/**
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 Jun 17, 2011
*/
package com.bigdata.rdf.internal;
import java.math.BigInteger;
import java.util.LinkedList;
import java.util.List;
import java.util.Random;
import com.bigdata.rdf.internal.impl.literal.XSDIntegerIV;
import com.bigdata.rdf.model.BigdataLiteral;
/**
* Unit tests for {@link XSDIntegerIV}.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
*/
public class TestEncodeDecodeXSDIntegerIVs extends
AbstractEncodeDecodeKeysTestCase {
/**
*
*/
public TestEncodeDecodeXSDIntegerIVs() {
}
/**
* @param name
*/
public TestEncodeDecodeXSDIntegerIVs(String name) {
super(name);
}
/** Unit test for {@link XSDIntegerIV}. */
public void test_encodeDecode_XSDInteger() {
final IV<?, ?>[] e = {//
new XSDIntegerIV<BigdataLiteral>(BigInteger.valueOf(-1L)),//
new XSDIntegerIV<BigdataLiteral>(BigInteger.valueOf(0L)),//
new XSDIntegerIV<BigdataLiteral>(BigInteger.valueOf(1L)),//
new XSDIntegerIV<BigdataLiteral>(BigInteger.valueOf(Long.MAX_VALUE)),//
new XSDIntegerIV<BigdataLiteral>(BigInteger.valueOf(Long.MIN_VALUE)),//
};
doEncodeDecodeTest(e);
doComparatorTest(e);
}
/**
* Unit test for {@link XSDIntegerIV} with positive and negative
* {@link BigInteger}s having a common prefix with varying digits after the
* prefix.
*/
public void test_encodeDecode_XSDInteger_pos_and_neg_varying_digits() {
final BigInteger p1 = new BigInteger("15");
final BigInteger p2 = new BigInteger("151");
final BigInteger m1 = new BigInteger("-15");
final BigInteger m2 = new BigInteger("-151");
final IV<?,?>[] e = new IV[] {
new XSDIntegerIV<BigdataLiteral>(p1),//
new XSDIntegerIV<BigdataLiteral>(p2),//
new XSDIntegerIV<BigdataLiteral>(m1),//
new XSDIntegerIV<BigdataLiteral>(m2),//
};
doEncodeDecodeTest(e);
doComparatorTest(e);
}
/**
* Stress test for {@link XSDIntegerIV}.
*/
public void test_encodeDecode_XSDInteger_stressTest() {
final Random r = new Random();
final List<IV<?,?>> a = new LinkedList<IV<?,?>>();
for (int i = 0; i < 100; i++) {
final BigInteger t1 = BigInteger.valueOf(r.nextLong());
final BigInteger v2 = BigInteger.valueOf(Math.abs(r.nextLong()));
final BigInteger v4 = BigInteger.valueOf(r.nextLong());
// x LT t1
final BigInteger t2 = t1.subtract(v2);
final BigInteger t4 = t1.subtract(BigInteger.valueOf(5));
final BigInteger t5 = t1.subtract(BigInteger.valueOf(9));
// t1 LT x
final BigInteger t3 = t1.add(v2);
final BigInteger t6 = t1.add(BigInteger.valueOf(5));
final BigInteger t7 = t1.add(BigInteger.valueOf(9));
a.add(new XSDIntegerIV<BigdataLiteral>(t1));
a.add(new XSDIntegerIV<BigdataLiteral>(v2));
a.add(new XSDIntegerIV<BigdataLiteral>(v4));
a.add(new XSDIntegerIV<BigdataLiteral>(t2));
a.add(new XSDIntegerIV<BigdataLiteral>(t4));
a.add(new XSDIntegerIV<BigdataLiteral>(t5));
a.add(new XSDIntegerIV<BigdataLiteral>(t3));
a.add(new XSDIntegerIV<BigdataLiteral>(t6));
a.add(new XSDIntegerIV<BigdataLiteral>(t7));
}
final IV<?, ?>[] e = a.toArray(new IV[0]);
doEncodeDecodeTest(e);
doComparatorTest(e);
}
}