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From synhers...@apache.org
Subject [2/2] lucenenet git commit: Update for SimpleText Codec from changed to Lucene.Net Core, and updates to Memory codec
Date Mon, 19 Jan 2015 11:58:32 GMT
Update for SimpleText Codec from changed to Lucene.Net Core, and updates to Memory codec


Project: http://git-wip-us.apache.org/repos/asf/lucenenet/repo
Commit: http://git-wip-us.apache.org/repos/asf/lucenenet/commit/2d850fd7
Tree: http://git-wip-us.apache.org/repos/asf/lucenenet/tree/2d850fd7
Diff: http://git-wip-us.apache.org/repos/asf/lucenenet/diff/2d850fd7

Branch: refs/heads/master
Commit: 2d850fd710a6068d90fff3ffa62f521b71f342a0
Parents: a836989
Author: Prescott Nasser <pnasser@apache.org>
Authored: Sun Jan 18 15:01:19 2015 -0800
Committer: Prescott Nasser <pnasser@apache.org>
Committed: Sun Jan 18 15:01:19 2015 -0800

----------------------------------------------------------------------
 .gitignore                                      |    1 +
 .../Lucene.Net.Codecs.Tests.csproj              |   67 +
 .../Properties/AssemblyInfo.cs                  |   36 +
 .../blockterms/TestFixedGapPostingsFormat.cs    |   43 +
 .../bloom/TestBloomPostingsFormat.cs            |   40 +
 .../diskdv/TestDiskDocValuesFormat.cs           |   42 +
 .../intblock/TestFixedIntBlockPostingsFormat.cs |   42 +
 .../intblock/TestIntBlockCodec.cs               |   76 ++
 .../TestVariableIntBlockPostingsFormat.cs       |   43 +
 .../memory/TestDirectDocValuesFormat.cs         |   40 +
 .../memory/TestDirectPostingsFormat.cs          |   42 +
 .../memory/TestFSTOrdPostingsFormat.cs          |   40 +
 .../memory/TestFSTOrdPulsing41PostingsFormat.cs |   40 +
 .../memory/TestFSTPostingsFormat.cs             |   40 +
 .../memory/TestFSTPulsing41PostingsFormat.cs    |   40 +
 .../memory/TestMemoryDocValuesFormat.cs         |   45 +
 .../memory/TestMemoryPostingsFormat.cs          |   42 +
 .../pulsing/Test10KPulsings.cs                  |  183 +++
 .../pulsing/TestPulsingPostingsFormat.cs        |   42 +
 .../pulsing/TestPulsingReuse.cs                 |  134 ++
 .../sep/TestSepPostingsFormat.cs                |   42 +
 .../simpletext/TestSimpleTextDocValuesFormat.cs |   39 +
 .../simpletext/TestSimpleTextPostingsFormat.cs  |   42 +
 .../TestSimpleTextStoredFieldsFormat.cs         |   35 +
 .../TestSimpleTextTermVectorsFormat.cs          |   36 +
 src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj  |    3 +-
 .../Memory/DirectDocValuesConsumer.cs           |  115 +-
 .../Memory/DirectDocValuesProducer.cs           | 1264 +++++++++---------
 .../Memory/DirectPostingsFormat.cs              |   39 +-
 .../Memory/MemoryDocValuesConsumer.cs           |  184 +--
 .../Memory/MemoryDocValuesProducer.cs           |  100 +-
 .../SimpleText/SimpleTextDocValuesWriter.cs     |   16 +-
 32 files changed, 2167 insertions(+), 826 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/.gitignore
----------------------------------------------------------------------
diff --git a/.gitignore b/.gitignore
index 1e9e614..a1ea325 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,7 @@ obj
 *.VisualState.xml
 *.userprefs
 *.pidb
+*.ide
 test-results
 build/artifacts
 build/bin

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/Lucene.Net.Codecs.Tests.csproj
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/Lucene.Net.Codecs.Tests.csproj b/src/Lucene.Net.Codecs.Tests/Lucene.Net.Codecs.Tests.csproj
new file mode 100644
index 0000000..12eb5c6
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/Lucene.Net.Codecs.Tests.csproj
@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{351B75B1-BBD5-4E32-8036-7BED4E0135A6}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Lucene.Net.Codecs.Tests</RootNamespace>
+    <AssemblyName>Lucene.Net.Codecs.Tests</AssemblyName>
+    <TargetFrameworkVersion>v4.5.1</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="diskdv\TestDiskDocValuesFormat.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\Lucene.Net.Codecs\Lucene.Net.Codecs.csproj">
+      <Project>{3f79b6d4-4359-4f83-b64f-07f4f6262425}</Project>
+      <Name>Lucene.Net.Codecs</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\Lucene.Net.Core\Lucene.Net.csproj">
+      <Project>{5d4ad9be-1ffb-41ab-9943-25737971bf57}</Project>
+      <Name>Lucene.Net</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\Lucene.Net.Tests\Lucene.Net.Tests.csproj">
+      <Project>{de63db10-975f-460d-af85-572c17a91284}</Project>
+      <Name>Lucene.Net.Tests</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/Properties/AssemblyInfo.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/Properties/AssemblyInfo.cs b/src/Lucene.Net.Codecs.Tests/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..a54794e
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("Lucene.Net.Codecs.Tests")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Lucene.Net.Codecs.Tests")]
+[assembly: AssemblyCopyright("Copyright ©  2014")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible 
+// to COM components.  If you need to access a type in this assembly from 
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("39e5e0c8-c1d3-4583-b9f7-8fbd695e5601")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/blockterms/TestFixedGapPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/blockterms/TestFixedGapPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/blockterms/TestFixedGapPostingsFormat.cs
new file mode 100644
index 0000000..11aa1b8
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/blockterms/TestFixedGapPostingsFormat.cs
@@ -0,0 +1,43 @@
+namespace org.apache.lucene.codecs.blockterms
+{
+
+	/*
+	 * 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 Lucene41WithOrds = org.apache.lucene.codecs.lucene41ords.Lucene41WithOrds;
+	using BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Basic tests of a PF using FixedGap terms dictionary
+	/// </summary>
+	// TODO: we should add an instantiation for VarGap too to TestFramework, and a test in this package
+	// TODO: ensure both of these are also in rotation in RandomCodec
+	public class TestFixedGapPostingsFormat : BasePostingsFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new Lucene41WithOrds());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/bloom/TestBloomPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/bloom/TestBloomPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/bloom/TestBloomPostingsFormat.cs
new file mode 100644
index 0000000..2548f2b
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/bloom/TestBloomPostingsFormat.cs
@@ -0,0 +1,40 @@
+namespace org.apache.lucene.codecs.bloom
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Basic tests for BloomPostingsFormat
+	/// </summary>
+	public class TestBloomPostingsFormat : BasePostingsFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new TestBloomFilteredLucene41Postings());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/diskdv/TestDiskDocValuesFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/diskdv/TestDiskDocValuesFormat.cs b/src/Lucene.Net.Codecs.Tests/diskdv/TestDiskDocValuesFormat.cs
new file mode 100644
index 0000000..01889ae
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/diskdv/TestDiskDocValuesFormat.cs
@@ -0,0 +1,42 @@
+/*
+ * 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 Lucene.Net.Codecs.DiskDV;
+
+namespace Lucene.Net.Codecs.DiskDV
+{
+
+	using BaseCompressingDocValuesFormatTestCase = Lucene.Net.Index.BaseCompressingDocValuesFormatTestCase;
+	using TestUtil = Lucene.Net.Util.TestUtil;
+
+	/// <summary>
+	/// Tests DiskDocValuesFormat
+	/// </summary>
+	public class TestDiskDocValuesFormat : BaseCompressingDocValuesFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysDocValuesFormat(new DiskDocValuesFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/intblock/TestFixedIntBlockPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/intblock/TestFixedIntBlockPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/intblock/TestFixedIntBlockPostingsFormat.cs
new file mode 100644
index 0000000..1133c64
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/intblock/TestFixedIntBlockPostingsFormat.cs
@@ -0,0 +1,42 @@
+namespace org.apache.lucene.codecs.intblock
+{
+
+	/*
+	 * 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 MockFixedIntBlockPostingsFormat = org.apache.lucene.codecs.mockintblock.MockFixedIntBlockPostingsFormat;
+	using BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Basic tests for FixedIntBlock
+	/// </summary>
+	public class TestFixedIntBlockPostingsFormat : BasePostingsFormatTestCase
+	{
+	  // TODO: randomize blocksize
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new MockFixedIntBlockPostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/intblock/TestIntBlockCodec.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/intblock/TestIntBlockCodec.cs b/src/Lucene.Net.Codecs.Tests/intblock/TestIntBlockCodec.cs
new file mode 100644
index 0000000..1e973dc
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/intblock/TestIntBlockCodec.cs
@@ -0,0 +1,76 @@
+namespace org.apache.lucene.codecs.intblock
+{
+
+	/*
+	 * 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 LuceneTestCase = org.apache.lucene.util.LuceneTestCase;
+	using org.apache.lucene.store;
+	using org.apache.lucene.codecs.mockintblock;
+	using org.apache.lucene.codecs.sep;
+
+	public class TestIntBlockCodec : LuceneTestCase
+	{
+
+//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
+//ORIGINAL LINE: public void testSimpleIntBlocks() throws Exception
+	  public virtual void testSimpleIntBlocks()
+	  {
+		Directory dir = newDirectory();
+
+		IntStreamFactory f = (new MockFixedIntBlockPostingsFormat(128)).IntFactory;
+
+		IntIndexOutput @out = f.createOutput(dir, "test", newIOContext(random()));
+		for (int i = 0;i < 11777;i++)
+		{
+		  @out.write(i);
+		}
+		@out.close();
+
+		IntIndexInput @in = f.openInput(dir, "test", newIOContext(random()));
+		IntIndexInput.Reader r = @in.reader();
+
+		for (int i = 0;i < 11777;i++)
+		{
+		  assertEquals(i, r.next());
+		}
+		@in.close();
+
+		dir.close();
+	  }
+
+//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
+//ORIGINAL LINE: public void testEmptySimpleIntBlocks() throws Exception
+	  public virtual void testEmptySimpleIntBlocks()
+	  {
+		Directory dir = newDirectory();
+
+		IntStreamFactory f = (new MockFixedIntBlockPostingsFormat(128)).IntFactory;
+		IntIndexOutput @out = f.createOutput(dir, "test", newIOContext(random()));
+
+		// write no ints
+		@out.close();
+
+		IntIndexInput @in = f.openInput(dir, "test", newIOContext(random()));
+		@in.reader();
+		// read no ints
+		@in.close();
+		dir.close();
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/intblock/TestVariableIntBlockPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/intblock/TestVariableIntBlockPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/intblock/TestVariableIntBlockPostingsFormat.cs
new file mode 100644
index 0000000..0a8a644
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/intblock/TestVariableIntBlockPostingsFormat.cs
@@ -0,0 +1,43 @@
+namespace org.apache.lucene.codecs.intblock
+{
+
+	/*
+	 * 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 MockVariableIntBlockPostingsFormat = org.apache.lucene.codecs.mockintblock.MockVariableIntBlockPostingsFormat;
+	using BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Basic tests for VariableIntBlock
+	/// </summary>
+	public class TestVariableIntBlockPostingsFormat : BasePostingsFormatTestCase
+	{
+	  // TODO: randomize blocksize
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new MockVariableIntBlockPostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestDirectDocValuesFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestDirectDocValuesFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestDirectDocValuesFormat.cs
new file mode 100644
index 0000000..e05827e
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestDirectDocValuesFormat.cs
@@ -0,0 +1,40 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BaseDocValuesFormatTestCase = org.apache.lucene.index.BaseDocValuesFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests DirectDocValuesFormat
+	/// </summary>
+	public class TestDirectDocValuesFormat : BaseDocValuesFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysDocValuesFormat(new DirectDocValuesFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestDirectPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestDirectPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestDirectPostingsFormat.cs
new file mode 100644
index 0000000..96a04cb
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestDirectPostingsFormat.cs
@@ -0,0 +1,42 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests DirectPostingsFormat
+	/// </summary>
+	public class TestDirectPostingsFormat : BasePostingsFormatTestCase
+	{
+	  // TODO: randomize parameters
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new DirectPostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPostingsFormat.cs
new file mode 100644
index 0000000..cc5afb0
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPostingsFormat.cs
@@ -0,0 +1,40 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests FSTOrdPostingsFormat 
+	/// </summary>
+	public class TestFSTOrdPostingsFormat : BasePostingsFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new FSTOrdPostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPulsing41PostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPulsing41PostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPulsing41PostingsFormat.cs
new file mode 100644
index 0000000..a963c73
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestFSTOrdPulsing41PostingsFormat.cs
@@ -0,0 +1,40 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests FSTOrdPulsing41PostingsFormat 
+	/// </summary>
+	public class TestFSTOrdPulsing41PostingsFormat : BasePostingsFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new FSTOrdPulsing41PostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestFSTPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestFSTPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestFSTPostingsFormat.cs
new file mode 100644
index 0000000..261b41f
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestFSTPostingsFormat.cs
@@ -0,0 +1,40 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests FSTPostingsFormat 
+	/// </summary>
+	public class TestFSTPostingsFormat : BasePostingsFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new FSTPostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestFSTPulsing41PostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestFSTPulsing41PostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestFSTPulsing41PostingsFormat.cs
new file mode 100644
index 0000000..f1daa94
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestFSTPulsing41PostingsFormat.cs
@@ -0,0 +1,40 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests FSTPulsing41PostingsFormat 
+	/// </summary>
+	public class TestFSTPulsing41PostingsFormat : BasePostingsFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new FSTPulsing41PostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestMemoryDocValuesFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestMemoryDocValuesFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestMemoryDocValuesFormat.cs
new file mode 100644
index 0000000..f1f78c3
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestMemoryDocValuesFormat.cs
@@ -0,0 +1,45 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BaseCompressingDocValuesFormatTestCase = org.apache.lucene.index.BaseCompressingDocValuesFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests MemoryDocValuesFormat
+	/// </summary>
+	public class TestMemoryDocValuesFormat : BaseCompressingDocValuesFormatTestCase
+	{
+	  private readonly Codec codec = TestUtil.alwaysDocValuesFormat(new MemoryDocValuesFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+
+	  protected internal override bool codecAcceptsHugeBinaryValues(string field)
+	  {
+		return false;
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/memory/TestMemoryPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/memory/TestMemoryPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/memory/TestMemoryPostingsFormat.cs
new file mode 100644
index 0000000..62da9a8
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/memory/TestMemoryPostingsFormat.cs
@@ -0,0 +1,42 @@
+namespace org.apache.lucene.codecs.memory
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests MemoryPostingsFormat
+	/// </summary>
+	public class TestMemoryPostingsFormat : BasePostingsFormatTestCase
+	{
+	  // TODO: randomize doPack
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new MemoryPostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/pulsing/Test10KPulsings.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/pulsing/Test10KPulsings.cs b/src/Lucene.Net.Codecs.Tests/pulsing/Test10KPulsings.cs
new file mode 100644
index 0000000..c9fab57
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/pulsing/Test10KPulsings.cs
@@ -0,0 +1,183 @@
+using System.Text;
+
+namespace org.apache.lucene.codecs.pulsing
+{
+
+	/*
+	 * 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 MockAnalyzer = org.apache.lucene.analysis.MockAnalyzer;
+	using Document = org.apache.lucene.document.Document;
+	using Field = org.apache.lucene.document.Field;
+	using FieldType = org.apache.lucene.document.FieldType;
+	using TextField = org.apache.lucene.document.TextField;
+	using DocsEnum = org.apache.lucene.index.DocsEnum;
+	using IndexOptions = org.apache.lucene.index.FieldInfo.IndexOptions;
+	using IndexReader = org.apache.lucene.index.IndexReader;
+	using MultiFields = org.apache.lucene.index.MultiFields;
+	using RandomIndexWriter = org.apache.lucene.index.RandomIndexWriter;
+	using TermsEnum = org.apache.lucene.index.TermsEnum;
+	using DocIdSetIterator = org.apache.lucene.search.DocIdSetIterator;
+	using BaseDirectoryWrapper = org.apache.lucene.store.BaseDirectoryWrapper;
+	using LuceneTestCase = org.apache.lucene.util.LuceneTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Pulses 10k terms/docs, 
+	/// originally designed to find JRE bugs (https://issues.apache.org/jira/browse/LUCENE-3335)
+	/// 
+	/// @lucene.experimental
+	/// </summary>
+//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
+//ORIGINAL LINE: @LuceneTestCase.Nightly public class Test10KPulsings extends org.apache.lucene.util.LuceneTestCase
+	public class Test10KPulsings : LuceneTestCase
+	{
+//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
+//ORIGINAL LINE: public void test10kPulsed() throws Exception
+	  public virtual void test10kPulsed()
+	  {
+		// we always run this test with pulsing codec.
+		Codec cp = TestUtil.alwaysPostingsFormat(new Pulsing41PostingsFormat(1));
+
+		File f = createTempDir("10kpulsed");
+		BaseDirectoryWrapper dir = newFSDirectory(f);
+		dir.CheckIndexOnClose = false; // we do this ourselves explicitly
+		RandomIndexWriter iw = new RandomIndexWriter(random(), dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(cp));
+
+		Document document = new Document();
+		FieldType ft = new FieldType(TextField.TYPE_STORED);
+
+		switch (TestUtil.Next(random(), 0, 2))
+		{
+		  case 0:
+			  ft.IndexOptions = IndexOptions.DOCS_ONLY;
+			  break;
+		  case 1:
+			  ft.IndexOptions = IndexOptions.DOCS_AND_FREQS;
+			  break;
+		  default:
+			  ft.IndexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
+			  break;
+		}
+
+		Field field = newField("field", "", ft);
+		document.add(field);
+
+		NumberFormat df = new DecimalFormat("00000", new DecimalFormatSymbols(Locale.ROOT));
+
+		for (int i = 0; i < 10050; i++)
+		{
+		  field.StringValue = df.format(i);
+		  iw.addDocument(document);
+		}
+
+		IndexReader ir = iw.Reader;
+		iw.close();
+
+		TermsEnum te = MultiFields.getTerms(ir, "field").iterator(null);
+		DocsEnum de = null;
+
+		for (int i = 0; i < 10050; i++)
+		{
+		  string expected = df.format(i);
+		  assertEquals(expected, te.next().utf8ToString());
+		  de = TestUtil.docs(random(), te, null, de, DocsEnum.FLAG_NONE);
+		  assertTrue(de.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
+		  assertEquals(DocIdSetIterator.NO_MORE_DOCS, de.nextDoc());
+		}
+		ir.close();
+
+		TestUtil.checkIndex(dir);
+		dir.close();
+	  }
+
+	  /// <summary>
+	  /// a variant, that uses pulsing, but uses a high TF to force pass thru to the underlying codec
+	  /// </summary>
+//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
+//ORIGINAL LINE: public void test10kNotPulsed() throws Exception
+	  public virtual void test10kNotPulsed()
+	  {
+		// we always run this test with pulsing codec.
+		int freqCutoff = TestUtil.Next(random(), 1, 10);
+		Codec cp = TestUtil.alwaysPostingsFormat(new Pulsing41PostingsFormat(freqCutoff));
+
+		File f = createTempDir("10knotpulsed");
+		BaseDirectoryWrapper dir = newFSDirectory(f);
+		dir.CheckIndexOnClose = false; // we do this ourselves explicitly
+		RandomIndexWriter iw = new RandomIndexWriter(random(), dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(cp));
+
+		Document document = new Document();
+		FieldType ft = new FieldType(TextField.TYPE_STORED);
+
+		switch (TestUtil.Next(random(), 0, 2))
+		{
+		  case 0:
+			  ft.IndexOptions = IndexOptions.DOCS_ONLY;
+			  break;
+		  case 1:
+			  ft.IndexOptions = IndexOptions.DOCS_AND_FREQS;
+			  break;
+		  default:
+			  ft.IndexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
+			  break;
+		}
+
+		Field field = newField("field", "", ft);
+		document.add(field);
+
+		NumberFormat df = new DecimalFormat("00000", new DecimalFormatSymbols(Locale.ROOT));
+
+//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
+//ORIGINAL LINE: final int freq = freqCutoff + 1;
+		int freq = freqCutoff + 1;
+
+		for (int i = 0; i < 10050; i++)
+		{
+		  StringBuilder sb = new StringBuilder();
+		  for (int j = 0; j < freq; j++)
+		  {
+			sb.Append(df.format(i));
+			sb.Append(' '); // whitespace
+		  }
+		  field.StringValue = sb.ToString();
+		  iw.addDocument(document);
+		}
+
+		IndexReader ir = iw.Reader;
+		iw.close();
+
+		TermsEnum te = MultiFields.getTerms(ir, "field").iterator(null);
+		DocsEnum de = null;
+
+		for (int i = 0; i < 10050; i++)
+		{
+		  string expected = df.format(i);
+		  assertEquals(expected, te.next().utf8ToString());
+		  de = TestUtil.docs(random(), te, null, de, DocsEnum.FLAG_NONE);
+		  assertTrue(de.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
+		  assertEquals(DocIdSetIterator.NO_MORE_DOCS, de.nextDoc());
+		}
+		ir.close();
+
+		TestUtil.checkIndex(dir);
+		dir.close();
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingPostingsFormat.cs
new file mode 100644
index 0000000..249e8e1
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingPostingsFormat.cs
@@ -0,0 +1,42 @@
+namespace org.apache.lucene.codecs.pulsing
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests PulsingPostingsFormat
+	/// </summary>
+	public class TestPulsingPostingsFormat : BasePostingsFormatTestCase
+	{
+	  // TODO: randomize cutoff
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new Pulsing41PostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingReuse.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingReuse.cs b/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingReuse.cs
new file mode 100644
index 0000000..f35c108
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/pulsing/TestPulsingReuse.cs
@@ -0,0 +1,134 @@
+using System.Collections.Generic;
+
+namespace org.apache.lucene.codecs.pulsing
+{
+
+	/*
+	 * 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 MockAnalyzer = org.apache.lucene.analysis.MockAnalyzer;
+	using NestedPulsingPostingsFormat = org.apache.lucene.codecs.nestedpulsing.NestedPulsingPostingsFormat;
+	using Document = org.apache.lucene.document.Document;
+	using Field = org.apache.lucene.document.Field;
+	using TextField = org.apache.lucene.document.TextField;
+	using AtomicReader = org.apache.lucene.index.AtomicReader;
+	using DirectoryReader = org.apache.lucene.index.DirectoryReader;
+	using DocsAndPositionsEnum = org.apache.lucene.index.DocsAndPositionsEnum;
+	using DocsEnum = org.apache.lucene.index.DocsEnum;
+	using RandomIndexWriter = org.apache.lucene.index.RandomIndexWriter;
+	using TermsEnum = org.apache.lucene.index.TermsEnum;
+	using BaseDirectoryWrapper = org.apache.lucene.store.BaseDirectoryWrapper;
+	using Directory = org.apache.lucene.store.Directory;
+	using LuceneTestCase = org.apache.lucene.util.LuceneTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests that pulsing codec reuses its enums and wrapped enums
+	/// </summary>
+	public class TestPulsingReuse : LuceneTestCase
+	{
+	  // TODO: this is a basic test. this thing is complicated, add more
+//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
+//ORIGINAL LINE: public void testSophisticatedReuse() throws Exception
+	  public virtual void testSophisticatedReuse()
+	  {
+		// we always run this test with pulsing codec.
+		Codec cp = TestUtil.alwaysPostingsFormat(new Pulsing41PostingsFormat(1));
+		Directory dir = newDirectory();
+		RandomIndexWriter iw = new RandomIndexWriter(random(), dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(cp));
+		Document doc = new Document();
+		doc.add(new TextField("foo", "a b b c c c d e f g g h i i j j k", Field.Store.NO));
+		iw.addDocument(doc);
+		DirectoryReader ir = iw.Reader;
+		iw.close();
+
+		AtomicReader segment = getOnlySegmentReader(ir);
+		DocsEnum reuse = null;
+		IDictionary<DocsEnum, bool?> allEnums = new IdentityHashMap<DocsEnum, bool?>();
+		TermsEnum te = segment.terms("foo").iterator(null);
+		while (te.next() != null)
+		{
+		  reuse = te.docs(null, reuse, DocsEnum.FLAG_NONE);
+		  allEnums[reuse] = true;
+		}
+
+		assertEquals(2, allEnums.Count);
+
+		allEnums.Clear();
+		DocsAndPositionsEnum posReuse = null;
+		te = segment.terms("foo").iterator(null);
+		while (te.next() != null)
+		{
+		  posReuse = te.docsAndPositions(null, posReuse);
+		  allEnums[posReuse] = true;
+		}
+
+		assertEquals(2, allEnums.Count);
+
+		ir.close();
+		dir.close();
+	  }
+
+	  /// <summary>
+	  /// tests reuse with Pulsing1(Pulsing2(Standard)) </summary>
+//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
+//ORIGINAL LINE: public void testNestedPulsing() throws Exception
+	  public virtual void testNestedPulsing()
+	  {
+		// we always run this test with pulsing codec.
+		Codec cp = TestUtil.alwaysPostingsFormat(new NestedPulsingPostingsFormat());
+		BaseDirectoryWrapper dir = newDirectory();
+		RandomIndexWriter iw = new RandomIndexWriter(random(), dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(cp));
+		Document doc = new Document();
+		doc.add(new TextField("foo", "a b b c c c d e f g g g h i i j j k l l m m m", Field.Store.NO));
+		// note: the reuse is imperfect, here we would have 4 enums (lost reuse when we get an enum for 'm')
+		// this is because we only track the 'last' enum we reused (not all).
+		// but this seems 'good enough' for now.
+		iw.addDocument(doc);
+		DirectoryReader ir = iw.Reader;
+		iw.close();
+
+		AtomicReader segment = getOnlySegmentReader(ir);
+		DocsEnum reuse = null;
+		IDictionary<DocsEnum, bool?> allEnums = new IdentityHashMap<DocsEnum, bool?>();
+		TermsEnum te = segment.terms("foo").iterator(null);
+		while (te.next() != null)
+		{
+		  reuse = te.docs(null, reuse, DocsEnum.FLAG_NONE);
+		  allEnums[reuse] = true;
+		}
+
+		assertEquals(4, allEnums.Count);
+
+		allEnums.Clear();
+		DocsAndPositionsEnum posReuse = null;
+		te = segment.terms("foo").iterator(null);
+		while (te.next() != null)
+		{
+		  posReuse = te.docsAndPositions(null, posReuse);
+		  allEnums[posReuse] = true;
+		}
+
+		assertEquals(4, allEnums.Count);
+
+		ir.close();
+		dir.close();
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/sep/TestSepPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/sep/TestSepPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/sep/TestSepPostingsFormat.cs
new file mode 100644
index 0000000..72fef6f
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/sep/TestSepPostingsFormat.cs
@@ -0,0 +1,42 @@
+namespace org.apache.lucene.codecs.sep
+{
+
+	/*
+	 * 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 MockSepPostingsFormat = org.apache.lucene.codecs.mocksep.MockSepPostingsFormat;
+	using BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using TestUtil = org.apache.lucene.util.TestUtil;
+
+	/// <summary>
+	/// Tests sep layout
+	/// </summary>
+	public class TestSepPostingsFormat : BasePostingsFormatTestCase
+	{
+	  // TODO: randomize cutoff
+	  private readonly Codec codec = TestUtil.alwaysPostingsFormat(new MockSepPostingsFormat());
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextDocValuesFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextDocValuesFormat.cs b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextDocValuesFormat.cs
new file mode 100644
index 0000000..a6b8681
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextDocValuesFormat.cs
@@ -0,0 +1,39 @@
+namespace org.apache.lucene.codecs.simpletext
+{
+
+	/*
+	 * 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 BaseDocValuesFormatTestCase = org.apache.lucene.index.BaseDocValuesFormatTestCase;
+
+	/// <summary>
+	/// Tests SimpleTextDocValuesFormat
+	/// </summary>
+	public class TestSimpleTextDocValuesFormat : BaseDocValuesFormatTestCase
+	{
+	  private readonly Codec codec = new SimpleTextCodec();
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextPostingsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextPostingsFormat.cs b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextPostingsFormat.cs
new file mode 100644
index 0000000..ff628f8
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextPostingsFormat.cs
@@ -0,0 +1,42 @@
+namespace org.apache.lucene.codecs.simpletext
+{
+
+	/*
+	 * 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 BasePostingsFormatTestCase = org.apache.lucene.index.BasePostingsFormatTestCase;
+	using Nightly = org.apache.lucene.util.LuceneTestCase.Nightly;
+
+	/// <summary>
+	/// Tests SimpleText's postings
+	/// </summary>
+//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
+//ORIGINAL LINE: @Nightly public class TestSimpleTextPostingsFormat extends org.apache.lucene.index.BasePostingsFormatTestCase
+	public class TestSimpleTextPostingsFormat : BasePostingsFormatTestCase // please figure out why I am so horrendously slow!
+	{
+	  private readonly Codec codec = new SimpleTextCodec();
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return codec;
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextStoredFieldsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextStoredFieldsFormat.cs b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextStoredFieldsFormat.cs
new file mode 100644
index 0000000..2a7c3c2
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextStoredFieldsFormat.cs
@@ -0,0 +1,35 @@
+namespace org.apache.lucene.codecs.simpletext
+{
+
+	/*
+	 * 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 BaseStoredFieldsFormatTestCase = org.apache.lucene.index.BaseStoredFieldsFormatTestCase;
+
+	public class TestSimpleTextStoredFieldsFormat : BaseStoredFieldsFormatTestCase
+	{
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return new SimpleTextCodec();
+		  }
+	  }
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextTermVectorsFormat.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextTermVectorsFormat.cs b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextTermVectorsFormat.cs
new file mode 100644
index 0000000..ef41ca9
--- /dev/null
+++ b/src/Lucene.Net.Codecs.Tests/simpletext/TestSimpleTextTermVectorsFormat.cs
@@ -0,0 +1,36 @@
+namespace org.apache.lucene.codecs.simpletext
+{
+
+	/*
+	 * 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 BaseTermVectorsFormatTestCase = org.apache.lucene.index.BaseTermVectorsFormatTestCase;
+
+	public class TestSimpleTextTermVectorsFormat : BaseTermVectorsFormatTestCase
+	{
+
+	  protected internal override Codec Codec
+	  {
+		  get
+		  {
+			return new SimpleTextCodec();
+		  }
+	  }
+
+	}
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj b/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj
index ee2ff66..f9a9902 100644
--- a/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj
+++ b/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj
@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>Lucene.Net.Codecs</RootNamespace>
     <AssemblyName>Lucene.Net.Codecs</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.5.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile />
   </PropertyGroup>
@@ -124,7 +124,6 @@
     <Compile Include="SimpleText\SimpleTextUtil.cs" />
     <Compile Include="StringHelperClass.cs" />
   </ItemGroup>
-  <ItemGroup />
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net.Core\Lucene.Net.csproj">
       <Project>{5d4ad9be-1ffb-41ab-9943-25737971bf57}</Project>

http://git-wip-us.apache.org/repos/asf/lucenenet/blob/2d850fd7/src/Lucene.Net.Codecs/Memory/DirectDocValuesConsumer.cs
----------------------------------------------------------------------
diff --git a/src/Lucene.Net.Codecs/Memory/DirectDocValuesConsumer.cs b/src/Lucene.Net.Codecs/Memory/DirectDocValuesConsumer.cs
index f460225..210b066 100644
--- a/src/Lucene.Net.Codecs/Memory/DirectDocValuesConsumer.cs
+++ b/src/Lucene.Net.Codecs/Memory/DirectDocValuesConsumer.cs
@@ -20,13 +20,15 @@ namespace Lucene.Net.Codecs.Memory
     using System;
     using System.Diagnostics;
     using System.Collections.Generic;
-   
+
     using FieldInfo = Index.FieldInfo;
     using IndexFileNames = Index.IndexFileNames;
     using SegmentWriteState = Index.SegmentWriteState;
     using IndexOutput = Store.IndexOutput;
     using BytesRef = Util.BytesRef;
     using IOUtils = Util.IOUtils;
+    using System.Collections;
+
 
     /// <summary>
     /// Writer for <seealso cref="DirectDocValuesFormat"/>
@@ -62,14 +64,14 @@ namespace Lucene.Net.Codecs.Memory
             }
         }
 
-        public override void AddNumericField(FieldInfo field, IEnumerable<long> values)
+        public override void AddNumericField(FieldInfo field, IEnumerable<long?> values)
         {
             meta.WriteVInt(field.Number);
             meta.WriteByte(MemoryDocValuesProducer.NUMBER);
             AddNumericFieldValues(field, values);
         }
 
-        private void AddNumericFieldValues(FieldInfo field, IEnumerable<long> values)
+        private void AddNumericFieldValues(FieldInfo field, IEnumerable<long?> values)
         {
             meta.WriteLong(data.FilePointer);
             long minValue = long.MaxValue;
@@ -81,7 +83,7 @@ namespace Lucene.Net.Codecs.Memory
             {
                 if (nv != null)
                 {
-                    var v = nv;
+                    var v = nv.Value;
                     minValue = Math.Min(minValue, v);
                     maxValue = Math.Max(maxValue, v);
                 }
@@ -278,10 +280,10 @@ namespace Lucene.Net.Codecs.Memory
             }
         }
 
-        public override void AddSortedField(FieldInfo field, IEnumerable<BytesRef> values, IEnumerable<long> docToOrd)
+        public override void AddSortedField(FieldInfo field, IEnumerable<BytesRef> values, IEnumerable<long?> docToOrd)
         {
             meta.WriteVInt(field.Number);
-            meta.WriteByte(SORTED);
+            meta.WriteByte((byte)DirectDocValuesProducer.SORTED);
 
             // write the ordinals as numerics
             AddNumericFieldValues(field, docToOrd);
@@ -292,10 +294,10 @@ namespace Lucene.Net.Codecs.Memory
 
         // note: this might not be the most efficient... but its fairly simple
         public override void AddSortedSetField(FieldInfo field, IEnumerable<BytesRef> values,
-            IEnumerable<long> docToOrdCount, IEnumerable<long> ords)
+            IEnumerable<long?> docToOrdCount, IEnumerable<long?> ords)
         {
             meta.WriteVInt(field.Number);
-            meta.WriteByte(SORTED_SET);
+            meta.WriteByte((byte)DirectDocValuesProducer.SORTED_SET);
 
             // First write docToOrdCounts, except we "aggregate" the
             // counts so they turn into addresses, and add a final
@@ -310,13 +312,13 @@ namespace Lucene.Net.Codecs.Memory
             AddBinaryFieldValues(field, values);
         }
 
-        private class IterableAnonymousInnerClassHelper : IEnumerable<long>
+        private class IterableAnonymousInnerClassHelper : IEnumerable<long?>
         {
             private readonly DirectDocValuesConsumer _outerInstance;
-            private readonly IEnumerable<long> _docToOrdCount;
+            private readonly IEnumerable<long?> _docToOrdCount;
 
             public IterableAnonymousInnerClassHelper(DirectDocValuesConsumer outerInstance,
-                IEnumerable<long> docToOrdCount)
+                IEnumerable<long?> docToOrdCount)
             {
                 _outerInstance = outerInstance;
                 _docToOrdCount = docToOrdCount;
@@ -325,18 +327,23 @@ namespace Lucene.Net.Codecs.Memory
             // Just aggregates the count values so they become
             // "addresses", and adds one more value in the end
             // (the final sum):
-            public virtual IEnumerator<long> GetEnumerator()
+            public virtual IEnumerator<long?> GetEnumerator()
             {
                 var iter = _docToOrdCount.GetEnumerator();
                 return new IteratorAnonymousInnerClassHelper(this, iter);
             }
 
-            private class IteratorAnonymousInnerClassHelper : IEnumerator<long>
+            IEnumerator IEnumerable.GetEnumerator()
+            {
+                return GetEnumerator();
+            }
+
+            private class IteratorAnonymousInnerClassHelper : IEnumerator<long?>
             {
-                private readonly IEnumerator<long> _iter;
+                private readonly IEnumerator<long?> _iter;
 
                 public IteratorAnonymousInnerClassHelper(IterableAnonymousInnerClassHelper outerInstance,
-                    IEnumerator<long> iter)
+                    IEnumerator<long?> iter)
                 {
                     _iter = iter;
                 }
@@ -345,38 +352,88 @@ namespace Lucene.Net.Codecs.Memory
                 private long sum;
                 private bool ended;
 
-                public virtual bool HasNext()
+                public long? Current
                 {
-                    return _iter.HasNext() || !ended;
+                    get
+                    {
+                        return _iter.Current;
+                    }
+                }
+
+                object IEnumerator.Current
+                {
+                    get
+                    {
+                        return Current;
+                    }
+                }
+
+                public virtual void Remove()
+                {
+                    throw new NotSupportedException();
                 }
 
-                public virtual long Next()
+                public bool MoveNext()
                 {
                     long toReturn = sum;
-                    if (_iter.hasNext())
+                    if (_iter.MoveNext())
                     {
-                        long n = _iter.Next();
-                        if (n != null)
+                        long? n = _iter.Current;
+                        if (n.HasValue)
                         {
-                            sum += n;
+                            sum += n.Value;
                         }
+
+                        return true;
                     }
-                    else if (!ended)
+                    else 
                     {
                         ended = true;
+                        return false;
                     }
-                    else
+
+                    //return toReturn;
+                }
+
+                public void Reset()
+                {
+                    throw new NotImplementedException();
+                }
+
+                #region IDisposable Support
+                private bool disposedValue = false; // To detect redundant calls
+
+                protected virtual void Dispose(bool disposing)
+                {
+                    if (!disposedValue)
                     {
-                        Debug.Assert(false);
-                    }
+                        if (disposing)
+                        {
+                            // TODO: dispose managed state (managed objects).          
+                        }
+
+                        // TODO: free unmanaged resources (unmanaged objects) and override a finalizer below.
+                        // TODO: set large fields to null.
 
-                    return toReturn;
+                        disposedValue = true;
+                    }
                 }
 
-                public virtual void Remove()
+                // TODO: override a finalizer only if Dispose(bool disposing) above has code to free unmanaged resources. 
+                // ~IteratorAnonymousInnerClassHelper() {
+                //   // Do not change this code. Put cleanup code in Dispose(bool disposing) above.
+                //   Dispose(false);
+                // }
+
+                // This code added to correctly implement the disposable pattern.
+                public void Dispose()
                 {
-                    throw new NotSupportedException();
+                    // Do not change this code. Put cleanup code in Dispose(bool disposing) above.
+                    Dispose(true);
+                    // TODO: uncomment the following line if the finalizer is overridden above.
+                    // GC.SuppressFinalize(this);
                 }
+                #endregion
             }
         }
     }


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