Added GUI test cases to verify system state

Test cases added:
    - Verify System State At Power Off
    - Verify System State At Power On

Change-Id: I4bd0ebb8d5411e653324217a125482d66551a83b
Signed-off-by: manashsarma <manashsarma@in.ibm.com>
diff --git a/gui/gui_test/control_menu/test_server_power_operations_sub_menu.robot b/gui/gui_test/control_menu/test_server_power_operations_sub_menu.robot
index 2e4476d..ae8e124 100644
--- a/gui/gui_test/control_menu/test_server_power_operations_sub_menu.robot
+++ b/gui/gui_test/control_menu/test_server_power_operations_sub_menu.robot
@@ -18,9 +18,28 @@
 ${xpath_poweron_button}                    //*[@data-test-id='serverPowerOperations-button-powerOn']
 ${xpath_tpm_policy_button}                 //input[@id='tpm-required-policy']
 ${xpath_save_button}                       //button[contains(text(),'Save')]
+${Current_status}                          //*[contains(@class,'row mb-4')]
 
 *** Test Cases ***
 
+Verify System State At Power Off
+    [Documentation]  Verify state of the system in power off state.
+    [Tags]  Verify_System_State_At_Power_Off
+
+    Redfish Power Off  stack_mode=skip
+    Page Should Contain Element  ${Current_status}
+    Element Should Contain   ${Current_status}  Off
+
+
+Verify System State At Power On
+    [Documentation]  Verify state of the system in power on state.
+    [Tags]  Verify_System_State_At_Power_On
+
+    Redfish Power On  stack_mode=skip
+    Page Should Contain Element  ${Current_status}
+    Element Should Contain   ${Current_status}  On
+
+
 Verify Existence Of All Sections In Server Power Operations Page
     [Documentation]  Verify existence of all sections in Server Power Operations page.
     [Tags]  Verify_Existence_Of_All_Sections_In_Server_Power_Operations_Page