Fix unittest

Signed-off-by: Longxiang Lyu <[email protected]>

Author: lolyu

src/sonic-config-engine/tests/simple-sample-graph-case.xml

@@ -333,6 +333,7 @@
         </ManagementAddressV6>
         <SerialNumber i:nil="true" />
         <Hostname>server1-SC</Hostname>
+        <HwSku>smartcable-sku</HwSku>
       </Device>
       <Device i:type="Server">
         <ElementType>Server</ElementType>
@@ -365,6 +366,7 @@
         </ManagementAddressV6>
         <SerialNumber i:nil="true" />
         <Hostname>server2-SC</Hostname>
+        <HwSku>smartcable-sku</HwSku>
       </Device>
       <Device i:type="Server">
         <ElementType>Server</ElementType>

src/sonic-config-engine/tests/test_minigraph_case.py

@@ -226,6 +226,21 @@ def test_minigraph_neighbor_metadata(self):
                 'lo_addr_v6': 'fe80::0002/128',
                 'mgmt_addr': '10.0.0.2/32',
                 'type': 'Server'
+            },
+            'server1-SC': {
+                'hwsku': 'smartcable-sku',
+                'lo_addr': '0.0.0.0/0',
+                'lo_addr_v6': '::/0',
+                'mgmt_addr': '0.0.0.0/0',
+                'type': 'SmartCable'
+            },
+            'server2-SC': {
+                'hwsku': 'smartcable-sku',
+                'lo_addr': '10.10.10.3/32',
+                'lo_addr_v6': '::/0',
+                'mgmt_addr': '0.0.0.0/0',
+                'type': 'SmartCable',
+                'subtype': 'active-active'
             }
         }
         output = self.run_script(argument)