// Copyright (C) 2011-2012 CRS4.
//
// This file is part of Seal.
//
// Seal 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.
//
// Seal 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 Seal. If not, see <http://www.gnu.org/licenses/>.
package tests.it.crs4.seal.common;
import org.junit.*;
import static org.junit.Assert.*;
import it.crs4.seal.common.GroupByLocationComparator;
import it.crs4.seal.common.SequenceId;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
public class TestGroupByLocationComparator
{
private GroupByLocationComparator comparator;
private SequenceId s1;
private SequenceId s2;
private ByteArrayOutputStream byteStream1;
private DataOutputStream oStream1;
private ByteArrayOutputStream byteStream2;
private DataOutputStream oStream2;
@Before
public void setup()
{
comparator = new GroupByLocationComparator();
s1 = new SequenceId();
s1.set("a", 1);
s2 = new SequenceId();
s1.set("a", 2);
byteStream1 = new ByteArrayOutputStream();
oStream1 = new DataOutputStream(byteStream1);
byteStream2 = new ByteArrayOutputStream();
oStream2 = new DataOutputStream(byteStream2);
}
private int writeAndCompareSequenceIds() throws java.io.IOException
{
s1.write(oStream1);
s2.write(oStream2);
oStream1.close();
oStream2.close();
return comparator.compare( byteStream1.toByteArray(), 0, byteStream1.size(), byteStream2.toByteArray(), 0, byteStream2.size() );
}
@Test
public void testCompareS1ltS2() throws java.io.IOException
{
s1.set("a", 1);
s2.set("b", 2);
assertTrue( writeAndCompareSequenceIds() < 0);
}
@Test
public void testCompareS1gtS2() throws java.io.IOException
{
s1.set("b", 1);
s2.set("a", 2);
assertTrue( writeAndCompareSequenceIds() > 0);
}
@Test
public void testCompareS1eqS2() throws java.io.IOException
{
s1.set("a", 1);
s2.set("a", 1);
assertTrue( writeAndCompareSequenceIds() == 0);
}
@Test
public void testCompareS1neS2ButGrouped1() throws java.io.IOException
{
s1.set("a", 1);
s2.set("a", 2);
assertTrue( writeAndCompareSequenceIds() == 0);
}
@Test
public void testCompareS1neS2ButGrouped2() throws java.io.IOException
{
s1.set("a", 2);
s2.set("a", 1);
assertTrue( writeAndCompareSequenceIds() == 0);
}
public static void main(String args[]) {
org.junit.runner.JUnitCore.main(TestGroupByLocationComparator.class.getName());
}
}