/**
Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016. All rights reserved.
Contact:
SYSTAP, LLC DBA Blazegraph
2501 Calvert ST NW #106
Washington, DC 20008
licenses@blazegraph.com
This program 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; version 2 of the License.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* Created on Sep 2, 2010
*/
package com.bigdata.bop.constraint;
import junit.framework.TestCase2;
import com.bigdata.bop.Constant;
import com.bigdata.bop.IBindingSet;
import com.bigdata.bop.IConstant;
import com.bigdata.bop.IVariable;
import com.bigdata.bop.Var;
import com.bigdata.bop.bindingSet.ListBindingSet;
/**
* Unit tests for {@link NEConstant}.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
*/
public class TestNEConstant extends TestCase2 {
/**
*
*/
public TestNEConstant() {
}
/**
* @param name
*/
public TestNEConstant(String name) {
super(name);
}
/**
* Unit test for {@link NEConstant#NEConstant(IVariable,IConstant)}
*/
public void testConstructor ()
{
try { assertTrue ( null != new NEConstant ( null, new Constant<String> ( "1" ) ) ) ; fail ( "IllegalArgumentException expected, lhs was null" ) ; }
catch ( IllegalArgumentException e ) {}
try { assertTrue ( null != new NEConstant ( Var.var ( "x" ), null ) ) ; fail ( "IllegalArgumentException expected, rhs was null" ) ; }
catch ( IllegalArgumentException e ) {}
assertTrue ( null != new NEConstant ( Var.var ( "x" ), new Constant<String> ( "1" ) ) ) ;
}
/**
* Unit test for {@link NEConstant#get(IBindingSet)}
*/
public void testAccept ()
{
Var<?> var = Var.var ( "x" ) ;
Constant<String> val1 = new Constant<String> ( "1" ) ;
Constant<String> val2 = new Constant<String> ( "2" ) ;
Constant<Integer> val3 = new Constant<Integer> ( 1 ) ;
NEConstant op = new NEConstant ( var, val1 ) ;
IBindingSet eq = new ListBindingSet ( new IVariable<?> [] { var }, new IConstant [] { val1 } ) ;
IBindingSet ne1 = new ListBindingSet ( new IVariable<?> [] { var }, new IConstant [] { val2 } ) ;
IBindingSet ne2 = new ListBindingSet ( new IVariable<?> [] { var }, new IConstant [] { val3 } ) ;
IBindingSet nb = new ListBindingSet ( new IVariable<?> [] {}, new IConstant [] {} ) ;
assertFalse ( op.get ( eq ) ) ;
assertTrue ( op.get ( ne1 ) ) ;
assertTrue ( op.get ( ne2 ) ) ;
assertTrue ( op.get ( nb ) ) ;
}
}