diff -r b670af2aa0f7 -r 4b16b7e23cab vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ReflectionTest.java
--- a/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ReflectionTest.java	Fri Jan 25 15:47:46 2013 +0100
+++ b/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ReflectionTest.java	Sun Feb 03 08:01:48 2013 +0100
@@ -47,6 +47,14 @@
         return long.class.toString();
     }
     
+    @Compare public boolean isRunnableInterface() {
+        return Runnable.class.isInterface();
+    }
+
+    @Compare public String isRunnableHasRunMethod() throws NoSuchMethodException {
+        return Runnable.class.getMethod("run").getName();
+    }
+    
     @Compare public String namesOfMethods() {
         StringBuilder sb = new StringBuilder();
         String[] arr = new String[20];