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basictests.cpp
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#include <cinttypes>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <string>
#include <vector>
#include <cmath>
#include <set>
#include <sstream>
#include <utility>
#include <unistd.h>
using namespace std::string_literals;
#include "simdjson.h"
#include "cast_tester.h"
#include "test_macros.h"
/**
* Some systems have bad floating-point parsing. We want to exclude them.
*/
#if defined(SIMDJSON_REGULAR_VISUAL_STUDIO) || defined (__linux__) || defined (__APPLE__) || defined(__FreeBSD__)
// Finally, we want to exclude legacy 32-bit systems.
#if SIMDJSON_IS_32BITS
// floating-point tests are omitted under 32-bit systems
#else
// So we only run some of the floating-point tests under 64-bit linux, apple, regular visual studio, freebsd.
#define TEST_FLOATS
#endif
#endif
#if defined (__APPLE__) || defined (__FreeBSD__)
#include <xlocale.h>
#endif
const size_t AMAZON_CELLPHONES_NDJSON_DOC_COUNT = 793;
#define SIMDJSON_SHOW_DEFINE(x) printf("%s=%s\n", #x, SIMDJSON_STRINGIFY(x))
namespace number_tests {
bool build(const std::string& json) {
simdjson::dom::parser parser;
simdjson::dom::element recvdJson;
auto error = parser.parse(json.c_str(), json.size()).get(recvdJson);
if (error) {
return false;
}
return true;
}
bool issue2213() {
TEST_START();
std::string jsonStr = "[1,2,3,\"4\", {\"a\": 5}]";
for (int i = 0; i < 15; ++i) {
if (!build(jsonStr)) {
TEST_FAIL("The JSON is valid");
}
}
TEST_SUCCEED();
}
bool ground_truth() {
std::cout << __func__ << std::endl;
std::pair<std::string,double> ground_truth[] = {
{"9355950000000000000.00000000000000000000000000000000001844674407370955161600000184467440737095516161844674407370955161407370955161618446744073709551616000184467440737095516166000001844674407370955161618446744073709551614073709551616184467440737095516160001844674407370955161601844674407370955674451616184467440737095516140737095516161844674407370955161600018446744073709551616018446744073709551611616000184467440737095001844674407370955161600184467440737095516160018446744073709551168164467440737095516160001844073709551616018446744073709551616184467440737095516160001844674407536910751601611616000184467440737095001844674407370955161600184467440737095516160018446744073709551616184467440737095516160001844955161618446744073709551616000184467440753691075160018446744073709",0x1.03ae05e8fca1cp+63},
{"2.2250738585072013e-308",0x1p-1022},
{"-92666518056446206563E3", -0x1.39f764644154dp+76},
{"-92666518056446206563E3", -0x1.39f764644154dp+76},
{"-42823146028335318693e-128", -0x1.0176daa6cdaafp-360},
{"90054602635948575728E72", 0x1.61ab4ea9cb6c3p+305},
{"1.00000000000000188558920870223463870174566020691753515394643550663070558368373221972569761144603605635692374830246134201063722058e-309", 0x0.0b8157268fdafp-1022},
{"0e9999999999999999999999999999", 0x0p+0},
{"-2402844368454405395.2", -0x1.0ac4f1c7422e7p+61}
};
simdjson::dom::parser parser;
for(auto string_double : ground_truth) {
std::cout << "parsing the string '" << string_double.first << "'" << std::endl;
std::cout << "I am expecting the floating-point value '" << string_double.second << "'" << std::endl;
double result;
ASSERT_SUCCESS(parser.parse(string_double.first).get(result));
std::cout << "Resulting float is '" << result << "'" << std::endl;
if(result != string_double.second) {
std::cerr << std::hexfloat << result << " vs " << string_double.second << std::endl;
std::cerr << string_double.first << std::endl;
return false;
}
}
return true;
}
bool bomskip() {
TEST_START();
simdjson::dom::parser parser;
simdjson::padded_string docdata = "\xEF\xBB\xBF{\"score\":0.8825149536132812}"_padded;
double score;
ASSERT_SUCCESS(parser.parse(docdata)["score"].get_double().get(score));
ASSERT_EQUAL(score, 0.8825149536132812);
TEST_SUCCEED();
}
bool issue2017() {
TEST_START();
simdjson::dom::parser parser;
simdjson::padded_string docdata = R"({"score":0.8825149536132812})"_padded;
double score;
ASSERT_SUCCESS(parser.parse(docdata)["score"].get_double().get(score));
ASSERT_EQUAL(score, 0.8825149536132812);
TEST_SUCCEED();
}
bool small_integers() {
std::cout << __func__ << std::endl;
simdjson::dom::parser parser;
for (int m = 10; m < 20; m++) {
for (int i = -1024; i < 1024; i++) {
auto str = std::to_string(i);
int64_t actual{};
ASSERT_SUCCESS(parser.parse(str).get(actual));
if (actual != i) {
std::cerr << "JSON '" << str << "' parsed to " << actual << " instead of " << i << std::endl;
return false;
}
}
}
return true;
}
bool nines() {
std::cout << __func__ << std::endl;
simdjson::dom::parser parser;
std::vector<std::pair<std::string, double>> testing = {
{"9999999999999999999e0",9999999999999999999.0},
{"9999999999999999999.0",9999999999999999999.0},
{"9999999999999999999",9999999999999999999.},
{"999999999999999999.9",999999999999999999.9},
{"99999999999999999.99",99999999999999999.99},
{"9999999999999999.999",9999999999999999.999},
{"999999999999999.9999",999999999999999.9999},
{"99999999999999.99999",99999999999999.99999},
{"9999999999999.999999",9999999999999.999999},
{"999999999999.9999999",999999999999.9999999},
{"99999999999.99999999",99999999999.99999999},
{"9999999999.999999999",9999999999.999999999},
{"999999999.9999999999",999999999.9999999999},
{"99999999.99999999999",99999999.99999999999},
{"9999999.999999999999",9999999.999999999999},
{"999999.9999999999999",999999.9999999999999},
{"99999.99999999999999",99999.99999999999999},
{"9999.999999999999999",9999.999999999999999},
{"999.9999999999999999",999.9999999999999999},
{"99.99999999999999999",99.99999999999999999},
{"9.999999999999999999",9.999999999999999999},
{"0.9999999999999999999",0.9999999999999999999},
{"0.09999999999999999999",0.09999999999999999999},
};
for (std::pair<std::string, double> p : testing) {
double actual;
ASSERT_SUCCESS(parser.parse(p.first).get(actual));
if (actual != p.second) {
std::cerr << "JSON '" << p.first << "' parsed to " << actual << " instead of " << p.first << std::endl;
return false;
}
}
return true;
}
bool powers_of_two() {
std::cout << __func__ << std::endl;
std::vector<char> buf(1024);
simdjson::dom::parser parser;
for (int i = -1075; i < 1024; ++i) {// large negative values should be zero.
double expected = pow(2, i);
size_t n = snprintf(buf.data(), buf.size(), "%.*e", std::numeric_limits<double>::max_digits10 - 1, expected);
if (n >= buf.size()) { abort(); }
double actual;
auto error = parser.parse(buf.data(), n).get(actual);
if (error) { std::cerr << error << std::endl; return false; }
if(actual!=expected) {
std::cerr << "JSON '" << buf.data() << " parsed to ";
fprintf( stderr," %18.18g instead of %18.18g\n", actual, expected); // formatting numbers is easier with printf
SIMDJSON_SHOW_DEFINE(FLT_EVAL_METHOD);
return false;
}
}
return true;
}
static const double testing_power_of_ten[] = {
1e-307, 1e-306, 1e-305, 1e-304, 1e-303, 1e-302, 1e-301, 1e-300, 1e-299,
1e-298, 1e-297, 1e-296, 1e-295, 1e-294, 1e-293, 1e-292, 1e-291, 1e-290,
1e-289, 1e-288, 1e-287, 1e-286, 1e-285, 1e-284, 1e-283, 1e-282, 1e-281,
1e-280, 1e-279, 1e-278, 1e-277, 1e-276, 1e-275, 1e-274, 1e-273, 1e-272,
1e-271, 1e-270, 1e-269, 1e-268, 1e-267, 1e-266, 1e-265, 1e-264, 1e-263,
1e-262, 1e-261, 1e-260, 1e-259, 1e-258, 1e-257, 1e-256, 1e-255, 1e-254,
1e-253, 1e-252, 1e-251, 1e-250, 1e-249, 1e-248, 1e-247, 1e-246, 1e-245,
1e-244, 1e-243, 1e-242, 1e-241, 1e-240, 1e-239, 1e-238, 1e-237, 1e-236,
1e-235, 1e-234, 1e-233, 1e-232, 1e-231, 1e-230, 1e-229, 1e-228, 1e-227,
1e-226, 1e-225, 1e-224, 1e-223, 1e-222, 1e-221, 1e-220, 1e-219, 1e-218,
1e-217, 1e-216, 1e-215, 1e-214, 1e-213, 1e-212, 1e-211, 1e-210, 1e-209,
1e-208, 1e-207, 1e-206, 1e-205, 1e-204, 1e-203, 1e-202, 1e-201, 1e-200,
1e-199, 1e-198, 1e-197, 1e-196, 1e-195, 1e-194, 1e-193, 1e-192, 1e-191,
1e-190, 1e-189, 1e-188, 1e-187, 1e-186, 1e-185, 1e-184, 1e-183, 1e-182,
1e-181, 1e-180, 1e-179, 1e-178, 1e-177, 1e-176, 1e-175, 1e-174, 1e-173,
1e-172, 1e-171, 1e-170, 1e-169, 1e-168, 1e-167, 1e-166, 1e-165, 1e-164,
1e-163, 1e-162, 1e-161, 1e-160, 1e-159, 1e-158, 1e-157, 1e-156, 1e-155,
1e-154, 1e-153, 1e-152, 1e-151, 1e-150, 1e-149, 1e-148, 1e-147, 1e-146,
1e-145, 1e-144, 1e-143, 1e-142, 1e-141, 1e-140, 1e-139, 1e-138, 1e-137,
1e-136, 1e-135, 1e-134, 1e-133, 1e-132, 1e-131, 1e-130, 1e-129, 1e-128,
1e-127, 1e-126, 1e-125, 1e-124, 1e-123, 1e-122, 1e-121, 1e-120, 1e-119,
1e-118, 1e-117, 1e-116, 1e-115, 1e-114, 1e-113, 1e-112, 1e-111, 1e-110,
1e-109, 1e-108, 1e-107, 1e-106, 1e-105, 1e-104, 1e-103, 1e-102, 1e-101,
1e-100, 1e-99, 1e-98, 1e-97, 1e-96, 1e-95, 1e-94, 1e-93, 1e-92,
1e-91, 1e-90, 1e-89, 1e-88, 1e-87, 1e-86, 1e-85, 1e-84, 1e-83,
1e-82, 1e-81, 1e-80, 1e-79, 1e-78, 1e-77, 1e-76, 1e-75, 1e-74,
1e-73, 1e-72, 1e-71, 1e-70, 1e-69, 1e-68, 1e-67, 1e-66, 1e-65,
1e-64, 1e-63, 1e-62, 1e-61, 1e-60, 1e-59, 1e-58, 1e-57, 1e-56,
1e-55, 1e-54, 1e-53, 1e-52, 1e-51, 1e-50, 1e-49, 1e-48, 1e-47,
1e-46, 1e-45, 1e-44, 1e-43, 1e-42, 1e-41, 1e-40, 1e-39, 1e-38,
1e-37, 1e-36, 1e-35, 1e-34, 1e-33, 1e-32, 1e-31, 1e-30, 1e-29,
1e-28, 1e-27, 1e-26, 1e-25, 1e-24, 1e-23, 1e-22, 1e-21, 1e-20,
1e-19, 1e-18, 1e-17, 1e-16, 1e-15, 1e-14, 1e-13, 1e-12, 1e-11,
1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5, 1e-4, 1e-3, 1e-2,
1e-1, 1e0, 1e1, 1e2, 1e3, 1e4, 1e5, 1e6, 1e7,
1e8, 1e9, 1e10, 1e11, 1e12, 1e13, 1e14, 1e15, 1e16,
1e17, 1e18, 1e19, 1e20, 1e21, 1e22, 1e23, 1e24, 1e25,
1e26, 1e27, 1e28, 1e29, 1e30, 1e31, 1e32, 1e33, 1e34,
1e35, 1e36, 1e37, 1e38, 1e39, 1e40, 1e41, 1e42, 1e43,
1e44, 1e45, 1e46, 1e47, 1e48, 1e49, 1e50, 1e51, 1e52,
1e53, 1e54, 1e55, 1e56, 1e57, 1e58, 1e59, 1e60, 1e61,
1e62, 1e63, 1e64, 1e65, 1e66, 1e67, 1e68, 1e69, 1e70,
1e71, 1e72, 1e73, 1e74, 1e75, 1e76, 1e77, 1e78, 1e79,
1e80, 1e81, 1e82, 1e83, 1e84, 1e85, 1e86, 1e87, 1e88,
1e89, 1e90, 1e91, 1e92, 1e93, 1e94, 1e95, 1e96, 1e97,
1e98, 1e99, 1e100, 1e101, 1e102, 1e103, 1e104, 1e105, 1e106,
1e107, 1e108, 1e109, 1e110, 1e111, 1e112, 1e113, 1e114, 1e115,
1e116, 1e117, 1e118, 1e119, 1e120, 1e121, 1e122, 1e123, 1e124,
1e125, 1e126, 1e127, 1e128, 1e129, 1e130, 1e131, 1e132, 1e133,
1e134, 1e135, 1e136, 1e137, 1e138, 1e139, 1e140, 1e141, 1e142,
1e143, 1e144, 1e145, 1e146, 1e147, 1e148, 1e149, 1e150, 1e151,
1e152, 1e153, 1e154, 1e155, 1e156, 1e157, 1e158, 1e159, 1e160,
1e161, 1e162, 1e163, 1e164, 1e165, 1e166, 1e167, 1e168, 1e169,
1e170, 1e171, 1e172, 1e173, 1e174, 1e175, 1e176, 1e177, 1e178,
1e179, 1e180, 1e181, 1e182, 1e183, 1e184, 1e185, 1e186, 1e187,
1e188, 1e189, 1e190, 1e191, 1e192, 1e193, 1e194, 1e195, 1e196,
1e197, 1e198, 1e199, 1e200, 1e201, 1e202, 1e203, 1e204, 1e205,
1e206, 1e207, 1e208, 1e209, 1e210, 1e211, 1e212, 1e213, 1e214,
1e215, 1e216, 1e217, 1e218, 1e219, 1e220, 1e221, 1e222, 1e223,
1e224, 1e225, 1e226, 1e227, 1e228, 1e229, 1e230, 1e231, 1e232,
1e233, 1e234, 1e235, 1e236, 1e237, 1e238, 1e239, 1e240, 1e241,
1e242, 1e243, 1e244, 1e245, 1e246, 1e247, 1e248, 1e249, 1e250,
1e251, 1e252, 1e253, 1e254, 1e255, 1e256, 1e257, 1e258, 1e259,
1e260, 1e261, 1e262, 1e263, 1e264, 1e265, 1e266, 1e267, 1e268,
1e269, 1e270, 1e271, 1e272, 1e273, 1e274, 1e275, 1e276, 1e277,
1e278, 1e279, 1e280, 1e281, 1e282, 1e283, 1e284, 1e285, 1e286,
1e287, 1e288, 1e289, 1e290, 1e291, 1e292, 1e293, 1e294, 1e295,
1e296, 1e297, 1e298, 1e299, 1e300, 1e301, 1e302, 1e303, 1e304,
1e305, 1e306, 1e307, 1e308};
bool powers_of_ten() {
std::cout << __func__ << std::endl;
std::vector<char> buf(1024);
simdjson::dom::parser parser;
bool is_pow_correct{1e-308 == std::pow(10,-308)};
int start_point = is_pow_correct ? -1000 : -307;
if(!is_pow_correct) {
std::cout << "On your system, the pow function is busted. Sorry about that. " << std::endl;
}
for (int i = start_point; i <= 308; ++i) {// large negative values should be zero.
size_t n = snprintf(buf.data(), buf.size(), "1e%d", i);
if (n >= buf.size()) { abort(); }
double actual;
auto error = parser.parse(buf.data(), n).get(actual);
if (error) { std::cerr << error << std::endl; return false; }
double expected = ((i >= -307) ? testing_power_of_ten[i + 307]: std::pow(10, i));
// In floating-point arithmetic, -0.0 == 0.0, so compare signs by checking the inverse of the numbers as well
if(actual!=expected || (actual == 0.0 && 1.0/actual!=1.0/expected)) {
std::cerr << "JSON '" << buf.data() << " parsed to ";
fprintf( stderr," %18.18g instead of %18.18g\n", actual, expected); // formatting numbers is easier with printf
SIMDJSON_SHOW_DEFINE(FLT_EVAL_METHOD);
return false;
}
}
printf("Powers of 10 can be parsed.\n");
return true;
}
bool negative_powers_of_ten() {
std::cout << __func__ << std::endl;
std::vector<char> buf(1024);
simdjson::dom::parser parser;
bool is_pow_correct{-1e-308 == -std::pow(10,-308)};
int start_point = is_pow_correct ? -1000 : -307;
if(!is_pow_correct) {
std::cout << "On your system, the pow function is busted. Sorry about that. " << std::endl;
}
for (int i = start_point; i <= 308; ++i) {// large negative values should be zero.
size_t n = snprintf(buf.data(), buf.size(), "-1e%d", i);
if (n >= buf.size()) { abort(); }
double actual;
auto error = parser.parse(buf.data(), n).get(actual);
if (error) { std::cerr << error << std::endl; return false; }
double expected = -(((i >= -307) ? testing_power_of_ten[i + 307]: std::pow(10, i)));
// In floating-point arithmetic, -0.0 == 0.0, so compare signs by checking the inverse of the numbers as well
if(actual!=expected || (actual == 0.0 && 1.0/actual!=1.0/expected)) {
std::cerr << "JSON '" << buf.data() << " parsed to ";
fprintf( stderr," %18.18g instead of %18.18g\n", actual, expected); // formatting numbers is easier with printf
SIMDJSON_SHOW_DEFINE(FLT_EVAL_METHOD);
return false;
}
}
printf("Negative values of powers of 10 can be parsed.\n");
return true;
}
bool signed_zero_underflow_exponent() {
std::cout << __func__ << std::endl;
std::vector<char> buf(1024);
simdjson::dom::parser parser;
bool is_pow_correct{1e-308 == std::pow(10,-308)};
int start_point = is_pow_correct ? -1000 : -307;
if(!is_pow_correct) {
std::cout << "On your system, the pow function is busted. Sorry about that. " << std::endl;
}
for (int i = start_point; i <= 308; ++i) {// large negative values should be zero.
size_t n = snprintf(buf.data(), buf.size(), "1e%d", i);
if (n >= buf.size()) { abort(); }
double actual;
auto error = parser.parse(buf.data(), n).get(actual);
if (error) { std::cerr << error << std::endl; return false; }
double expected = ((i >= -307) ? testing_power_of_ten[i + 307]: std::pow(10, i));
if(actual!=expected) {
std::cerr << "JSON '" << buf.data() << " parsed to ";
fprintf( stderr," %18.18g instead of %18.18g\n", actual, expected); // formatting numbers is easier with printf
SIMDJSON_SHOW_DEFINE(FLT_EVAL_METHOD);
return false;
}
}
printf("Powers of 10 can be parsed.\n");
return true;
}
bool basic_test_64bit(std::string vals, double val) {
std::cout << " parsing " << vals << std::endl;
double std_answer;
char *endptr;
// We want to call strtod with the C (default) locale to avoid
// potential issues in case someone has a different locale.
// Unfortunately, Visual Studio has a different syntax.
const char * cval = vals.c_str();
#ifdef _WIN32
static _locale_t c_locale = _create_locale(LC_ALL, "C");
std_answer = _strtod_l(cval, &endptr, c_locale);
#else
static locale_t c_locale = newlocale(LC_ALL_MASK, "C", NULL);
std_answer = strtod_l(cval, &endptr, c_locale);
#endif
if(endptr == cval) {
std::cerr << "Your runtime library failed to parse " << vals << std::endl;
}
double actual;
simdjson::dom::parser parser;
auto error = parser.parse(vals).get(actual);
if(error) {
std::cerr << error << std::endl;
return false;
}
if(std::signbit(actual) != std::signbit(val)) {
std::cerr << std::hexfloat << actual << " but I was expecting " << val
<< std::endl;
std::cerr << "string: " << vals << std::endl;
std::cout << std::dec;
return false;
}
if (actual != val) {
std::cerr << std::hexfloat << actual << " but I was expecting " << val
<< std::endl;
std::cerr << "string: " << vals << std::endl;
std::cout << std::dec;
if(std_answer == actual) {
std::cerr << "simdjson agrees with your runtime library, so we will accept the answer." << std::endl;
return true;
}
return false;
}
std::cout << std::hexfloat << actual << " == " << val << std::endl;
std::cout << std::dec;
return true;
}
bool truncated_borderline() {
std::cout << __func__ << std::endl;
std::string round_to_even = "9007199254740993.0";
for(size_t i = 0; i < 1000; i++) { round_to_even += "0"; }
return basic_test_64bit(round_to_even, 9007199254740992);
}
bool specific_tests() {
std::cout << __func__ << std::endl;
return basic_test_64bit("-1e-999", -0.0) &&
basic_test_64bit("-2402844368454405395.2",-2402844368454405395.2) &&
basic_test_64bit("4503599627370496.5", 4503599627370496.5) &&
basic_test_64bit("4503599627475352.5", 4503599627475352.5) &&
basic_test_64bit("4503599627475353.5", 4503599627475353.5) &&
basic_test_64bit("2251799813685248.25", 2251799813685248.25) &&
basic_test_64bit("1125899906842624.125", 1125899906842624.125) &&
basic_test_64bit("1125899906842901.875", 1125899906842901.875) &&
basic_test_64bit("2251799813685803.75", 2251799813685803.75) &&
basic_test_64bit("4503599627370497.5", 4503599627370497.5) &&
basic_test_64bit("45035996.273704995", 45035996.273704995) &&
basic_test_64bit("45035996.273704985", 45035996.273704985) &&
basic_test_64bit("0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000044501477170144022721148195934182639518696390927032912960468522194496444440421538910330590478162701758282983178260792422137401728773891892910553144148156412434867599762821265346585071045737627442980259622449029037796981144446145705102663115100318287949527959668236039986479250965780342141637013812613333119898765515451440315261253813266652951306000184917766328660755595837392240989947807556594098101021612198814605258742579179000071675999344145086087205681577915435923018910334964869420614052182892431445797605163650903606514140377217442262561590244668525767372446430075513332450079650686719491377688478005309963967709758965844137894433796621993967316936280457084866613206797017728916080020698679408551343728867675409720757232455434770912461317493580281734466552734375", 0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000044501477170144022721148195934182639518696390927032912960468522194496444440421538910330590478162701758282983178260792422137401728773891892910553144148156412434867599762821265346585071045737627442980259622449029037796981144446145705102663115100318287949527959668236039986479250965780342141637013812613333119898765515451440315261253813266652951306000184917766328660755595837392240989947807556594098101021612198814605258742579179000071675999344145086087205681577915435923018910334964869420614052182892431445797605163650903606514140377217442262561590244668525767372446430075513332450079650686719491377688478005309963967709758965844137894433796621993967316936280457084866613206797017728916080020698679408551343728867675409720757232455434770912461317493580281734466552734375) &&
basic_test_64bit("0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000022250738585072008890245868760858598876504231122409594654935248025624400092282356951787758888037591552642309780950434312085877387158357291821993020294379224223559819827501242041788969571311791082261043971979604000454897391938079198936081525613113376149842043271751033627391549782731594143828136275113838604094249464942286316695429105080201815926642134996606517803095075913058719846423906068637102005108723282784678843631944515866135041223479014792369585208321597621066375401613736583044193603714778355306682834535634005074073040135602968046375918583163124224521599262546494300836851861719422417646455137135420132217031370496583210154654068035397417906022589503023501937519773030945763173210852507299305089761582519159720757232455434770912461317493580281734466552734375", 0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000022250738585072008890245868760858598876504231122409594654935248025624400092282356951787758888037591552642309780950434312085877387158357291821993020294379224223559819827501242041788969571311791082261043971979604000454897391938079198936081525613113376149842043271751033627391549782731594143828136275113838604094249464942286316695429105080201815926642134996606517803095075913058719846423906068637102005108723282784678843631944515866135041223479014792369585208321597621066375401613736583044193603714778355306682834535634005074073040135602968046375918583163124224521599262546494300836851861719422417646455137135420132217031370496583210154654068035397417906022589503023501937519773030945763173210852507299305089761582519159720757232455434770912461317493580281734466552734375);
}
bool run() {
return issue2213() &&
bomskip() &&
issue2017() &&
truncated_borderline() &&
specific_tests() &&
ground_truth() &&
small_integers() &&
powers_of_two() &&
powers_of_ten() &&
negative_powers_of_ten() &&
nines();
}
}
namespace parse_api_tests {
using namespace std;
using namespace simdjson;
using namespace simdjson::dom;
const padded_string BASIC_JSON = "[1,2,3]"_padded;
const padded_string BASIC_NDJSON = "[1,2,3]\n[4,5,6]"_padded;
const padded_string EMPTY_NDJSON = ""_padded;
bool parser_moving_parser() {
std::cout << "Running " << __func__ << std::endl;
typedef std::tuple<std::string, std::unique_ptr<parser>,element> simdjson_tuple;
std::vector<simdjson_tuple> results;
std::vector<std::string> my_data = {"[1,2,3]", "[1,2,3]", "[1,2,3]"};
for (std::string s : my_data) {
std::unique_ptr<dom::parser> parser(new dom::parser{});
element root;
ASSERT_SUCCESS( parser->parse(s).get(root) );
results.emplace_back(s, std::move(parser), root);
}
for (auto &t : results) {
std::cout << "reserialized: " << simdjson::to_string(std::get<2>(t)) << " ...\n";
}
return true;
}
#if SIMDJSON_EXCEPTIONS
bool issue679() {
std::cout << "Running " << __func__ << std::endl;
auto input = "[1, 2, 3]"_padded;
dom::document doc;
{
dom::parser parser;
element doc_root = parser.parse_into_document(doc, input);
if(simdjson::to_string(doc_root) != "[1,2,3]") { return false; }
// parser will go out of scope here.
}
if(simdjson::to_string(doc.root()) != "[1,2,3]") { return false; }
dom::parser parser; // new parser
element doc_root1 = parser.parse_into_document(doc, input);
if(simdjson::to_string(doc_root1) != "[1,2,3]") { return false; }
//... doc_root1 is a pointer inside doc
element doc_root2 = parser.load_into_document(doc, TWITTER_JSON);
//... doc_root2 is a pointer inside doc
if(uint64_t(doc_root2["search_metadata"]["count"]) != 100) { return false; }
if(uint64_t(doc.root()["search_metadata"]["count"]) != 100) { return false; }
element doc_root3 = parser.parse_into_document(doc, input);
//... doc_root3 is a pointer inside doc
if(simdjson::to_string(doc_root3) != "[1,2,3]") { return false; }
// Here let us take moving the document:
dom::document docm = std::move(doc);
element doc_root4 = docm.root();
if(simdjson::to_string(doc_root4) != "[1,2,3]") { return false; }
return true;
}
//See https://github.com/simdjson/simdjson/issues/1332
bool parser_moving_parser_and_recovering() {
std::cout << "Running " << __func__ << std::endl;
auto input = "[1, 2, 3]"_padded;
auto parser = dom::parser{};
dom::element root = parser.parse(input); // might throw
auto parser2 = std::move(parser);
root = parser2.doc.root();
std::cout << simdjson::to_string(root) << std::endl;
return simdjson::to_string(root) == "[1,2,3]";
}
// Some users want to parse the document and keep it for later.
// Such users can then keep track of the state of the parser's document.
struct moving_parser {
dom::parser parser{};
bool is_valid{false};
simdjson::error_code parse(const padded_string & input) {
auto answer = parser.parse(input).error();
is_valid = !answer;
return answer;
}
// result is invalidated when moving_parser is moved.
dom::element get_root() {
if(is_valid) { return parser.doc.root(); }
throw std::runtime_error("no document");
}
};
// Shows how to use moving_parser
bool parser_moving_parser_and_recovering_struct() {
std::cout << "Running " << __func__ << std::endl;
auto input = "[1, 2, 3]"_padded;
moving_parser mp{};
mp.parse(input);// I could check the error here if I want
auto mp2 = std::move(mp);
auto root = mp2.get_root();// might throw if document was invalid
std::cout << simdjson::to_string(root) << std::endl;
return simdjson::to_string(root) == "[1,2,3]";
}
#endif
bool parser_parse() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
dom::element doc;
ASSERT_SUCCESS( parser.parse(BASIC_JSON).get(doc) );
ASSERT_EQUAL( doc.is<dom::array>(), true );
return true;
}
bool parser_parse_many() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
int count = 0;
simdjson::dom::document_stream stream;
ASSERT_SUCCESS( parser.parse_many(BASIC_NDJSON).get(stream) );
for (auto doc : stream) {
simdjson_unused dom::array array;
ASSERT_SUCCESS( doc.get(array) );
count++;
}
ASSERT_EQUAL(count, 2);
return true;
}
#ifdef SIMDJSON_ENABLE_DEPRECATED_API
SIMDJSON_PUSH_DISABLE_WARNINGS
SIMDJSON_DISABLE_DEPRECATED_WARNING
bool parser_parse_many_deprecated() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
int count = 0;
for (auto doc : parser.parse_many(BASIC_NDJSON)) {
simdjson_unused dom::array array;
ASSERT_SUCCESS( doc.get(array) );
count++;
}
ASSERT_EQUAL(count, 2);
return true;
}
SIMDJSON_POP_DISABLE_WARNINGS
#endif // SIMDJSON_ENABLE_DEPRECATED_API
bool parser_parse_many_empty() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
int count = 0;
simdjson::dom::document_stream stream;
ASSERT_SUCCESS( parser.parse_many(EMPTY_NDJSON).get(stream) );
for (auto doc : stream) {
ASSERT_SUCCESS( doc );
count++;
}
ASSERT_EQUAL(count, 0);
return true;
}
bool parser_parse_many_empty_batches() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
uint64_t count = 0;
constexpr const int BATCH_SIZE = 128;
uint8_t empty_batches_ndjson[BATCH_SIZE*16+SIMDJSON_PADDING];
std::memset(&empty_batches_ndjson[0], ' ', BATCH_SIZE*16+SIMDJSON_PADDING);
std::memcpy(&empty_batches_ndjson[BATCH_SIZE*3+2], "1", 1);
std::memcpy(&empty_batches_ndjson[BATCH_SIZE*10+4], "2", 1);
std::memcpy(&empty_batches_ndjson[BATCH_SIZE*11+6], "3", 1);
simdjson::dom::document_stream stream;
ASSERT_SUCCESS( parser.parse_many(empty_batches_ndjson, BATCH_SIZE*16).get(stream) );
for (auto doc : stream) {
count++;
uint64_t val{};
ASSERT_SUCCESS( doc.get(val) );
ASSERT_EQUAL( val, count );
}
ASSERT_EQUAL(count, 3);
return true;
}
bool parser_load() {
std::cout << "Running " << __func__ << " on " << TWITTER_JSON << std::endl;
dom::parser parser;
dom::object object;
ASSERT_SUCCESS( parser.load(TWITTER_JSON).get(object) );
return true;
}
bool parser_load_empty() {
std::cout << "Running " << __func__ << std::endl;
FILE *p;
const char *const tmpfilename = "empty.txt";
if((p = fopen(tmpfilename, "w")) != nullptr) {
fclose(p);
dom::parser parser;
simdjson::dom::element doc;
auto error = parser.load(tmpfilename).get(doc);
remove(tmpfilename);
if(error != simdjson::EMPTY) {
std::cerr << "Was expecting empty but got " << error << std::endl;
return false;
}
} else {
std::cout << "Warning: I could not create temporary file " << tmpfilename << std::endl;
std::cout << "We omit testing the empty file case." << std::endl;
}
return true;
}
bool parser_load_many() {
std::cout << "Running " << __func__ << " on " << AMAZON_CELLPHONES_NDJSON << std::endl;
dom::parser parser;
int count = 0;
simdjson::dom::document_stream stream;
ASSERT_SUCCESS( parser.load_many(AMAZON_CELLPHONES_NDJSON).get(stream) );
for (auto doc : stream) {
dom::array arr;
ASSERT_SUCCESS( doc.get(arr) ); // let us get the array
ASSERT_EQUAL( arr.size(), 9 );
size_t arr_count = 0;
for (auto v : arr) { arr_count++; (void)v; }
ASSERT_EQUAL( arr_count, 9 );
count++;
}
ASSERT_EQUAL(count, AMAZON_CELLPHONES_NDJSON_DOC_COUNT);
return true;
}
#ifdef SIMDJSON_ENABLE_DEPRECATED_API
SIMDJSON_PUSH_DISABLE_WARNINGS
SIMDJSON_DISABLE_DEPRECATED_WARNING
bool parser_load_many_deprecated() {
std::cout << "Running " << __func__ << " on " << AMAZON_CELLPHONES_NDJSON << std::endl;
dom::parser parser;
int count = 0;
for (auto doc : parser.load_many(AMAZON_CELLPHONES_NDJSON)) {
dom::array arr;
ASSERT_SUCCESS( doc.get(arr) );
ASSERT_EQUAL( arr.size(), 9 );
size_t arr_count = 0;
for (auto v : arr) { arr_count++; (void)v; }
ASSERT_EQUAL( arr_count, 9 );
count++;
}
ASSERT_EQUAL( count, AMAZON_CELLPHONES_NDJSON_DOC_COUNT );
return true;
}
SIMDJSON_POP_DISABLE_WARNINGS
#endif // SIMDJSON_ENABLE_DEPRECATED_API
#if SIMDJSON_EXCEPTIONS
bool parser_parse_exception() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
simdjson_unused dom::array array = parser.parse(BASIC_JSON);
return true;
}
bool parser_parse_many_exception() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
int count = 0;
for (simdjson_unused dom::array doc : parser.parse_many(BASIC_NDJSON)) {
count++;
}
ASSERT_EQUAL(count, 2);
return true;
}
bool parser_load_exception() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
size_t count = 0;
dom::object object = parser.load(TWITTER_JSON);
for (simdjson_unused auto field : object) {
count++;
}
ASSERT_EQUAL( count, object.size() );
return true;
}
bool parser_load_many_exception() {
std::cout << "Running " << __func__ << std::endl;
dom::parser parser;
int count = 0;
for (simdjson_unused dom::array doc : parser.load_many(AMAZON_CELLPHONES_NDJSON)) {
count++;
}
ASSERT_EQUAL( count, AMAZON_CELLPHONES_NDJSON_DOC_COUNT );
return true;
}
#endif
bool run() {
return parser_load_empty() &&
parser_moving_parser() &&
parser_parse() &&
parser_parse_many() &&
#ifdef SIMDJSON_ENABLE_DEPRECATED_API
parser_parse_many_deprecated() &&
#endif
parser_parse_many_empty() &&
parser_parse_many_empty_batches() &&
parser_load() &&
parser_load_many() &&
#ifdef SIMDJSON_ENABLE_DEPRECATED_API
parser_load_many_deprecated() &&
#endif
#if SIMDJSON_EXCEPTIONS
parser_moving_parser_and_recovering_struct() &&
parser_moving_parser_and_recovering() &&
parser_parse_exception() &&
parser_parse_many_exception() &&
parser_load_exception() &&
parser_load_many_exception() &&
issue679() &&
#endif
true;
}
}
namespace dom_api_tests {
using namespace std;
using namespace simdjson;
using namespace simdjson::dom;
SIMDJSON_PUSH_DISABLE_WARNINGS
SIMDJSON_DISABLE_DEPRECATED_WARNING
#ifdef SIMDJSON_ENABLE_DEPRECATED_API
// returns true if successful
bool ParsedJson_Iterator_test() {
std::cout << "Running " << __func__ << std::endl;
simdjson::padded_string json = R"({
"Image": {
"Width": 800,
"Height": 600,
"Title": "View from 15th Floor",
"Thumbnail": {
"Url": "http://www.example.com/image/481989943",
"Height": 125,
"Width": 100
},
"Animated" : false,
"IDs": [116, 943, 234, 38793]
}
})"_padded;
simdjson::ParsedJson pj = build_parsed_json(json);
if (pj.error) {
printf("Could not parse '%s': %s\n", json.data(), simdjson::error_message(pj.error));
return false;
}
simdjson::ParsedJson::Iterator iter(pj);
if (!iter.is_object()) {
printf("Root should be object\n");
return false;
}
if (iter.move_to_key("bad key")) {
printf("We should not move to a non-existing key\n");
return false;
}
if (!iter.is_object()) {
printf("We should have remained at the object.\n");
return false;
}
if (iter.move_to_key_insensitive("bad key")) {
printf("We should not move to a non-existing key\n");
return false;
}
if (!iter.is_object()) {
printf("We should have remained at the object.\n");
return false;
}
if (!iter.down()) {
printf("Root should not be empty\n");
return false;
}
if (!iter.is_string()) {
printf("Object should start with string key\n");
return false;
}
if (iter.prev()) {
printf("We should not be able to go back from the start of the scope.\n");
return false;
}
if (strcmp(iter.get_string(),"Image")!=0) {
printf("There should be a single key, image.\n");
return false;
}
iter.move_to_value();
if(!iter.is_object()) {
printf("Value of image should be object\n");
return false;
}
if(!iter.down()) {
printf("Image key should not be empty\n");
return false;
}
if(!iter.next()) {
printf("key should have a value\n");
return false;
}
if(!iter.prev()) {
printf("We should go back to the key.\n");
return false;
}
if (strcmp(iter.get_string(),"Width")!=0) {
printf("There should be a key Width.\n");
return false;
}
if (!iter.up()) {
return false;
}
if (!iter.move_to_key("IDs")) {
printf("We should be able to move to an existing key\n");
return false;
}
if (!iter.is_array()) {
printf("Value of IDs should be array, it is %c \n", iter.get_type());
return false;
}
if (iter.move_to_index(4)) {
printf("We should not be able to move to a non-existing index\n");
return false;
}
if (!iter.is_array()) {
printf("We should have remained at the array\n");
return false;
}
return true;
}
#endif // SIMDJSON_ENABLE_DEPRECATED_API
SIMDJSON_POP_DISABLE_WARNINGS
bool object_iterator() {
std::cout << "Running " << __func__ << std::endl;
string json(R"({ "a": 1, "b": 2, "c": 3 })");
const char* expected_key[] = { "a", "b", "c" };
uint64_t expected_value[] = { 1, 2, 3 };
dom::parser parser;
dom::object object;
ASSERT_SUCCESS( parser.parse(json).get(object) );
int i = 0;
for (auto [key, value] : object) {
ASSERT_EQUAL( key, expected_key[i] );
ASSERT_EQUAL( value.get_uint64().value_unsafe(), expected_value[i] );
i++;
}
ASSERT_EQUAL( i*sizeof(uint64_t), sizeof(expected_value) );
return true;
}
bool array_iterator() {
std::cout << "Running " << __func__ << std::endl;
string json(R"([ 1, 10, 100 ])");
uint64_t expected_value[] = { 1, 10, 100 };
dom::parser parser;
dom::array array;
ASSERT_SUCCESS( parser.parse(json).get(array) );
int i=0;
for (auto value : array) {
uint64_t v;
ASSERT_SUCCESS( value.get(v) );
ASSERT_EQUAL( v, expected_value[i] );
i++;
}
ASSERT_EQUAL( i*sizeof(uint64_t), sizeof(expected_value) );
return true;
}
bool object_iterator_empty() {
std::cout << "Running " << __func__ << std::endl;
string json(R"({})");
int i = 0;
dom::parser parser;
dom::object object;
ASSERT_SUCCESS( parser.parse(json).get(object) );
for (simdjson_unused auto field : object) {
TEST_FAIL("Unexpected field");
i++;
}
ASSERT_EQUAL(i, 0);
return true;
}
bool array_iterator_empty() {
std::cout << "Running " << __func__ << std::endl;
string json(R"([])");
int i=0;
dom::parser parser;
dom::array array;
ASSERT_SUCCESS( parser.parse(json).get(array) );
for (simdjson_unused auto value : array) {
TEST_FAIL("Unexpected value");
i++;
}
ASSERT_EQUAL(i, 0);
return true;
}
bool object_iterator_advance() {
std::cout << "Running " << __func__ << std::endl;
string json(R"({ "a": 1, "b": 2, "c": 3 })");
const char* expected_key[] = { "a", "b", "c" };
uint64_t expected_value[] = { 1, 2, 3 };
dom::parser parser;
dom::object object;
ASSERT_SUCCESS( parser.parse(json).get(object) );
auto iter = object.begin();
for (auto i = 0; i * sizeof(expected_value[0]) < sizeof(expected_value); i++) {
auto [key, value] = *iter;
ASSERT_EQUAL( key, expected_key[i] );
ASSERT_EQUAL( value.get_uint64().value_unsafe(), expected_value[i] );
std::advance( iter, 1 );
}
return true;
}
bool array_iterator_advance() {
std::cout << "Running " << __func__ << std::endl;
string json(R"([ 1, 10, 100 ])");
uint64_t expected_value[] = { 1, 10, 100 };
dom::parser parser;
dom::array array;
ASSERT_SUCCESS( parser.parse(json).get(array) );
auto iter = array.begin();
for (auto i = 0; i * sizeof(expected_value[0]) < sizeof(expected_value); i++) {
uint64_t v;
ASSERT_SUCCESS( (*iter).get(v) );
ASSERT_EQUAL( v, expected_value[i] );
std::advance( iter, 1 );
}
return true;
}
bool convert_object_to_element() {
std::cout << "Running " << __func__ << std::endl;
string json(R"({ "a": 1, "b": 2, "c": 3 })");
dom::parser parser;
dom::object object;
dom::element element;
ASSERT_SUCCESS( parser.parse(json).get(object) );
element = object;
ASSERT_EQUAL( element["a"].get_uint64().value_unsafe(), 1 );
ASSERT_EQUAL( element["b"].get_uint64().value_unsafe(), 2 );
ASSERT_EQUAL( element["c"].get_uint64().value_unsafe(), 3 );
return true;
}
bool convert_array_to_element() {
std::cout << "Running " << __func__ << std::endl;
string json(R"([ 1, 10, 100 ])");
dom::parser parser;
dom::array array;
dom::element element;
ASSERT_SUCCESS( parser.parse(json).get(array) );
element = array;
ASSERT_EQUAL( element.at(0).get_uint64().value_unsafe(), 1 );
ASSERT_EQUAL( element.at(1).get_uint64().value_unsafe(), 10 );
ASSERT_EQUAL( element.at(2).get_uint64().value_unsafe(), 100 );
return true;