size --> cellSize adjustment

chrome/browser/cocoa/bookmark_button_cell_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"
 #import "chrome/browser/cocoa/bookmark_button_cell.h"
 #import "chrome/browser/cocoa/bookmark_menu.h"
 #include "chrome/browser/cocoa/browser_test_helper.h"
 #import "chrome/browser/cocoa/cocoa_test_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 103 matching lines @@
   EXPECT_EQ(button.get()->exits_, 3);
 }
 
 // Confirms a cell created in a nib is initialized properly
 TEST_F(BookmarkButtonCellTest, Awake) {
   scoped_nsobject<BookmarkButtonCell> cell([[BookmarkButtonCell alloc] init]);
   [cell awakeFromNib];
   EXPECT_EQ(NSLeftTextAlignment, [cell alignment]);
 }
 
+// Subfolder arrow details.
+TEST_F(BookmarkButtonCellTest, FolderArrow) {
+  BookmarkModel* model = helper_.profile()->GetBookmarkModel();
+  const BookmarkNode* bar = model->GetBookmarkBarNode();
+  const BookmarkNode* node = model->AddURL(bar, bar->GetChildCount(), L"title",
+                                           GURL("http://www.google.com"));
+  scoped_nsobject<BookmarkButtonCell> cell(
+    [[BookmarkButtonCell alloc] initForNode:node
+                                contextMenu:nil
+                                   cellText:@"small"
+                                  cellImage:nil]);
+  EXPECT_TRUE(cell.get());
+
+  NSSize size = [cell cellSize];
+  // sanity check
+  EXPECT_GE(size.width, 2);
+  EXPECT_GE(size.height, 2);
+
+  // Once we turn on arrow drawing make sure there is now room for it.
+  [cell setDrawFolderArrow:YES];
+  NSSize arrowSize = [cell cellSize];
+  EXPECT_GT(arrowSize.width, size.width);
+}
+
 }  // namespace