public virtual void TestEditLogFileNotExistsWhenReadingMetadata()
{
URI uri = BKJMUtil.CreateJournalURI("/hdfsjournal-editlogfile");
NamespaceInfo nsi = NewNSInfo();
BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf, uri, nsi);
bkjm.Format(nsi);
try
{
// start new inprogress log segment with txid=1
// and write transactions till txid=50
string zkpath1 = StartAndFinalizeLogSegment(bkjm, 1, 50);
// start new inprogress log segment with txid=51
// and write transactions till txid=100
string zkpath2 = StartAndFinalizeLogSegment(bkjm, 51, 100);
// read the metadata from ZK. Here simulating the situation
// when reading,the edit log metadata can be removed by purger thread.
ZooKeeper zkspy = Org.Mockito.Mockito.Spy(BKJMUtil.ConnectZooKeeper());
bkjm.SetZooKeeper(zkspy);
Org.Mockito.Mockito.DoThrow(new KeeperException.NoNodeException(zkpath2 + " doesn't exists"
)).When(zkspy).GetData(zkpath2, false, null);
IList <EditLogLedgerMetadata> ledgerList = bkjm.GetLedgerList(false);
NUnit.Framework.Assert.AreEqual("List contains the metadata of non exists path.",
1, ledgerList.Count);
NUnit.Framework.Assert.AreEqual("LogLedgerMetadata contains wrong zk paths.", zkpath1
, ledgerList[0].GetZkPath());
}
finally
{
bkjm.Close();
}
}
public virtual void TestEmptyInputStream()
{
ZooKeeper zk = BKJMUtil.ConnectZooKeeper();
BookKeeper bkc = new BookKeeper(new ClientConfiguration(), zk);
try
{
LedgerHandle lh = bkc.CreateLedger(BookKeeper.DigestType.Crc32, Sharpen.Runtime.GetBytesForString
("foobar"));
lh.Close();
EditLogLedgerMetadata metadata = new EditLogLedgerMetadata("/foobar", HdfsConstants
.NamenodeLayoutVersion, lh.GetId(), unchecked ((int)(0x1234)));
try
{
new BookKeeperEditLogInputStream(lh, metadata, -1);
NUnit.Framework.Assert.Fail("Shouldn't get this far, should have thrown");
}
catch (IOException ioe)
{
NUnit.Framework.Assert.IsTrue(ioe.Message.Contains("Invalid first bk entry to read"
));
}
metadata = new EditLogLedgerMetadata("/foobar", HdfsConstants.NamenodeLayoutVersion
, lh.GetId(), unchecked ((int)(0x1234)));
try
{
new BookKeeperEditLogInputStream(lh, metadata, 0);
NUnit.Framework.Assert.Fail("Shouldn't get this far, should have thrown");
}
catch (IOException ioe)
{
NUnit.Framework.Assert.IsTrue(ioe.Message.Contains("Invalid first bk entry to read"
));
}
}
finally
{
bkc.Close();
zk.Close();
}
}
public virtual void Setup()
{
zkc = BKJMUtil.ConnectZooKeeper();
}
