public virtual void TestScanEditLog()
{
// use a future layout version
journal.StartLogSegment(MakeRI(1), 1, NameNodeLayoutVersion.CurrentLayoutVersion
- 1);
// in the segment we write garbage editlog, which can be scanned but
// cannot be decoded
int numTxns = 5;
byte[] ops = QJMTestUtil.CreateGabageTxns(1, 5);
journal.Journal(MakeRI(2), 1, 1, numTxns, ops);
// verify the in-progress editlog segment
QJournalProtocolProtos.SegmentStateProto segmentState = journal.GetSegmentInfo(1);
NUnit.Framework.Assert.IsTrue(segmentState.GetIsInProgress());
NUnit.Framework.Assert.AreEqual(numTxns, segmentState.GetEndTxId());
NUnit.Framework.Assert.AreEqual(1, segmentState.GetStartTxId());
// finalize the segment and verify it again
journal.FinalizeLogSegment(MakeRI(3), 1, numTxns);
segmentState = journal.GetSegmentInfo(1);
NUnit.Framework.Assert.IsFalse(segmentState.GetIsInProgress());
NUnit.Framework.Assert.AreEqual(numTxns, segmentState.GetEndTxId());
NUnit.Framework.Assert.AreEqual(1, segmentState.GetStartTxId());
}
