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      1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/chromeos/status/clock_menu_button.h"
      6 
      7 #include "base/string_util.h"
      8 #include "chrome/browser/chromeos/cros/cros_library.h"
      9 #include "chrome/browser/chromeos/frame/browser_view.h"
     10 #include "chrome/browser/chromeos/status/status_area_view.h"
     11 #include "chrome/browser/chromeos/system_access.h"
     12 #include "chrome/browser/chromeos/view_ids.h"
     13 #include "chrome/browser/prefs/pref_member.h"
     14 #include "chrome/browser/ui/browser.h"
     15 #include "chrome/browser/ui/browser_window.h"
     16 #include "chrome/test/in_process_browser_test.h"
     17 #include "testing/gtest/include/gtest/gtest.h"
     18 #include "unicode/calendar.h"
     19 #include "unicode/timezone.h"
     20 
     21 namespace chromeos {
     22 
     23 class ClockMenuButtonTest : public InProcessBrowserTest {
     24  protected:
     25   ClockMenuButtonTest() : InProcessBrowserTest() {}
     26   virtual void SetUpInProcessBrowserTestFixture() {
     27     // This test requires actual libcros, but InProcessBrowserTest has set
     28     // to use stub, so reset it here.
     29     CrosLibrary::Get()->GetTestApi()->ResetUseStubImpl();
     30   }
     31   ClockMenuButton* GetClockMenuButton() {
     32     BrowserView* view = static_cast<BrowserView*>(browser()->window());
     33     return static_cast<StatusAreaView*>(view->
     34         GetViewByID(VIEW_ID_STATUS_AREA))->clock_view();
     35   }
     36 };
     37 
     38 IN_PROC_BROWSER_TEST_F(ClockMenuButtonTest, TimezoneTest) {
     39   ClockMenuButton* clock = GetClockMenuButton();
     40   ASSERT_TRUE(clock != NULL);
     41 
     42   // Update timezone and make sure clock text changes.
     43   scoped_ptr<icu::TimeZone> timezone_first(icu::TimeZone::createTimeZone(
     44       icu::UnicodeString::fromUTF8("Asia/Hong_Kong")));
     45   SystemAccess::GetInstance()->SetTimezone(*timezone_first);
     46   std::wstring text_before = clock->text();
     47   scoped_ptr<icu::TimeZone> timezone_second(icu::TimeZone::createTimeZone(
     48       icu::UnicodeString::fromUTF8("Pacific/Samoa")));
     49   SystemAccess::GetInstance()->SetTimezone(*timezone_second);
     50   std::wstring text_after = clock->text();
     51   EXPECT_NE(text_before, text_after);
     52 }
     53 
     54 }  // namespace chromeos
     55