/**
* Copyright (c) 2011 Yahoo! Inc. All rights reserved.
*
* 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. See accompanying LICENSE file.
*/
package com.yahoo.omid.tso;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import com.yahoo.omid.tso.messages.AbortedTransactionReport;
import com.yahoo.omid.tso.messages.CommitQueryRequest;
import com.yahoo.omid.tso.messages.CommitQueryResponse;
import com.yahoo.omid.tso.messages.CommitRequest;
import com.yahoo.omid.tso.messages.CommitResponse;
import com.yahoo.omid.tso.messages.CommittedTransactionReport;
import com.yahoo.omid.tso.messages.FullAbortRequest;
import com.yahoo.omid.tso.messages.TimestampRequest;
import com.yahoo.omid.tso.messages.TimestampResponse;
public class TestCommitQuery extends TSOTestBase {
@Test
public void testCommitQuery() throws Exception {
// Disable auto full abort for testing every commit query request case
clientHandler.setAutoFullAbort(false);
clientHandler.sendMessage(new TimestampRequest());
clientHandler.receiveBootstrap();
TimestampResponse tr1 = clientHandler.receiveMessage(TimestampResponse.class);
clientHandler.sendMessage(new TimestampRequest());
TimestampResponse tr2 = clientHandler.receiveMessage(TimestampResponse.class);
assertTrue(tr2.timestamp > tr1.timestamp);
//
// Test Commit query of uncommitted transaction
//
clientHandler.sendMessage(new CommitQueryRequest(tr2.timestamp, tr1.timestamp));
CommitQueryResponse cqr1 = clientHandler.receiveMessage(CommitQueryResponse.class);
assertFalse(cqr1.committed);
assertFalse(cqr1.retry);
clientHandler.sendMessage(new CommitRequest(tr1.timestamp, new RowKey[] { r1 }));
CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
assertTrue(cr1.committed);
assertTrue(cr1.commitTimestamp > tr1.timestamp);
assertEquals(tr1.timestamp, cr1.startTimestamp);
//
// Test Commit query of concurrent committed transaction
//
clientHandler.sendMessage(new CommitQueryRequest(tr2.timestamp, tr1.timestamp));
CommitQueryResponse cqr2 = clientHandler.receiveMessage(CommitQueryResponse.class);
assertFalse(cqr2.committed);
assertFalse(cqr2.retry);
clientHandler.sendMessage(new CommitRequest(tr2.timestamp, new RowKey[] { r1, r2 }));
CommitResponse cr2 = clientHandler.receiveMessage(CommitResponse.class);
assertFalse(cr2.committed);
// Queued reports
clientHandler.sendMessage(new TimestampRequest());
clientHandler.receiveMessage(CommittedTransactionReport.class);
clientHandler.receiveMessage(AbortedTransactionReport.class);
TimestampResponse tr3 = clientHandler.receiveMessage(TimestampResponse.class);
assertTrue(tr3.timestamp > tr2.timestamp);
state.largestDeletedTimestamp = 1000000;
//
// Test Commit query of half aborted transaction
//
clientHandler.sendMessage(new CommitQueryRequest(tr3.timestamp, tr2.timestamp));
CommitQueryResponse cqr3 = clientHandler.receiveMessage(CommitQueryResponse.class);
assertFalse(cqr3.committed);
assertFalse(cqr3.retry);
clientHandler.sendMessage(new FullAbortRequest(tr2.timestamp));
//
// Test Commit query of full aborted transaction
//
clientHandler.sendMessage(new CommitQueryRequest(tr3.timestamp, tr2.timestamp));
CommitQueryResponse cqr4 = clientHandler.receiveMessage(CommitQueryResponse.class);
assertFalse(cqr4.committed);
assertTrue(cqr4.retry);
//
// Test Commit query of committed transaction
//
clientHandler.sendMessage(new CommitQueryRequest(tr3.timestamp, tr1.timestamp));
CommitQueryResponse cqr5 = clientHandler.receiveMessage(CommitQueryResponse.class);
assertTrue(cqr5.committed);
assertFalse(cqr5.retry);
}
}