[Mac] Organize all tab/tab strip files into chrome/browser/ui/cocoa/tabs/....

chrome/browser/ui/cocoa/tab_view_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.
-
-#import <Cocoa/Cocoa.h>
-
-#include "base/scoped_nsobject.h"
-#import "chrome/browser/ui/cocoa/tab_view.h"
-#import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "testing/platform_test.h"
-
-namespace {
-
-class TabViewTest : public CocoaTest {
- public:
-  TabViewTest() {
-    NSRect frame = NSMakeRect(0, 0, 50, 30);
-    scoped_nsobject<TabView> view([[TabView alloc] initWithFrame:frame]);
-    view_ = view.get();
-    [[test_window() contentView] addSubview:view_];
-  }
-
-  TabView* view_;
-};
-
-TEST_VIEW(TabViewTest, view_)
-
-// Test drawing, mostly to ensure nothing leaks or crashes.
-TEST_F(TabViewTest, Display) {
-  for (int i = 0; i < 5; i++) {
-    for (int j = 0; j < 5; j++) {
-      [view_ setHoverAlpha:i*0.2];
-      [view_ setAlertAlpha:j*0.2];
-      [view_ display];
-    }
-  }
-}
-
-// Test it doesn't crash when asked for its menu with no TabController set.
-TEST_F(TabViewTest, Menu) {
-  EXPECT_FALSE([view_ menu]);
-}
-
-TEST_F(TabViewTest, Glow) {
-  // TODO(viettrungluu): Figure out how to test this, which is timing-sensitive
-  // and which moreover uses |-performSelector:withObject:afterDelay:|.
-
-  // Call |-startAlert|/|-cancelAlert| and make sure it doesn't crash.
-  for (int i = 0; i < 5; i++) {
-    [view_ startAlert];
-    [view_ cancelAlert];
-  }
-  [view_ startAlert];
-  [view_ startAlert];
-  [view_ cancelAlert];
-  [view_ cancelAlert];
-}
-
-}  // namespace