tests/test-paths

patch: try harder to find the file to patch on file creation (issue2041)

accept the following patch header:
first line:  foo/a.orig
second line: foo/a

#!/bin/sh
hg init a
hg clone a b
cd a
echo '[paths]' >> .hg/hgrc
echo 'dupe = ../b' >> .hg/hgrc
hg in dupe | fgrep '../'
cd ..
hg -R a in dupe | fgrep '../'
true