content: /*
   * Copyright (c) 2017, Andreas Fagschlunger. 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.
   *
   * 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 THE COPYRIGHT OWNER OR
   * CONTRIBUTORS 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 at.o2xfs.win32.impl;
  
  import at.o2xfs.common.Hex;
  import at.o2xfs.win32.Buffer;
  import at.o2xfs.win32.BufferOverflowException;
  
  import java.util.Random;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  public class Win32BufferTest {
  
  	private Win32BufferFactory factory = new Win32BufferFactory();
  
  	@Test
  	public final void putAndGet() {
  		byte[] expecteds = getBytes(10);
  		Buffer buffer = factory.createBuffer(expecteds.length);
  		buffer.put(expecteds);
  		Assert.assertArrayEquals(expecteds, buffer.get());
  	}
  
  	@Test(expected = BufferOverflowException.class)
  	public final void bufferOverflow() {
  		byte[] src = getBytes(4);
  		Buffer buffer = factory.createBuffer(src.length);
  		buffer.put(Hex.decode("1234567890"));
  	}
  
  	private byte[] getBytes(int length) {
  		byte[] bytes = new byte[length];
  		new Random().nextBytes(bytes);
  		return bytes;
  	}
  
  	@Test
  	public final void subBuffer() {
  		byte[] src = Hex.decode("12345678");
  		Buffer buffer = factory.createBuffer(src.length);
  		buffer.put(src);
  		Assert.assertArrayEquals(Hex.decode("3456"), buffer.subBuffer(1, 2).get());
  	}
  }