[ONOS-6641] VXLAN packet support
Change-Id: I7d2086cded3edafa26219609e4f3458b0ea394c0
diff --git a/utils/misc/src/test/java/org/onlab/packet/VXLANTest.java b/utils/misc/src/test/java/org/onlab/packet/VXLANTest.java
new file mode 100644
index 0000000..e33ee4b
--- /dev/null
+++ b/utils/misc/src/test/java/org/onlab/packet/VXLANTest.java
@@ -0,0 +1,128 @@
+/*
+ * Copyright 2017-present 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.onlab.packet;
+
+import com.google.common.testing.EqualsTester;
+import org.apache.commons.lang3.StringUtils;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Tests for class {@link VXLAN}.
+ */
+public class VXLANTest {
+
+ private static final byte[] BYTE_PACKET_VXLAN = {
+ (byte) 0x08, // flags (8 bits)
+ (byte) 0x00, (byte) 0x00, (byte) 0x00, // rsvd1 (24 bits)
+ (byte) 0x12, (byte) 0x34, (byte) 0x56, // vni (24 bits)
+ (byte) 0x00, // rsvd2 (8 bits)
+ };
+
+ private static Deserializer<VXLAN> deserializer;
+
+ private static final UDP UDP_HDR = new UDP();
+
+ private static final int TEST_UDP_SRCPORT = 0x50;
+ private static final int TEST_FLAGS = 0x08;
+ private static final int TEST_VNI1 = 0x123456;
+ private static final int TEST_VNI2 = 0x654321;
+
+
+ @BeforeClass
+ public static void setUpBeforeClass() throws Exception {
+ deserializer = VXLAN.deserializer();
+ UDP_HDR.setSourcePort(TEST_UDP_SRCPORT);
+ UDP_HDR.setDestinationPort(UDP.VXLAN_UDP_PORT);
+ }
+
+ /**
+ * Tests serialize and setters.
+ */
+ @Test
+ public void testSerialize() {
+ VXLAN vxlan = new VXLAN();
+ vxlan.setFlag((byte) TEST_FLAGS);
+ vxlan.setVni(TEST_VNI1);
+ vxlan.setParent(UDP_HDR);
+ assertArrayEquals("Serialized packet is not matched", BYTE_PACKET_VXLAN, vxlan.serialize());
+ }
+
+ /**
+ * Tests deserialize bad input.
+ */
+ @Test
+ public void testDeserializeBadInput() throws Exception {
+ PacketTestUtils.testDeserializeBadInput(deserializer);
+ }
+
+ /**
+ * Tests deserialize truncated.
+ */
+ @Test
+ public void testDeserializeTruncated() throws Exception {
+ PacketTestUtils.testDeserializeTruncated(deserializer, BYTE_PACKET_VXLAN);
+ }
+
+ /**
+ * Tests deserialize and getters.
+ */
+ @Test
+ public void testDeserialize() throws Exception {
+ VXLAN vxlan = deserializer.deserialize(BYTE_PACKET_VXLAN, 0, BYTE_PACKET_VXLAN.length);
+
+ assertThat(vxlan.getFlag(), is((byte) TEST_FLAGS));
+ assertThat(vxlan.getVni(), is(TEST_VNI1));
+ }
+
+ /**
+ * Tests comparator.
+ */
+ @Test
+ public void testEqual() {
+ VXLAN vxlan1 = new VXLAN();
+ vxlan1.setFlag((byte) TEST_FLAGS);
+ vxlan1.setVni(TEST_VNI1);
+
+ VXLAN vxlan2 = new VXLAN();
+ vxlan2.setFlag((byte) TEST_FLAGS);
+ vxlan2.setVni(TEST_VNI2);
+
+ new EqualsTester()
+ .addEqualityGroup(vxlan1, vxlan1)
+ .addEqualityGroup(vxlan2).testEquals();
+ }
+
+ /**
+ * Tests toString.
+ */
+ @Test
+ public void testToStringVXLAN() throws Exception {
+ VXLAN vxlan = deserializer.deserialize(BYTE_PACKET_VXLAN, 0, BYTE_PACKET_VXLAN.length);
+ String str = vxlan.toString();
+
+ assertTrue(StringUtils.contains(str, "flags=" + TEST_FLAGS));
+ assertTrue(StringUtils.contains(str, "vni=" + TEST_VNI1));
+ }
+}