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// Copyright 2010 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This file contains unit tests for Windows internationalization funcs.
#include "base/win/i18n.h"
#include <stddef.h>
#include <string.h>
#include "base/compiler_specific.h"
#include "base/strings/string_util.h"
#include "base/win/windows_version.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace win {
namespace i18n {
// Tests that at least one user preferred UI language can be obtained.
TEST(I18NTest, GetUserPreferredUILanguageList) {
std::vector<std::wstring> languages;
EXPECT_TRUE(GetUserPreferredUILanguageList(&languages));
EXPECT_FALSE(languages.empty());
for (const auto& language : languages) {
EXPECT_FALSE(language.empty());
// Ensure there's no extra trailing 0 characters.
EXPECT_EQ(language.size(), UNSAFE_TODO(wcslen(language.c_str())));
}
}
// Tests that at least one thread preferred UI language can be obtained.
TEST(I18NTest, GetThreadPreferredUILanguageList) {
std::vector<std::wstring> languages;
EXPECT_TRUE(GetThreadPreferredUILanguageList(&languages));
EXPECT_FALSE(languages.empty());
for (const auto& language : languages) {
EXPECT_FALSE(language.empty());
EXPECT_EQ(language.size(), UNSAFE_TODO(wcslen(language.c_str())));
}
}
// Tests that GetThreadPreferredUILanguageList appends to the given vector
// rather than replacing it.
TEST(I18NTest, GetUserPreferredUILanguageListAppends) {
std::vector<std::wstring> languages{std::wstring(L"dummylang")};
EXPECT_TRUE(GetUserPreferredUILanguageList(&languages));
ASSERT_GT(languages.size(), 1U);
EXPECT_EQ(languages[0], L"dummylang");
}
// Tests that GetThreadPreferredUILanguageList appends to the given vector
// rather than replacing it.
TEST(I18NTest, GetThreadPreferredUILanguageListAppends) {
std::vector<std::wstring> languages{std::wstring(L"dummylang")};
EXPECT_TRUE(GetThreadPreferredUILanguageList(&languages));
ASSERT_GT(languages.size(), 1U);
EXPECT_EQ(languages[0], L"dummylang");
}
} // namespace i18n
} // namespace win
} // namespace base
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