Mac fullscreen mode (with pkasting).

chrome/browser/cocoa/browser_window_controller_unittest.mm

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/scoped_nsobject.h"
 #include "base/scoped_nsautorelease_pool.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/cocoa/browser_test_helper.h"
 #include "chrome/browser/cocoa/browser_window_controller.h"
@@ skipping 32 matching lines @@
   ASSERT_TRUE(prefs->GetDictionary(prefs::kBrowserWindowPlacement) == NULL);
 
   // Ask the window to save its position, then check that a preference
   // exists.  We're technically passing in a pointer to the user prefs
   // and not the local state prefs, but a PrefService* is a
   // PrefService*, and this is a unittest.
   [controller_ saveWindowPositionToPrefs:prefs];
   EXPECT_TRUE(prefs->GetDictionary(prefs::kBrowserWindowPlacement) != NULL);
 }
 
+@interface BrowserWindowControllerFakeFullscreen : BrowserWindowController {
+}
+@end
+@implementation BrowserWindowControllerFakeFullscreen
+// This isn't needed to pass the test, but does prevent an actual
+// fullscreen from happening.
+- (NSWindow*)fullscreenWindow {
+  return nil;
+}
+@end
+
+TEST_F(BrowserWindowControllerTest, TestFullscreen) {
+  // Note use of "controller", not "controller_"
+  scoped_nsobject<BrowserWindowController> controller;
+  controller.reset([[BrowserWindowControllerFakeFullscreen alloc]
+                        initWithBrowser:browser_helper_.browser()
+                          takeOwnership:NO]);
+  EXPECT_FALSE([controller isFullscreen]);
+  [controller setFullscreen:YES];
+  EXPECT_TRUE([controller isFullscreen]);
+  [controller setFullscreen:NO];
+  EXPECT_FALSE([controller isFullscreen]);
+
+  // Confirm the real fullscreen command doesn't return nil
+  EXPECT_TRUE([controller_ fullscreenWindow]);
+}
+
 /* TODO(???): test other methods of BrowserWindowController */