[LTP] [PATCH v2] isofs.sh: Create group and user before check mount option

[Wei Gao]

Case will failed if default system has no group named "bin", such
as suse sle-micro, so this patch will create specific group for test
instead of fixed "bin" group.

Signed-off-by: Wei Gao <wegao@suse.com>
---
 testcases/kernel/fs/iso9660/isofs.sh | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/testcases/kernel/fs/iso9660/isofs.sh b/testcases/kernel/fs/iso9660/isofs.sh
index d1a362d97..812df1caa 100755
--- a/testcases/kernel/fs/iso9660/isofs.sh
+++ b/testcases/kernel/fs/iso9660/isofs.sh
@@ -13,10 +13,27 @@ TST_NEEDS_CMDS="mount umount"
 TST_NEEDS_TMPDIR=1
 TST_TESTFUNC=do_test
 TST_CNT=3
+TST_SETUP="setup"
+TST_CLEANUP="cleanup"
 
 MAX_DEPTH=3
 MAX_DIRS=4
 
+test_group="abc"
+
+setup()
+{
+	if ! getent group $test_group > /dev/null; then
+		useradd -U $test_group
+	fi
+}
+
+cleanup()
+{
+	userdel -f $test_group
+	groupdel -f $test_group
+}
+
 gen_fs_tree()
 {
 	local cur_path="$1"
@@ -92,8 +109,8 @@ do_test()
 			"loop,block=512,unhide" \
 			"loop,block=1024,cruft" \
 			"loop,block=2048,nocompress" \
-			"loop,check=strict,map=off,gid=bin,uid=bin" \
-			"loop,check=strict,map=acorn,gid=bin,uid=bin" \
+			"loop,block=2048,nocompress" \ "loop,check=strict,map=off,gid=$test_group,uid=$test_group" \
+			"loop,check=strict,map=acorn,gid=$test_group,uid=$test_group" \
 			"loop,check=relaxed,map=normal" \
 			"loop,block=512,unhide,session=2"
 		do
-- 
2.35.3