mq: fixed ENOENT when qrename to new/directory.patch
MQ patch name can contain slashes, e.g. 'foo/bar.patch'.
Currently "qnew foo/bar.patch" works, but
"qrename foo/bar.patch new/dir.patch" fails with
"No such file or directory".
Also added test case for "qnew foo/bar.patch"
#!/bin/sh
echo "[extensions]" >> $HGRCPATH
echo "mq=" >> $HGRCPATH
hg init a
cd a
echo 'base' > base
hg ci -Ambase -d '1 0'
hg qnew -mmqbase mqbase
hg qrename mqbase renamed
mkdir .hg/patches/foo
hg qrename renamed foo
hg qseries
ls .hg/patches/foo
mkdir .hg/patches/bar
hg qrename foo/renamed bar
hg qseries
ls .hg/patches/bar
hg qrename bar/renamed baz
hg qseries
ls .hg/patches/baz
hg qrename baz new/dir
hg qseries
ls .hg/patches/new/dir
cd ..
echo % test patch being renamed before committed
hg init b
cd b
hg qinit -c
hg qnew x
hg qrename y
hg qcommit -m rename
cd ..