diff --git a/Examples/test-suite/common.mk b/Examples/test-suite/common.mk
index bed33fb30..7f0f5daa0 100644
--- a/Examples/test-suite/common.mk
+++ b/Examples/test-suite/common.mk
@@ -112,6 +112,7 @@ CPP_TEST_CASES += \
 	director_basic \
 	director_detect \
 	director_exception \
+	director_frob \
 	director_finalizer \
 	director_nested \
 	director_protected \
diff --git a/Examples/test-suite/director_frob.i b/Examples/test-suite/director_frob.i
new file mode 100644
index 000000000..ebfa76d25
--- /dev/null
+++ b/Examples/test-suite/director_frob.i
@@ -0,0 +1,39 @@
+%module(directors="1") frob;
+
+%header %{
+#include <iostream>
+%}
+
+%feature("director");
+%feature("nodirector") Bravo::abs_method(); // ok
+%feature("director") Charlie::abs_method(); // ok
+%feature("nodirector") Delta::abs_method(); // doesn't work
+
+%inline %{
+
+  struct Alpha
+  {
+    virtual ~Alpha() { };
+    virtual const char* abs_method() = 0;
+  };
+  
+  struct Bravo : Alpha
+  {
+    const char* abs_method()
+    {
+      return "Bravo::abs_method()";
+    }
+  };
+
+  struct Charlie : Bravo 
+  {
+    const char* abs_method()
+    {
+      return "Charlie::abs_method()";
+    }
+  };
+  
+  struct Delta : Charlie
+  {
+  };
+%}
diff --git a/Examples/test-suite/frob.i b/Examples/test-suite/frob.i
deleted file mode 100644
index 64280eda1..000000000
--- a/Examples/test-suite/frob.i
+++ /dev/null
@@ -1,34 +0,0 @@
-%module(directors="1") frob;
-
-%header %{
-#include <iostream>
-%}
-
-%feature("director") Alpha;
-%feature("director") Bravo;
-
-%feature("nodirector") Bravo::abs_method();
-
-%inline %{
-  class Alpha
-  {
-  public:
-    Alpha() { }
-    virtual ~Alpha() { };
-    virtual const char* abs_method() = 0;
-  };
-
-  class Bravo : public Alpha
-  {
-  public:
-    Bravo() { }
-    virtual ~Bravo() { };
-    virtual const char* abs_method();
-  };
-
-  const char*
-  Bravo::abs_method()
-  {
-    return "Bravo::abs_method()";
-  }
-%}
diff --git a/Examples/test-suite/java/frob_runme.java b/Examples/test-suite/java/director_frob_runme.java
similarity index 100%
rename from Examples/test-suite/java/frob_runme.java
rename to Examples/test-suite/java/director_frob_runme.java
diff --git a/Examples/test-suite/python/frob_runme.py b/Examples/test-suite/python/director_frob_runme.py
similarity index 100%
rename from Examples/test-suite/python/frob_runme.py
rename to Examples/test-suite/python/director_frob_runme.py
diff --git a/Examples/test-suite/ruby/frob_runme.rb b/Examples/test-suite/ruby/director_frob_runme.rb
similarity index 100%
rename from Examples/test-suite/ruby/frob_runme.rb
rename to Examples/test-suite/ruby/director_frob_runme.rb