formatting and now subclassing is tested by Open a document

Tests/Manual/CPDocumentControllerTest/withoutNib/AppController.j

@@ -12,20 +12,17 @@
 
 @implementation AppController : CPObject
 {
-    CPDocumentController subclassedCPDocumentController;
 }
 
 - (void)applicationDidFinishLaunching:(CPNotification)aNotification
 {
     // This is called when the application is done loading.
-    var cpAlert = [CPAlert alertWithMessageText:@"Is this the shared instance? " + ([CPDocumentController sharedDocumentController] == subclassedCPDocumentController) defaultButton:@"OK" alternateButton:nil otherButton:nil informativeTextWithFormat:nil];
-    [cpAlert beginSheetModalForWindow:[[CPApplication sharedApplication] mainWindow]];
 }
 
 - (void)applicationWillFinishLaunching:(CPNotification)aNotification
 {
     // instantiate a subclass of DocumentController
-    subclassedCPDocumentController = [[DocumentController alloc] init];
+    [[DocumentController alloc] init];
 }
 
 - (void)awakeFromCib

Tests/Manual/CPDocumentControllerTest/withoutNib/DocumentController.j

@@ -12,4 +12,12 @@
     return self;
 }
 
+/* Instead of throwing error in browser environment, show an alert
+ */
+- (void)openDocument:(id)aSender
+{
+    var anAlert = [CPAlert alertWithError:@"Opening a document is not available!"];
+    [anAlert beginSheetModalForWindow:[[CPApplication sharedApplication] mainWindow]];
+}
+
 @end