1 files changed, 10 insertions, 0 deletions
diff --git a/Rx/NET/Source/Tests.System.Reactive/Dummies/DummyFunc.cs b/Rx/NET/Source/Tests.System.Reactive/Dummies/DummyFunc.cs
index c0d3dc2..222e4e1 100644
--- a/Rx/NET/Source/Tests.System.Reactive/Dummies/DummyFunc.cs
+++ b/Rx/NET/Source/Tests.System.Reactive/Dummies/DummyFunc.cs
@@ -19,6 +19,16 @@ namespace ReactiveTests.Dummies
         public static readonly Func<T, U, V> Instance = (t, u) => { throw new NotImplementedException(); };
     }
 
+    static class DummyFunc<T, U, V, W>
+    {
+        public static readonly Func<T, U, V, W> Instance = (t, u, v) => { throw new NotImplementedException(); };
+    }
+
+    static class DummyFunc<T, U, V, W, X>
+    {
+        public static readonly Func<T, U, V, W, X> Instance = (t, u, v, w) => { throw new NotImplementedException(); };
+    }
+
     static class DummyAction
     {
         public static readonly Action Instance = () => { throw new NotImplementedException(); };