diff -r 1d6ca19d7174 -r 03be8510007c vm/src/test/java/org/apidesign/vm4brwsr/StringSample.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/StringSample.java	Sun Nov 18 15:20:07 2012 +0100
+++ b/vm/src/test/java/org/apidesign/vm4brwsr/StringSample.java	Sun Nov 18 16:45:50 2012 +0100
@@ -60,6 +60,17 @@
         return s.replace(a, b);
     }
     
+    public static int countAB(String txt) {
+        int cnt = 0;
+        for (int i = 0; i < txt.length(); i++) {
+            switch (txt.charAt(i)) {
+                case 'A': cnt++; break;
+                case 'B': cnt += 2; break;
+            }
+        }
+        return cnt;
+    }
+    
     public static String toStringTest(int howMuch) {
         counter = 0;
         StringSample ss = null;