diff -r 000000000000 -r 2ae6e4aa7aef taskx/psmid/against-solution11/test/apifest/CurrencyTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/taskx/psmid/against-solution11/test/apifest/CurrencyTest.java	Sat Oct 25 20:53:00 2008 +0200
@@ -0,0 +1,29 @@
+package apifest;
+
+import junit.framework.TestCase;
+import org.apidesign.apifest08.currency.Convertor;
+import org.apidesign.apifest08.currency.CurrencyValue;
+//import static org.apidesign.apifest08.test.Currencies.CZK;
+//import static org.apidesign.apifest08.test.Currencies.SKK;
+//import static org.apidesign.apifest08.test.Currencies.USD;
+
+/** Write a test that works with version from task A and fails with version B.
+ */
+public class CurrencyTest extends TestCase {
+    public CurrencyTest(String n) {
+        super(n);
+    }
+
+    public void testCompatibility() throws Exception {
+        try {
+            Convertor c = Convertor.getConvertorIntegerString(
+                CurrencyValue.getCurrencyValue(1, "CZK"),
+                CurrencyValue.getCurrencyValue(1, "CZK")
+            );
+            c.convert("CZK", CurrencyValue.getCurrencyValue(10, "CZK"));
+            fail("Should throw exception");
+        } catch (IllegalArgumentException e) {
+            //ok
+        }
+    }
+}