[ONOS-5630][ONOS-5615][ONOS-5634][ONOS-5635][ONOS-5568] defect fix for generated code.

Change-Id: I1d07e8c836005cdc9107186df18b468bc3b13cd1
diff --git a/plugin/maven/src/test/resources/identityTranslator/test.yang b/plugin/maven/src/test/resources/identityTranslator/test.yang
index e8c1889..f4f61bd 100644
--- a/plugin/maven/src/test/resources/identityTranslator/test.yang
+++ b/plugin/maven/src/test/resources/identityTranslator/test.yang
@@ -31,6 +31,17 @@
             base ipv4-address-family;
         }
     }
+
+    container ip {
+    container ipv4-address-family {
+    leaf tunnel1 {
+            type identityref {
+                base ipv4-address-family;
+            }
+        }
+    }
+    }
+
     typedef type3 {
     type union {
                 type type2;