Test VPD read and write using vpd-tool

Added below test cases:
     - Verify System VPD
     - Verify VPD Component Read
     - Verify VPD Field Read
     - Verify VPD Field Write

Change-Id: I6c27758985c6820527a51f4f46728e2ea41c2008
Signed-off-by: Rahul Maheshwari <rahulmaheshwari@in.ibm.com>
diff --git a/openpower/vpd/test_vpd_tool.robot b/openpower/vpd/test_vpd_tool.robot
new file mode 100644
index 0000000..277861e
--- /dev/null
+++ b/openpower/vpd/test_vpd_tool.robot
@@ -0,0 +1,167 @@
+*** Settings ***
+Documentation   This suite tests System Vital Product Data (VPD) using vpdtool.
+
+Library         ../../lib/vpd_utils.py
+Variables       ../../data/vpd_variables.py
+Resource        ../../lib/openbmc_ffdc.robot
+
+Test Teardown   FFDC On Test Case Fail
+
+
+*** Variables ***
+
+${CMD_GET_PROPERTY_INVENTORY}  busctl get-property xyz.openbmc_project.Inventory.Manager
+${DR_WRITE_VALUE}              XYZ Component
+${PN_WRITE_VALUE}              XYZ1234
+${SN_WRITE_VALUE}              ABCD12345678
+
+*** Test Cases ***
+
+Verify System VPD
+    [Documentation]  Verify system VPD details via vpdtool '-i' option.
+    [Tags]  Verify_System_VPD
+
+    ${vpd_records}=  Vpdtool  -i
+
+    ${components}=  Get Dictionary Keys  ${vpd_records}
+    FOR  ${component}  IN  @{components}
+        Verify VPD Data  ${vpd_records}  ${component}
+    END
+
+
+Verify VPD Component Read
+    [Documentation]  Verify details of VPD component via vpdtool.
+    [Tags]  Verify_VPD_Component_Read
+
+    ${components}=  Get Dictionary Keys  ${VPD_DETAILS}
+    FOR  ${component}  IN  @{components}
+        Verify VPD Component Read Operation  ${component}
+    END
+
+
+Verify VPD Field Read
+    [Documentation]  Verify reading VPD field value via vpdtool.
+    [Tags]  Verify_VPD_Field_Read
+
+    ${components}=  Get Dictionary Keys  ${VPD_DETAILS}
+    FOR  ${component}  IN  @{components}
+        Verify VPD Field Read Operation  ${component}
+    END
+
+
+Verify VPD Field Write
+    [Documentation]  Verify writting VPD field value via vpdtool.
+    [Tags]  Verify_VPD_Field_Write
+
+    ${components}=  Get Dictionary Keys  ${VPD_DETAILS}
+    FOR  ${component}  IN  @{components}
+        Verify VPD Field Write Operation  ${component}
+    END
+
+
+*** Keywords ***
+
+Verify VPD Data
+    [Documentation]  Verify VPD data of given component.
+    [Arguments]  ${vpd_records}  ${component}
+    # Description of arguments:
+    # vpd_records     All VPD data Via vpdtool.
+    # component       VPD component (e.g. /system/chassis/motherboard/vdd_vrm1).
+
+    # Verification of "CC" and "FN" will be added later.
+    @{vpd_fields}=  Create List  DR  LocationCode  SN  PN
+    FOR  ${field}  IN  @{vpd_fields}
+      ${busctl_field}=  Set Variable If
+      ...  '${field}' == 'DR'  xyz.openbmc_project.Inventory.Item PrettyName
+      ...  '${field}' == 'LocationCode'  com.ibm.ipzvpd.Location LocationCode
+      ...  '${field}' == 'PN'  xyz.openbmc_project.Inventory.Decorator.Asset PartNumber
+      ...  '${field}' == 'SN'  xyz.openbmc_project.Inventory.Decorator.Asset SerialNumber
+
+      ${cmd}=  Catenate  ${CMD_GET_PROPERTY_INVENTORY} /xyz/openbmc_project/inventory${component}
+      ...  ${busctl_field}
+      ${cmd_output}=  BMC Execute Command  ${cmd}
+      # Example of cmd_output:
+      #   [0]:                                            s "ABCD.XY1.1234567-P0"
+      #   [1]:
+      #   [2]:                                            0
+
+      Valid Value  vpd_records['${component}']['${field}']  ['${cmd_output[0].split('"')[1].strip('"')}']
+    END
+    Valid Value  vpd_records['${component}']['type']  ['${VPD_DETAILS['${component}']['type']}']
+
+
+Verify VPD Component Read Operation
+    [Documentation]  Verify reading VPD details of given compoment via vpdtool.
+    [Arguments]  ${component}
+    # Description of arguments:
+    # component       VDP component (e.g. /system/chassis/motherboard/vdd_vrm1).
+
+    ${vpd_records}=  Vpdtool  -o -O ${component}
+
+    # Example output from 'Vpdtool  -o -O /system/chassis/motherboard/vdd_vrm1':
+    #  [/system/chassis/motherboard/vdd_vrm1]:
+    #    [DR]:                                         CPU POWER CARD
+    #    [type]:                                       xyz.openbmc_project.Inventory.Item.Vrm
+    #    [CC]:                                         E123
+    #    [FN]:                                         F123456
+    #    [LocationCode]:                               ABCD.XY1.1234567-P0
+    #    [SN]:                                         YL2E32010000
+    #    [PN]:                                         PN12345
+
+    Verify VPD Data  ${vpd_records}  ${component}
+
+
+Verify VPD Field Read Operation
+    [Documentation]  Verify reading all VPD fields for given compoment via vpdtool.
+    [Arguments]  ${component}
+    # Description of arguments:
+    # component       VDP component (e.g. /system/chassis/motherboard/vdd_vrm1).
+
+    # Verification of "CC" and "FN" will be added later.
+    @{vpd_fields}=  Create List  DR  SN  PN
+
+    FOR  ${fields}  IN   @{vpd_fields}
+        Verify VPD Field Value  ${component}  ${fields}
+    END
+
+
+Verify VPD Field Write Operation
+    [Documentation]  Verify writing all VPD fields for given compoment via vpdtool.
+    [Arguments]  ${component}
+    # Description of arguments:
+    # component       VDP component (e.g. /system/chassis/motherboard/vdd_vrm1).
+
+    # Verification of "CC" and "FN" will be added later.
+    @{vpd_fields}=  Create List  DR  SN  PN
+
+    ${field}=  Evaluate  random.choice($vpd_fields)  random
+
+    FOR  ${fields}  IN   @{vpd_fields}
+        ${write_value}=  Set Variable If
+        ...  '${field}' == 'DR'  ${DR_WRITE_VALUE}
+        ...  '${field}' == 'PN'  ${PN_WRITE_VALUE}
+        ...  '${field}' == 'SN'  ${SN_WRITE_VALUE}
+        Vpdtool  -w -O ${component} -R VINI -K ${field} --value ${write_value}
+        Verify VPD Field Value  ${component}  ${fields}
+    END
+
+
+Verify VPD Field Value
+    [Documentation]  Verify VPD field value via vpdtool.
+    [Arguments]  ${component}  ${field}
+    # Description of arguments:
+    # component       VDP component (e.g. /system/chassis/motherboard/vdd_vrm1).
+    # field           VPD field (e.g. DR, SN, PN)
+
+    ${vpd_records}=  Vpdtool  -r -O ${component} -R VINI -K ${field}
+
+    ${busctl_field}=  Set Variable If
+    ...  '${field}' == 'DR'  xyz.openbmc_project.Inventory.Item PrettyName
+    ...  '${field}' == 'PN'  xyz.openbmc_project.Inventory.Decorator.Asset PartNumber
+    ...  '${field}' == 'SN'  xyz.openbmc_project.Inventory.Decorator.Asset SerialNumber
+
+    ${cmd}=  Catenate  ${CMD_GET_PROPERTY_INVENTORY} /xyz/openbmc_project/inventory${component}
+    ...  ${busctl_field}
+    ${cmd_output}=  BMC Execute Command  ${cmd}
+
+    Valid Value  vpd_records['${component}']['${field}']  ['${cmd_output[0].split('"')[1].strip('"')}']