public virtual void TestFlushExceptions()
{
MockRAMDirectory directory = new MockRAMDirectory();
FailOnlyOnFlush failure = new FailOnlyOnFlush();
directory.FailOn(failure);
IndexWriter writer = new IndexWriter(directory, ANALYZER, true, IndexWriter.MaxFieldLength.UNLIMITED, null);
ConcurrentMergeScheduler cms = new ConcurrentMergeScheduler();
writer.SetMergeScheduler(cms, null);
writer.SetMaxBufferedDocs(2);
Document doc = new Document();
Field idField = new Field("id", "", Field.Store.YES, Field.Index.NOT_ANALYZED);
doc.Add(idField);
int extraCount = 0;
for (int i = 0; i < 10; i++)
{
for (int j = 0; j < 20; j++)
{
idField.SetValue(System.Convert.ToString(i * 20 + j));
writer.AddDocument(doc, null);
}
while (true)
{
// must cycle here because sometimes the merge flushes
// the doc we just added and so there's nothing to
// flush, and we don't hit the exception
writer.AddDocument(doc, null);
failure.SetDoFail();
try
{
writer.Flush(true, false, true, null);
if (failure.hitExc)
{
Assert.Fail("failed to hit IOException");
}
extraCount++;
}
catch (System.IO.IOException ioe)
{
failure.ClearDoFail();
break;
}
}
}
writer.Close();
IndexReader reader = IndexReader.Open((Directory)directory, true, null);
Assert.AreEqual(200 + extraCount, reader.NumDocs());
reader.Close();
directory.Close();
}
public virtual void TestSubclassConcurrentMergeScheduler()
{
MockRAMDirectory dir = new MockRAMDirectory();
dir.FailOn(new FailOnlyOnMerge());
Document doc = new Document();
Field idField = new Field("id", "", Field.Store.YES, Field.Index.NOT_ANALYZED);
doc.Add(idField);
IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED, null);
MyMergeScheduler ms = new MyMergeScheduler(this);
writer.SetMergeScheduler(ms, null);
writer.SetMaxBufferedDocs(2);
writer.SetRAMBufferSizeMB(Lucene.Net.Index.IndexWriter.DISABLE_AUTO_FLUSH);
for (int i = 0; i < 20; i++)
{
writer.AddDocument(doc, null);
}
ms.Sync();
writer.Close();
Console.WriteLine("merge thread");
Assert.IsTrue(mergeThreadCreated);
Console.WriteLine("merge called");
Assert.IsTrue(mergeCalled);
Console.WriteLine("exec called");
Assert.IsTrue(excCalled);
Console.WriteLine("exec true");
dir.Close();
Console.WriteLine("Last");
Assert.IsTrue(ConcurrentMergeScheduler.AnyUnhandledExceptions());
}
public virtual void TestTransactions_Rename()
{
RANDOM = NewRandom();
MockRAMDirectory dir1 = new MockRAMDirectory();
MockRAMDirectory dir2 = new MockRAMDirectory();
dir1.SetPreventDoubleWrite(false);
dir2.SetPreventDoubleWrite(false);
dir1.FailOn(new RandomFailure(this));
dir2.FailOn(new RandomFailure(this));
InitIndex(dir1);
InitIndex(dir2);
TimedThread[] threads = new TimedThread[3];
int numThread = 0;
IndexerThread indexerThread = new IndexerThread(this, this, dir1, dir2, threads);
threads[numThread++] = indexerThread;
indexerThread.Start();
SearcherThread searcherThread1 = new SearcherThread(this, dir1, dir2, threads);
threads[numThread++] = searcherThread1;
searcherThread1.Start();
SearcherThread searcherThread2 = new SearcherThread(this, dir1, dir2, threads);
threads[numThread++] = searcherThread2;
searcherThread2.Start();
for (int i = 0; i < numThread; i++)
threads[i].Join();
for (int i = 0; i < numThread; i++)
Assert.IsTrue(!((TimedThread) threads[i]).failed);
}
