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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Unit tests for UTF-8 validation.
*/
#include <libdevcore/CommonData.h>
#include <libdevcore/UTF8.h>
#include <test/Options.h>
using namespace std;
namespace dev
{
namespace test
{
BOOST_AUTO_TEST_SUITE(UTF8)
namespace {
bool isValidUTF8(string const& _value)
{
size_t pos;
return validateUTF8(asString(fromHex(_value)), pos);
}
bool isInvalidUTF8(string const& _value, size_t _expectedPos)
{
size_t pos;
if (validateUTF8(asString(fromHex(_value)), pos))
return false;
if (pos != _expectedPos)
return false;
return true;
}
}
BOOST_AUTO_TEST_CASE(valid)
{
BOOST_CHECK(isValidUTF8("00"));
BOOST_CHECK(isValidUTF8("20"));
BOOST_CHECK(isValidUTF8("7f"));
BOOST_CHECK(isValidUTF8("c281"));
BOOST_CHECK(isValidUTF8("df81"));
BOOST_CHECK(isValidUTF8("e0a081"));
BOOST_CHECK(isValidUTF8("e18081"));
BOOST_CHECK(isValidUTF8("ec8081"));
BOOST_CHECK(isValidUTF8("ed8081"));
BOOST_CHECK(isValidUTF8("ee8081"));
BOOST_CHECK(isValidUTF8("ef8081"));
BOOST_CHECK(isValidUTF8("f0908081"));
BOOST_CHECK(isValidUTF8("f3808081"));
BOOST_CHECK(isValidUTF8("f2808081"));
BOOST_CHECK(isValidUTF8("f3808081"));
BOOST_CHECK(isValidUTF8("f48e8081"));
}
BOOST_AUTO_TEST_CASE(invalid)
{
// anything between 0x80 and 0xc0 is disallowed
BOOST_CHECK(isInvalidUTF8("80", 0)); // invalid per table 3.6
BOOST_CHECK(isInvalidUTF8("a0", 0)); // invalid per table 3.6
BOOST_CHECK(isInvalidUTF8("c0", 0)); // invalid per table 3.7
BOOST_CHECK(isInvalidUTF8("c1", 0)); // invalid per table 3.7
BOOST_CHECK(isInvalidUTF8("c2", 0)); // too short (position is reported as the first byte)
BOOST_CHECK(isInvalidUTF8("e08081", 2)); // e0 must be followed by >= a0
BOOST_CHECK(isInvalidUTF8("e180", 0)); // too short
BOOST_CHECK(isInvalidUTF8("ec80", 0)); // too short
BOOST_CHECK(isInvalidUTF8("f08f8001", 2)); // f0 must be followed by >= 90
BOOST_CHECK(isInvalidUTF8("f18080", 0)); // too short
BOOST_CHECK(isInvalidUTF8("f4908081", 2)); // f4 must be followed by < 90
// anything above 0xf7 is disallowed
BOOST_CHECK(isInvalidUTF8("f8", 0)); // invalid per table 3.7
BOOST_CHECK(isInvalidUTF8("f9", 0)); // invalid per table 3.7
}
BOOST_AUTO_TEST_CASE(corpus)
{
string source = R"(
κόσμε
hélló
Ā ā Ă ă Ą ą
ƀ Ɓ Ƃ ƃ Ƅ ƅ
ɐ ɑ ɒ ɓ ɔ ɕ
ʰ ʱ ʲ ʳ ʴ ʵ
̀ ́ ̂ ̃ ̄ ̅
ϩ Ϫ ϫ Ϭ ϭ Ϯ
Ё Ђ Ѓ Є Ѕ І
Ա Բ Գ Դ Ե Զ
ק ר ש ת װ ױ
ځ ڂ ڃ ڄ څ چ
ऑ ऒ ओ औ क ख
ও ঔ ক খ গ ঘ
ਘ ਙ ਚ ਛ ਜ ਝ
ઓ ઔ ક ખ ગ ઘ
ଗ ଘ ଙ ଚ ଛ ଜ
ஔ க ங ச ஜ ஞ
ఎ ఏ ఐ ఒ ఓ ఔ
ಓ ಔ ಕ ಖ ಗ ಘ
ഐ ഒ ഓ ഔ ക
ฒ ณ ด ต ถ ท
ມ ຢ ຣ ລ ວ ສ
༄ ༅ ༆ ༇ ༈ ༉
Ⴑ Ⴒ Ⴓ Ⴔ Ⴕ Ⴖ
ᄌ ᄍ ᄎ ᄏ ᄐ
Ḕ ḕ Ḗ ḗ Ḙ ḙ Ḛ
ἐ ἑ ἒ ἓ ἔ ἕ
₠ ₡ ₢ ₣ ₤ ₥
⃐ ⃑ ⃒ ⃓ ⃔ ⃕ ⃖ ⃗ ⃘ ⃙ ⃚
ℋ ℌ ℍ ℎ ℏ ℐ ℑ
⅓ ⅔ ⅕ ⅖ ⅗
∬ ∭ ∮ ∯ ∰
⌖ ⌗ ⌘ ⌙ ⌚ ⌛
␀ ␁ ␂ ␃ ␄ ␅
⑀ ⑁ ⑂ ⑃ ⑄
① ② ③ ④ ⑤
╘ ╙ ╚ ╛ ╜ ╝
▁ ▂ ▃ ▄ ▅ ▆
▤ ▥ ▦ ▧ ▨
♔ ♕ ♖ ♗ ♘ ♙
✈ ✉ ✌ ✍ ✎
ぁ あ ぃ い ぅ
ァ ア ィ イ ゥ
ㄅ ㄆ ㄇ ㄈ ㄉ
ㄱ ㄲ ㄳ ㄴ ㄵ
㆚ ㆛ ㆜ ㆝ ㆞
㈀ ㈁ ㈂ ㈃ ㈄
㌀ ㌁ ㌂ ㌃ ㌄
乺 乻 乼 乽 乾
걺 걻 걼 걽 걾
豈 更 車 賈 滑
שּׁ שּׂ אַ אָ אּ
ﮄ ﮅ ﮆ ﮇ ﮈ ﮉ
ﺵ ﺶ ﺷ ﺸ
｢ ｣ ､ ･ ｦ ｧ ｨ ｩ
)";
size_t pos;
BOOST_CHECK(validateUTF8(source, pos));
}
BOOST_AUTO_TEST_SUITE_END()
}
}
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