/*
* Copyright 1999-2010 Luca Garulli (l.garulli--at--orientechnologies.com)
*
* 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 com.orientechnologies.orient.test.database.auto;
import java.io.IOException;
import org.testng.Assert;
import org.testng.annotations.Parameters;
import org.testng.annotations.Test;
import com.orientechnologies.orient.client.remote.OEngineRemote;
import com.orientechnologies.orient.core.Orient;
import com.orientechnologies.orient.core.db.ODatabase;
import com.orientechnologies.orient.core.db.ODatabaseListener;
import com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx;
import com.orientechnologies.orient.core.db.record.ODatabaseFlat;
import com.orientechnologies.orient.core.exception.OConcurrentModificationException;
import com.orientechnologies.orient.core.exception.OTransactionException;
import com.orientechnologies.orient.core.record.impl.ODocument;
import com.orientechnologies.orient.core.record.impl.ORecordFlat;
@Test(groups = "dictionary")
public class TransactionAtomicTest {
private String url;
@Parameters(value = "url")
public TransactionAtomicTest(String iURL) {
Orient.instance().registerEngine(new OEngineRemote());
url = iURL;
}
@Test
public void testTransactionAtomic() throws IOException {
ODatabaseFlat db1 = new ODatabaseFlat(url);
db1.open("admin", "admin");
ODatabaseFlat db2 = new ODatabaseFlat(url);
db2.open("admin", "admin");
ORecordFlat record1 = new ORecordFlat(db1);
record1.value("This is the first version").save();
// RE-READ THE RECORD
record1.reload();
ORecordFlat record2 = db2.load(record1.getIdentity());
record2.value("This is the second version").save();
record2.value("This is the third version").save();
record1.reload(null, true);
Assert.assertEquals(record1.value(), "This is the third version");
db1.close();
db2.close();
}
@Test
public void testMVCC() throws IOException {
ODatabaseDocumentTx db = new ODatabaseDocumentTx(url);
db.open("admin", "admin");
ODocument doc = new ODocument(db, "Account");
doc.field("version", 0);
doc.save();
doc.setDirty();
doc.setVersion(1);
try {
doc.save();
Assert.assertTrue(false);
} catch (OConcurrentModificationException e) {
Assert.assertTrue(true);
}
db.close();
}
@Test(expectedExceptions = OTransactionException.class)
public void testTransactionPreListenerRollback() throws IOException {
ODatabaseFlat db = new ODatabaseFlat(url);
db.open("admin", "admin");
ORecordFlat record1 = new ORecordFlat(db);
record1.value("This is the first version").save();
db.registerListener(new ODatabaseListener() {
public void onAfterTxCommit(ODatabase iDatabase) {
}
public void onAfterTxRollback(ODatabase iDatabase) {
}
public void onBeforeTxBegin(ODatabase iDatabase) {
}
public void onBeforeTxCommit(ODatabase iDatabase) {
throw new RuntimeException("Rollback test");
}
public void onBeforeTxRollback(ODatabase iDatabase) {
}
public void onClose(ODatabase iDatabase) {
}
public void onCreate(ODatabase iDatabase) {
}
public void onDelete(ODatabase iDatabase) {
}
public void onOpen(ODatabase iDatabase) {
}
});
db.commit();
db.close();
}
}