/**
* Copyright (C) 2009-2010 Wilfred Springer
*
* This file is part of Preon.
*
* Preon is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2, or (at your option) any later version.
*
* Preon 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* Preon; see the file COPYING. If not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Linking this library statically or dynamically with other modules is making a
* combined work based on this library. Thus, the terms and conditions of the
* GNU General Public License cover the whole combination.
*
* As a special exception, the copyright holders of this library give you
* permission to link this library with independent modules to produce an
* executable, regardless of the license terms of these independent modules, and
* to copy and distribute the resulting executable under terms of your choice,
* provided that you also meet, for each linked independent module, the terms
* and conditions of the license of that module. An independent module is a
* module which is not derived from or based on this library. If you modify this
* library, you may extend this exception to your version of the library, but
* you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
package org.codehaus.preon.codec;
import org.codehaus.preon.Codec;
import org.codehaus.preon.DecodingException;
import org.codehaus.preon.annotation.BoundEnumOption;
import org.codehaus.preon.annotation.BoundNumber;
import org.codehaus.preon.buffer.BitBuffer;
import org.codehaus.preon.buffer.ByteOrder;
import org.codehaus.preon.buffer.DefaultBitBuffer;
import org.easymock.EasyMock;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import org.junit.Before;
import org.junit.Test;
import java.lang.reflect.AnnotatedElement;
import java.nio.ByteBuffer;
public class EnumCodecFactoryTest {
private AnnotatedElement metadata;
private BoundNumber boundNumber;
@Before
public void setUp() {
metadata = EasyMock.createMock(AnnotatedElement.class);
boundNumber = EasyMock.createMock(BoundNumber.class);
}
@Test
public void testHappyPath() throws DecodingException {
// Pre-play behaviour
EasyMock.expect(metadata.isAnnotationPresent(BoundNumber.class))
.andReturn(true);
EasyMock.expect(metadata.getAnnotation(BoundNumber.class)).andReturn(
boundNumber);
EasyMock.expect(boundNumber.size()).andReturn("8");
EasyMock.expect(boundNumber.byteOrder()).andReturn(
ByteOrder.LittleEndian);
// Replay
EasyMock.replay(metadata, boundNumber);
EnumCodec.Factory factory = new EnumCodec.Factory();
BitBuffer buffer = new DefaultBitBuffer(ByteBuffer.wrap(new byte[]{0,
1}));
Codec<Direction> codec = factory
.create(metadata, Direction.class, null);
assertNotNull(codec);
assertEquals(Direction.Left, codec.decode(buffer, null, null));
// Verify
EasyMock.verify(metadata, boundNumber);
}
enum Direction {
@BoundEnumOption(0)
Left,
@BoundEnumOption(1)
Right
}
}