Index: trunk/test/unit/org/openstreetmap/josm/tools/PlatformHookOsxTest.java
===================================================================
--- trunk/test/unit/org/openstreetmap/josm/tools/PlatformHookOsxTest.java	(revision 17677)
+++ trunk/test/unit/org/openstreetmap/josm/tools/PlatformHookOsxTest.java	(revision 17679)
@@ -37,5 +37,5 @@
     @Test
     void testStartupHook() {
-        hook.startupHook((a, b, c, d) -> System.out.println("callback"));
+        hook.startupHook((a, b, c, d) -> System.out.println("java callback"), u -> System.out.println("webstart callback"));
     }
 
Index: trunk/test/unit/org/openstreetmap/josm/tools/PlatformHookWindowsTest.java
===================================================================
--- trunk/test/unit/org/openstreetmap/josm/tools/PlatformHookWindowsTest.java	(revision 17677)
+++ trunk/test/unit/org/openstreetmap/josm/tools/PlatformHookWindowsTest.java	(revision 17679)
@@ -55,5 +55,5 @@
     @Test
     void testStartupHook() {
-        hook.startupHook((a, b, c, d) -> System.out.println("callback"));
+        hook.startupHook((a, b, c, d) -> System.out.println("java callback"), u -> System.out.println("webstart callback"));
     }