Externalize test code

Change-Id: Iab19397c7a72fb9a3ca63bfd0bc4eaf1a98138ba
diff --git a/test/Interfaces/Interfaces.java b/test/Interfaces/Interfaces.java
new file mode 100644
index 0000000..0b72e92
--- /dev/null
+++ b/test/Interfaces/Interfaces.java
@@ -0,0 +1,16 @@
+// Copyright 2011 Google Inc. All Rights Reserved.
+
+class Interfaces {
+    interface I {
+        public void i();
+    }
+    interface J {
+        public void j1();
+        public void j2();
+    }
+    class A implements I, J {
+        public void i() {};
+        public void j1() {};
+        public void j2() {};
+    }
+}