Add test to accounts_password for OL

This validates the scenario when the pam_pwquality option is set in
system-auth

Signed-off-by: Edgar Aguilar <edgar.aguilar@oracle.com>

shared/templates/accounts_password/tests/system_auth_overwritten.fail.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+# This test only applies to platforms that check system-auth to not override
+# the value in pwquality.conf
+# platform = multi_platform_ol
+# variables = var_password_pam_{{{ VARIABLE }}}={{{ TEST_VAR_VALUE }}}
+
+truncate -s 0 /etc/security/pwquality.conf
+
+echo "{{{ VARIABLE }}} = {{{ TEST_CORRECT_VALUE }}}" >> /etc/security/pwquality.conf
+
+{{{
+    bash_ensure_pam_module_configuration('/etc/pam.d/system-auth',
+                                  'password',
+                                  'required',
+                                  'pam_pwquality.so',
+                                  VARIABLE,
+                                  TEST_CORRECT_VALUE)
+}}}