Fix test TabScrubberTest.FullScreenBrowser

chrome/browser/ui/views/ash/tab_scrubber_browsertest.cc

 // Copyright (c) 2012 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 "chrome/browser/ui/views/ash/tab_scrubber.h"
 
 #include <memory>
 
 #include "ash/display/event_transformation_handler.h"
 #include "ash/shell.h"
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/run_loop.h"
 #include "build/build_config.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/browser/ui/views/tabs/tab.h"
 #include "chrome/browser/ui/views/tabs/tab_strip.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/in_process_browser_test.h"
+#include "chrome/test/base/interactive_test_utils.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/test/test_utils.h"
 #include "ui/aura/window.h"
 #include "ui/events/event_utils.h"
 #include "ui/events/test/event_generator.h"
 
 #if defined(OS_CHROMEOS)
 #include "chromeos/chromeos_switches.h"
 #endif
@@ skipping 287 matching lines @@
   browser2->window()->Activate();
   ASSERT_TRUE(browser2->window()->IsActive());
   ASSERT_FALSE(browser()->window()->IsActive());
   AddTabs(browser2, 1);
 
   Scrub(browser2, 0, EACH_TAB);
   EXPECT_EQ(0, browser2->tab_strip_model()->active_index());
 }
 
 // Tests that tab scrubbing works correctly for a full-screen browser.
-// TODO(crbug.com/708612): Re-enable the test after the bug is fixed.
-IN_PROC_BROWSER_TEST_F(TabScrubberTest, DISABLED_FullScreenBrowser) {
+IN_PROC_BROWSER_TEST_F(TabScrubberTest, FullScreenBrowser) {
+  // Initializes the position of mouse. Makes the mouse away from the tabstrip
+  // to prevent any interference on this test.
+  ASSERT_TRUE(ui_test_utils::SendMouseMoveSync(
+      gfx::Point(0, browser()->window()->GetBounds().height())));
   AddTabs(browser(), 6);
   browser()->tab_strip_model()->ActivateTabAt(4, false);
 
   chrome::ToggleFullscreenMode(browser());
   BrowserView* browser_view = BrowserView::GetBrowserViewForNativeWindow(
       browser()->window()->GetNativeWindow());
   ImmersiveModeController* immersive_controller =
       browser_view->immersive_mode_controller();
   EXPECT_TRUE(immersive_controller->IsEnabled());
 
@@ skipping 199 matching lines @@
 
   SendScrubEvent(browser(), 1);
   EXPECT_TRUE(TabScrubber::GetInstance()->IsActivationPending());
   browser()->tab_strip_model()->ToggleSelectionAt(0);
   browser()->tab_strip_model()->ToggleSelectionAt(2);
   browser()->tab_strip_model()->MoveSelectedTabsTo(2);
   EXPECT_EQ(0, TabScrubber::GetInstance()->highlighted_tab());
 }
 
 #endif  // defined(OS_CHROMEOS)