lib import errors <EOL> from tests . encoding import test_lib <EOL> class Base64DecoderTestCase ( test_lib . DecoderTestCase ) : <EOL> """<STR_LIT>""" <EOL> def testDecode ( self ) : <EOL> """<STR_LIT>""" <EOL> decoder = base64_decoder . Base64Decoder ( ) <EOL> decoded_data , _ = decoder . Decode ( b'<STR_LIT>' ) <EOL> expected_decoded_data = b'<STR_LIT>' <EOL> self . assertEqual ( decoded_data , expected_decoded_data ) <EOL> decoder = base64_decoder . Base64Decoder ( ) <EOL> with self . assertRaises ( errors . BackEndError ) : <EOL> _ , _ = decoder . Decode ( b'<STR_LIT>' ) <EOL> if __name__ == '<STR_LIT:__main__>' : <EOL> unittest . main ( ) </s>
