diff --git a/GlickoTest/GlickoTest.vb b/GlickoTest/GlickoTest.vb
new file mode 100755
index 0000000..a9be1d6
--- /dev/null
+++ b/GlickoTest/GlickoTest.vb
@@ -0,0 +1,74 @@
+Imports System.Xml.Linq
+
+Imports Microsoft.VisualStudio.TestTools.UnitTesting
+
+Imports System.Text
+Imports PepperBet
+
+<TestClass()>
+Public Class GlickoTest
+
+    Private testContextInstance As TestContext
+
+    '''<summary>
+    '''Gets or sets the test context which provides
+    '''information about and functionality for the current test run.
+    '''</summary>
+    Public Property TestContext() As TestContext
+        Get
+            Return testContextInstance
+        End Get
+        Set(ByVal value As TestContext)
+            testContextInstance = value
+        End Set
+    End Property
+
+#Region "Additional test attributes"
+    '
+    ' You can use the following additional attributes as you write your tests:
+    '
+    ' Use ClassInitialize to run code before running the first test in the class
+    ' <ClassInitialize()> Public Shared Sub MyClassInitialize(ByVal testContext As TestContext)
+    ' End Sub
+    '
+    ' Use ClassCleanup to run code after all tests in a class have run
+    ' <ClassCleanup()> Public Shared Sub MyClassCleanup()
+    ' End Sub
+    '
+    ' Use TestInitialize to run code before running each test
+    ' <TestInitialize()> Public Sub MyTestInitialize()
+    ' End Sub
+    '
+    ' Use TestCleanup to run code after each test has run
+    ' <TestCleanup()> Public Sub MyTestCleanup()
+    ' End Sub
+    '
+#End Region
+
+
+    <TestMethod()>
+    Public Sub TestGlickoMatchup()
+        Dim testman As New Glicko("testman", 0)
+        testman.K = 1500
+        testman.RD = 200
+        Dim opp1 As New Glicko("1", 0)
+        opp1.K = 1400
+        opp1.RD = 30
+        Dim opp2 As New Glicko("2", 0)
+        opp2.K = 1550
+        opp2.RD = 100
+        Dim opp3 As New Glicko("3", 0)
+        opp3.K = 1700
+        opp3.RD = 300
+
+        'testman.Update({opp1, opp2, opp3}, {1, 0, 0}, 0)
+        Glicko.UpdateBatch(testman, opp1, 1, 0, 0)
+        Glicko.UpdateBatch(testman, opp2, 0, 1, 0)
+        Glicko.UpdateBatch(testman, opp3, 0, 1, 0)
+        'testmans K should be 1464 and RD should be 151.4
+
+        Assert.AreEqual(testman.K, 1464.2190389663426)
+        Assert.AreEqual(testman.RD, 151.2537434317843)
+    End Sub
+
+End Class
diff --git a/GlickoTest/GlickoTest.vbproj b/GlickoTest/GlickoTest.vbproj
new file mode 100755
index 0000000..f9fb76e
--- /dev/null
+++ b/GlickoTest/GlickoTest.vbproj
@@ -0,0 +1,98 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>
+    </ProductVersion>
+    <SchemaVersion>
+    </SchemaVersion>
+    <ProjectGuid>{E6794089-F810-402B-A3CE-0D7EA579108A}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <RootNamespace>GlickoTest</RootNamespace>
+    <AssemblyName>GlickoTest</AssemblyName>
+    <FileAlignment>512</FileAlignment>
+    <MyType>Windows</MyType>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <ProjectTypeGuids>{3AC096D0-A1C2-E12C-1390-A8335801FDAB};{F184B08F-C81C-45F6-A57F-5ABD9991F28F}</ProjectTypeGuids>
+    <ReferencePath>$(DevEnvDir)PublicAssemblies\</ReferencePath>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <DefineDebug>true</DefineDebug>
+    <DefineTrace>true</DefineTrace>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DocumentationFile>GlickoTest.xml</DocumentationFile>
+    <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <DefineDebug>false</DefineDebug>
+    <DefineTrace>true</DefineTrace>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DocumentationFile>GlickoTest.xml</DocumentationFile>
+    <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn>
+  </PropertyGroup>
+  <PropertyGroup>
+    <OptionExplicit>On</OptionExplicit>
+  </PropertyGroup>
+  <PropertyGroup>
+    <OptionCompare>Binary</OptionCompare>
+  </PropertyGroup>
+  <PropertyGroup>
+    <OptionStrict>Off</OptionStrict>
+  </PropertyGroup>
+  <PropertyGroup>
+    <OptionInfer>On</OptionInfer>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="Microsoft.VisualStudio.QualityTools.UnitTestFramework, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL" />
+    <Reference Include="Newtonsoft.Json, Version=4.5.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL" />
+    <Reference Include="System" />
+    <Reference Include="System.Core">
+      <RequiredTargetFramework>3.5</RequiredTargetFramework>
+    </Reference>
+    <Reference Include="System.Data" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="System.Deployment" />
+    <Reference Include="System.Windows.Forms" />
+    <Reference Include="System.Xml" />
+    <Reference Include="System.Xml.Linq" />
+  </ItemGroup>
+  <ItemGroup>
+    <Import Include="System" />
+    <Import Include="System.Collections" />
+    <Import Include="System.Collections.Generic" />
+    <Import Include="System.Data" />
+    <Import Include="System.Diagnostics" />
+    <Import Include="System.Linq" />
+    <Import Include="System.Xml.Linq" />
+    <Import Include="Microsoft.VisualBasic" />
+    <Import Include="Microsoft.VisualStudio.TestTools.UnitTesting" />
+  </ItemGroup>
+  <ItemGroup>
+    <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+      <Visible>False</Visible>
+    </CodeAnalysisDependentAssemblyPaths>
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="My Project\AssemblyInfo.vb" />
+    <Compile Include="GlickoTest.vb" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\PepperBet\PepperBet.vbproj">
+      <Project>{F88AA82A-320E-4A3B-87A3-C07BFC6F3450}</Project>
+      <Name>PepperBet</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildBinPath)\Microsoft.VisualBasic.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
diff --git a/GlickoTest/My Project/AssemblyInfo.vb b/GlickoTest/My Project/AssemblyInfo.vb
new file mode 100755
index 0000000..16d431c
--- /dev/null
+++ b/GlickoTest/My Project/AssemblyInfo.vb	
@@ -0,0 +1,37 @@
+Imports System
+Imports System.Reflection
+Imports 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.
+
+' Review the values of the assembly attributes
+
+<Assembly: AssemblyTitle("GlickoTest")> 
+<Assembly: AssemblyDescription("")> 
+<Assembly: AssemblyCompany("")> 
+<Assembly: AssemblyProduct("GlickoTest")> 
+<Assembly: AssemblyCopyright("Copyright ©  2020")> 
+<Assembly: AssemblyTrademark("")> 
+
+<Assembly: CLSCompliant(True)> 
+
+<Assembly: ComVisible(False)>
+
+'The following GUID is for the ID of the typelib if this project is exposed to COM
+<Assembly: Guid("7116de55-d866-4034-9286-a8df9d2a8826")> 
+
+' 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")> 
diff --git a/PepperBet.sln b/PepperBet.sln
index d5a03e5..e7a1b63 100755
--- a/PepperBet.sln
+++ b/PepperBet.sln
@@ -5,7 +5,14 @@ Project("{F184B08F-C81C-45F6-A57F-5ABD9991F28F}") = "PepperBet", "PepperBet\Pepp
 EndProject
 Project("{F184B08F-C81C-45F6-A57F-5ABD9991F28F}") = "AutoUpdater", "AutoUpdater\AutoUpdater.vbproj", "{1E99431F-65AD-4CFD-9A8A-264CED54DAEB}"
 EndProject
+Project("{F184B08F-C81C-45F6-A57F-5ABD9991F28F}") = "GlickoTest", "GlickoTest\GlickoTest.vbproj", "{E6794089-F810-402B-A3CE-0D7EA579108A}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{F59519B4-43BD-4F38-A7AB-8694B5014CB2}"
+EndProject
 Global
+	GlobalSection(TestCaseManagementSettings) = postSolution
+		CategoryFile = PepperBet.vsmdi
+	EndGlobalSection
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
 		Debug|x86 = Debug|x86
@@ -29,6 +36,12 @@ Global
 		{1E99431F-65AD-4CFD-9A8A-264CED54DAEB}.Release|Any CPU.Build.0 = Release|Any CPU
 		{1E99431F-65AD-4CFD-9A8A-264CED54DAEB}.Release|x86.ActiveCfg = Release|x86
 		{1E99431F-65AD-4CFD-9A8A-264CED54DAEB}.Release|x86.Build.0 = Release|x86
+		{E6794089-F810-402B-A3CE-0D7EA579108A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E6794089-F810-402B-A3CE-0D7EA579108A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E6794089-F810-402B-A3CE-0D7EA579108A}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{E6794089-F810-402B-A3CE-0D7EA579108A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E6794089-F810-402B-A3CE-0D7EA579108A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E6794089-F810-402B-A3CE-0D7EA579108A}.Release|x86.ActiveCfg = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE