1 files changed, 4 insertions, 1 deletions
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug816OSXCALayerPos03AWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug816OSXCALayerPos03AWT.java
index 6589cac1e..92d24e417 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug816OSXCALayerPos03AWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug816OSXCALayerPos03AWT.java
@@ -86,7 +86,10 @@ public class TestBug816OSXCALayerPos03AWT extends UITestCase {
         checkbox.addItemListener(new ItemListener() {
             public void itemStateChanged(ItemEvent ev) {
                 glCanvas1.setVisible(checkbox.getState());
-                System.out.println(glCanvas1.isVisible());
+                System.out.println("Canvas visible: "+glCanvas1.isVisible());
+                if( glCanvas1.isVisible() ) {
+                    frame.validate(); // take care of resized frame while hidden
+                }
             }
         });