diff --git a/SharpLearning.sln b/SharpLearning.sln
index b278f109..3dce8859 100644
--- a/SharpLearning.sln
+++ b/SharpLearning.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.26730.3
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29709.97
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SharpLearning.InputOutput.Test", "src\SharpLearning.InputOutput.Test\SharpLearning.InputOutput.Test.csproj", "{9B29211D-9211-4C36-872D-5747D6C51878}"
 EndProject
@@ -65,6 +65,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SharpLearning.XGBoost", "sr
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SharpLearning.XGBoost.Test", "src\SharpLearning.XGBoost.Test\SharpLearning.XGBoost.Test.csproj", "{FFD79827-ED40-47EB-9CB8-2E683DEA3606}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SharpLearning.Onnx.Test", "src\SharpLearning.Onnx.Test\SharpLearning.Onnx.Test.csproj", "{C5F63584-1CC0-4805-A8A8-BE71017A9293}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -179,6 +181,10 @@ Global
 		{FFD79827-ED40-47EB-9CB8-2E683DEA3606}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{FFD79827-ED40-47EB-9CB8-2E683DEA3606}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{FFD79827-ED40-47EB-9CB8-2E683DEA3606}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C5F63584-1CC0-4805-A8A8-BE71017A9293}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C5F63584-1CC0-4805-A8A8-BE71017A9293}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C5F63584-1CC0-4805-A8A8-BE71017A9293}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C5F63584-1CC0-4805-A8A8-BE71017A9293}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/src/SharpLearning.Onnx.Test/OnnxConversionTest.cs b/src/SharpLearning.Onnx.Test/OnnxConversionTest.cs
new file mode 100644
index 00000000..b8e2def5
--- /dev/null
+++ b/src/SharpLearning.Onnx.Test/OnnxConversionTest.cs
@@ -0,0 +1,23 @@
+using System;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace SharpLearning.Onnx
+{
+    /// <summary>
+    /// Resources:
+    /// ONNX Schema: https://github.com/onnx/onnx/blob/da13be2d8494b99807bd1f071b40c40cc6b6d1cd/onnx/defs/traditionalml/defs.cc#L872
+    /// ONNX Conversion ML.Net: https://github.com/dotnet/machinelearning/blob/master/src/Microsoft.ML.FastTree/FastTree.cs#L3030
+    /// ONNX Conversion SKLearn: https://github.com/onnx/sklearn-onnx/blob/master/skl2onnx/common/tree_ensemble.py
+    /// ONNX Conversion SKLearn: https://github.com/onnx/sklearn-onnx/blob/master/skl2onnx/operator_converters/decision_tree.py 
+    /// ONNX Conversion SKLearn: https://github.com/onnx/sklearn-onnx/blob/master/skl2onnx/operator_converters/random_forest.py
+    /// </summary>
+    [TestClass]
+    public class OnnxConversionTest
+    {
+        [TestMethod]
+        public void MyTestMethod()
+        {
+
+        }
+    }
+}
diff --git a/src/SharpLearning.Onnx.Test/SharpLearning.Onnx.Test.csproj b/src/SharpLearning.Onnx.Test/SharpLearning.Onnx.Test.csproj
new file mode 100644
index 00000000..0461da02
--- /dev/null
+++ b/src/SharpLearning.Onnx.Test/SharpLearning.Onnx.Test.csproj
@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <OutputPath>..\..\BuildTest\Release\</OutputPath>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+    <OutputPath>..\..\BuildTest\Debug\</OutputPath>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.1.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="1.4.0" />
+    <PackageReference Include="MSTest.TestFramework" Version="1.4.0" />
+  </ItemGroup>
+
+</Project>