private static void TestGuids()
{
Console.WriteLine("Basic tests start");
string filename = "test.db";
using (FileStoreManager fsm = new FileStoreManager(filename))
{
Guid id1 = new Guid("f8c88a04-97b3-445b-a62c-eeeac7b40959");
Guid id2 = new Guid("5dfee98f-476a-4e1f-bea4-2b455577b699");
Guid id3 = new Guid("b15bb1dd-d565-4f11-aa47-ff3fe68d6c99");
fsm.PushEntry(id1, "id1 string");
fsm.PushEntry(id2, "id2 string");
fsm.PushEntry(id3, "id3 string");
Console.WriteLine("Entries found: {0}", fsm.GetAllEntries().Count());
Console.WriteLine("id1: {0}", fsm.GetEntry<string>(id1));
Console.WriteLine("id2: {0}", fsm.GetEntry<string>(id2));
Console.WriteLine("id3: {0}", fsm.GetEntry<string>(id3));
fsm.Delete();
}
Console.WriteLine("Basic tests end\r\n");
}
private static void TestManyRecords()
{
Console.WriteLine("Many records test start");
string filename = "testmany.db";
FileStoreManager fsm = new FileStoreManager(filename);
Console.WriteLine("Entries found: {0}", fsm.GetAllEntries().Count());
//writing first entry so initialization will be done
fsm.PushEntry(Guid.NewGuid(), Guid.NewGuid());
Random r = new Random();
List<Tuple<Guid, byte[]>> biglist = new List<Tuple<Guid, byte[]>>();
Stopwatch sw = Stopwatch.StartNew();
Console.Write("Preparing test data...");
for (var i = 0; i < 70000; i++)
{
byte[] data = new byte[100];
r.NextBytes(data);
biglist.Add(new Tuple<Guid, byte[]>(Guid.NewGuid(), data));
}
Console.WriteLine("Done in {0}ms", sw.ElapsedMilliseconds);
sw.Restart();
Console.Write("Writing entries to disk...");
for (var i = 0; i < biglist.Count(); i++)
{
fsm.PushEntry(biglist[i].Item1, biglist[i].Item2);
}
Console.WriteLine("Saved {0} objects in {1}ms", biglist.Count(), sw.ElapsedMilliseconds);
sw.Restart();
Console.Write("Reading back data... ");
var entries = fsm.GetAllEntries();
Console.WriteLine("Entries read after insert: {0} in {1} ms", entries.Count(),sw.ElapsedMilliseconds);
sw.Restart();
Console.Write("Verifying entries... ");
foreach (var item in biglist)
{
var data = fsm.GetEntry<byte[]>(item.Item1);
if (memcmp(data, item.Item2, item.Item2.Length) != 0)
Console.WriteLine("ERROR!");
}
Console.WriteLine("Verified {0} entries in {1}ms", biglist.Count(), sw.ElapsedMilliseconds);
Console.WriteLine(fsm.GetStatistics());
fsm.Delete();
Console.WriteLine("Many records test end\r\n");
}
public void FindWorkingTransaction()
{
Store store = new Store("c:\\brightstar\\twitteringtest\\", false);
FileStoreManager fsm = new FileStoreManager(StoreConfiguration.DefaultStoreConfiguration);
int txnCount = 0;
foreach (var cp in store.GetCommitPoints())
{
var oldStore = fsm.OpenStore("c:\\brightstar\\twitteringtest\\", cp.LocationOffset);
try
{
oldStore.ExecuteSparqlQuery(TestQuery, SparqlResultsFormat.Xml);
Console.WriteLine("Query worked for commit point : {0} @ {1}", cp.LocationOffset, cp.CommitTime);
break;
}
catch (Exception)
{
Console.WriteLine("Query failed for commit point : {0} @ {1}", cp.LocationOffset, cp.CommitTime);
txnCount++;
}
}
var txnLog = fsm.GetTransactionLog("c:\\brightstar\\twitteringtest");
var txnList = txnLog.GetTransactionList();
for (int i = 0; i <= txnCount; i++)
{
txnList.MoveNext();
var txnInfo = txnList.Current;
Console.WriteLine("Transaction #{0}: Start: {1}, Status: {2}, JobId: {3}", i, txnInfo.TransactionStartTime, txnInfo.TransactionStatus, txnInfo.JobId);
}
// Going back to last known good
store.RevertToCommitPoint(new CommitPoint(242472899, 0, DateTime.UtcNow, Guid.Empty));
var toReplay = new List <ITransactionInfo>();
txnList = txnLog.GetTransactionList();
for (int i = 0; i < 10; i++)
{
txnList.MoveNext();
toReplay.Add(txnList.Current);
}
var storeWorker = new StoreWorker("c:\\brightstar", "twitteringtest");
for (int i = 9; i >= 0; i--)
{
Console.WriteLine("Applying transaction : {0}", toReplay[i].JobId);
txnLog.GetTransactionData(toReplay[i].DataStartPosition);
var jobId = Guid.NewGuid();
var updateJob = new UpdateTransaction(jobId, null, storeWorker);
updateJob.ReadTransactionDataFromStream(txnLog.GetTransactionData(toReplay[i].DataStartPosition));
updateJob.Run();
var readStore = storeWorker.ReadStore as Store;
var resource = readStore.Resolve(1518601251);
Assert.IsNotNull(resource);
try
{
var query = StoreExtensions.ParseSparql(TestQuery);
using (var resultStream = new MemoryStream())
{
storeWorker.Query(query, SparqlResultsFormat.Xml, resultStream,
new[] { Constants.DefaultGraphUri });
}
Console.WriteLine("Query succeeded");
}
catch (Exception ex)
{
Console.WriteLine("Query failed: " + ex.Message);
Assert.Fail();
}
}
}
