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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_LANGUAGE_CORE_BROWSER_LANGUAGE_PREFS_TEST_UTIL_H_
#define COMPONENTS_LANGUAGE_CORE_BROWSER_LANGUAGE_PREFS_TEST_UTIL_H_
#include <string>
#include <vector>
#include "base/memory/raw_ptr.h"
class PrefService;
namespace language {
namespace test {
// Helper class for testing Accept Languages.
class LanguagePrefTester {
public:
explicit LanguagePrefTester(PrefService* user_prefs);
// Checks that the provided strings are equivalent to the language pref of
// interest.
void ExpectPref(const std::string& pref_name,
const std::string& expected_prefs,
const std::string& expected_prefs_chromeos) const;
// Checks that the provided strings are equivalent to the accept languages
// pref. Chrome OS uses a different pref, so we need to handle it separately.
void ExpectAcceptLanguagePrefs(
const std::string& expected_prefs,
const std::string& expected_prefs_chromeos) const;
// Similar to function above: this one expects both ChromeOS and other
// platforms to have the same value of language prefs.
void ExpectAcceptLanguagePrefs(const std::string& expected_prefs) const;
// Checks that the provided strings are equivalent to the selected languages
// pref.
void ExpectSelectedLanguagePrefs(
const std::string& expected_prefs,
const std::string& expected_prefs_chromeos) const;
// Similar to function above: this one expects both ChromeOS and other
// platforms to have the same value of language prefs.
void ExpectSelectedLanguagePrefs(const std::string& expected_prefs) const;
// Sets the contents of the selected language pref. Chrome OS uses a different
// pref so it is handled separately.
void SetLanguagePrefs(const std::vector<std::string>& languages);
// Sets the contents of the forced language pref.
void SetForcedLanguagePrefs(std::vector<std::string>&& languages);
private:
raw_ptr<PrefService> prefs_;
};
} // namespace test
} // namespace language
#endif // COMPONENTS_LANGUAGE_CORE_BROWSER_LANGUAGE_PREFS_TEST_UTIL_H_
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