IntegrityDefinitionDaoTest.java

/*
 * Copyright (c) 2012 Chris Ellison, Mike Deats, Liron Yahdav, Ryan Neal,
 * Brandon Sutherlin, Scott Griffin
 * 
 * This software is released under the MIT license
 * (http://www.opensource.org/licenses/mit-license.php)
 * 
 * Created on Feb 7, 2012
 */
package edu.cmu.sv.arinc838.dao;

import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNotEquals;
import static org.testng.Assert.assertNull;

import java.util.Arrays;

import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;

import com.arinc.arinc838.IntegrityDefinition;

import edu.cmu.sv.arinc838.dao.IntegrityDefinitionDao.IntegrityType;
import edu.cmu.sv.arinc838.util.Converter;

public class IntegrityDefinitionDaoTest {

	private IntegrityDefinition integDef;
	private IntegrityDefinitionDao integDao;

	@BeforeMethod
	public void setup() {
		integDef = new IntegrityDefinition();
		integDef.setIntegrityType(IntegrityType.CRC16.getType());
		integDef.setIntegrityValue(Converter.hexToBytes("DEADBEEF"));
	}

	@Test
	public void testXmlConstructor() {
		integDao = new IntegrityDefinitionDao(integDef);

		assertEquals(integDef.getIntegrityType(), integDao.getIntegrityType());
		assertEquals(integDef.getIntegrityValue(), integDao.getIntegrityValue());
	}

	@Test
	public void testIntegrityTypeAccessors () {
		integDao = new IntegrityDefinitionDao();
		long type1 = IntegrityType.CRC16.getType();
		long newType = IntegrityType.CRC64.getType();
		
		integDef.setIntegrityType(type1);
		integDao.setIntegrityType(newType);
		assertNotEquals(integDef.getIntegrityType(), integDao.getIntegrityType());
		
		integDao.setIntegrityType(integDef.getIntegrityType());
		assertEquals(integDef.getIntegrityType(), integDao.getIntegrityType());
	}
	
	@Test
	public void testSetIntegrityValue() {
		integDao = new IntegrityDefinitionDao();
	
		byte[] b1 = new byte[] { 0x11 };
		byte[] b2 = new byte[] { 0x11, 0x12 };

		integDef.setIntegrityValue(b1);
		integDao.setIntegrityValue(b2);
		
		assertNotEquals(integDef.getIntegrityValue(), integDao.getIntegrityValue());
		
		integDao.setIntegrityValue(integDef.getIntegrityValue());
		assertEquals(integDef.getIntegrityValue(), integDao.getIntegrityValue());
	}
	
	@Test
	public void testIntegrityTypeEnum()
	{
		assertEquals(2, IntegrityDefinitionDao.IntegrityType.CRC16.getType());
		assertEquals(3, IntegrityDefinitionDao.IntegrityType.CRC32.getType());
		assertEquals(6, IntegrityDefinitionDao.IntegrityType.CRC64.getType());		
	}
	
	@Test
	public void testIntegrityTypeEnumFromLong()
	{
		assertEquals(IntegrityDefinitionDao.IntegrityType.CRC16, IntegrityDefinitionDao.IntegrityType.fromLong(2));
		assertEquals(IntegrityDefinitionDao.IntegrityType.CRC32, IntegrityDefinitionDao.IntegrityType.fromLong(3));
		assertEquals(IntegrityDefinitionDao.IntegrityType.CRC64, IntegrityDefinitionDao.IntegrityType.fromLong(6));
		assertNull(IntegrityDefinitionDao.IntegrityType.fromLong(-1));
	}
	
	@Test
	public void testHashCode(){
		IntegrityDefinitionDao integDao = new IntegrityDefinitionDao(integDef);
		assertEquals(integDao.hashCode(), Arrays.hashCode(integDao.getIntegrityValue()));
	}
	
	@Test 
	public void testHashCodeWithNoIntegrity(){
		assertEquals(new IntegrityDefinitionDao().hashCode(), 0);
	}
	
	@Test
	public void testEquals(){
		IntegrityDefinitionDao first = new IntegrityDefinitionDao(integDef);
		IntegrityDefinitionDao second = new IntegrityDefinitionDao(integDef);
		
		assertEquals(first, second);
		assertEquals(second, first);
		assertNotEquals("null", first);
		
	}
}