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LibUnicode: Parse locale extensions of the Unicode locale extension form

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Timothy Flynn 2021-08-27 16:38:06 -04:00 • committed by Linus Groh
parent dd89901b07
commit eda92d15e4
3 changed files with 192 additions and 4 deletions
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46
Tests/LibUnicode/TestUnicodeLocale.cpp
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@ -100,6 +100,52 @@ TEST_CASE(parse_unicode_locale_id)
pass("aaa-bbbb-cc-1234-5678"sv, "aaa"sv, "bbbb"sv, "cc"sv, { "1234"sv, "5678"sv });
}
TEST_CASE(parse_unicode_locale_id_with_unicode_locale_extension)
{
auto fail = [](StringView locale) {
auto locale_id = Unicode::parse_unicode_locale_id(locale);
EXPECT(!locale_id.has_value());
};
auto pass = [](StringView locale, Unicode::LocaleExtension const& expected_extension) {
auto locale_id = Unicode::parse_unicode_locale_id(locale);
VERIFY(locale_id.has_value());
EXPECT_EQ(locale_id->extensions.size(), 1u);
auto const& actual_extension = locale_id->extensions[0].get<Unicode::LocaleExtension>();
VERIFY(actual_extension.attributes == expected_extension.attributes);
EXPECT_EQ(actual_extension.keywords.size(), expected_extension.keywords.size());
for (size_t i = 0; i < actual_extension.keywords.size(); ++i) {
auto const& actual_keyword = actual_extension.keywords[i];
auto const& expected_keyword = expected_extension.keywords[i];
EXPECT_EQ(actual_keyword.key, expected_keyword.key);
EXPECT_EQ(actual_keyword.types, expected_keyword.types);
}
};
fail("en-u"sv);
fail("en-u-"sv);
fail("en-u-x"sv);
fail("en-u-xx-"sv);
fail("en-u--xx"sv);
fail("en-u-xx-xxxxx-"sv);
fail("en-u-xx--xxxxx"sv);
fail("en-u-xx-xxxxxxxxx"sv);
fail("en-u-xxxxx-"sv);
fail("en-u-xxxxxxxxx"sv);
pass("en-u-xx"sv, { {}, { { "xx"sv, {} } } });
pass("en-u-xx-yyyy"sv, { {}, { { "xx"sv, { "yyyy"sv } } } });
pass("en-u-xx-yyyy-zzzz"sv, { {}, { { "xx"sv, { "yyyy"sv, "zzzz"sv } } } });
pass("en-u-xx-yyyy-zzzz-aa"sv, { {}, { { "xx"sv, { "yyyy"sv, "zzzz"sv } }, { "aa"sv, {} } } });
pass("en-u-xxx"sv, { { "xxx"sv }, {} });
pass("en-u-fff-gggg"sv, { { "fff"sv, "gggg"sv }, {} });
pass("en-u-fff-xx"sv, { { "fff"sv }, { { "xx"sv, {} } } });
pass("en-u-fff-xx-yyyy"sv, { { "fff"sv }, { { "xx"sv, { "yyyy"sv } } } });
pass("en-u-fff-gggg-xx-yyyy"sv, { { "fff"sv, "gggg"sv }, { { "xx"sv, { "yyyy"sv } } } });
}
TEST_CASE(canonicalize_unicode_locale_id)
{
auto test = [](StringView locale, StringView expected_canonical_locale) {