diff --git a/pcep/pcepio/src/test/java/org/onosproject/pcepio/types/RouterIDSubTlvTest.java b/pcep/pcepio/src/test/java/org/onosproject/pcepio/types/RouterIDSubTlvTest.java
new file mode 100644
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--- /dev/null
+++ b/pcep/pcepio/src/test/java/org/onosproject/pcepio/types/RouterIDSubTlvTest.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.pcepio.types;
+
+import com.google.common.testing.EqualsTester;
+import org.junit.Test;
+
+/**
+ * Test case for Router ID Sub tlv.
+ */
+public class RouterIDSubTlvTest {
+
+    private final byte[] value1 = {1, 2 };
+    private final Short length1 = 2;
+    private final RouterIDSubTlv tlv1 = RouterIDSubTlv.of(value1, length1);
+
+    private final Short length2 = 2;
+    private final RouterIDSubTlv tlv2 = RouterIDSubTlv.of(value1, length2);
+
+    private final byte[] value3 = {1, 2, 3 };
+    private final Short length3 = 3;
+    private final RouterIDSubTlv tlv3 = RouterIDSubTlv.of(value3, length3);
+
+    @Test
+    public void basics() {
+        new EqualsTester().addEqualityGroup(tlv1, tlv2).addEqualityGroup(tlv3).testEquals();
+    }
+
+}