Fail IPMI Root password change test if password is less than 8 characters

Signed-off-by: Anusha Dathatri <adathatr@in.ibm.com>
Change-Id: I84882f818acf4caefa490643b5e2acc605b02a11
diff --git a/ipmi/test_ipmi_user.robot b/ipmi/test_ipmi_user.robot
index a3d1fe6..a684286 100644
--- a/ipmi/test_ipmi_user.robot
+++ b/ipmi/test_ipmi_user.robot
@@ -308,6 +308,8 @@
     ...  Wait Until Keyword Succeeds  15 sec  5 sec
     ...  Set Default Password For IPMI Root User
 
+    # User input password should be minimum 8 characters long.
+    Valid Length  OPENBMC_PASSWORD  min_length=8
     # Set new password for root user.
     Run IPMI Standard Command
     ...  user set password ${root_userid} ${valid_password}