tests/test-doctest.py

dirstate._dirs: fix refcounting broken by 7dfac37cfabf

reported by Patrick Waugh

# this is hack to make sure no escape characters are inserted into the output
import os;
if 'TERM' in os.environ:
    del os.environ['TERM'] 
import doctest

import mercurial.changelog
# test doctest from changelog

doctest.testmod(mercurial.changelog)

import mercurial.httprepo
doctest.testmod(mercurial.httprepo)

import mercurial.util
doctest.testmod(mercurial.util)