Secureboot test cases:

Added:
     -  Test to verify TPMPolicy Enabled and Disabled.

Resolves openbmc/openbmc-test-automation#1312

Change-Id: I1c2562bb4bc9bb8910d393fdc27ea6489549dec8
Signed-off-by: Sweta Potthuri <spotthur@in.ibm.com>
diff --git a/lib/open_power_utils.robot b/lib/open_power_utils.robot
index c657d05..84eb0b9 100644
--- a/lib/open_power_utils.robot
+++ b/lib/open_power_utils.robot
@@ -162,3 +162,11 @@
     ...    Append To List  ${power_supply_avg_list}  ${entry}
 
     [Return]  ${power_supply_avg_list}  ${power_supply_max_list}
+
+
+REST Verify No Gard Records
+    [Documentation]  Verify no gard records are present.
+
+    ${resp}=  Read Properties  ${OPENPOWER_CONTROL}gard/enumerate
+    Log Dictionary  ${resp}
+    Should Be Empty  ${resp}  msg=Found gard records.
diff --git a/lib/secure_utils.robot b/lib/secure_utils.robot
new file mode 100755
index 0000000..9e645e5
--- /dev/null
+++ b/lib/secure_utils.robot
@@ -0,0 +1,27 @@
+*** Settings ***
+Documentation  Secure boot keywords.
+
+*** Keywords ***
+
+Set TPMEnable Policy
+    [Documentation]  Enable or disable TPM Policy.
+    [Arguments]  ${tpm_policy}
+
+    # Description of argument(s):
+    # tpm_policy  Enable-1 or Disable-0.
+
+    ${value_dict}=  Create Dictionary  data=${tpm_policy}
+    Write Attribute  ${CONTROL_HOST_URI}/TPMEnable  TPMEnable
+    ...  data=${value_dict}
+
+
+Set And Verify TPM Policy
+    [Documentation]  Enable or disable and verify TPM Policy.
+    [Arguments]  ${tpm_policy}
+
+    # Description of argument(s):
+    # tpm_policy  Enable-1 or Disable-0.
+
+    Set TPMEnable Policy  ${tpm_policy}
+    ${resp}=  Verify The Attribute
+    ...  ${CONTROL_URI}/host0/TPMEnable  TPMEnable  ${tpm_policy}
diff --git a/lib/utils.robot b/lib/utils.robot
index f77f057..e550491 100755
--- a/lib/utils.robot
+++ b/lib/utils.robot
@@ -1511,3 +1511,16 @@
     ...  xyz.openbmc_project.Led.Physical.Action.${expected_state}
     ...  msg=Unexpected LED state.
 
+
+Verify The Attribute
+    [Arguments]  ${uri}  ${attribute_name}  ${attribute_value}
+
+    # Description of argument(s):
+    # uri              URI path
+    #                  (e.g. "/xyz/openbmc_project/control/host0/TPMEnable").
+    # attribute_name   Name of attribute to be verified (e.g. "TPMEnable").
+    # attribute_value  The expected value of attribute (e.g. "1", "0", etc.)
+
+    ${output}=  Read Attribute  ${uri}  ${attribute_name}
+    Should Be Equal  ${attribute_value}  ${output}
+    ...  msg=Attribute "${attribute_name} does not have the expected value.