view tests/readlink.py @ 42212:7bb2f358a13b

test: demonstrate failure to follow rename with shadowed linkrev

This shows a difference in handling of copies between `hg st`
(pathcopies()) and `hg co -m`. The issue here is that mergecopies()
uses the unadjusted linkrev() for determining when to stop walking
ancestors.

Differential Revision: https://phab.mercurial-scm.org/D6322

#!/usr/bin/env python

from __future__ import absolute_import, print_function

import errno
import os
import sys

for f in sys.argv[1:]:
    try:
        print(f, '->', os.readlink(f))
    except OSError as err:
        if err.errno != errno.EINVAL:
            raise
        print(f, '->', f, 'not a symlink')

sys.exit(0)