public void CanSetDate() { var page = _fileManager.ResolvePage(); var block = new Block(RandomFilename, 0); page.Read(block); page.SetDate(0, new DateTime(2020, 1, 1)); page.Write(block); _recoveryManager = new RecoveryManager(_bufferManager, _logManager, 6); var buffer = _bufferManager.Pin(block); var lsn = _recoveryManager.SetDate(buffer, 0, new DateTime(2000, 1, 1)); _logManager.Flush(lsn); _bufferManager.Unpin(buffer); _bufferManager.FlushAll(6); var enumerator = _logManager.GetEnumerator(); var record = enumerator.Current; var setBoolRecord = new SetDateRecord(_logManager, _bufferManager, record); Assert.AreEqual(LogRecordType.SetDate, setBoolRecord.Type); Assert.AreEqual(0, setBoolRecord.Block.Id); Assert.AreEqual(0, setBoolRecord.Offset); Assert.AreEqual(new DateTime(2020, 1, 1), setBoolRecord.Value); Assert.AreEqual(6, setBoolRecord.TransactionNumber); }
public bool SetDate(Block block, int offset, DateTime value) { _concurrencyManager.ExclusiveLock(block); var buffer = _bufferList.GetBuffer(block); int lsn = _recoveryManager.SetDate(buffer, offset, value); return(buffer.SetDate(offset, value, _transactionNumber, lsn)); }
public void CanSetTempDate() { var page = _fileManager.ResolvePage(); var block = new Block("temp" + RandomFilename, 0); page.Read(block); page.SetDate(0, new DateTime(2020, 1, 1)); page.Write(block); _recoveryManager = new RecoveryManager(_bufferManager, _logManager, 6); var buffer = _bufferManager.Pin(block); var lsn = _recoveryManager.SetDate(buffer, 0, new DateTime(2000, 1, 1)); Assert.AreEqual(-1, lsn); }