virt.cfg: Add some subtests for cdrom test

Signed-off-by: NQingtang Zhou <qzhou@redhat.com>

qemu/tests/cfg/cdrom_test.cfg

@@ -6,20 +6,23 @@
     start_vm = no
     kill_vm_on_error = yes
     cdrom_max_test_times = 20
-    # test whether cdrom is unlocked <300s after boot
-    cdrom_test_autounlock = no
-    # test the tray status
-    cdrom_test_tray_status = yes
-    cdrom_test_locked = yes
-    cdrom_test_eject = yes
-    cdrom_test_file_operation = yes
     tray_check_src = tray_open.py
     # wait before eject $cdrom (let OS initialize cdrom ...)
     workaround_eject_time = 0
-    Host_RHEL.5:
-        cdrom_test_locked = no
     variants:
         - cdrom_default:
+            cdrom_test_eject = yes
+            cdrom_test_file_operation = yes
+        - cdrom_tray:
+            # test the tray status
+            cdrom_test_tray_status = yes
+        - cdrom_lock:
+            no RHEL.3, RHEL.4, RHEL.5, RHEL.6.0, RHEL.6.1
+            # test whether cdrom is unlocked <300s after boot
+            cdrom_test_autounlock = yes
+            cdrom_test_locked = yes
+            Host_RHEL.5:
+                cdrom_test_locked = no
         - guest_s3:
             cdrom_test_locked = no
             sub_test = guest_suspend