/*
* Copyright (c) 2007-2010 Concurrent, Inc. All Rights Reserved.
*
* Project and contact information: http://www.cascading.org/
*
* This file is part of the Cascading project.
*
* Cascading 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 3 of the License, or
* (at your option) any later version.
*
* Cascading 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 Cascading. If not, see <http://www.gnu.org/licenses/>.
*/
package cascading.tuple;
import cascading.CascadingTestCase;
/** @version : IntelliJGuide,v 1.13 2001/03/22 22:35:22 SYSTEM Exp $ */
public class TupleEntryTest extends CascadingTestCase
{
public TupleEntryTest()
{
super( "tuple entry tests" );
}
public void testSelect()
{
Fields selector = new Fields( "a", "d" );
TupleEntry entryA = new TupleEntry( new Fields( "a", "b" ), new Tuple( "a", "b" ) );
TupleEntry entryB = new TupleEntry( new Fields( "c", "d" ), new Tuple( "c", "d" ) );
Tuple tuple = TupleEntry.select( selector, entryA, entryB );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "a", tuple.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "d", tuple.get( 1 ) );
}
public void testSelect2()
{
Fields selector = new Fields( 1, "d" );
TupleEntry entryA = new TupleEntry( new Fields( "a", "b" ), new Tuple( "a", "b" ) );
TupleEntry entryB = new TupleEntry( new Fields( "c", "d" ), new Tuple( "c", "d" ) );
Tuple tuple = TupleEntry.select( selector, entryA, entryB );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "b", tuple.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "d", tuple.get( 1 ) );
}
public void testSelectNotComparable()
{
Fields selector = new Fields( 1, "d" );
Object object = new Object();
TupleEntry entryA = new TupleEntry( new Fields( "a", "b" ), new Tuple( "a", object ) );
TupleEntry entryB = new TupleEntry( new Fields( "c", "d" ), new Tuple( "c", "d" ) );
Tuple tuple = TupleEntry.select( selector, entryA, entryB );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", object, tuple.getObject( 0 ) );
assertEquals( "not equal: tuple.get(1)", "d", tuple.get( 1 ) );
}
public void testSelectComplex()
{
Fields selector = new Fields( -1, -3 );
Fields fieldsA = new Fields( "a", "b" );
Fields fieldsB = new Fields( "c", "d" );
selector = Fields.resolve( selector, fieldsA, fieldsB );
TupleEntry entryA = new TupleEntry( fieldsA, new Tuple( "a", "b" ) );
TupleEntry entryB = new TupleEntry( fieldsB, new Tuple( "c", "d" ) );
Tuple tuple = TupleEntry.select( selector, entryA, entryB );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "d", tuple.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "b", tuple.get( 1 ) );
}
public void testSelectComplex2()
{
Fields selector = new Fields( -1, -3 );
Fields fieldsA = new Fields( "a", 1 );
Fields fieldsB = new Fields( "c", 1 );
selector = Fields.resolve( selector, fieldsA, fieldsB );
TupleEntry entryA = new TupleEntry( fieldsA, new Tuple( "a", "b" ) );
TupleEntry entryB = new TupleEntry( fieldsB, new Tuple( "c", "d" ) );
Tuple tuple = TupleEntry.select( selector, entryA, entryB );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "d", tuple.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "b", tuple.get( 1 ) );
}
public void testExtractSet()
{
Fields selector = new Fields( 1, "d" );
TupleEntry entryA = new TupleEntry( new Fields( "a", "b", "c", "d" ), new Tuple( "a", "b", "c", "d" ) );
Tuple tuple = Tuples.extractTuple( entryA, selector );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "b", tuple.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "d", tuple.get( 1 ) );
entryA.setTuple( selector, new Tuple( "B", "D" ) );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "a", entryA.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "B", entryA.get( 1 ) );
assertEquals( "not equal: tuple.get(2)", "c", entryA.get( 2 ) );
assertEquals( "not equal: tuple.get(3)", "D", entryA.get( 3 ) );
}
public void testExtractSet2()
{
Fields selector = new Fields( "d", 1 );
TupleEntry entryA = new TupleEntry( new Fields( "a", "b", "c", "d" ), new Tuple( "a", "b", "c", "d" ) );
Tuple tuple = Tuples.extractTuple( entryA, selector );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "d", tuple.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "b", tuple.get( 1 ) );
entryA.setTuple( selector, new Tuple( "D", "B" ) );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "a", entryA.get( 0 ) );
assertEquals( "not equal: tuple.get(1)", "B", entryA.get( 1 ) );
assertEquals( "not equal: tuple.get(2)", "c", entryA.get( 2 ) );
assertEquals( "not equal: tuple.get(3)", "D", entryA.get( 3 ) );
}
public void testUnmodifiable()
{
TupleEntry entryA = new TupleEntry( new Fields( "a", "b" ), true );
Tuple tuple = new Tuple( "a", "b" );
entryA.setTuple( tuple );
assertEquals( "wrong size", 2, tuple.size() );
assertEquals( "not equal: tuple.get(0)", "a", tuple.get( 0 ) );
try
{
entryA.set( "a", "A" );
fail( "did not fail" );
}
catch( Exception exception )
{
// do nothing
}
try
{
entryA.getTuple().set( 0, "A" );
fail( "did not fail" );
}
catch( Exception exception )
{
// do nothing
}
}
}