tests/test-relink

test-dispatch: Make test of removed working directory work on AIX (issue2315)

AIX sh won't delete its own working directory. Removing it from another process
works.

Also hide the actual OS error message - operating systems returns different
errors when getcwd fails.

#!/bin/sh

echo "[extensions]" >> $HGRCPATH
echo "relink=" >> $HGRCPATH

fix_path()
{
    tr '\\' /
}

cat > arelinked.py <<EOF
import sys, os
from mercurial import util
path1, path2 = sys.argv[1:3]
if util.samefile(path1, path2):
    print '%s == %s' % (path1, path2)
else:
    print '%s != %s' % (path1, path2)
EOF

echo '% create source repository'
hg init repo
cd repo
echo '[ui]' > .hg/hgrc
echo 'username= A. Foo <[e-mail]>' >> .hg/hgrc
echo a > a
echo b > b
hg ci -Am addfile
echo a >> a
echo a >> b
hg ci -Am changefiles
# Test files are read in binary mode
python -c "file('.hg/store/data/dummy.i', 'wb').write('a\r\nb\n')"
cd ..

echo '% clone and pull to break links'
hg clone --pull -r0 repo clone
cd clone
echo '[ui]' >> .hg/hgrc
echo 'username= A. Baz <[e-mail]>' >> .hg/hgrc
hg pull -q
echo b >> b
hg ci -m changeb
python -c "file('.hg/store/data/dummy.i', 'wb').write('a\nb\r\n')"

echo '% relink'
hg relink --debug | sed 's:relinking.*store:relinking .hg/store:g' \
    | fix_path
cd ..

echo '% check hardlinks'
python arelinked.py repo/.hg/store/data/a.i clone/.hg/store/data/a.i
python arelinked.py repo/.hg/store/data/b.i clone/.hg/store/data/b.i