/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*/
package org.geotools.data.shapefile.fid;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertTrue;
import java.io.IOException;
import java.net.MalformedURLException;
import org.geotools.data.shapefile.shp.IndexFile;
import org.junit.After;
import org.junit.Test;
/**
*
*
* @source $URL$
*/
public class IndexedFidWriterTest extends FIDTestCase {
private IndexFile indexFile;
private IndexedFidWriter writer;
private void initWriter() throws IOException, MalformedURLException {
close();
indexFile = new IndexFile(shpFiles, false);
writer = new IndexedFidWriter(shpFiles);
}
@After
public void close() throws IOException {
if ((writer != null) && !writer.isClosed()) {
writer.close();
}
try {
if (indexFile != null) {
indexFile.close();
}
} catch (Exception e) {
// fine if already closed
}
}
/*
* Test method for 'org.geotools.index.fid.IndexedFidWriter.hasNext()'
*/
@Test
public void testHasNext() throws MalformedURLException, IOException {
FidIndexer.generate(backshp.toURI().toURL());
initWriter();
for( int i = 1, j = indexFile.getRecordCount(); i < j; i++ ) {
assertTrue(i + "th record", writer.hasNext());
assertEquals((long) i, writer.next());
}
}
/*
* Test method for 'org.geotools.index.fid.IndexedFidWriter.remove()'
*/
@Test
public void testRemove() throws MalformedURLException, IOException {
FidIndexer.generate(backshp.toURI().toURL());
initWriter();
writer.next();
writer.remove();
for( int i = 2, j = indexFile.getRecordCount(); i < j; i++ ) {
assertTrue(writer.hasNext());
assertEquals((long) i, writer.next());
}
writer.write();
close();
initWriter();
for( int i = 1, j = indexFile.getRecordCount() - 1; i < j; i++ ) {
assertTrue(writer.hasNext());
assertEquals((long) i + 1, writer.next());
}
}
@Test
public void testRemoveCounting() throws Exception {
FidIndexer.generate(backshp.toURI().toURL());
initWriter();
writer.next();
writer.remove();
writer.next();
writer.remove();
writer.next();
writer.remove();
while( writer.hasNext() ) {
writer.next();
writer.write();
}
close();
IndexedFidReader reader = new IndexedFidReader(shpFiles);
try {
assertEquals(3, reader.getRemoves());
} finally {
reader.close();
}
// remove some more features
initWriter();
writer.next();
writer.next();
writer.next();
writer.remove();
writer.next();
writer.remove();
writer.next();
writer.next();
writer.next();
writer.remove();
while( writer.hasNext() ) {
writer.next();
writer.write();
}
close();
reader = new IndexedFidReader(shpFiles);
try {
assertEquals(6, reader.getRemoves());
} finally {
reader.close();
}
}
/*
* Test method for 'org.geotools.index.fid.IndexedFidWriter.write()'
*/
@Test
public void testWrite() throws IOException {
initWriter();
for( int i = 0; i < 5; i++ ) {
writer.next();
writer.write();
}
initWriter();
for( int i = 1; i <= 5; i++ ) {
assertTrue(writer.hasNext());
assertEquals((long) i, writer.next());
}
}
}