public void CanReadSetDateRecord()
{
var block = new Block(RandomFilename, 0);
var rec = new SetDateRecord(_logManager, _bufferManager, 5, block, 0, new DateTime(2020, 1, 1));
var lsn = rec.WriteToLog();
_logManager.Flush(lsn);
_enumerator = new LogRecordEnumerator(_logManager, _bufferManager);
var record = _enumerator.Current as SetDateRecord;
Assert.AreEqual(LogRecordType.SetDate, record.Type);
Assert.AreEqual(5, record.TransactionNumber);
Assert.AreEqual(block, record.Block);
Assert.AreEqual(0, record.Offset);
Assert.AreEqual(new DateTime(2020, 1, 1), record.Value);
}
public void CanWriteSetDateRecordMultipleTimesToLog()
{
_logRecord = new SetDateRecord(
_logManager,
_bufferManager,
1,
_putToBlock,
0,
new DateTime(2020, 1, 1));
var logRecord2 = new SetDateRecord(
_logManager,
_bufferManager,
1,
_putToBlock,
0,
new DateTime(2020, 1, 2));
_ = _logRecord.WriteToLog();
var lsn2 = logRecord2.WriteToLog();
_logManager.Flush(lsn2);
var enumerator = _logManager.GetEnumerator();
var record = enumerator.Current;
var currentRecord2 = new SetDateRecord(_logManager, _bufferManager, record);
enumerator.MoveNext();
record = enumerator.Current;
var currentRecord1 = new SetDateRecord(_logManager, _bufferManager, record);
Assert.IsNotNull(currentRecord2);
Assert.AreEqual(LogRecordType.SetDate, currentRecord2.Type);
Assert.AreEqual(1, currentRecord1.TransactionNumber);
Assert.AreEqual(new DateTime(2020, 1, 2), currentRecord2.Value);
Assert.AreEqual(_putToBlock, currentRecord2.Block);
Assert.AreEqual(0, currentRecord2.Offset);
Assert.IsNotNull(currentRecord1);
Assert.AreEqual(LogRecordType.SetDate, currentRecord1.Type);
Assert.AreEqual(1, currentRecord1.TransactionNumber);
Assert.AreEqual(new DateTime(2020, 1, 1), currentRecord1.Value);
Assert.AreEqual(_putToBlock, currentRecord1.Block);
Assert.AreEqual(0, currentRecord1.Offset);
}
