Add missing test for .ipProto()
diff --git a/src/test/java/net/onrc/onos/ofcontroller/util/FlowEntryMatchTest.java b/src/test/java/net/onrc/onos/ofcontroller/util/FlowEntryMatchTest.java
index 6ad8bc4..4381208 100644
--- a/src/test/java/net/onrc/onos/ofcontroller/util/FlowEntryMatchTest.java
+++ b/src/test/java/net/onrc/onos/ofcontroller/util/FlowEntryMatchTest.java
@@ -56,6 +56,7 @@
 		assertEquals("default null", null, def.vlanPriority() );
 		assertEquals("default null", null, def.srcIPv4Net() );
 		assertEquals("default null", null, def.dstIPv4Net() );
+		assertEquals("default null", null, def.ipProto() );
 		assertEquals("default null", null, def.ipToS() );
 		assertEquals("default null", null, def.srcTcpUdpPort() );
 		assertEquals("default null", null, def.dstTcpUdpPort() );