/**
 * Copyright (c) 2012, University of Konstanz, Distributed Systems Group
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of the University of Konstanz nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.jscsi.utils;

import static org.testng.AssertJUnit.assertEquals;
import org.testng.annotations.Test;

/**
 * Tests the Utils class of correctness.
 * 
 * @author Volker Wildi
 */
public class UtilsTest {

    /**
     * Tests the conversion from a signed byte to an unsigned integer number.
     */
    @Test
    public void testGetUnsignedInt() {

        assertEquals(0xF0, Utils.getUnsignedInt((byte)0xF0));
    }

    /**
     * Tests the conversion from a signed short to an unsigned long number.
     */
    @Test
    public void testGetUnsignedLongFromShort() {

        assertEquals(0xBD18L, Utils.getUnsignedLong((short)0xBD18));
    }

    /**
     * Tests the conversion from a signed integer to an unsigned long number.
     */
    @Test
    public void testGetUnsignedLongFromInt() {

        assertEquals(0xC254F92AL, Utils.getUnsignedLong(0xC254F92A));
    }
}