<s> from __future__ import absolute_import , unicode_literals <EOL> from kombu . exceptions import HttpError <EOL> from kombu . tests . case import Case , Mock <EOL> class test_HttpError ( Case ) : <EOL> def test_str ( self ) : <EOL> self . assertTrue ( str ( HttpError ( <NUM_LIT:200> , '<STR_LIT>' , Mock ( name = '<STR_LIT>' ) ) ) ) </s>
