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#include "simdutf.h"
#include <array>
#include <memory>
#include <vector>
#include <tests/helpers/transcode_test_base.h>
#include <tests/helpers/random_int.h>
#include <tests/helpers/test.h>
namespace {
std::array<size_t, 7> input_size{7, 16, 12, 64, 67, 128, 256};
using simdutf::tests::helpers::transcode_utf32_to_utf8_test_base;
} // namespace
#if !SIMDUTF_IS_BIG_ENDIAN
TEST(issue_convert_utf32_to_utf8_with_errors_1b8034ed546f4bf7) {
alignas(4) const unsigned char data[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xff, 0xf6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd5,
0xd5, 0xd5, 0xd5, 0xd8, 0x00, 0xe2, 0x00, 0xda, 0x59, 0xdc, 0x00, 0x00};
constexpr size_t data_len_bytes = sizeof(data);
constexpr size_t data_len = data_len_bytes / sizeof(char32_t);
const auto validation1 = implementation.validate_utf32_with_errors(
(const char32_t *)data, data_len);
ASSERT_EQUAL(validation1.count, 11);
ASSERT_EQUAL(validation1.error, simdutf::error_code::TOO_LARGE);
const bool validation2 =
implementation.validate_utf32((const char32_t *)data, data_len);
ASSERT_EQUAL(validation1.error == simdutf::error_code::SUCCESS, validation2);
const auto outlen =
implementation.utf8_length_from_utf32((const char32_t *)data, data_len);
std::vector<char> output(outlen);
const auto r = implementation.convert_utf32_to_utf8_with_errors(
(const char32_t *)data, data_len, output.data());
ASSERT_EQUAL(r.error, simdutf::error_code::TOO_LARGE);
ASSERT_EQUAL(r.count, 11);
}
TEST(issue_convert_utf32_to_utf8_with_errors_cbf29ce484222315) {
const unsigned char data[] = {
0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x80, 0x20, 0x00, 0x00, 0x00,
0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
0x20, 0x00, 0x00, 0x00, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20};
constexpr std::size_t data_len_bytes = sizeof(data);
constexpr std::size_t data_len = data_len_bytes / sizeof(char32_t);
std::vector<char> output(4 * data_len);
const auto r = implementation.convert_utf32_to_utf8_with_errors(
(const char32_t *)data, data_len, output.data());
/*
got return [count=10, error=TOO_LARGE] from implementation icelake
got return [count=10, error=TOO_LARGE] from implementation haswell
got return [count=16, error=TOO_LARGE] from implementation westmere
got return [count=10, error=TOO_LARGE] from implementation fallbackend
errormessage
*/
ASSERT_EQUAL(r.count, 10);
ASSERT_EQUAL(r.error, simdutf::error_code::TOO_LARGE);
}
#endif
TEST(convert_pure_ASCII) {
size_t counter = 0;
auto generator = [&counter]() -> uint32_t { return counter++ & 0x7f; };
auto procedure = [&implementation](const char32_t *utf32, size_t size,
char *utf8) -> size_t {
simdutf::result res =
implementation.convert_utf32_to_utf8_with_errors(utf32, size, utf8);
ASSERT_EQUAL(res.error, simdutf::error_code::SUCCESS);
return res.count;
};
auto size_procedure = [&implementation](const char32_t *utf32,
size_t size) -> size_t {
return implementation.utf8_length_from_utf32(utf32, size);
};
std::array<size_t, 4> input_size{7, 16, 24, 67};
for (size_t size : input_size) {
transcode_utf32_to_utf8_test_base test(generator, size);
ASSERT_TRUE(test(procedure));
ASSERT_TRUE(test.check_size(size_procedure));
}
}
TEST_LOOP(convert_into_1_or_2_UTF8_bytes) {
simdutf::tests::helpers::RandomInt random(
0x0000, 0x07ff, seed); // range for 1 or 2 UTF-8 bytes
auto procedure = [&implementation](const char32_t *utf32, size_t size,
char *utf8) -> size_t {
simdutf::result res =
implementation.convert_utf32_to_utf8_with_errors(utf32, size, utf8);
ASSERT_EQUAL(res.error, simdutf::error_code::SUCCESS);
return res.count;
};
auto size_procedure = [&implementation](const char32_t *utf32,
size_t size) -> size_t {
return implementation.utf8_length_from_utf32(utf32, size);
};
for (size_t size : input_size) {
transcode_utf32_to_utf8_test_base test(random, size);
ASSERT_TRUE(test(procedure));
ASSERT_TRUE(test.check_size(size_procedure));
}
}
TEST_LOOP(convert_into_1_or_2_or_3_UTF8_bytes) {
// range for 1, 2 or 3 UTF-8 bytes
simdutf::tests::helpers::RandomIntRanges random(
{{0x0000, 0x007f}, {0x0080, 0x07ff}, {0x0800, 0xd7ff}, {0xe000, 0xffff}},
seed);
auto procedure = [&implementation](const char32_t *utf32, size_t size,
char *utf8) -> size_t {
simdutf::result res =
implementation.convert_utf32_to_utf8_with_errors(utf32, size, utf8);
ASSERT_EQUAL(res.error, simdutf::error_code::SUCCESS);
return res.count;
};
auto size_procedure = [&implementation](const char32_t *utf32,
size_t size) -> size_t {
return implementation.utf8_length_from_utf32(utf32, size);
};
for (size_t size : input_size) {
transcode_utf32_to_utf8_test_base test(random, size);
ASSERT_TRUE(test(procedure));
ASSERT_TRUE(test.check_size(size_procedure));
}
}
TEST_LOOP(convert_into_3_or_4_UTF8_bytes) {
// range for 3 or 4 UTF-8 bytes
simdutf::tests::helpers::RandomIntRanges random(
{{0x0800, 0xd800 - 1}, {0xe000, 0x10ffff}}, seed);
auto procedure = [&implementation](const char32_t *utf32, size_t size,
char *utf8) -> size_t {
simdutf::result res =
implementation.convert_utf32_to_utf8_with_errors(utf32, size, utf8);
ASSERT_EQUAL(res.error, simdutf::error_code::SUCCESS);
return res.count;
};
auto size_procedure = [&implementation](const char32_t *utf32,
size_t size) -> size_t {
return implementation.utf8_length_from_utf32(utf32, size);
};
for (size_t size : input_size) {
transcode_utf32_to_utf8_test_base test(random, size);
ASSERT_TRUE(test(procedure));
ASSERT_TRUE(test.check_size(size_procedure));
}
}
TEST(convert_fails_if_there_is_surrogate) {
const size_t size = 64;
transcode_utf32_to_utf8_test_base test([]() { return '*'; }, size + 32);
for (char32_t surrogate = 0xd800; surrogate <= 0xdfff; surrogate++) {
for (size_t i = 0; i < size; i++) {
auto procedure = [&implementation, &i](const char32_t *utf32, size_t size,
char *utf8) -> size_t {
simdutf::result res =
implementation.convert_utf32_to_utf8_with_errors(utf32, size, utf8);
ASSERT_EQUAL(res.error, simdutf::error_code::SURROGATE);
ASSERT_EQUAL(res.count, i);
return 0;
};
const auto old = test.input_utf32[i];
test.input_utf32[i] = surrogate;
ASSERT_TRUE(test(procedure));
test.input_utf32[i] = old;
}
}
}
TEST(convert_fails_if_input_too_large) {
uint32_t seed{1234};
simdutf::tests::helpers::RandomInt generator(0x110000, 0xffffffff, seed);
const size_t size = 64;
transcode_utf32_to_utf8_test_base test([]() { return '*'; }, size + 32);
for (size_t j = 0; j < 1000; j++) {
uint32_t wrong_value = generator();
for (size_t i = 0; i < size; i++) {
auto procedure = [&implementation, &i](const char32_t *utf32, size_t size,
char *utf8) -> size_t {
simdutf::result res =
implementation.convert_utf32_to_utf8_with_errors(utf32, size, utf8);
ASSERT_EQUAL(res.error, simdutf::error_code::TOO_LARGE);
ASSERT_EQUAL(res.count, i);
return 0;
};
auto old = test.input_utf32[i];
test.input_utf32[i] = wrong_value;
ASSERT_TRUE(test(procedure));
test.input_utf32[i] = old;
}
}
}
TEST(special_cases) {
const uint32_t utf32[] = {0x0000, 0x0054, 0x0001, 0x0000, 0x0000,
0x0007, 0x005d, 0x027f, 0x001a};
const char expected[] = "\x00\x54\x01\x00\x00\x07\x5d\xc9\xbf\x1a";
size_t utf8len =
implementation.utf8_length_from_utf32((const char32_t *)utf32, 9);
std::unique_ptr<char[]> utf8(new char[utf8len]);
simdutf::result res = implementation.convert_utf32_to_utf8_with_errors(
(const char32_t *)utf32, 9, utf8.get());
ASSERT_EQUAL(res.error, simdutf::error_code::SUCCESS);
size_t utf8size = res.count;
for (size_t i = 0; i < utf8len; i++) {
ASSERT_EQUAL(utf8[i], expected[i]);
}
ASSERT_EQUAL(utf8size, utf8len);
}
TEST_MAIN
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