ONOS-4083,ONOS-4084:JUNIT for ISIS PDU TLV Data Structures

Change-Id: I0849d87ad1c7f9a8e08aabebd547dfd2dfde49df
diff --git a/protocols/isis/isisio/src/main/java/org/onosproject/isis/io/isispacket/tlv/subtlv/SubTlvFinder.java b/protocols/isis/isisio/src/main/java/org/onosproject/isis/io/isispacket/tlv/subtlv/SubTlvFinder.java
index 7958f53..92ea143 100644
--- a/protocols/isis/isisio/src/main/java/org/onosproject/isis/io/isispacket/tlv/subtlv/SubTlvFinder.java
+++ b/protocols/isis/isisio/src/main/java/org/onosproject/isis/io/isispacket/tlv/subtlv/SubTlvFinder.java
@@ -66,6 +66,11 @@
                 unreservedBandwidth.readFrom(channelBuffer);
                 subTlv = unreservedBandwidth;
                 break;
+            case INTERFACEADDRESS:
+                InterfaceIpAddress ipInterfaceAddressTlv = new InterfaceIpAddress(tlvHeader);
+                ipInterfaceAddressTlv.readFrom(channelBuffer);
+                subTlv = ipInterfaceAddressTlv;
+                break;
             default:
                 //TODO
                 break;