Implement NDP-related classes

* Resolve ONOS-511
* Refactor: Move NDP-related classes into org.onlab.packet.ndp package
* Bugfix: payload is not properly set in testSerialize

Change-Id: Idb2dbfbd0297152c0e26ac2d5d5f8dba62824660
diff --git a/utils/misc/src/test/java/org/onlab/packet/NeighborAdvertisementTest.java b/utils/misc/src/test/java/org/onlab/packet/ndp/NeighborAdvertisementTest.java
similarity index 92%
rename from utils/misc/src/test/java/org/onlab/packet/NeighborAdvertisementTest.java
rename to utils/misc/src/test/java/org/onlab/packet/ndp/NeighborAdvertisementTest.java
index 8627a9b..d0aa944 100644
--- a/utils/misc/src/test/java/org/onlab/packet/NeighborAdvertisementTest.java
+++ b/utils/misc/src/test/java/org/onlab/packet/ndp/NeighborAdvertisementTest.java
@@ -16,13 +16,17 @@
 
 
 
-package org.onlab.packet;
+package org.onlab.packet.ndp;
 
 import org.junit.BeforeClass;
 import org.junit.Test;
+import org.onlab.packet.Data;
 
 import static org.hamcrest.Matchers.is;
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertThat;
 
 /**
  * Tests for class {@link NeighborAdvertisement}.
@@ -61,6 +65,7 @@
         na.setSolicitedFlag((byte) 1);
         na.setOverrideFlag((byte) 1);
         na.setTargetAddress(TARGET_ADDRESS);
+        na.setPayload(data);
 
         assertArrayEquals(na.serialize(), bytePacket);
     }
diff --git a/utils/misc/src/test/java/org/onlab/packet/NeighborSolicitationTest.java b/utils/misc/src/test/java/org/onlab/packet/ndp/NeighborSolicitationTest.java
similarity index 91%
rename from utils/misc/src/test/java/org/onlab/packet/NeighborSolicitationTest.java
rename to utils/misc/src/test/java/org/onlab/packet/ndp/NeighborSolicitationTest.java
index bb6ec60..d0e5122 100644
--- a/utils/misc/src/test/java/org/onlab/packet/NeighborSolicitationTest.java
+++ b/utils/misc/src/test/java/org/onlab/packet/ndp/NeighborSolicitationTest.java
@@ -16,15 +16,17 @@
 
 
 
-package org.onlab.packet;
+package org.onlab.packet.ndp;
 
 import org.junit.BeforeClass;
 import org.junit.Test;
+import org.onlab.packet.Data;
 
-import static org.junit.Assert.*;
-
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.assertFalse;
 /**
- * Tests for class {@link org.onlab.packet.NeighborSolicitation}.
+ * Tests for class {@link NeighborSolicitation}.
  */
 public class NeighborSolicitationTest {
     private static final byte[] TARGET_ADDRESS = {
@@ -61,6 +63,7 @@
     public void testSerialize() {
         NeighborSolicitation ns = new NeighborSolicitation();
         ns.setTargetAddress(TARGET_ADDRESS);
+        ns.setPayload(data);
 
         assertArrayEquals(ns.serialize(), bytePacket);
     }
diff --git a/utils/misc/src/test/java/org/onlab/packet/ndp/RedirectTest.java b/utils/misc/src/test/java/org/onlab/packet/ndp/RedirectTest.java
new file mode 100644
index 0000000..2f419c7
--- /dev/null
+++ b/utils/misc/src/test/java/org/onlab/packet/ndp/RedirectTest.java
@@ -0,0 +1,107 @@
+/*
+ * Copyright 2014 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.ndp;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.onlab.packet.Data;
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.assertFalse;
+
+/**
+ * Tests for class {@link Redirect}.
+ */
+public class RedirectTest {
+    private static final byte[] TARGET_ADDRESS = {
+            (byte) 0x20, (byte) 0x01, (byte) 0x0f, (byte) 0x18, (byte) 0x01, (byte) 0x13, (byte) 0x02, (byte) 0x15,
+            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00
+    };
+    private static final byte[] DESTINATION_ADDRESS = {
+            (byte) 0x20, (byte) 0x01, (byte) 0x0f, (byte) 0x18, (byte) 0x01, (byte) 0x13, (byte) 0x02, (byte) 0x15,
+            (byte) 0xca, (byte) 0x2a, (byte) 0x14, (byte) 0xff, (byte) 0xfe, (byte) 0x35, (byte) 0x26, (byte) 0xce
+    };
+    private static final byte[] DESTINATION_ADDRESS2 = {
+            (byte) 0x20, (byte) 0x01, (byte) 0x0f, (byte) 0x18, (byte) 0x01, (byte) 0x13, (byte) 0x02, (byte) 0x15,
+            (byte) 0xe6, (byte) 0xce, (byte) 0x8f, (byte) 0xff, (byte) 0xfe, (byte) 0x54, (byte) 0x37, (byte) 0xc8
+    };
+    private static Data data;
+    private static byte[] bytePacket;
+
+    @BeforeClass
+    public static void setUpBeforeClass() throws Exception {
+        data = new Data();
+        data.setData("".getBytes());
+
+        byte[] bytePayload = data.serialize();
+        byte[] byteHeader = {
+                (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
+                (byte) 0x20, (byte) 0x01, (byte) 0x0f, (byte) 0x18, (byte) 0x01, (byte) 0x13, (byte) 0x02, (byte) 0x15,
+                (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
+                (byte) 0x20, (byte) 0x01, (byte) 0x0f, (byte) 0x18, (byte) 0x01, (byte) 0x13, (byte) 0x02, (byte) 0x15,
+                (byte) 0xca, (byte) 0x2a, (byte) 0x14, (byte) 0xff, (byte) 0xfe, (byte) 0x35, (byte) 0x26, (byte) 0xce
+        };
+        bytePacket = new byte[byteHeader.length + bytePayload.length];
+        System.arraycopy(byteHeader, 0, bytePacket, 0, byteHeader.length);
+        System.arraycopy(bytePayload, 0, bytePacket, byteHeader.length, bytePayload.length);
+    }
+
+    /**
+     * Tests serialize and setters.
+     */
+    @Test
+    public void testSerialize() {
+        Redirect rd = new Redirect();
+        rd.setTargetAddress(TARGET_ADDRESS);
+        rd.setDestinationAddress(DESTINATION_ADDRESS);
+        rd.setPayload(data);
+
+        assertArrayEquals(rd.serialize(), bytePacket);
+    }
+
+    /**
+     * Tests deserialize and getters.
+     */
+    @Test
+    public void testDeserialize() {
+        Redirect rd = new Redirect();
+        rd.deserialize(bytePacket, 0, bytePacket.length);
+
+        assertArrayEquals(rd.getTargetAddress(), TARGET_ADDRESS);
+        assertArrayEquals(rd.getDestinationAddress(), DESTINATION_ADDRESS);
+    }
+
+    /**
+     * Tests comparator.
+     */
+    @Test
+    public void testEqual() {
+        Redirect rd1 = new Redirect();
+        rd1.setTargetAddress(TARGET_ADDRESS);
+        rd1.setDestinationAddress(DESTINATION_ADDRESS);
+
+        Redirect rd2 = new Redirect();
+        rd2.setTargetAddress(TARGET_ADDRESS);
+        rd2.setDestinationAddress(DESTINATION_ADDRESS2);
+
+        assertTrue(rd1.equals(rd1));
+        assertFalse(rd1.equals(rd2));
+    }
+}
diff --git a/utils/misc/src/test/java/org/onlab/packet/ndp/RouterAdvertisementTest.java b/utils/misc/src/test/java/org/onlab/packet/ndp/RouterAdvertisementTest.java
new file mode 100644
index 0000000..2fd1815
--- /dev/null
+++ b/utils/misc/src/test/java/org/onlab/packet/ndp/RouterAdvertisementTest.java
@@ -0,0 +1,111 @@
+/*
+ * Copyright 2014 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.ndp;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.onlab.packet.Data;
+
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Tests for class {@link RouterAdvertisement}.
+ */
+public class RouterAdvertisementTest {
+    private static Data data;
+    private static byte[] bytePacket;
+
+    @BeforeClass
+    public static void setUpBeforeClass() throws Exception {
+        data = new Data();
+        data.setData("".getBytes());
+
+        byte[] bytePayload = data.serialize();
+        byte[] byteHeader = {
+                (byte) 0x03, (byte) 0xc0, (byte) 0x02, (byte) 0x58,
+                (byte) 0x00, (byte) 0x00, (byte) 0x03, (byte) 0xe8,
+                (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0xf4
+        };
+        bytePacket = new byte[byteHeader.length + bytePayload.length];
+        System.arraycopy(byteHeader, 0, bytePacket, 0, byteHeader.length);
+        System.arraycopy(bytePayload, 0, bytePacket, byteHeader.length, bytePayload.length);
+    }
+
+    /**
+     * Tests serialize and setters.
+     */
+    @Test
+    public void testSerialize() {
+        RouterAdvertisement ra = new RouterAdvertisement();
+        ra.setCurrentHopLimit((byte) 3);
+        ra.setMFlag((byte) 1);
+        ra.setOFlag((byte) 1);
+        ra.setRouterLifetime((short) 0x258);
+        ra.setReachableTime(0x3e8);
+        ra.setRetransmitTimer(0x1f4);
+        ra.setPayload(data);
+
+        assertArrayEquals(ra.serialize(), bytePacket);
+    }
+
+    /**
+     * Tests deserialize and getters.
+     */
+    @Test
+    public void testDeserialize() {
+        RouterAdvertisement ra = new RouterAdvertisement();
+        ra.deserialize(bytePacket, 0, bytePacket.length);
+
+        assertThat(ra.getCurrentHopLimit(), is((byte) 3));
+        assertThat(ra.getMFlag(), is((byte) 1));
+        assertThat(ra.getOFlag(), is((byte) 1));
+        assertThat(ra.getRouterLifetime(), is((short) 0x258));
+        assertThat(ra.getReachableTime(), is(0x3e8));
+        assertThat(ra.getRetransmitTimer(), is(0x1f4));
+    }
+
+    /**
+     * Tests comparator.
+     */
+    @Test
+    public void testEqual() {
+        RouterAdvertisement ra1 = new RouterAdvertisement();
+        ra1.setCurrentHopLimit((byte) 3);
+        ra1.setMFlag((byte) 1);
+        ra1.setOFlag((byte) 1);
+        ra1.setRouterLifetime((short) 0x258);
+        ra1.setReachableTime(0x3e8);
+        ra1.setRetransmitTimer(0x1f4);
+
+        RouterAdvertisement ra2 = new RouterAdvertisement();
+        ra2.setCurrentHopLimit((byte) 3);
+        ra2.setMFlag((byte) 0);
+        ra2.setOFlag((byte) 0);
+        ra2.setRouterLifetime((short) 0x1f4);
+        ra2.setReachableTime(0x3e8);
+        ra2.setRetransmitTimer(0x1f4);
+
+        assertTrue(ra1.equals(ra1));
+        assertFalse(ra1.equals(ra2));
+    }
+}
diff --git a/utils/misc/src/test/java/org/onlab/packet/ndp/RouterSolicitationTest.java b/utils/misc/src/test/java/org/onlab/packet/ndp/RouterSolicitationTest.java
new file mode 100644
index 0000000..a5ce194
--- /dev/null
+++ b/utils/misc/src/test/java/org/onlab/packet/ndp/RouterSolicitationTest.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2014 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.ndp;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.onlab.packet.Data;
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Tests for class {@link RouterSolicitation}.
+ */
+public class RouterSolicitationTest {
+    private static final byte[] OPTION = {
+        (byte) 0x01, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01
+    };
+    private static Data data;
+    private static byte[] bytePacket;
+
+    @BeforeClass
+    public static void setUpBeforeClass() throws Exception {
+        data = new Data();
+        data.setData(OPTION);
+
+        byte[] bytePayload = data.serialize();
+        byte[] byteHeader = {(byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00};
+        bytePacket = new byte[byteHeader.length + bytePayload.length];
+        System.arraycopy(byteHeader, 0, bytePacket, 0, byteHeader.length);
+        System.arraycopy(bytePayload, 0, bytePacket, byteHeader.length, bytePayload.length);
+    }
+
+    /**
+     * Tests serialize and setters.
+     */
+    @Test
+    public void testSerialize() {
+        RouterSolicitation rs = new RouterSolicitation();
+        rs.setPayload(data);
+
+        assertArrayEquals(rs.serialize(), bytePacket);
+    }
+
+    /**
+     * Tests deserialize and getters.
+     */
+    @Test
+    public void testDeserialize() {
+        RouterSolicitation rs = new RouterSolicitation();
+        rs.deserialize(bytePacket, 0, bytePacket.length);
+    }
+
+    /**
+     * Tests comparator.
+     */
+    @Test
+    public void testEqual() {
+        RouterSolicitation rs1 = new RouterSolicitation();
+
+        assertTrue(rs1.equals(rs1));
+    }
+}