/*
* Copyright (c) 2010-2012 LinkedIn, Inc
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package test.misc;
import java.io.File;
import java.io.IOException;
import test.util.FileUtils;
import junit.framework.TestCase;
import krati.util.SourceWaterMarks;
/**
* TestSourceWaterMarks
*
* @author jwu
* 03/04, 2011
*
*/
public class TestSourceWaterMarks extends TestCase {
protected File scnFile;
@Override
protected void setUp() {
scnFile = new File(FileUtils.getTestDir(getClass().getSimpleName()), "sourceWaterMarks.scn");
if (scnFile.exists()) {
scnFile.delete();
}
}
@Override
protected void tearDown() {
File dir = FileUtils.getTestDir(getClass().getSimpleName());
if (dir.exists()) {
try {
FileUtils.deleteDirectory(dir);
} catch (IOException e) {
e.printStackTrace();
}
}
}
public void testApiBasics() {
int counter = 1;
SourceWaterMarks swm = new SourceWaterMarks(scnFile);
swm.syncWaterMarks();
String source1 = "database.source1";
long scn = System.currentTimeMillis();
swm.setLWMScn(source1, scn);
swm.setHWMScn(source1, scn);
assertEquals(swm.getHWMScn(source1), swm.getLWMScn(source1));
scn = System.currentTimeMillis() + counter++;
swm.saveHWMark(source1, scn);
assertTrue(swm.getLWMScn(source1) < swm.getHWMScn(source1));
scn = System.currentTimeMillis() + counter++;
swm.setWaterMarks(source1, scn, scn);
assertEquals(scn, swm.getLWMScn(source1));
assertEquals(swm.getLWMScn(source1), swm.getHWMScn(source1));
scn = System.currentTimeMillis() + counter++;
swm.saveHWMark(source1, scn);
assertTrue(swm.getLWMScn(source1) < swm.getHWMScn(source1));
swm.syncWaterMarks();
assertEquals(swm.getHWMScn(source1), swm.getLWMScn(source1));
String source2 = "database.source2";
scn = System.currentTimeMillis() + counter++;
swm.setLWMScn(source2, scn);
swm.setHWMScn(source2, scn);
assertEquals(swm.getHWMScn(source2), swm.getLWMScn(source2));
assertEquals(2, swm.sources().size());
scn = System.currentTimeMillis() + counter++;
swm.saveHWMark(source1, scn);
swm.saveHWMark(source2, scn);
assertTrue(swm.getLWMScn(source1) < swm.getHWMScn(source1));
assertTrue(swm.getLWMScn(source2) < swm.getHWMScn(source2));
swm.syncWaterMarks();
assertEquals(swm.getHWMScn(source1), swm.getLWMScn(source1));
assertEquals(swm.getHWMScn(source2), swm.getLWMScn(source2));
assertTrue(swm.getFile().exists());
assertTrue(swm.getFileOriginal().exists());
SourceWaterMarks swm1 = new SourceWaterMarks(swm.getFile());
assertEquals(swm.getLWMScn(source1), swm1.getLWMScn(source1));
assertEquals(swm.getHWMScn(source1), swm1.getHWMScn(source1));
assertEquals(swm.getLWMScn(source2), swm1.getLWMScn(source2));
assertEquals(swm.getHWMScn(source2), swm1.getHWMScn(source2));
// make file and fileOriginal have the same water marks
swm.syncWaterMarks();
SourceWaterMarks swm2 = new SourceWaterMarks(swm.getFileOriginal());
assertEquals(swm.getLWMScn(source1), swm2.getLWMScn(source1));
assertEquals(swm.getHWMScn(source1), swm2.getHWMScn(source1));
assertEquals(swm.getLWMScn(source2), swm2.getLWMScn(source2));
assertEquals(swm.getHWMScn(source2), swm2.getHWMScn(source2));
swm.clear();
assertFalse(swm.getFileOriginal().exists());
assertEquals(0, new SourceWaterMarks(swm.getFile()).sources().size());
}
}