| // 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 <stddef.h> |
| |
| #include <memory> |
| |
| #include "base/command_line.h" |
| #include "base/environment.h" |
| #include "base/stl_util.h" |
| #include "build/build_config.h" |
| #include "chrome/test/base/in_process_browser_test.h" |
| #include "ui/base/ui_base_switches.h" |
| |
| namespace { |
| |
| // A class that over-writes the system locale only in a scope. To emulate the |
| // specified environment on Linux, this class over-writes a LC_ALL environment |
| // variable when creating a LocaleTest object and restore it with the original |
| // value when deleting the object. (This environment variable may affect other |
| // tests and we have to restore it regardless of the results of LocaleTests.) |
| class ScopedLocale { |
| public: |
| explicit ScopedLocale(const char* locale) : locale_(locale) { |
| #if defined(OS_LINUX) |
| old_locale_ = getenv("LC_ALL"); |
| |
| static const struct { |
| const char* chrome_locale; |
| const char* system_locale; |
| } kLocales[] = { |
| { "da", "da_DK.UTF-8" }, |
| { "he", "he_IL.UTF-8" }, |
| { "zh-TW", "zh_TW.UTF-8" } |
| }; |
| bool found_locale = false; |
| for (size_t i = 0; i < base::size(kLocales); ++i) { |
| if (kLocales[i].chrome_locale == locale) { |
| found_locale = true; |
| setenv("LC_ALL", kLocales[i].system_locale, 1); |
| } |
| } |
| DCHECK(found_locale); |
| #endif |
| } |
| |
| ~ScopedLocale() { |
| #if defined(OS_LINUX) |
| std::unique_ptr<base::Environment> env(base::Environment::Create()); |
| if (old_locale_) { |
| env->SetVar("LC_ALL", old_locale_); |
| } else { |
| env->UnSetVar("LC_ALL"); |
| } |
| #endif |
| } |
| |
| const std::string& locale() { return locale_; } |
| |
| private: |
| std::string locale_; |
| #if defined(OS_LINUX) |
| const char* old_locale_; |
| #endif |
| }; |
| |
| // A base class for tests used in this file. This class over-writes the system |
| // locale and run Chrome with a '--lang' option. To add a new LocaleTest, add a |
| // class derived from this class and call the constructor with the locale name |
| // used by Chrome. |
| class LocaleTestBase : public InProcessBrowserTest { |
| public: |
| explicit LocaleTestBase(const char* locale) : locale_(locale) { |
| } |
| |
| void SetUpCommandLine(base::CommandLine* command_line) override { |
| command_line->AppendSwitchASCII(switches::kLang, locale_.locale()); |
| } |
| |
| protected: |
| ScopedLocale locale_; |
| }; |
| |
| // Test classes that run Chrome on the Danish locale, the Hebrew locale, and |
| // the Traditional-Chinese locale, respectively. |
| class LocaleTestDanish : public LocaleTestBase { |
| public: |
| LocaleTestDanish() : LocaleTestBase("da") { |
| } |
| }; |
| |
| class LocaleTestHebrew : public LocaleTestBase { |
| public: |
| LocaleTestHebrew() : LocaleTestBase("he") { |
| } |
| }; |
| |
| class LocaleTestTraditionalChinese : public LocaleTestBase { |
| public: |
| LocaleTestTraditionalChinese() : LocaleTestBase("zh-TW") { |
| } |
| }; |
| |
| } // namespace |
| |
| // Start Chrome and shut it down on the Danish locale, the Hebrew locale, and |
| // the Traditional-Chinese locale, respectively. These tests do not need any |
| // code here because they just verify we can start Chrome and shut it down |
| // cleanly on these locales. |
| IN_PROC_BROWSER_TEST_F(LocaleTestDanish, TestStart) { |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LocaleTestHebrew, TestStart) { |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LocaleTestTraditionalChinese, TestStart) { |
| } |