LMS-1589, LMS-1608 fix tests

SVN: 17405

screening/sourceTest/java/ch/systemsx/cisd/openbis/plugin/screening/server/logic/ScreeningApiImplTest.java

@@ -102,7 +102,7 @@ public class ScreeningApiImplTest extends AbstractServerTestCase
 
     private static PlateIdentifier createSharedPlate(String plateCode)
     {
-        return PlateIdentifier.createFromAugmentedCode(plateCode);
+        return PlateIdentifier.createFromAugmentedCode("/" + plateCode);
     }
 
     @Test