tests/hgweberror.py

phabricator: pass ui into readurltoken instead of passing repo

The goal of this series is to make `hg debugcallconduit` work outside of a hg
repo.

This patch, removes requirement of repo object from readurltoken as we only need
ui there. It also updates the callers to pass in ui instead of repo.

Differential Revision: https://phab.mercurial-scm.org/D6497

# A dummy extension that installs an hgweb command that throws an Exception.

from __future__ import absolute_import

from mercurial.hgweb import (
    webcommands,
)

def raiseerror(web):
    '''Dummy web command that raises an uncaught Exception.'''

    # Simulate an error after partial response.
    if b'partialresponse' in web.req.qsparams:
        web.res.status = b'200 Script output follows'
        web.res.headers[b'Content-Type'] = b'text/plain'
        web.res.setbodywillwrite()
        list(web.res.sendresponse())
        web.res.getbodyfile().write(b'partial content\n')

    raise AttributeError('I am an uncaught error!')

def extsetup(ui):
    setattr(webcommands, 'raiseerror', raiseerror)
    webcommands.__all__.append(b'raiseerror')