/*
- * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ * Copyright (c) 2013-2014 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
package org.opendaylight.controller.sal.packet;
+import java.util.Arrays;
+
import junit.framework.Assert;
import org.junit.Test;
-import org.opendaylight.controller.sal.packet.ICMP;
public class ICMPTest {
@Test
public void testSetTypeCode() {
ICMP icmp = new ICMP();
- short icmpTypeCode = 2;
- icmp.setTypeCode(icmpTypeCode);
- byte[] typeCode = icmp.hdrFieldsMap.get("TypeCode");
- Assert.assertTrue(typeCode[0] == 0);
- Assert.assertTrue(typeCode[1] == 2);
+ byte icmpType = 2;
+ icmp.setType(icmpType);
+ byte[] typeCode = icmp.hdrFieldsMap.get("Type");
+ Assert.assertTrue(typeCode[0] == 2);
}
ICMP icmp = new ICMP();
short icmpChecksum = 200;
icmp.setChecksum(icmpChecksum);
- byte[] checksum = icmp.hdrFieldsMap.get("HeaderChecksum");
+ byte[] checksum = icmp.hdrFieldsMap.get("Checksum");
Assert.assertTrue(checksum[0] == 0);
Assert.assertTrue(checksum[1] == -56);
Assert.assertTrue(sequenceNumber[1] == -120);
}
+
+ @Test
+ public void testSerialization() throws PacketException {
+ byte icmpRawPayload[] = { (byte) 0x38, (byte) 0x26, (byte) 0x9e,
+ (byte) 0x51, (byte) 0x00, (byte) 0x00, (byte) 0x00,
+ (byte) 0x00, (byte) 0x2e, (byte) 0x6a, (byte) 0x08,
+ (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
+ (byte) 0x00, (byte) 0x10, (byte) 0x11, (byte) 0x12,
+ (byte) 0x13, (byte) 0x14, (byte) 0x15, (byte) 0x16,
+ (byte) 0x17, (byte) 0x18, (byte) 0x19, (byte) 0x1a,
+ (byte) 0x1b, (byte) 0x1c, (byte) 0x1d, (byte) 0x1e,
+ (byte) 0x1f, (byte) 0x20, (byte) 0x21, (byte) 0x22,
+ (byte) 0x23, (byte) 0x24, (byte) 0x25, (byte) 0x26,
+ (byte) 0x27, (byte) 0x28, (byte) 0x29, (byte) 0x2a,
+ (byte) 0x2b, (byte) 0x2c, (byte) 0x2d, (byte) 0x2e,
+ (byte) 0x2f, (byte) 0x30, (byte) 0x31, (byte) 0x32,
+ (byte) 0x33, (byte) 0x34, (byte) 0x35, (byte) 0x36, (byte) 0x37 };
+ serializeTest(icmpRawPayload, (short)0xe553);
+
+ serializeTest(null, (short)0xb108);
+ serializeTest(new byte[0], (short)0xb108);
+
+ byte[] odd = {
+ (byte)0xba, (byte)0xd4, (byte)0xc7, (byte)0x53,
+ (byte)0xf8, (byte)0x59, (byte)0x68, (byte)0x77,
+ (byte)0xfd, (byte)0x27, (byte)0xe0, (byte)0x5b,
+ (byte)0xd0, (byte)0x2e, (byte)0x28, (byte)0x41,
+ (byte)0xa3, (byte)0x48, (byte)0x5d, (byte)0x2e,
+ (byte)0x7d, (byte)0x5b, (byte)0xd3, (byte)0x60,
+ (byte)0xb3, (byte)0x88, (byte)0x8d, (byte)0x0f,
+ (byte)0x1d, (byte)0x87, (byte)0x51, (byte)0x0f,
+ (byte)0x6a, (byte)0xff, (byte)0xf7, (byte)0xd4,
+ (byte)0x40, (byte)0x35, (byte)0x4e, (byte)0x01,
+ (byte)0x36,
+ };
+ serializeTest(odd, (short)0xd0ad);
+
+ // Large payload that causes 16-bit checksum overflow more than
+ // 255 times.
+ byte[] largeEven = new byte[1024];
+ Arrays.fill(largeEven, (byte)0xff);
+ serializeTest(largeEven, (short)0xb108);
+
+ byte[] largeOdd = new byte[1021];
+ Arrays.fill(largeOdd, (byte)0xff);
+ serializeTest(largeOdd, (short)0xb207);
+ }
+
+ private void serializeTest(byte[] payload, short checksum)
+ throws PacketException {
+ ICMP icmp = new ICMP();
+ icmp.setType((byte)8).setCode((byte)0).
+ setIdentifier((short)0x46f5).setSequenceNumber((short)2);
+ int payloadSize = 0;
+ if (payload != null) {
+ icmp.setRawPayload(payload);
+ payloadSize = payload.length;
+ }
+
+ // Serialize
+ byte[] data = icmp.serialize();
+ Assert.assertEquals(payloadSize + 8, data.length);
+
+ // Deserialize
+ ICMP icmpDes = new ICMP();
+ icmpDes.deserialize(data, 0, data.length);
+
+ Assert.assertFalse(icmpDes.isCorrupted());
+ Assert.assertEquals(checksum, icmpDes.getChecksum());
+ Assert.assertEquals(icmp, icmpDes);
+ }
}