bundle: do no check the changegroup version if no changegroup is included
We don't need to check the compatibility of something we will not use.
In practice this was getting in the was of `streamv2` bundles on a narrow
repository as the 'cg.version=02' value was rejected by this checks.
#require no-windows
$ . "$TESTDIR/remotefilelog-library.sh"
$ hg init master
$ cd master
$ cat >> .hg/hgrc <<EOF
> [remotefilelog]
> server=True
> EOF
$ echo x > x
$ hg commit -qAm x
$ cd ..
$ hgcloneshallow ssh://user@dummy/master shallow -q
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
$ cd master
$ echo xx > x
$ hg commit -qAm x2
$ cd ..
# Test cache misses with read only permissions on server
$ chmod -R a-w master/.hg/remotefilelogcache
$ cd shallow
$ hg pull -q
$ hg update
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
$ cd ..
$ chmod -R u+w master/.hg/remotefilelogcache
#if suidbit
# Test setting up shared cache with the right permissions
# (this is hard to test in a cross platform way, so we just make sure nothing
# crashes)
$ rm -rf $CACHEDIR
$ umask 002
$ mkdir $CACHEDIR
$ hg -q clone --shallow ssh://user@dummy/master shallow2 --config remotefilelog.cachegroup="`id -g -n`"
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over * (glob)
$ ls -ld $CACHEDIR/11
drwxrws* $TESTTMP/hgcache/11 (glob)
#endif