| // Copyright 2016 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 "platform/LayoutLocale.h" |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace blink { |
| |
| TEST(LayoutLocaleTest, Get) { |
| LayoutLocale::clearForTesting(); |
| |
| EXPECT_EQ(nullptr, LayoutLocale::get(nullAtom)); |
| |
| EXPECT_EQ(emptyAtom, LayoutLocale::get(emptyAtom)->localeString()); |
| |
| EXPECT_STRCASEEQ("en-us", |
| LayoutLocale::get("en-us")->localeString().ascii().data()); |
| EXPECT_STRCASEEQ("ja-jp", |
| LayoutLocale::get("ja-jp")->localeString().ascii().data()); |
| |
| LayoutLocale::clearForTesting(); |
| } |
| |
| TEST(LayoutLocaleTest, GetCaseInsensitive) { |
| const LayoutLocale* enUS = LayoutLocale::get("en-us"); |
| EXPECT_EQ(enUS, LayoutLocale::get("en-US")); |
| } |
| |
| TEST(LayoutLocaleTest, ScriptTest) { |
| // Test combinations of BCP 47 locales. |
| // https://tools.ietf.org/html/bcp47 |
| struct { |
| const char* locale; |
| UScriptCode script; |
| bool hasScriptForHan; |
| UScriptCode scriptForHan; |
| } tests[] = { |
| {"en-US", USCRIPT_LATIN}, |
| |
| // Common lang-script. |
| {"en-Latn", USCRIPT_LATIN}, |
| {"ar-Arab", USCRIPT_ARABIC}, |
| |
| // Common lang-region in East Asia. |
| {"ja-JP", USCRIPT_KATAKANA_OR_HIRAGANA, true}, |
| {"ko-KR", USCRIPT_HANGUL, true}, |
| {"zh", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"zh-CN", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"zh-HK", USCRIPT_TRADITIONAL_HAN, true}, |
| {"zh-MO", USCRIPT_TRADITIONAL_HAN, true}, |
| {"zh-SG", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"zh-TW", USCRIPT_TRADITIONAL_HAN, true}, |
| |
| // Encompassed languages within the Chinese macrolanguage. |
| // Both "lang" and "lang-extlang" should work. |
| {"nan", USCRIPT_TRADITIONAL_HAN, true}, |
| {"wuu", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"yue", USCRIPT_TRADITIONAL_HAN, true}, |
| {"zh-nan", USCRIPT_TRADITIONAL_HAN, true}, |
| {"zh-wuu", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"zh-yue", USCRIPT_TRADITIONAL_HAN, true}, |
| |
| // Script has priority over other subtags. |
| {"zh-Hant", USCRIPT_TRADITIONAL_HAN, true}, |
| {"en-Hans", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"en-Hant", USCRIPT_TRADITIONAL_HAN, true}, |
| {"en-Hans-TW", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"en-Hant-CN", USCRIPT_TRADITIONAL_HAN, true}, |
| {"wuu-Hant", USCRIPT_TRADITIONAL_HAN, true}, |
| {"yue-Hans", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"zh-wuu-Hant", USCRIPT_TRADITIONAL_HAN, true}, |
| {"zh-yue-Hans", USCRIPT_SIMPLIFIED_HAN, true}, |
| |
| // Lang has priority over region. |
| // icu::Locale::getDefault() returns other combinations if, for instnace, |
| // English Windows with the display language set to Japanese. |
| {"ja", USCRIPT_KATAKANA_OR_HIRAGANA, true}, |
| {"ja-US", USCRIPT_KATAKANA_OR_HIRAGANA, true}, |
| {"ko", USCRIPT_HANGUL, true}, |
| {"ko-US", USCRIPT_HANGUL, true}, |
| {"wuu-TW", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"yue-CN", USCRIPT_TRADITIONAL_HAN, true}, |
| {"zh-wuu-TW", USCRIPT_SIMPLIFIED_HAN, true}, |
| {"zh-yue-CN", USCRIPT_TRADITIONAL_HAN, true}, |
| |
| // Region should not affect script, but it can influence scriptForHan. |
| {"en-CN", USCRIPT_LATIN, false}, |
| {"en-HK", USCRIPT_LATIN, true, USCRIPT_TRADITIONAL_HAN}, |
| {"en-MO", USCRIPT_LATIN, true, USCRIPT_TRADITIONAL_HAN}, |
| {"en-SG", USCRIPT_LATIN, false}, |
| {"en-TW", USCRIPT_LATIN, true, USCRIPT_TRADITIONAL_HAN}, |
| {"en-JP", USCRIPT_LATIN, true, USCRIPT_KATAKANA_OR_HIRAGANA}, |
| {"en-KR", USCRIPT_LATIN, true, USCRIPT_HANGUL}, |
| |
| // Multiple regions are invalid, but it can still give hints for the font |
| // selection. |
| {"en-US-JP", USCRIPT_LATIN, true, USCRIPT_KATAKANA_OR_HIRAGANA}, |
| }; |
| |
| for (const auto& test : tests) { |
| RefPtr<LayoutLocale> locale = LayoutLocale::createForTesting(test.locale); |
| EXPECT_EQ(test.script, locale->script()) << test.locale; |
| EXPECT_EQ(test.hasScriptForHan, locale->hasScriptForHan()) << test.locale; |
| if (!test.hasScriptForHan) |
| EXPECT_EQ(USCRIPT_SIMPLIFIED_HAN, locale->scriptForHan()) << test.locale; |
| else if (test.scriptForHan) |
| EXPECT_EQ(test.scriptForHan, locale->scriptForHan()) << test.locale; |
| else |
| EXPECT_EQ(test.script, locale->scriptForHan()) << test.locale; |
| } |
| } |
| |
| } // namespace blink |