Lucene.Net.Index.TestIndexReader.TestUndeleteAllAfterCloseThenReopen C# (CSharp) Method

		public virtual void  TestUndeleteAllAfterCloseThenReopen()
		{
			Directory dir = new MockRAMDirectory();
			IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
			AddDocumentWithFields(writer);
			AddDocumentWithFields(writer);
			writer.Close();
			IndexReader reader = IndexReader.Open(dir, false);
			reader.DeleteDocument(0);
			reader.DeleteDocument(1);
			reader.Close();
			reader = IndexReader.Open(dir, false);
			reader.UndeleteAll();
			reader.Close();
			reader = IndexReader.Open(dir, false);
			Assert.AreEqual(2, reader.NumDocs()); // nothing has really been deleted thanks to undeleteAll()
			reader.Close();
			dir.Close();
		}