[Lucene.Net] svn commit: r1083964 - /incubator/lucene.net/trunk/C#/src/Test/Index/TestIsCurrent.cs

[di...@apache.org]

Author: digy
Date: Mon Mar 21 21:27:33 2011
New Revision: 1083964

URL: http://svn.apache.org/viewvc?rev=1083964&view=rev
Log:
[LUCENENET-399] Index/TestIsCurrent. (not included in proj. file yet) 
Remaining files for 2.9.4
* Index/TestNewestSegment 
* Index/TestRollback 

Added:
    incubator/lucene.net/trunk/C#/src/Test/Index/TestIsCurrent.cs

Added: incubator/lucene.net/trunk/C#/src/Test/Index/TestIsCurrent.cs
URL: http://svn.apache.org/viewvc/incubator/lucene.net/trunk/C%23/src/Test/Index/TestIsCurrent.cs?rev=1083964&view=auto
==============================================================================
--- incubator/lucene.net/trunk/C#/src/Test/Index/TestIsCurrent.cs (added)
+++ incubator/lucene.net/trunk/C#/src/Test/Index/TestIsCurrent.cs Mon Mar 21 21:27:33 2011
@@ -0,0 +1,120 @@
+/* 
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using System;
+
+using Lucene.Net.Index;
+using Lucene.Net.Analysis;
+using Lucene.Net.Documents;
+using Lucene.Net.Store;
+using Lucene.Net.Util;
+
+using NUnit.Framework;
+
+namespace Lucene.Net.Index
+{
+    [TestFixture]
+    public class TestIsCurrent : LuceneTestCase
+    {
+
+        private IndexWriter writer;
+
+        private Directory directory;
+
+        private Random rand;
+
+        [SetUp]
+        public void SetUp()
+        {
+            base.SetUp();
+
+            // initialize directory
+            directory = new MockRAMDirectory();
+            writer = new IndexWriter(directory, new WhitespaceAnalyzer(), IndexWriter.MaxFieldLength.LIMITED);
+
+            // write document
+            Document doc = new Document();
+            doc.Add(new Field("UUID", "1", Field.Store.YES, Field.Index.ANALYZED));
+            writer.AddDocument(doc);
+            writer.Commit();
+        }
+
+        [TearDown]
+        public void TearDown()
+        {
+            base.TearDown();
+            writer.Close();
+            directory.Close();
+        }
+
+        /**
+         * Failing testcase showing the trouble
+         * 
+         * @throws IOException
+         */
+        [Test]
+        public void TestDeleteByTermIsCurrent()
+        {
+
+            // get reader
+            IndexReader reader = writer.GetReader();
+
+            // assert index has a document and reader is up2date 
+            Assert.AreEqual(1, writer.NumDocs(), "One document should be in the index");
+            Assert.IsTrue(reader.IsCurrent(), "Document added, reader should be stale ");
+
+            // remove document
+            Term idTerm = new Term("UUID", "1");
+            writer.DeleteDocuments(idTerm);
+            writer.Commit();
+
+            // assert document has been deleted (index changed), reader is stale
+            Assert.AreEqual(0, writer.NumDocs(), "Document should be removed");
+            Assert.IsFalse(reader.IsCurrent(), "Reader should be stale");
+
+            reader.Close();
+        }
+
+        /**
+         * Testcase for example to show that writer.deleteAll() is working as expected
+         * 
+         * @throws IOException
+         */
+        [Test]
+        public void TestDeleteAllIsCurrent()
+        {
+
+            // get reader
+            IndexReader reader = writer.GetReader();
+
+            // assert index has a document and reader is up2date 
+            Assert.AreEqual(1, writer.NumDocs(), "One document should be in the index");
+            Assert.IsTrue(reader.IsCurrent(), "Document added, reader should be stale ");
+
+            // remove all documents
+            writer.DeleteAll();
+            writer.Commit();
+
+            // assert document has been deleted (index changed), reader is stale
+            Assert.AreEqual(0, writer.NumDocs(), "Document should be removed");
+            Assert.IsFalse(reader.IsCurrent(), "Reader should be stale");
+
+            reader.Close();
+        }
+    }
+
+}