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/**
* Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior
* University
*
* 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.openflow.util;
import org.junit.Test;
import junit.framework.TestCase;
/**
* Does hexstring conversion work?
*
* @author Rob Sherwood (rob.sherwood@stanford.edu)
*
*/
public class HexStringTest extends TestCase {
@Test
public void testMarshalling() throws Exception {
String dpidStr = "00:00:00:23:20:2d:16:71";
long dpid = HexString.toLong(dpidStr);
String testStr = HexString.toHexString(dpid);
TestCase.assertEquals(dpidStr, testStr);
}
@Test
public void testToLong() {
String dpidStr = "3e:1f:01:fc:72:8c:63:31";
long valid = 0x3e1f01fc728c6331L;
long testLong = HexString.toLong(dpidStr);
TestCase.assertEquals(valid, testLong);
}
@Test
public void testToLongMSB() {
String dpidStr = "ca:7c:5e:d1:64:7a:95:9b";
long valid = -3856102927509056101L;
long testLong = HexString.toLong(dpidStr);
TestCase.assertEquals(valid, testLong);
}
@Test
public void testToLongError() {
String dpidStr = "09:08:07:06:05:04:03:02:01";
try {
HexString.toLong(dpidStr);
fail("HexString.toLong() should have thrown a NumberFormatException");
}
catch (NumberFormatException expected) {
// do nothing
}
}
@Test
public void testToStringBytes() {
byte[] dpid = { 0, 0, 0, 0, 0, 0, 0, -1 };
String valid = "00:00:00:00:00:00:00:ff";
String testString = HexString.toHexString(dpid);
TestCase.assertEquals(valid, testString);
}
@Test
public void testFromHexStringError() {
String invalidStr = "00:00:00:00:00:00:ffff";
try {
HexString.fromHexString(invalidStr);
fail("HexString.fromHexString() should have thrown a NumberFormatException");
}
catch (NumberFormatException expected) {
// do nothing
}
}
}