Github user synhershko commented on a diff in the pull request: https://github.com/apache/lucenenet/pull/172#discussion_r71072078 --- Diff: src/Lucene.Net.Tests/core/Index/TestBinaryDocValuesUpdates.cs --- @@ -1109,25 +1109,55 @@ public virtual void TestUpdateBinaryDVFieldWithSameNameAsPostingField() [Test] public virtual void TestUpdateOldSegments() { - Codec[] oldCodecs = new Codec[] { new Lucene40RWCodec(), new Lucene41RWCodec(), new Lucene42RWCodec(), new Lucene45RWCodec() }; + OLD_FORMAT_IMPERSONATION_IS_ACTIVE = true; + Codec[] oldCodecs = new Codec[] { + new Lucene40RWCodec(OLD_FORMAT_IMPERSONATION_IS_ACTIVE), + new Lucene41RWCodec(OLD_FORMAT_IMPERSONATION_IS_ACTIVE), + new Lucene42RWCodec(OLD_FORMAT_IMPERSONATION_IS_ACTIVE), + new Lucene45RWCodec(OLD_FORMAT_IMPERSONATION_IS_ACTIVE) + }; Directory dir = NewDirectory(); - bool oldValue = OLD_FORMAT_IMPERSONATION_IS_ACTIVE; // create a segment with an old Codec IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())); conf.SetCodec(oldCodecs[Random().Next(oldCodecs.Length)]); - OLD_FORMAT_IMPERSONATION_IS_ACTIVE = true; IndexWriter writer = new IndexWriter(dir, conf); Document doc = new Document(); doc.Add(new StringField("id", "doc", Store.NO)); doc.Add(new BinaryDocValuesField("f", ToBytes(5L))); writer.AddDocument(doc); writer.Dispose(); + dir.Dispose(); + + OLD_FORMAT_IMPERSONATION_IS_ACTIVE = false; --- End diff -- why do you set this here? If I read the original code correctly, this isn't needed
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