py3: byteify test-storage.py

The test now passed on Python 3.

# skip-blame just b'' prefixes

Differential Revision: https://phab.mercurial-scm.org/D4836

tests/test-storage.py

@@ -1,46 +1,46
 # This test verifies the conformance of various classes to various
 # storage interfaces.
 from __future__ import absolute_import
 
 import silenttestrunner
 
 from mercurial import (
     filelog,
     transaction,
     ui as uimod,
     vfs as vfsmod,
 )
 
 from mercurial.testing import (
     storage as storagetesting,
 )
 
 STATE = {
     'lastindex': 0,
     'ui': uimod.ui(),
     'vfs': vfsmod.vfs(b'.', realpath=True),
 }
 
 def makefilefn(self):
     """Factory for filelog instances."""
-    fl = filelog.filelog(STATE['vfs'], 'filelog-%d' % STATE['lastindex'])
+    fl = filelog.filelog(STATE['vfs'], b'filelog-%d' % STATE['lastindex'])
     STATE['lastindex'] += 1
     return fl
 
 def maketransaction(self):
     vfsmap = {'plain': STATE['vfs']}
 
     return transaction.transaction(STATE['ui'].warn, STATE['vfs'], vfsmap,
-                                  'journal', 'undo')
+                                   b'journal', b'undo')
 
 # Assigning module-level attributes that inherit from unittest.TestCase
 # is all that is needed to register tests.
 filelogindextests = storagetesting.makeifileindextests(makefilefn,
                                                        maketransaction)
 filelogdatatests = storagetesting.makeifiledatatests(makefilefn,
                                                      maketransaction)
 filelogmutationtests = storagetesting.makeifilemutationtests(makefilefn,
                                                              maketransaction)
 
 if __name__ == '__main__':
     silenttestrunner.main(__name__)