Added Switch failure test scenario + Styling review

Change-Id: I996e40c08a802c8301c0773fe0e5c48815ff17f5
diff --git a/TestON/tests/USECASE/SegmentRouting/SRSwitchFailure/SRSwitchFailure.topo b/TestON/tests/USECASE/SegmentRouting/SRSwitchFailure/SRSwitchFailure.topo
new file mode 100755
index 0000000..2d69c35
--- /dev/null
+++ b/TestON/tests/USECASE/SegmentRouting/SRSwitchFailure/SRSwitchFailure.topo
@@ -0,0 +1,90 @@
+<TOPOLOGY>
+    <COMPONENT>
+
+        <ONOSbench>
+            <host>localhost</host>
+            <user>sdn</user>
+            <password>rocks</password>
+            <type>OnosDriver</type>
+            <connect_order>1</connect_order>
+            <COMPONENTS>
+                <nodes>1</nodes>
+            </COMPONENTS>
+        </ONOSbench>
+
+        <ONOScli1>
+            <host>OC1</host>
+            <user>sdn</user>
+            <password>rocks</password>
+            <type>OnosCliDriver</type>
+            <connect_order>2</connect_order>
+            <COMPONENTS>
+            </COMPONENTS>
+        </ONOScli1>
+
+        <ONOScli2>
+            <host>OC2</host>
+            <user>sdn</user>
+            <password>rocks</password>
+            <type>OnosCliDriver</type>
+            <connect_order>3</connect_order>
+            <COMPONENTS>
+            </COMPONENTS>
+        </ONOScli2>
+
+        <ONOScli3>
+            <host>OC3</host>
+            <user>sdn</user>
+            <password>rocks</password>
+            <type>OnosCliDriver</type>
+            <connect_order>4</connect_order>
+            <COMPONENTS>
+            </COMPONENTS>
+        </ONOScli3>
+
+        <ONOSrest1>
+            <host>OC1</host>
+            <port>8181</port>
+            <user>onos</user>
+            <password>rocks</password>
+            <type>OnosRestDriver</type>
+            <connect_order>5</connect_order>
+            <COMPONENTS>
+            </COMPONENTS>
+        </ONOSrest1>
+
+        <ONOSrest2>
+            <host>OC2</host>
+            <port>8181</port>
+            <user>onos</user>
+            <password>rocks</password>
+            <type>OnosRestDriver</type>
+            <connect_order>6</connect_order>
+            <COMPONENTS>
+            </COMPONENTS>
+        </ONOSrest2>
+
+        <ONOSrest3>
+            <host>OC3</host>
+            <port>8181</port>
+            <user>onos</user>
+            <password>rocks</password>
+            <type>OnosRestDriver</type>
+            <connect_order>7</connect_order>
+            <COMPONENTS>
+            </COMPONENTS>
+        </ONOSrest3>
+
+        <Mininet1>
+            <host>OCN</host>
+            <user>sdn</user>
+            <password>rocks</password>
+            <type>MininetCliDriver</type>
+            <connect_order>8</connect_order>
+            <COMPONENTS>
+                <home>~/mininet/custom/</home>
+            </COMPONENTS>
+        </Mininet1>
+
+    </COMPONENT>
+</TOPOLOGY>