Total of three conditions are tested. One for short name, one with
name length 255, the last one with more than 255.
This case should pass after commit
'btrfs-progs: change filename limit to 255 when creating subvolume'.
Signed-off-by: Su Yanjun <suyj.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>