bytearraytest.java

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/*
 * JBoss, Home of Professional Open Source
 * Copyright 2005, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jbpm.bytes;

import junit.framework.TestCase;

public class ByteArrayTest extends TestCase {

  public void testByteChopping2Blocks() {
    ByteArray byteArray = new ByteArray(new byte[2048]);
    assertEquals(2, byteArray.byteBlocks.size());
  }

  public void testByteChopping3Blocks() {
    ByteArray byteArray = new ByteArray(new byte[2049]);
    assertEquals(3, byteArray.byteBlocks.size());
  }

  public void testReassembling() {
    ByteArray byteArray = new ByteArray(new byte[2049]);
    assertEquals(2049, byteArray.getBytes().length);
  }
  
  public void testEquals() {
    ByteArray left =  new ByteArray("the same bytes".getBytes());
    ByteArray right = new ByteArray("the same bytes".getBytes());
    assertTrue(left.equals(right));
    assertTrue(right.equals(left));
  }

  public void testNotEquals() {
    ByteArray left = new ByteArray("these bytes".getBytes());
    ByteArray right = new ByteArray("are not equal to these bytes".getBytes());
    assertFalse(left.equals(right));
    assertFalse(right.equals(left));
  }

  public void testEmptyByteArray() {
    ByteArray byteArray = new ByteArray(new byte[0]);
    assertNull(byteArray.byteBlocks);
    assertNull(byteArray.getBytes());
  }

  public void testNullByteArray() {
    ByteArray byteArray = new ByteArray((byte[])null);
    assertNull(byteArray.byteBlocks);
    assertNull(byteArray.getBytes());
  }

}