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); }