// // Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023 // // Distributed under the Boost Software License, Version 1.0. (See accompanying // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // #include "td/utils/algorithm.h" #include "td/utils/as.h" #include "td/utils/base64.h" #include "td/utils/benchmark.h" #include "td/utils/BigNum.h" #include "td/utils/bits.h" #include "td/utils/CancellationToken.h" #include "td/utils/common.h" #include "td/utils/ExitGuard.h" #include "td/utils/FloodControlFast.h" #include "td/utils/Hash.h" #include "td/utils/HashMap.h" #include "td/utils/HashSet.h" #include "td/utils/HashTableUtils.h" #include "td/utils/invoke.h" #include "td/utils/logging.h" #include "td/utils/misc.h" #include "td/utils/port/EventFd.h" #include "td/utils/port/FileFd.h" #include "td/utils/port/IPAddress.h" #include "td/utils/port/path.h" #include "td/utils/port/sleep.h" #include "td/utils/port/Stat.h" #include "td/utils/port/thread.h" #include "td/utils/port/uname.h" #include "td/utils/port/wstring_convert.h" #include "td/utils/Random.h" #include "td/utils/Slice.h" #include "td/utils/SliceBuilder.h" #include "td/utils/Status.h" #include "td/utils/StringBuilder.h" #include "td/utils/tests.h" #include "td/utils/Time.h" #include "td/utils/tl_helpers.h" #include "td/utils/translit.h" #include "td/utils/uint128.h" #include "td/utils/unicode.h" #include "td/utils/unique_value_ptr.h" #include "td/utils/utf8.h" #include #include #include #include #include #include #if TD_HAVE_ABSL #include #include #endif struct CheckExitGuard { explicit CheckExitGuard(bool expected_value) : expected_value_(expected_value) { } CheckExitGuard(CheckExitGuard &&) = delete; CheckExitGuard &operator=(CheckExitGuard &&) = delete; CheckExitGuard(const CheckExitGuard &) = delete; CheckExitGuard &operator=(const CheckExitGuard &) = delete; ~CheckExitGuard() { ASSERT_EQ(expected_value_, td::ExitGuard::is_exited()); } bool expected_value_; }; static CheckExitGuard check_exit_guard_true{true}; static td::ExitGuard exit_guard; #if TD_LINUX || TD_DARWIN TEST(Misc, update_atime_saves_mtime) { td::string name = "test_file"; td::unlink(name).ignore(); auto r_file = td::FileFd::open(name, td::FileFd::Read | td::FileFd::Flags::Create | td::FileFd::Flags::Truncate); LOG_IF(ERROR, r_file.is_error()) << r_file.error(); ASSERT_TRUE(r_file.is_ok()); r_file.move_as_ok().close(); auto info = td::stat(name).ok(); td::int32 tests_ok = 0; td::int32 tests_wa = 0; for (int i = 0; i < 10000; i++) { td::update_atime(name).ensure(); auto new_info = td::stat(name).ok(); if (info.mtime_nsec_ == new_info.mtime_nsec_) { tests_ok++; } else { tests_wa++; info.mtime_nsec_ = new_info.mtime_nsec_; } ASSERT_EQ(info.mtime_nsec_, new_info.mtime_nsec_); td::usleep_for(td::Random::fast(0, 1000)); } if (tests_wa > 0) { LOG(ERROR) << "Access time was unexpectedly updated " << tests_wa << " times"; } td::unlink(name).ensure(); } TEST(Misc, update_atime_change_atime) { td::string name = "test_file"; td::unlink(name).ignore(); auto r_file = td::FileFd::open(name, td::FileFd::Read | td::FileFd::Flags::Create | td::FileFd::Flags::Truncate); LOG_IF(ERROR, r_file.is_error()) << r_file.error(); ASSERT_TRUE(r_file.is_ok()); r_file.move_as_ok().close(); auto info = td::stat(name).ok(); // not enough for fat and e.t.c. td::usleep_for(5000000); td::update_atime(name).ensure(); auto new_info = td::stat(name).ok(); if (info.atime_nsec_ == new_info.atime_nsec_) { LOG(ERROR) << "Access time was unexpectedly not changed"; } td::unlink(name).ensure(); } #endif TEST(Misc, errno_tls_bug) { // That's a problem that should be avoided // errno = 0; // impl_.alloc(123); // CHECK(errno == 0); #if !TD_THREAD_UNSUPPORTED && !TD_EVENTFD_UNSUPPORTED td::EventFd test_event_fd; test_event_fd.init(); std::atomic s{0}; s = 1; td::thread th([&] { while (s != 1) { } test_event_fd.acquire(); }); th.join(); for (int i = 0; i < 1000; i++) { td::vector events(10); td::vector threads; for (auto &event : events) { event.init(); event.release(); } for (auto &event : events) { threads.emplace_back([&] { { td::EventFd tmp; tmp.init(); tmp.acquire(); } event.acquire(); }); } for (auto &thread : threads) { thread.join(); } } #endif } TEST(Misc, get_last_argument) { auto a = td::make_unique(5); ASSERT_EQ(*td::get_last_argument(std::move(a)), 5); ASSERT_EQ(*td::get_last_argument(1, 2, 3, 4, a), 5); ASSERT_EQ(*td::get_last_argument(a), 5); auto b = td::get_last_argument(1, 2, 3, std::move(a)); ASSERT_TRUE(!a); ASSERT_EQ(*b, 5); } TEST(Misc, call_n_arguments) { auto f = [](int, int) { }; td::call_n_arguments<2>(f, 1, 3, 4); } TEST(Misc, base64) { ASSERT_TRUE(td::is_base64("dGVzdA==") == true); ASSERT_TRUE(td::is_base64("dGVzdB==") == false); ASSERT_TRUE(td::is_base64("dGVzdA=") == false); ASSERT_TRUE(td::is_base64("dGVzdA") == false); ASSERT_TRUE(td::is_base64("dGVzd") == false); ASSERT_TRUE(td::is_base64("dGVz") == true); ASSERT_TRUE(td::is_base64("dGVz====") == false); ASSERT_TRUE(td::is_base64("") == true); ASSERT_TRUE(td::is_base64("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/") == true); ASSERT_TRUE(td::is_base64("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=") == false); ASSERT_TRUE(td::is_base64("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-/") == false); ASSERT_TRUE(td::is_base64("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_") == false); ASSERT_TRUE(td::is_base64("====") == false); ASSERT_TRUE(td::is_base64url("dGVzdA==") == true); ASSERT_TRUE(td::is_base64url("dGVzdB==") == false); ASSERT_TRUE(td::is_base64url("dGVzdA=") == false); ASSERT_TRUE(td::is_base64url("dGVzdA") == true); ASSERT_TRUE(td::is_base64url("dGVzd") == false); ASSERT_TRUE(td::is_base64url("dGVz") == true); ASSERT_TRUE(td::is_base64url("dGVz====") == false); ASSERT_TRUE(td::is_base64url("") == true); ASSERT_TRUE(td::is_base64url("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_") == true); ASSERT_TRUE(td::is_base64url("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_=") == false); ASSERT_TRUE(td::is_base64url("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-/") == false); ASSERT_TRUE(td::is_base64url("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/") == false); ASSERT_TRUE(td::is_base64url("====") == false); ASSERT_TRUE(td::is_base64_characters("dGVzdA==") == false); ASSERT_TRUE(td::is_base64_characters("dGVzdB==") == false); ASSERT_TRUE(td::is_base64_characters("dGVzdA=") == false); ASSERT_TRUE(td::is_base64_characters("dGVzdA") == true); ASSERT_TRUE(td::is_base64_characters("dGVz") == true); ASSERT_TRUE(td::is_base64_characters("") == true); ASSERT_TRUE(td::is_base64_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/") == true); ASSERT_TRUE(td::is_base64_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=") == false); ASSERT_TRUE(td::is_base64_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-/") == false); ASSERT_TRUE(td::is_base64_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_") == false); ASSERT_TRUE(td::is_base64_characters("====") == false); ASSERT_TRUE(td::is_base64url_characters("dGVzdA==") == false); ASSERT_TRUE(td::is_base64url_characters("dGVzdB==") == false); ASSERT_TRUE(td::is_base64url_characters("dGVzdA=") == false); ASSERT_TRUE(td::is_base64url_characters("dGVzdA") == true); ASSERT_TRUE(td::is_base64url_characters("dGVz") == true); ASSERT_TRUE(td::is_base64url_characters("") == true); ASSERT_TRUE(td::is_base64url_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_") == true); ASSERT_TRUE(td::is_base64url_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_=") == false); ASSERT_TRUE(td::is_base64url_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-/") == false); ASSERT_TRUE(td::is_base64url_characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/") == false); ASSERT_TRUE(td::is_base64url_characters("====") == false); for (int l = 0; l < 300000; l += l / 20 + l / 1000 * 500 + 1) { for (int t = 0; t < 10; t++) { auto s = td::rand_string(std::numeric_limits::min(), std::numeric_limits::max(), l); auto encoded = td::base64url_encode(s); auto decoded = td::base64url_decode(encoded); ASSERT_TRUE(decoded.is_ok()); ASSERT_TRUE(decoded.ok() == s); encoded = td::base64_encode(s); decoded = td::base64_decode(encoded); ASSERT_TRUE(decoded.is_ok()); ASSERT_TRUE(decoded.ok() == s); auto decoded_secure = td::base64_decode_secure(encoded); ASSERT_TRUE(decoded_secure.is_ok()); ASSERT_TRUE(decoded_secure.ok().as_slice() == s); } } ASSERT_TRUE(td::base64url_decode("dGVzdA").is_ok()); ASSERT_TRUE(td::base64url_decode("dGVzdB").is_error()); ASSERT_TRUE(td::base64_encode(td::base64url_decode("dGVzdA").ok()) == "dGVzdA=="); ASSERT_TRUE(td::base64_encode("any carnal pleas") == "YW55IGNhcm5hbCBwbGVhcw=="); ASSERT_TRUE(td::base64_encode("any carnal pleasu") == "YW55IGNhcm5hbCBwbGVhc3U="); ASSERT_TRUE(td::base64_encode("any carnal pleasur") == "YW55IGNhcm5hbCBwbGVhc3Vy"); ASSERT_TRUE(td::base64_encode(" /'.;.';≤.];,].',[.;/,.;/]/..;!@#!*(%?::;!%\";") == "ICAgICAgLycuOy4nO+KJpC5dOyxdLicsWy47LywuOy9dLy4uOyFAIyEqKCU/Ojo7ISUiOw=="); ASSERT_TRUE(td::base64url_encode("ab><") == "YWI-PA"); ASSERT_TRUE(td::base64url_encode("ab>(i); } test_zero_encode(str, str, str); test_zero_encode(""); test_zero_encode(td::Slice("\0"), td::Slice("\0\1"), td::Slice("\0\1")); test_zero_encode(td::Slice("\0\xff\0\xff\0\xff\0\xff\0\xff\0\xff\0\xff"), td::Slice("\0\1\xff\0\1\xff\0\1\xff\0\1\xff\0\1\xff\0\1\xff\0\1\xff"), td::Slice("\0\1\xff\1\0\1\xff\1\0\1\xff\1\0\1\xff\1\0\1\xff\1\0\1\xff\1\0\1\xff\1")); test_zero_encode(td::Slice("\0\0\xff\xff\0\0\xff\xff\0\0\xff\xff\0\0\xff\xff\0\0\xff\xff\0\0\xff\xff"), td::Slice("\0\2\xff\xff\0\2\xff\xff\0\2\xff\xff\0\2\xff\xff\0\2\xff\xff\0\2\xff\xff"), td::Slice("\0\2\xff\2\0\2\xff\2\0\2\xff\2\0\2\xff\2\0\2\xff\2\0\2\xff\2")); test_zero_encode(td::Slice("\0\0\0\0\0\xff\xff\xff\xff\xff"), td::Slice("\0\5\xff\xff\xff\xff\xff"), td::Slice("\0\5\xff\5")); test_zero_encode(td::Slice( "\0\0\0\0\0\xff\xff\xff\xff\xff\0\0\0\0\0\xff\xff\xff\xff\xff\0\0\0\0\0\xff\xff\xff\xff\xff\0\0\0\0\0\xff\xff\xff" "\xff\xff\0\0\0\0\0\xff\xff\xff\xff\xff\0\0\0\0\0\xff\xff\xff\xff\xff\0\0\0\0\0\xff\xff\xff\xff\xff")); test_zero_encode(td::string(1000, '\0')); test_zero_encode(str + td::string(1000, '\0') + str + td::string(1000, '\xff') + str); } class ZeroEncodeBenchmark final : public td::Benchmark { public: td::string get_description() const final { return "ZeroEncodeBenchmark"; } void run(int n) final { for (int i = 0; i < n; i++) { zero_encode( td::Slice("\x02\x00\x00\x02\x01\x00\x00\x00\x19\x01\x00\x00\x7c\xc8\x64\xc1\x04\xec\x82\xb8\x20\x9e\xa0\x8d" "\x1e\xbe\xb2\x79\xc4\x5a\x4c\x1e\x49\x1e\x00\x00\xa9\xa7\x31\x1b\x80\x9f\x11\x46\xfc\x97\xde\x6a" "\x18\x6e\xc0\x73\x01\x00\x00\x00\x02\x00\x00\x00\x6d\x00\x00\x00\x30\x04")); } } }; TEST(Misc, bench_zero_encode) { td::bench(ZeroEncodeBenchmark()); } template static void test_remove_if(td::vector v, const T &func, const td::vector &expected) { td::remove_if(v, func); if (expected != v) { LOG(FATAL) << "Receive " << v << ", expected " << expected << " in remove_if"; } } TEST(Misc, remove_if) { auto odd = [](int x) { return x % 2 == 1; }; auto even = [](int x) { return x % 2 == 0; }; auto all = [](int x) { return true; }; auto none = [](int x) { return false; }; td::vector v{1, 2, 3, 4, 5, 6}; test_remove_if(v, odd, {2, 4, 6}); test_remove_if(v, even, {1, 3, 5}); test_remove_if(v, all, {}); test_remove_if(v, none, v); v = td::vector{1, 3, 5, 2, 4, 6}; test_remove_if(v, odd, {2, 4, 6}); test_remove_if(v, even, {1, 3, 5}); test_remove_if(v, all, {}); test_remove_if(v, none, v); v.clear(); test_remove_if(v, odd, v); test_remove_if(v, even, v); test_remove_if(v, all, v); test_remove_if(v, none, v); v.push_back(-1); test_remove_if(v, odd, v); test_remove_if(v, even, v); test_remove_if(v, all, {}); test_remove_if(v, none, v); v[0] = 1; test_remove_if(v, odd, {}); test_remove_if(v, even, v); test_remove_if(v, all, {}); test_remove_if(v, none, v); v[0] = 2; test_remove_if(v, odd, v); test_remove_if(v, even, {}); test_remove_if(v, all, {}); test_remove_if(v, none, v); } static void test_remove(td::vector v, int value, const td::vector &expected) { bool is_found = expected != v; ASSERT_EQ(is_found, td::remove(v, value)); if (expected != v) { LOG(FATAL) << "Receive " << v << ", expected " << expected << " in remove"; } } TEST(Misc, remove) { td::vector v{1, 2, 3, 4, 5, 6}; test_remove(v, 0, {1, 2, 3, 4, 5, 6}); test_remove(v, 1, {2, 3, 4, 5, 6}); test_remove(v, 2, {1, 3, 4, 5, 6}); test_remove(v, 3, {1, 2, 4, 5, 6}); test_remove(v, 4, {1, 2, 3, 5, 6}); test_remove(v, 5, {1, 2, 3, 4, 6}); test_remove(v, 6, {1, 2, 3, 4, 5}); test_remove(v, 7, {1, 2, 3, 4, 5, 6}); v.clear(); test_remove(v, -1, v); test_remove(v, 0, v); test_remove(v, 1, v); } static void test_unique(td::vector v, const td::vector &expected) { auto v_str = td::transform(v, &td::to_string); auto expected_str = td::transform(expected, &td::to_string); td::unique(v); ASSERT_EQ(expected, v); td::unique(v_str); ASSERT_EQ(expected_str, v_str); } TEST(Misc, unique) { test_unique({1, 2, 3, 4, 5, 6}, {1, 2, 3, 4, 5, 6}); test_unique({5, 2, 1, 6, 3, 4}, {1, 2, 3, 4, 5, 6}); test_unique({}, {}); test_unique({0}, {0}); test_unique({0, 0}, {0}); test_unique({0, 1}, {0, 1}); test_unique({1, 0}, {0, 1}); test_unique({1, 1}, {1}); test_unique({1, 1, 0, 0}, {0, 1}); test_unique({3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 0}, {0, 1, 2, 3}); test_unique({3, 3, 3, 3, 3}, {3}); test_unique({3, 3, -1, 3, 3}, {-1, 3}); } TEST(Misc, contains) { td::vector v{1, 3, 5, 7, 4, 2}; for (int i = -10; i < 20; i++) { ASSERT_EQ(td::contains(v, i), (1 <= i && i <= 5) || i == 7); } v.clear(); ASSERT_TRUE(!td::contains(v, 0)); ASSERT_TRUE(!td::contains(v, 1)); td::string str = "abacaba"; ASSERT_TRUE(!td::contains(str, '0')); ASSERT_TRUE(!td::contains(str, 0)); ASSERT_TRUE(!td::contains(str, 'd')); ASSERT_TRUE(td::contains(str, 'a')); ASSERT_TRUE(td::contains(str, 'b')); ASSERT_TRUE(td::contains(str, 'c')); } TEST(Misc, base32) { ASSERT_EQ("", td::base32_encode("")); ASSERT_EQ("me", td::base32_encode("a")); td::base32_decode("me").ensure(); ASSERT_EQ("mfra", td::base32_encode("ab")); ASSERT_EQ("mfrgg", td::base32_encode("abc")); ASSERT_EQ("mfrggza", td::base32_encode("abcd")); ASSERT_EQ("mfrggzdg", td::base32_encode("abcdf")); ASSERT_EQ("mfrggzdgm4", td::base32_encode("abcdfg")); for (int l = 0; l < 300000; l += l / 20 + l / 1000 * 500 + 1) { for (int t = 0; t < 10; t++) { auto s = td::rand_string(std::numeric_limits::min(), std::numeric_limits::max(), l); auto encoded = td::base32_encode(s); auto decoded = td::base32_decode(encoded); ASSERT_TRUE(decoded.is_ok()); ASSERT_TRUE(decoded.ok() == s); } } } TEST(Misc, to_integer) { ASSERT_EQ(td::to_integer("-1234567"), -1234567); ASSERT_EQ(td::to_integer("-1234567"), -1234567); ASSERT_EQ(td::to_integer("-1234567"), 0u); ASSERT_EQ(td::to_integer("-1234567"), 10617); ASSERT_EQ(td::to_integer("-1234567"), 0u); ASSERT_EQ(td::to_integer("-1254567"), -9383); ASSERT_EQ(td::to_integer("1254567"), 9383u); ASSERT_EQ(td::to_integer("-12345678910111213"), -12345678910111213); ASSERT_EQ(td::to_integer("12345678910111213"), 12345678910111213ull); ASSERT_EQ(td::to_integer_safe("-1234567").ok(), -1234567); ASSERT_EQ(td::to_integer_safe("-1234567").ok(), -1234567); ASSERT_TRUE(td::to_integer_safe("-1234567").is_error()); ASSERT_TRUE(td::to_integer_safe("-1234567").is_error()); ASSERT_TRUE(td::to_integer_safe("-1234567").is_error()); ASSERT_TRUE(td::to_integer_safe("-1254567").is_error()); ASSERT_TRUE(td::to_integer_safe("1254567").is_error()); ASSERT_EQ(td::to_integer_safe("-12345678910111213").ok(), -12345678910111213); ASSERT_EQ(td::to_integer_safe("12345678910111213").ok(), 12345678910111213ull); ASSERT_TRUE(td::to_integer_safe("-12345678910111213").is_error()); } static void test_to_double_one(td::CSlice str, td::Slice expected, int precision = 6) { auto result = PSTRING() << td::StringBuilder::FixedDouble(to_double(str), precision); if (expected != result) { LOG(ERROR) << "To double conversion failed: have " << str << ", expected " << expected << ", parsed " << to_double(str) << ", receive " << result; } } static void test_to_double() { test_to_double_one("0", "0.000000"); test_to_double_one("1", "1.000000"); test_to_double_one("-10", "-10.000000"); test_to_double_one("1.234", "1.234000"); test_to_double_one("-1.234e2", "-123.400000"); test_to_double_one("inf", "inf"); test_to_double_one(" inF asdasd", "inf"); test_to_double_one(" inFasdasd", "0.000000"); test_to_double_one(" NaN", "nan"); test_to_double_one(" 12345678910111213141516171819 asdasd", "12345678910111213670658736128.000000"); test_to_double_one("1.234567891011121314E123", "1234567891011121363209105003376291141757777526749278953577304234065881343284952489418916814035346" "625663604561924259911303168.000000"); test_to_double_one("1.234567891011121314E-9", "0.000000"); test_to_double_one("123456789", "123456789.000000"); test_to_double_one("-1,234567891011121314E123", "-1.000000"); test_to_double_one("123456789", "123456789", 0); test_to_double_one("1.23456789", "1", 0); test_to_double_one("1.23456789", "1.2", 1); test_to_double_one("1.23456789", "1.23", 2); test_to_double_one("1.23456789", "1.235", 3); test_to_double_one("1.23456789", "1.2346", 4); test_to_double_one("1.23456789", "1.23457", 5); test_to_double_one("1.23456789", "1.234568", 6); test_to_double_one("1.23456789", "1.2345679", 7); test_to_double_one("1.23456789", "1.23456789", 8); test_to_double_one("1.23456789", "1.234567890", 9); test_to_double_one("1.23456789", "1.2345678900", 10); } TEST(Misc, to_double) { test_to_double(); std::locale new_locale("C"); auto host_locale = std::locale::global(new_locale); test_to_double(); new_locale = std::locale::global(std::locale::classic()); test_to_double(); auto classic_locale = std::locale::global(host_locale); test_to_double(); } TEST(Misc, print_int) { ASSERT_STREQ("-9223372036854775808", PSLICE() << -9223372036854775807 - 1); ASSERT_STREQ("-2147483649", PSLICE() << -2147483649ll); ASSERT_STREQ("-2147483648", PSLICE() << -2147483647 - 1); ASSERT_STREQ("-2147483647", PSLICE() << -2147483647); ASSERT_STREQ("-123456789", PSLICE() << -123456789); ASSERT_STREQ("-1", PSLICE() << -1); ASSERT_STREQ("0", PSLICE() << 0); ASSERT_STREQ("1", PSLICE() << 1); ASSERT_STREQ("9", PSLICE() << 9); ASSERT_STREQ("10", PSLICE() << 10); ASSERT_STREQ("2147483647", PSLICE() << 2147483647); ASSERT_STREQ("2147483648", PSLICE() << 2147483648ll); ASSERT_STREQ("2147483649", PSLICE() << 2147483649ll); ASSERT_STREQ("9223372036854775807", PSLICE() << 9223372036854775807ll); } TEST(Misc, print_uint) { ASSERT_STREQ("0", PSLICE() << 0u); ASSERT_STREQ("1", PSLICE() << 1u); ASSERT_STREQ("9", PSLICE() << 9u); ASSERT_STREQ("10", PSLICE() << 10u); ASSERT_STREQ("2147483647", PSLICE() << 2147483647u); ASSERT_STREQ("2147483648", PSLICE() << 2147483648u); ASSERT_STREQ("2147483649", PSLICE() << 2147483649u); ASSERT_STREQ("9223372036854775807", PSLICE() << 9223372036854775807u); } static void test_idn_to_ascii_one(const td::string &host, const td::string &result) { if (result != td::idn_to_ascii(host).ok()) { LOG(ERROR) << "Failed to convert " << host << " to " << result << ", receive \"" << td::idn_to_ascii(host).ok() << "\""; } } TEST(Misc, idn_to_ascii) { test_idn_to_ascii_one("::::::::::::::::::::::::::::::::::::::@/", "::::::::::::::::::::::::::::::::::::::@/"); test_idn_to_ascii_one("", ""); test_idn_to_ascii_one("%30", "%30"); test_idn_to_ascii_one("127.0.0.1", "127.0.0.1"); test_idn_to_ascii_one("fe80::", "fe80::"); test_idn_to_ascii_one("fe80:0:0:0:200:f8ff:fe21:67cf", "fe80:0:0:0:200:f8ff:fe21:67cf"); test_idn_to_ascii_one("2001:0db8:11a3:09d7:1f34:8a2e:07a0:765d", "2001:0db8:11a3:09d7:1f34:8a2e:07a0:765d"); test_idn_to_ascii_one("::ffff:192.0.2.1", "::ffff:192.0.2.1"); test_idn_to_ascii_one("ABCDEF", "abcdef"); test_idn_to_ascii_one("abcdef", "abcdef"); test_idn_to_ascii_one("abæcdöef", "xn--abcdef-qua4k"); test_idn_to_ascii_one("schön", "xn--schn-7qa"); test_idn_to_ascii_one("ยจฆฟคฏข", "xn--22cdfh1b8fsa"); test_idn_to_ascii_one("☺", "xn--74h"); test_idn_to_ascii_one("правда", "xn--80aafi6cg"); test_idn_to_ascii_one("büücher", "xn--bcher-kvaa"); test_idn_to_ascii_one("BüüCHER", "xn--bcher-kvaa"); test_idn_to_ascii_one("bücüher", "xn--bcher-kvab"); test_idn_to_ascii_one("bücherü", "xn--bcher-kvae"); test_idn_to_ascii_one("ýbücher", "xn--bcher-kvaf"); test_idn_to_ascii_one("übücher", "xn--bcher-jvab"); test_idn_to_ascii_one("bücher.tld", "xn--bcher-kva.tld"); test_idn_to_ascii_one("кто.рф", "xn--j1ail.xn--p1ai"); test_idn_to_ascii_one("wіkіреdіа.org", "xn--wkd-8cdx9d7hbd.org"); test_idn_to_ascii_one("cnwin2k8中国.avol.com", "xn--cnwin2k8-sd0mx14e.avol.com"); test_idn_to_ascii_one("win-2k12r2-addc.阿伯测阿伯测ad.hai.com", "win-2k12r2-addc.xn--ad-tl3ca3569aba8944eca.hai.com"); test_idn_to_ascii_one("✌.ws", "xn--7bi.ws"); // test_idn_to_ascii_one("✌️.ws", "xn--7bi.ws"); // needs nameprep to succeed test_idn_to_ascii_one("⛧", "xn--59h"); test_idn_to_ascii_one("--рф.рф", "xn-----mmcq.xn--p1ai"); ASSERT_TRUE(td::idn_to_ascii("\xc0").is_error()); } #if TD_WINDOWS static void test_to_wstring_one(const td::string &str) { ASSERT_STREQ(str, td::from_wstring(td::to_wstring(str).ok()).ok()); } TEST(Misc, to_wstring) { test_to_wstring_one(""); for (int i = 0; i < 10; i++) { test_to_wstring_one("test"); test_to_wstring_one("тест"); } td::string str; for (td::uint32 i = 0; i <= 0xD7FF; i++) { td::append_utf8_character(str, i); } for (td::uint32 i = 0xE000; i <= 0x10FFFF; i++) { td::append_utf8_character(str, i); } test_to_wstring_one(str); ASSERT_TRUE(td::to_wstring("\xc0").is_error()); auto emoji = td::to_wstring("🏟").ok(); ASSERT_TRUE(td::from_wstring(emoji).ok() == "🏟"); ASSERT_TRUE(emoji.size() == 2); auto emoji2 = emoji; emoji[0] = emoji[1]; emoji2[1] = emoji2[0]; ASSERT_TRUE(td::from_wstring(emoji).is_error()); ASSERT_TRUE(td::from_wstring(emoji2).is_error()); emoji2[0] = emoji[0]; ASSERT_TRUE(td::from_wstring(emoji2).is_error()); } #endif static void test_translit(const td::string &word, const td::vector &result, bool allow_partial = true) { ASSERT_EQ(result, td::get_word_transliterations(word, allow_partial)); } TEST(Misc, translit) { test_translit("word", {"word", "ворд"}); test_translit("", {}); test_translit("ььььььььь", {"ььььььььь"}); test_translit("крыло", {"krylo", "крыло"}); test_translit("krylo", {"krylo", "крило"}); test_translit("crylo", {"crylo", "крило"}); test_translit("cheiia", {"cheiia", "кхеииа", "чейия"}); test_translit("cheii", {"cheii", "кхеии", "чейи", "чейий", "чейия"}); test_translit("s", {"s", "с", "ш", "щ"}); test_translit("y", {"e", "y", "е", "и", "ю", "я"}); test_translit("j", {"e", "j", "е", "й", "ю", "я"}); test_translit("yo", {"e", "yo", "е", "ио"}); test_translit("artjom", {"artem", "artjom", "артем", "артйом"}); test_translit("artyom", {"artem", "artyom", "артем", "артиом"}); test_translit("arty", {"arte", "arty", "арте", "арти", "артю", "артя"}); test_translit("льи", {"li", "lia", "ly", "льи"}); test_translit("y", {"y", "и"}, false); test_translit("yo", {"e", "yo", "е", "ио"}, false); } static void test_unicode(td::uint32 (*func)(td::uint32)) { for (td::uint32 i = 0; i <= 0x110000; i++) { auto res = func(i); CHECK(res <= 0x10ffff); } } TEST(Misc, unicode) { test_unicode(td::prepare_search_character); test_unicode(td::unicode_to_lower); test_unicode(td::remove_diacritics); } TEST(Misc, get_unicode_simple_category) { td::uint32 result = 0; for (size_t t = 0; t < 100; t++) { for (td::uint32 i = 0; i <= 0x10ffff; i++) { result = result * 123 + static_cast(static_cast(td::get_unicode_simple_category(i))); } } LOG(INFO) << result; } TEST(Misc, get_unicode_simple_category_small) { td::uint32 result = 0; for (size_t t = 0; t < 1000; t++) { for (td::uint32 i = 0; i <= 0xffff; i++) { result = result * 123 + static_cast(static_cast(td::get_unicode_simple_category(i))); } } LOG(INFO) << result; } TEST(BigNum, from_decimal) { ASSERT_TRUE(td::BigNum::from_decimal("").is_error()); ASSERT_TRUE(td::BigNum::from_decimal("a").is_error()); ASSERT_TRUE(td::BigNum::from_decimal("123a").is_error()); ASSERT_TRUE(td::BigNum::from_decimal("-123a").is_error()); // ASSERT_TRUE(td::BigNum::from_decimal("-").is_error()); ASSERT_TRUE(td::BigNum::from_decimal("123").is_ok()); ASSERT_TRUE(td::BigNum::from_decimal("-123").is_ok()); ASSERT_TRUE(td::BigNum::from_decimal("0").is_ok()); ASSERT_TRUE(td::BigNum::from_decimal("-0").is_ok()); ASSERT_TRUE(td::BigNum::from_decimal("-999999999999999999999999999999999999999999999999").is_ok()); ASSERT_TRUE(td::BigNum::from_decimal("999999999999999999999999999999999999999999999999").is_ok()); } TEST(BigNum, from_binary) { ASSERT_STREQ(td::BigNum::from_binary("").to_decimal(), "0"); ASSERT_STREQ(td::BigNum::from_binary("a").to_decimal(), "97"); ASSERT_STREQ(td::BigNum::from_binary("\x00\xff").to_decimal(), "255"); ASSERT_STREQ(td::BigNum::from_binary("\x00\x01\x00\x00").to_decimal(), "65536"); ASSERT_STREQ(td::BigNum::from_le_binary("").to_decimal(), "0"); ASSERT_STREQ(td::BigNum::from_le_binary("a").to_decimal(), "97"); ASSERT_STREQ(td::BigNum::from_le_binary("\x00\xff").to_decimal(), "65280"); ASSERT_STREQ(td::BigNum::from_le_binary("\x00\x01\x00\x00").to_decimal(), "256"); ASSERT_STREQ(td::BigNum::from_decimal("255").move_as_ok().to_binary(), "\xff"); ASSERT_STREQ(td::BigNum::from_decimal("255").move_as_ok().to_le_binary(), "\xff"); ASSERT_STREQ(td::BigNum::from_decimal("255").move_as_ok().to_binary(2), "\x00\xff"); ASSERT_STREQ(td::BigNum::from_decimal("255").move_as_ok().to_le_binary(2), "\xff\x00"); ASSERT_STREQ(td::BigNum::from_decimal("65280").move_as_ok().to_binary(), "\xff\x00"); ASSERT_STREQ(td::BigNum::from_decimal("65280").move_as_ok().to_le_binary(), "\x00\xff"); ASSERT_STREQ(td::BigNum::from_decimal("65280").move_as_ok().to_binary(2), "\xff\x00"); ASSERT_STREQ(td::BigNum::from_decimal("65280").move_as_ok().to_le_binary(2), "\x00\xff"); ASSERT_STREQ(td::BigNum::from_decimal("65536").move_as_ok().to_binary(), "\x01\x00\x00"); ASSERT_STREQ(td::BigNum::from_decimal("65536").move_as_ok().to_le_binary(), "\x00\x00\x01"); ASSERT_STREQ(td::BigNum::from_decimal("65536").move_as_ok().to_binary(4), "\x00\x01\x00\x00"); ASSERT_STREQ(td::BigNum::from_decimal("65536").move_as_ok().to_le_binary(4), "\x00\x00\x01\x00"); } static void test_get_ipv4(td::uint32 ip) { td::IPAddress ip_address; ip_address.init_ipv4_port(td::IPAddress::ipv4_to_str(ip), 80).ensure(); ASSERT_EQ(ip_address.get_ipv4(), ip); } TEST(Misc, IPAddress_get_ipv4) { test_get_ipv4(0x00000000); test_get_ipv4(0x010000FF); test_get_ipv4(0xFF000001); test_get_ipv4(0x01020304); test_get_ipv4(0x04030201); test_get_ipv4(0xFFFFFFFF); } static void test_is_reserved(const td::string &ip, bool is_reserved) { td::IPAddress ip_address; ip_address.init_ipv4_port(ip, 80).ensure(); ASSERT_EQ(is_reserved, ip_address.is_reserved()); } TEST(Misc, IPAddress_is_reserved) { test_is_reserved("0.0.0.0", true); test_is_reserved("0.255.255.255", true); test_is_reserved("1.0.0.0", false); test_is_reserved("5.0.0.0", false); test_is_reserved("9.255.255.255", false); test_is_reserved("10.0.0.0", true); test_is_reserved("10.255.255.255", true); test_is_reserved("11.0.0.0", false); test_is_reserved("100.63.255.255", false); test_is_reserved("100.64.0.0", true); test_is_reserved("100.127.255.255", true); test_is_reserved("100.128.0.0", false); test_is_reserved("126.255.255.255", false); test_is_reserved("127.0.0.0", true); test_is_reserved("127.255.255.255", true); test_is_reserved("128.0.0.0", false); test_is_reserved("169.253.255.255", false); test_is_reserved("169.254.0.0", true); test_is_reserved("169.254.255.255", true); test_is_reserved("169.255.0.0", false); test_is_reserved("172.15.255.255", false); test_is_reserved("172.16.0.0", true); test_is_reserved("172.31.255.255", true); test_is_reserved("172.32.0.0", false); test_is_reserved("191.255.255.255", false); test_is_reserved("192.0.0.0", true); test_is_reserved("192.0.0.255", true); test_is_reserved("192.0.1.0", false); test_is_reserved("192.0.1.255", false); test_is_reserved("192.0.2.0", true); test_is_reserved("192.0.2.255", true); test_is_reserved("192.0.3.0", false); test_is_reserved("192.88.98.255", false); test_is_reserved("192.88.99.0", true); test_is_reserved("192.88.99.255", true); test_is_reserved("192.88.100.0", false); test_is_reserved("192.167.255.255", false); test_is_reserved("192.168.0.0", true); test_is_reserved("192.168.255.255", true); test_is_reserved("192.169.0.0", false); test_is_reserved("198.17.255.255", false); test_is_reserved("198.18.0.0", true); test_is_reserved("198.19.255.255", true); test_is_reserved("198.20.0.0", false); test_is_reserved("198.51.99.255", false); test_is_reserved("198.51.100.0", true); test_is_reserved("198.51.100.255", true); test_is_reserved("198.51.101.0", false); test_is_reserved("203.0.112.255", false); test_is_reserved("203.0.113.0", true); test_is_reserved("203.0.113.255", true); test_is_reserved("203.0.114.0", false); test_is_reserved("223.255.255.255", false); test_is_reserved("224.0.0.0", true); test_is_reserved("239.255.255.255", true); test_is_reserved("240.0.0.0", true); test_is_reserved("255.255.255.254", true); test_is_reserved("255.255.255.255", true); } TEST(Misc, ipv6_clear) { td::IPAddress ip_address; ip_address.init_host_port("2001:0db8:85a3:0000:0000:8a2e:0370:7334", 123).ensure(); ASSERT_EQ("2001:db8:85a3::8a2e:370:7334", ip_address.get_ip_str()); ip_address.clear_ipv6_interface(); ASSERT_EQ("2001:db8:85a3::", ip_address.get_ip_str()); } static void test_split(td::Slice str, std::pair expected) { ASSERT_EQ(expected, td::split(str)); } TEST(Misc, split) { test_split("", {"", ""}); test_split(" ", {"", ""}); test_split("abcdef", {"abcdef", ""}); test_split("abc def", {"abc", "def"}); test_split("a bcdef", {"a", "bcdef"}); test_split(" abcdef", {"", "abcdef"}); test_split("abcdef ", {"abcdef", ""}); test_split("ab cd ef", {"ab", "cd ef"}); test_split("ab cdef ", {"ab", "cdef "}); test_split(" abcd ef", {"", "abcd ef"}); test_split(" abcdef ", {"", "abcdef "}); } static void test_full_split(td::Slice str, const td::vector &expected) { ASSERT_EQ(expected, td::full_split(str)); } static void test_full_split(td::Slice str, char c, std::size_t max_parts, const td::vector &expected) { ASSERT_EQ(expected, td::full_split(str, c, max_parts)); } TEST(Misc, full_split) { test_full_split("", {}); test_full_split(" ", {"", ""}); test_full_split(" ", {"", "", ""}); test_full_split("abcdef", {"abcdef"}); test_full_split("abc def", {"abc", "def"}); test_full_split("a bcdef", {"a", "bcdef"}); test_full_split(" abcdef", {"", "abcdef"}); test_full_split("abcdef ", {"abcdef", ""}); test_full_split("ab cd ef", {"ab", "cd", "ef"}); test_full_split("ab cdef ", {"ab", "cdef", ""}); test_full_split(" abcd ef", {"", "abcd", "ef"}); test_full_split(" abcdef ", {"", "abcdef", ""}); test_full_split(" ab cd ef ", {"", "ab", "cd", "ef", ""}); test_full_split(" ab cd ef ", {"", "", "ab", "", "cd", "", "ef", "", ""}); test_full_split("ab cd ef gh", ' ', 3, {"ab", "cd", "ef gh"}); } TEST(Misc, StringBuilder) { auto small_str = td::string{"abcdefghij"}; auto big_str = td::string(1000, 'a'); using V = td::vector; for (auto use_buf : {false, true}) { for (std::size_t initial_buffer_size : {0, 1, 5, 10, 100, 1000, 2000}) { for (const auto &test : {V{small_str}, V{small_str, big_str, big_str, small_str}, V{big_str, small_str, big_str}}) { td::string buf(initial_buffer_size, '\0'); td::StringBuilder sb(buf, use_buf); td::string res; for (const auto &x : test) { res += x; sb << x; } if (use_buf) { ASSERT_EQ(res, sb.as_cslice()); } else { auto sb_result = sb.as_cslice(); res.resize(sb_result.size()); ASSERT_EQ(res, sb_result); } } } } } TEST(Misc, As) { char buf[100]; td::as(buf) = 123; ASSERT_EQ(123, td::as(static_cast(buf))); ASSERT_EQ(123, td::as(static_cast(buf))); char buf2[100]; td::as(buf2) = td::as(buf); ASSERT_EQ(123, td::as(static_cast(buf2))); ASSERT_EQ(123, td::as(static_cast(buf2))); } TEST(Misc, Regression) { td::string name = "regression_db"; td::RegressionTester::destroy(name); { auto tester = td::RegressionTester::create(name); tester->save_db(); tester->verify_test("one_plus_one", "two").ensure(); tester->verify_test("one_plus_one", "two").ensure(); tester->verify_test("two_plus_one", "three").ensure(); tester->verify_test("one_plus_one", "two").ensure(); tester->verify_test("two_plus_one", "three").ensure(); tester->save_db(); } { auto tester = td::RegressionTester::create(name); tester->save_db(); tester->verify_test("one_plus_one", "two").ensure(); tester->verify_test("one_plus_one", "two").ensure(); tester->verify_test("two_plus_one", "three").ensure(); tester->verify_test("one_plus_one", "two").ensure(); tester->verify_test("two_plus_one", "three").ensure(); tester->save_db(); tester->verify_test("one_plus_one", "three").ensure_error(); tester->verify_test("two_plus_one", "two").ensure_error(); } { auto tester = td::RegressionTester::create(name); tester->verify_test("one_plus_one", "three").ensure_error(); tester->verify_test("two_plus_one", "two").ensure_error(); } } TEST(Misc, Bits) { ASSERT_EQ(32, td::count_leading_zeroes32(0)); ASSERT_EQ(64, td::count_leading_zeroes64(0)); ASSERT_EQ(32, td::count_trailing_zeroes32(0)); ASSERT_EQ(64, td::count_trailing_zeroes64(0)); for (int i = 0; i < 32; i++) { ASSERT_EQ(31 - i, td::count_leading_zeroes32(1u << i)); ASSERT_EQ(i, td::count_trailing_zeroes32(1u << i)); ASSERT_EQ(31 - i, td::count_leading_zeroes_non_zero32(1u << i)); ASSERT_EQ(i, td::count_trailing_zeroes_non_zero32(1u << i)); } for (int i = 0; i < 64; i++) { ASSERT_EQ(63 - i, td::count_leading_zeroes64(1ull << i)); ASSERT_EQ(i, td::count_trailing_zeroes64(1ull << i)); ASSERT_EQ(63 - i, td::count_leading_zeroes_non_zero64(1ull << i)); ASSERT_EQ(i, td::count_trailing_zeroes_non_zero64(1ull << i)); } ASSERT_EQ(0x12345678u, td::bswap32(0x78563412u)); ASSERT_EQ(0x12345678abcdef67ull, td::bswap64(0x67efcdab78563412ull)); td::uint8 buf[8] = {1, 90, 2, 18, 129, 255, 0, 2}; td::uint64 num2 = td::bswap64(td::as(buf)); td::uint64 num = (static_cast(buf[0]) << 56) | (static_cast(buf[1]) << 48) | (static_cast(buf[2]) << 40) | (static_cast(buf[3]) << 32) | (static_cast(buf[4]) << 24) | (static_cast(buf[5]) << 16) | (static_cast(buf[6]) << 8) | (static_cast(buf[7])); ASSERT_EQ(num, num2); ASSERT_EQ(0, td::count_bits32(0)); ASSERT_EQ(0, td::count_bits64(0)); ASSERT_EQ(4, td::count_bits32((1u << 31) | 7)); ASSERT_EQ(4, td::count_bits64((1ull << 63) | 7)); } TEST(Misc, BitsRange) { auto to_vec_a = [](td::uint64 x) { td::vector bits; for (auto i : td::BitsRange(x)) { bits.push_back(i); } return bits; }; auto to_vec_b = [](td::uint64 x) { td::vector bits; td::int32 pos = 0; while (x != 0) { if ((x & 1) != 0) { bits.push_back(pos); } x >>= 1; pos++; } return bits; }; auto do_check = [](const td::vector &a, const td::vector &b) { ASSERT_EQ(b, a); }; auto check = [&](td::uint64 x) { do_check(to_vec_a(x), to_vec_b(x)); }; do_check(to_vec_a(21), {0, 2, 4}); for (int x = 0; x < 100; x++) { check(x); check(std::numeric_limits::max() - x); check(std::numeric_limits::max() - x); } } #if !TD_THREAD_UNSUPPORTED TEST(Misc, Time) { td::Stage run; td::Stage check; td::Stage finish; std::size_t threads_n = 3; td::vector threads; td::vector> ts(threads_n); for (std::size_t i = 0; i < threads_n; i++) { threads.emplace_back([&, thread_id = i] { for (td::uint64 round = 1; round < 10000; round++) { ts[thread_id] = 0; run.wait(round * threads_n); ts[thread_id] = td::Time::now(); check.wait(round * threads_n); for (auto &ts_ref : ts) { auto other_ts = ts_ref.load(); if (other_ts != 0) { ASSERT_TRUE(other_ts <= td::Time::now_cached()); } } finish.wait(round * threads_n); } }); } for (auto &thread : threads) { thread.join(); } } #endif TEST(Misc, uint128) { td::vector parts = {0, 1, 2000, 2001, std::numeric_limits::max(), std::numeric_limits::max() - 1, std::numeric_limits::max(), static_cast(std::numeric_limits::max()) + 1}; td::vector signed_parts = {0, 1, 2000, 2001, -1, -2000, -2001, std::numeric_limits::max(), std::numeric_limits::max() - 1, std::numeric_limits::min(), std::numeric_limits::min() + 1, std::numeric_limits::max(), static_cast(std::numeric_limits::max()) + 1, std::numeric_limits::max() - 1, std::numeric_limits::min(), std::numeric_limits::min() + 1, static_cast(std::numeric_limits::min()) - 1}; #if TD_HAVE_INT128 auto to_intrinsic = [](td::uint128_emulated num) { return td::uint128_intrinsic(num.hi(), num.lo()); }; auto eq = [](td::uint128_emulated a, td::uint128_intrinsic b) { return a.hi() == b.hi() && a.lo() == b.lo(); }; auto ensure_eq = [&](td::uint128_emulated a, td::uint128_intrinsic b) { if (!eq(a, b)) { LOG(FATAL) << "[" << a.hi() << ";" << a.lo() << "] vs [" << b.hi() << ";" << b.lo() << "]"; } }; #endif td::vector nums; for (auto hi : parts) { for (auto lo : parts) { auto a = td::uint128_emulated(hi, lo); #if TD_HAVE_INT128 auto ia = td::uint128_intrinsic(hi, lo); ensure_eq(a, ia); #endif nums.push_back(a); nums.pop_back(); nums.push_back({hi, lo}); } } #if TD_HAVE_INT128 for (auto a : nums) { auto ia = to_intrinsic(a); ensure_eq(a, ia); CHECK(a.is_zero() == ia.is_zero()); for (int i = 0; i <= 130; i++) { ensure_eq(a.shl(i), ia.shl(i)); ensure_eq(a.shr(i), ia.shr(i)); } for (auto b : parts) { ensure_eq(a.mult(b), ia.mult(b)); } for (auto b : signed_parts) { ensure_eq(a.mult_signed(b), ia.mult_signed(b)); if (b == 0) { continue; } td::int64 q; td::int64 r; a.divmod_signed(b, &q, &r); td::int64 iq; td::int64 ir; ia.divmod_signed(b, &iq, &ir); ASSERT_EQ(q, iq); ASSERT_EQ(r, ir); } for (auto b : nums) { auto ib = to_intrinsic(b); //LOG(ERROR) << ia.hi() << ";" << ia.lo() << " " << ib.hi() << ";" << ib.lo(); ensure_eq(a.mult(b), ia.mult(ib)); ensure_eq(a.add(b), ia.add(ib)); ensure_eq(a.sub(b), ia.sub(ib)); if (!b.is_zero()) { ensure_eq(a.div(b), ia.div(ib)); ensure_eq(a.mod(b), ia.mod(ib)); } } } for (auto signed_part : signed_parts) { auto a = td::uint128_emulated::from_signed(signed_part); auto ia = td::uint128_intrinsic::from_signed(signed_part); ensure_eq(a, ia); } #endif } template