diff --git a/Assets/Scripts/OpenTS2/Content/EPManager.cs b/Assets/Scripts/OpenTS2/Content/EPManager.cs
index 9aa1956..59aa8c9 100644
--- a/Assets/Scripts/OpenTS2/Content/EPManager.cs
+++ b/Assets/Scripts/OpenTS2/Content/EPManager.cs
@@ -16,12 +16,28 @@ namespace OpenTS2.Content
         }
         static EPManager s_instance;
 
+        public int InstalledProducts
+        {
+            get
+            {
+                return _installedProducts;
+            }
+            set
+            {
+                _installedProducts = value;
+            }
+        }
+
         //mask of all products, minus store.
-        readonly int _installedProducts = 0x3EFFF;
+        int _installedProducts = 0x3EFFF;
         public EPManager()
         {
             s_instance = this;
         }
+        public EPManager(int installedProducts) : this()
+        {
+            InstalledProducts = installedProducts;
+        }
         public static List<ProductFlags> GetProductsInMask(int productMask)
         {
             var finalList = new List<ProductFlags>();
diff --git a/Assets/Tests/OpenTS2/Content/ContentManagerTest.cs b/Assets/Tests/OpenTS2/Content/ContentManagerTest.cs
new file mode 100644
index 0000000..512f6f5
--- /dev/null
+++ b/Assets/Tests/OpenTS2/Content/ContentManagerTest.cs
@@ -0,0 +1,20 @@
+using NUnit.Framework;
+using OpenTS2.Common;
+using OpenTS2.Content;
+using OpenTS2.Content.DBPF;
+using OpenTS2.Engine;
+using OpenTS2.Files;
+using OpenTS2.Files.Formats.DBPF;
+
+public class ContentManagerTest
+{
+    [Test]
+    public void GetAssetByGlobalTGITest()
+    {
+        TestMain.Initialize();
+        var contentManager = ContentManager.Get();
+        contentManager.Provider.AddPackage("TestAssets/TestPackage.package");
+        var stringAsset = contentManager.Provider.GetAsset<StringSetAsset>(new ResourceKey(1, "testpackage", TypeIDs.STR));
+        Assert.IsNotNull(stringAsset);
+    }
+}
diff --git a/Assets/Tests/OpenTS2/Content/ContentManagerTest.cs.meta b/Assets/Tests/OpenTS2/Content/ContentManagerTest.cs.meta
new file mode 100644
index 0000000..8e6aade
--- /dev/null
+++ b/Assets/Tests/OpenTS2/Content/ContentManagerTest.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: bfd63c2c05bba0344a8889eda9c99c3c
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Tests/OpenTS2/Content/DBPF.meta b/Assets/Tests/OpenTS2/Content/DBPF.meta
new file mode 100644
index 0000000..3417143
--- /dev/null
+++ b/Assets/Tests/OpenTS2/Content/DBPF.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: c1227e4188138954ca6e937273442c4e
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Tests/OpenTS2/Content/ContentTest.cs b/Assets/Tests/OpenTS2/Content/DBPF/StringSetTest.cs
similarity index 97%
rename from Assets/Tests/OpenTS2/Content/ContentTest.cs
rename to Assets/Tests/OpenTS2/Content/DBPF/StringSetTest.cs
index a98e565..1f07e99 100644
--- a/Assets/Tests/OpenTS2/Content/ContentTest.cs
+++ b/Assets/Tests/OpenTS2/Content/DBPF/StringSetTest.cs
@@ -3,7 +3,7 @@ using OpenTS2.Content.DBPF;
 using OpenTS2.Client;
 using System.Collections.Generic;
 
-public class ContentTest
+public class StringSetTest
 {
     [Test]
     public void StringSetLocalizationTest()
diff --git a/Assets/Tests/OpenTS2/Content/ContentTest.cs.meta b/Assets/Tests/OpenTS2/Content/DBPF/StringSetTest.cs.meta
similarity index 100%
rename from Assets/Tests/OpenTS2/Content/ContentTest.cs.meta
rename to Assets/Tests/OpenTS2/Content/DBPF/StringSetTest.cs.meta
diff --git a/Assets/Tests/TestMain.cs b/Assets/Tests/TestMain.cs
new file mode 100644
index 0000000..7dfdfc0
--- /dev/null
+++ b/Assets/Tests/TestMain.cs
@@ -0,0 +1,26 @@
+using OpenTS2.Assemblies;
+using OpenTS2.Content;
+using OpenTS2.Files;
+using OpenTS2.Files.Formats.DBPF;
+
+/// <summary>
+/// Main initialization class for OpenTS2 unit testing.
+/// </summary>
+public static class TestMain
+{
+    static bool s_initialized = false;
+    /// <summary>
+    /// Initializes all singletons, systems and the game assembly.
+    /// </summary>
+    public static void Initialize()
+    {
+        if (s_initialized)
+            return;
+        var epManager = new EPManager((int)ProductFlags.BaseGame);
+        var contentManager = new ContentManager();
+        Filesystem.Initialize(new TestPathProvider(), epManager);
+        CodecAttribute.Initialize();
+        AssemblyHelper.InitializeLoadedAssemblies();
+        s_initialized = true;
+    }
+}
\ No newline at end of file
diff --git a/Assets/Tests/TestMain.cs.meta b/Assets/Tests/TestMain.cs.meta
new file mode 100644
index 0000000..a922dae
--- /dev/null
+++ b/Assets/Tests/TestMain.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: f85fdb2b65bb11148b76bb8dfc971d6b
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Tests/TestPathProvider.cs b/Assets/Tests/TestPathProvider.cs
new file mode 100644
index 0000000..4df8ef1
--- /dev/null
+++ b/Assets/Tests/TestPathProvider.cs
@@ -0,0 +1,25 @@
+using OpenTS2.Content;
+using OpenTS2.Content.Interfaces;
+
+public class TestPathProvider : IPathProvider
+{
+    public string GetBinPathForProduct(ProductFlags productFlag)
+    {
+        return "";
+    }
+
+    public string GetDataPathForProduct(ProductFlags productFlag)
+    {
+        return "";
+    }
+
+    public string GetPathForProduct(ProductFlags productFlag)
+    {
+        return "";
+    }
+
+    public string GetUserPath()
+    {
+        return "";
+    }
+}
diff --git a/Assets/Tests/TestPathProvider.cs.meta b/Assets/Tests/TestPathProvider.cs.meta
new file mode 100644
index 0000000..da92465
--- /dev/null
+++ b/Assets/Tests/TestPathProvider.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 87869e2ff0e378845be76ec727d197d0
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/TestAssets/README.md b/TestAssets/README.md
new file mode 100644
index 0000000..82d3010
--- /dev/null
+++ b/TestAssets/README.md
@@ -0,0 +1 @@
+Resources made specifically for unit testing go here.
\ No newline at end of file
diff --git a/TestAssets/TestPackage.package b/TestAssets/TestPackage.package
new file mode 100644
index 0000000..b356da7
Binary files /dev/null and b/TestAssets/TestPackage.package differ