Added tests to verify navigation to access control menu pages

Chagnes:
    -Test to verify navigation to LDAP sub menu page
    -Test to verify navigation to Local user management sub menu page
    -Test to verify navigation to SSL ceritficate sub menu page

Change-Id: Ibdf07e179e8628f6762564e45fe305f2ae661673
Signed-off-by: Sushma M M <sushmm99@in.ibm.com>
diff --git a/gui/gui_test/access_control/test_obmc_gui_ldap.robot b/gui/gui_test/access_control/test_obmc_gui_ldap.robot
index 5b98dc8..407e3a7 100644
--- a/gui/gui_test/access_control/test_obmc_gui_ldap.robot
+++ b/gui/gui_test/access_control/test_obmc_gui_ldap.robot
@@ -11,6 +11,7 @@
 
 *** Variables ***
 
+${xpath_ldap_heading}                   //h1[text()="LDAP"]
 ${xpath_enable_ldap_checkbox}           //*[@id='enable-ldap-auth']
 ${xpath_secure_ldap_checkbox}           //*[@id='enable-secure-ldap']
 ${xpath_service_radio_button}           //*[@data-test-id="ldap-radio-activeDirectoryEnabled"]
@@ -18,6 +19,13 @@
 
 *** Test Cases ***
 
+Verify Navigation To LDAP Page
+    [Documentation]  Verify navigation to LDAP page.
+    [Tags]  Verify_Navigation_To_LDAP_Page
+
+    Page Should Contain Element  ${xpath_ldap_heading}
+
+
 Verify Existence Of All Sections In LDAP Page
     [Documentation]  Verify existence of all sections in LDAP page.
     [Tags]  Verify_Existence_Of_All_Sections_In_LDAP_Page