diff --git a/utils/yangutils/plugin/src/test/resources/leafreflinker/intrafile/leafrefinusesundergrouping/network.yang b/utils/yangutils/plugin/src/test/resources/leafreflinker/intrafile/leafrefinusesundergrouping/network.yang
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@@ -0,0 +1,212 @@
+   module network {
+     yang-version 1;
+     namespace "urn:ietf:params:xml:ns:yang:ietf-network";
+     prefix nd;
+
+     organization
+       "IETF I2RS (Interface to the Routing System) Working Group";
+
+     contact
+       "WG Web:    <http://tools.ietf.org/wg/i2rs/>
+        WG List:   <mailto:i2rs@ietf.org>
+
+        WG Chair:  Susan Hares
+                   <mailto:shares@ndzh.com>
+
+        WG Chair:  Jeffrey Haas
+                   <mailto:jhaas@pfrc.org>
+
+        Editor:    Alexander Clemm
+                   <mailto:alex@cisco.com>
+
+        Editor:    Jan Medved
+                   <mailto:jmedved@cisco.com>
+
+        Editor:    Robert Varga
+                   <mailto:rovarga@cisco.com>
+
+        Editor:    Tony Tkacik
+                   <mailto:ttkacik@cisco.com>
+
+        Editor:    Nitin Bahadur
+                   <mailto:nitin_bahadur@yahoo.com>
+
+        Editor:    Hariharan Ananthakrishnan
+                   <mailto:hari@packetdesign.com>";
+
+     description
+       "This module defines a common base model for a collection
+        of nodes in a network. Node definitions are further used
+        in network topologies and inventories.
+
+        Copyright (c) 2015 IETF Trust and the persons identified as
+        authors of the code.  All rights reserved.
+
+        Redistribution and use in source and binary forms, with or
+        without modification, is permitted pursuant to, and subject
+        to the license terms contained in, the Simplified BSD License
+        set forth in Section 4.c of the IETF Trust's Legal Provisions
+        Relating to IETF Documents
+        (http://trustee.ietf.org/license-info).
+
+        This version of this YANG module is part of
+        draft-ietf-i2rs-yang-network-topo-02;
+        see the RFC itself for full legal notices.
+
+        NOTE TO RFC EDITOR: Please replace above reference to
+        draft-ietf-i2rs-yang-network-topo-02 with RFC
+        number when published (i.e. RFC xxxx).";
+
+     revision 2015-12-08 {
+       description
+         "Initial revision.
+          NOTE TO RFC EDITOR: Please replace the following reference
+          to draft-ietf-i2rs-yang-network-topo-02 with
+          RFC number when published (i.e. RFC xxxx).";
+       reference
+         "draft-ietf-i2rs-yang-network-topo-02";
+     }
+
+     typedef node-id {
+       type string;
+       description
+         "Identifier for a node.";
+     }
+
+     typedef network-id {
+       type string;
+       description
+         "Identifier for a network.";
+     }
+     grouping network-ref {
+       description
+         "Contains the information necessary to reference a network,
+          for example an underlay network.";
+       leaf network-ref {
+         type leafref {
+           path "/nd:networks/nd:network/nd:network-id";
+         require-instance false;
+         }
+         description
+           "Used to reference a network, for example an underlay
+            network.";
+       }
+     }
+
+     grouping node-ref {
+       description
+         "Contains the information necessary to reference a node.";
+       leaf node-ref {
+         type leafref {
+           path "/nd:networks/nd:network[nd:network-id=current()/../"+
+             "network-ref]/nd:node/nd:node-id";
+           require-instance false;
+         }
+         description
+           "Used to reference a node.
+            Nodes are identified relative to the network they are
+            contained in.";
+       }
+       uses network-ref;
+     }
+
+     container networks {
+       description
+         "Serves as top-level container for a list of networks.";
+       list network {
+         key "network-id";
+         description
+           "Describes a network.
+            A network typically contains an inventory of nodes,
+            topological information (augmented through
+            network-topology model), as well as layering
+            information.";
+         container network-types {
+           description
+             "Serves as an augmentation target.
+              The network type is indicated through corresponding
+              presence containers augmented into this container.";
+         }
+         leaf network-id {
+           type network-id;
+           description
+             "Identifies a network.";
+         }
+         list supporting-network {
+           key "network-ref";
+           description
+             "An underlay network, used to represent layered network
+              topologies.";
+           leaf network-ref {
+             type leafref {
+               path "/networks/network/network-id";
+             require-instance false;
+             }
+             description
+               "References the underlay network.";
+           }
+         }
+         list node {
+           key "node-id";
+           description
+             "The inventory of nodes of this network.";
+           leaf node-id {
+             type node-id;
+             description
+               "Identifies a node uniquely within the containing
+                network.";
+           }
+           list supporting-node {
+             key "network-ref node-ref";
+             description
+               "Represents another node, in an underlay network, that
+                this node is supported by.  Used to represent layering
+                structure.";
+             leaf network-ref {
+               type leafref {
+                 path "../../../supporting-network/network-ref";
+               require-instance false;
+               }
+               description
+                 "References the underlay network that the
+                  underlay node is part of.";
+             }
+             leaf node-ref {
+               type leafref {
+                 path "/networks/network/node/node-id";
+               require-instance false;
+               }
+               description
+                 "References the underlay node itself.";
+             }
+           }
+         }
+       }
+     }
+     container networks-state {
+       config false;
+       description
+         "Serves as top-level container for a list of state information
+          for networks";
+       list network {
+         key "network-ref";
+         description
+           "Data nodes representing operational data and state of
+            networks.
+            An instance is automatically created for every network
+            in the corresponding list under the networks container.";
+         uses network-ref;
+         leaf server-provided {
+           type boolean;
+           description
+             "Indicates whether the information concerning this
+              particular network is populated by the server
+              (server-provided true, the general case for network
+              information discovered from the server),
+              or whether it is configured by a client
+              (server-provided true, possible e.g. for
+              service overlays managed through a controller).";
+         }
+       }
+     }
+   }
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