diff --git a/OSCADSharp/OSCADSharp/OSCADObject.cs b/OSCADSharp/OSCADSharp/OSCADObject.cs
index 67d2ab6..3e8b537 100644
--- a/OSCADSharp/OSCADSharp/OSCADObject.cs
+++ b/OSCADSharp/OSCADSharp/OSCADObject.cs
@@ -328,8 +328,8 @@ namespace OSCADSharp
             {
                 path += ".scad";
             }
-
-            File.WriteAllLines(path, new string[] 
+            
+            Settings.FileWriter.WriteAllLines(path, new string[] 
             {
                 Settings.OSCADSharpHeader,
                 Settings.Globals.ToString(),
diff --git a/OSCADSharp/OSCADSharp/OSCADSharp.csproj b/OSCADSharp/OSCADSharp/OSCADSharp.csproj
index ae770d1..1b7c5b0 100644
--- a/OSCADSharp/OSCADSharp/OSCADSharp.csproj
+++ b/OSCADSharp/OSCADSharp/OSCADSharp.csproj
@@ -42,6 +42,8 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Scripting\DefaultFileWriter.cs" />
+    <Compile Include="Scripting\IFileWriter.cs" />
     <Compile Include="Ids.cs" />
     <Compile Include="Scripting\StatementBuilder.cs" />
     <Compile Include="Settings.cs" />
diff --git a/OSCADSharp/OSCADSharp/Scripting/DefaultFileWriter.cs b/OSCADSharp/OSCADSharp/Scripting/DefaultFileWriter.cs
new file mode 100644
index 0000000..05ae2e4
--- /dev/null
+++ b/OSCADSharp/OSCADSharp/Scripting/DefaultFileWriter.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OSCADSharp.Scripting
+{
+    internal class DefaultFileWriter : IFileWriter
+    {
+        public void WriteAllLines(string path, string[] contents)
+        {
+            File.WriteAllLines(path, contents);
+        }
+    }
+}
diff --git a/OSCADSharp/OSCADSharp/Scripting/IFileWriter.cs b/OSCADSharp/OSCADSharp/Scripting/IFileWriter.cs
new file mode 100644
index 0000000..afdbb46
--- /dev/null
+++ b/OSCADSharp/OSCADSharp/Scripting/IFileWriter.cs
@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OSCADSharp.Scripting
+{
+    /// <summary>
+    /// A class that takes text and writes to file
+    /// </summary>
+    public interface IFileWriter
+    {
+        /// <summary>
+        /// Writes lines of text to a file at the path specified
+        /// </summary>
+        /// <param name="path"></param>
+        /// <param name="contents"></param>
+        void WriteAllLines(string path, string[] contents);
+    }
+}
diff --git a/OSCADSharp/OSCADSharp/Settings.cs b/OSCADSharp/OSCADSharp/Settings.cs
index 3886f99..d6b183f 100644
--- a/OSCADSharp/OSCADSharp/Settings.cs
+++ b/OSCADSharp/OSCADSharp/Settings.cs
@@ -23,5 +23,10 @@ namespace OSCADSharp
         /// top of OpenSCAD scripts
         /// </summary>
         public static Variables Globals = new Variables();
+
+        /// <summary>
+        /// Used to write scripts to file
+        /// </summary>
+        public static IFileWriter FileWriter = new DefaultFileWriter();
     }
 }