diff -r 78ec16abb8ba masterfs/test/unit/src/org/netbeans/modules/masterfs/filebasedfs/BaseFileObjectTestHid.java
--- a/masterfs/test/unit/src/org/netbeans/modules/masterfs/filebasedfs/BaseFileObjectTestHid.java	Mon Jun 20 12:46:15 2011 +0200
+++ b/masterfs/test/unit/src/org/netbeans/modules/masterfs/filebasedfs/BaseFileObjectTestHid.java	Wed Jun 22 13:35:05 2011 +0200
@@ -244,6 +244,20 @@
         List<FileObject> now = Arrays.asList(parent.getChildren());
         assertEquals("Same children: ", arr, now);
     }
+
+    public void testCaseSensitiveRenameEvent() throws Exception {
+        FileObject parent = root.getFileObject("testdir").createFolder("parent");
+        FileObject file = parent.createData("origi.nal");
+        file.addFileChangeListener(new FileChangeAdapter(){
+            @Override public void fileRenamed(FileRenameEvent fe) {
+                assertEquals("origi", fe.getName());
+                assertEquals("nal", fe.getExt());
+            }
+        });
+        FileLock lock = file.lock();
+        file.rename(lock, "Origi", "nal");
+        lock.releaseLock();
+    }
     
     public void testRootToFileObject() throws Exception {
         FileObjectFactory fs = FileObjectFactory.getInstance(getWorkDir());