/*
* Copyright (c) 2007-2014 Concurrent, Inc. All Rights Reserved.
*
* Project and contact information: http://www.cascading.org/
*
* This file is part of the Cascading project.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cascading.tuple.hadoop;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import cascading.CascadingTestCase;
import cascading.tuple.Tuple;
import cascading.tuple.hadoop.io.HadoopTupleInputStream;
import cascading.tuple.hadoop.io.HadoopTupleOutputStream;
import cascading.tuple.io.TupleInputStream;
import cascading.tuple.io.TupleOutputStream;
import org.junit.Test;
public class TupleTest extends CascadingTestCase
{
public TupleTest()
{
}
@Test
public void testWritableCompareReadWrite() throws IOException
{
Tuple aTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "3.0", true );
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
TupleOutputStream dataOutputStream = new HadoopTupleOutputStream( byteArrayOutputStream, new TupleSerialization().getElementWriter() );
dataOutputStream.writeTuple( aTuple );
dataOutputStream.flush();
ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream( byteArrayOutputStream.toByteArray() );
TupleInputStream dataInputStream = new HadoopTupleInputStream( byteArrayInputStream, new TupleSerialization().getElementReader() );
Tuple newTuple = new Tuple();
dataInputStream.readTuple( newTuple );
assertEquals( aTuple, newTuple );
}
@Test
public void testWritableCompare()
{
Tuple aTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
Tuple bTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
assertEquals( "not equal: aTuple", bTuple, aTuple );
assertTrue( "not equal than: aTuple = bTuple", aTuple.compareTo( bTuple ) == 0 );
bTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "2.0" );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) > 0 );
}
}