public void everything_should_go_fine()
{
var miniNode = new MiniNode(PathName);
miniNode.Start();
var tcpPort = miniNode.TcpEndPoint.Port;
var tcpSecPort = miniNode.TcpSecEndPoint.Port;
var httpPort = miniNode.HttpEndPoint.Port;
const int cnt = 50;
var countdown = new CountdownEvent(cnt);
// --- first part of events
WriteEvents(cnt, miniNode, countdown);
Assert.IsTrue(countdown.Wait(TimeSpan.FromSeconds(10)), "Too long writing first part of events.");
countdown.Reset();
// -- set up truncation
var truncatePosition = miniNode.Db.Config.WriterCheckpoint.ReadNonFlushed();
miniNode.Db.Config.TruncateCheckpoint.Write(truncatePosition);
miniNode.Db.Config.TruncateCheckpoint.Flush();
// --- second part of events
WriteEvents(cnt, miniNode, countdown);
Assert.IsTrue(countdown.Wait(TimeSpan.FromSeconds(10)), "Too long writing second part of events.");
countdown.Reset();
miniNode.Shutdown(keepDb: true, keepPorts: true);
// --- first restart and truncation
miniNode = new MiniNode(PathName, tcpPort, tcpSecPort, httpPort);
miniNode.Start();
Assert.AreEqual(-1, miniNode.Db.Config.TruncateCheckpoint.Read());
Assert.That(miniNode.Db.Config.WriterCheckpoint.Read(), Is.GreaterThanOrEqualTo(truncatePosition));
// -- third part of events
WriteEvents(cnt, miniNode, countdown);
Assert.IsTrue(countdown.Wait(TimeSpan.FromSeconds(10)), "Too long writing third part of events.");
countdown.Reset();
miniNode.Shutdown(keepDb: true, keepPorts: true);
// -- second restart
miniNode = new MiniNode(PathName, tcpPort, tcpSecPort, httpPort);
Assert.AreEqual(-1, miniNode.Db.Config.TruncateCheckpoint.Read());
miniNode.Start();
// -- if we get here -- then everything is ok
miniNode.Shutdown();
}
public void with_truncate_position_in_completed_chunk_everything_should_go_fine()
{
const int chunkSize = 1024*1024;
const int cachedSize = chunkSize*3;
var miniNode = new MiniNode(PathName, chunkSize: chunkSize, cachedChunkSize: cachedSize, inMemDb: false);
miniNode.Start();
var tcpPort = miniNode.TcpEndPoint.Port;
var tcpSecPort = miniNode.TcpSecEndPoint.Port;
var httpPort = miniNode.HttpEndPoint.Port;
const int cnt = 1;
var countdown = new CountdownEvent(cnt);
// --- first part of events
WriteEvents(cnt, miniNode, countdown, MiniNode.ChunkSize / 5 * 3);
Assert.IsTrue(countdown.Wait(TimeSpan.FromSeconds(10)), "Too long writing first part of events.");
countdown.Reset();
// -- set up truncation
var truncatePosition = miniNode.Db.Config.WriterCheckpoint.ReadNonFlushed();
miniNode.Db.Config.TruncateCheckpoint.Write(truncatePosition);
miniNode.Db.Config.TruncateCheckpoint.Flush();
// --- second part of events
WriteEvents(cnt, miniNode, countdown, MiniNode.ChunkSize / 2);
Assert.IsTrue(countdown.Wait(TimeSpan.FromSeconds(10)), "Too long writing second part of events.");
countdown.Reset();
miniNode.Shutdown(keepDb: true, keepPorts: true);
// --- first restart and truncation
miniNode = new MiniNode(PathName, tcpPort, tcpSecPort, httpPort, chunkSize: chunkSize, cachedChunkSize: cachedSize, inMemDb: false);
miniNode.Start();
Assert.AreEqual(-1, miniNode.Db.Config.TruncateCheckpoint.Read());
Assert.That(miniNode.Db.Config.WriterCheckpoint.Read(), Is.GreaterThanOrEqualTo(truncatePosition));
// -- third part of events
WriteEvents(cnt, miniNode, countdown, MiniNode.ChunkSize / 5);
Assert.IsTrue(countdown.Wait(TimeSpan.FromSeconds(10)), "Too long writing third part of events.");
countdown.Reset();
// -- if we get here -- then everything is ok
miniNode.Shutdown();
}
