view tests/test-pull-update @ 9632:16698d87ad20

util: use sys.argv[0] if $HG is unset and 'hg' is not in PATH

This is necessary when the executable name is not 'hg'. For example,
if your system-wide mercurial is name 'hgs', sys.argv[0] is more
accurate than 'hg'.

#!/bin/sh
#

hg init t
cd t
echo 1 > foo
hg ci -Am m

cd ..
hg clone t tt
cd tt
echo 1.1 > foo
hg ci -Am m

cd ../t
echo 1.2 > foo
hg ci -Am m
echo % should fail
hg pull -u ../tt

cd ../tt
echo % should fail
hg pull -u ../t
HGMERGE=true hg merge
hg ci -mm

cd ../t
echo % should work
hg pull -u ../tt