comparison tests/test-help.t @ 32545:37863db50414

tests: port test extension in test-help.t to python 3

The changes required herein suggest to me that we should probably
accept ascii-safe unicode strings for command name, flag name, etc.

32544:e9f456183402

  > from mercurial import commands, registrar
  > 
  > cmdtable = {}
  > command = registrar.command(cmdtable)
  > 
  > @command('nohelp',
  >     [('', 'longdesc', 3, 'x'*90),
  >     ('n', '', None, 'normal desc'),
  >     ('', 'newline', '', 'line1\nline2')],
  >     'hg nohelp',
  >     norepo=True)
  > @command('debugoptADV', [('', 'aopt', None, 'option is (ADVANCED)')])
  > @command('debugoptDEP', [('', 'dopt', None, 'option is (DEPRECATED)')])
  > @command('debugoptEXP', [('', 'eopt', None, 'option is (EXPERIMENTAL)')])
  > def nohelp(ui, *args, **kwargs):
  >     pass
  > 
  > def uisetup(ui):
  >     ui.setconfig('alias', 'shellalias', '!echo hi', 'helpext')
  >     ui.setconfig('alias', 'hgalias', 'summary', 'helpext')
  > 
  > EOF
  $ echo '[extensions]' >> $HGRCPATH
  $ echo "helpext = `pwd`/helpext.py" >> $HGRCPATH

32545:37863db50414

  > from mercurial import commands, registrar
  > 
  > cmdtable = {}
  > command = registrar.command(cmdtable)
  > 
  > @command(b'nohelp',
  >     [(b'', b'longdesc', 3, b'x'*90),
  >     (b'n', b'', None, b'normal desc'),
  >     (b'', b'newline', b'', b'line1\nline2')],
  >     b'hg nohelp',
  >     norepo=True)
  > @command(b'debugoptADV', [(b'', b'aopt', None, b'option is (ADVANCED)')])
  > @command(b'debugoptDEP', [(b'', b'dopt', None, b'option is (DEPRECATED)')])
  > @command(b'debugoptEXP', [(b'', b'eopt', None, b'option is (EXPERIMENTAL)')])
  > def nohelp(ui, *args, **kwargs):
  >     pass
  > 
  > def uisetup(ui):
  >     ui.setconfig(b'alias', b'shellalias', b'!echo hi', b'helpext')
  >     ui.setconfig(b'alias', b'hgalias', b'summary', b'helpext')
  > 
  > EOF
  $ echo '[extensions]' >> $HGRCPATH
  $ echo "helpext = `pwd`/helpext.py" >> $HGRCPATH