diff --git a/TestON/tests/USECASE/SegmentRouting/dependencies/json/CASE12.json b/TestON/tests/USECASE/SegmentRouting/dependencies/json/CASE12.json
new file mode 100644
index 0000000..07a8dc2
--- /dev/null
+++ b/TestON/tests/USECASE/SegmentRouting/dependencies/json/CASE12.json
@@ -0,0 +1,80 @@
+{
+    "ports" : {
+        "of:0000000000000001/2" : {
+            "interfaces" : [
+                {
+                    "ips" : [ "10.0.1.254/24" ],
+                    "vlan-tagged": [10]
+                }
+            ]
+        },
+        "of:0000000000000001/3" : {
+            "interfaces" : [
+                {
+                    "ips" : [ "10.0.1.254/24" ],
+                    "vlan-tagged": [10]
+                }
+            ]
+        },
+        "of:0000000000000002/2" : {
+            "interfaces" : [
+                {
+                    "ips" : [ "10.0.1.254/24" ],
+                    "vlan-tagged": [10]
+                }
+            ]
+        },
+        "of:0000000000000002/3" : {
+            "interfaces" : [
+                {
+                    "ips" : [ "10.0.1.254/24" ],
+                    "vlan-tagged": [10]
+                }
+            ]
+        }
+    },
+    "hosts" : {
+        "00:AA:00:00:00:01/10" : {
+            "basic": {
+                "ips": ["10.0.2.1"],
+                "locations": ["of:0000000000000001/2", "of:0000000000000002/2"]
+            }
+        },
+        "00:AA:00:00:00:02/10" : {
+            "basic": {
+                "ips": ["10.0.2.2"],
+                "locations": ["of:0000000000000001/3", "of:0000000000000002/3"]
+            }
+        }
+    },
+    "devices" : {
+        "of:0000000000000001" : {
+            "segmentrouting" : {
+                "ipv4NodeSid" : 1,
+                "ipv4Loopback" : "192.168.0.1",
+                "routerMac" : "00:00:00:00:00:01",
+                "isEdgeRouter" : true,
+                "pairDeviceId" : "of:0000000000000002",
+                "pairLocalPort" : 1,
+                "adjacencySids" : []
+            },
+            "basic" : {
+                "driver" : "ofdpa-ovs"
+            }
+        },
+        "of:0000000000000002" : {
+            "segmentrouting" : {
+                "ipv4NodeSid" : 1,
+                "ipv4Loopback" : "192.168.0.2",
+                "routerMac" : "00:00:00:00:00:01",
+                "isEdgeRouter" : true,
+                "pairDeviceId" : "of:0000000000000001",
+                "pairLocalPort" : 1,
+                "adjacencySids" : []
+            },
+            "basic" : {
+                "driver" : "ofdpa-ovs"
+            }
+        }
+    }
+}