simdjson/tests/integer_tests.cpp

96 lines
3.4 KiB
C++

#include <iostream>
#include <limits>
#include "simdjson.h"
#include "test_macros.h"
// we define our own asserts to get around NDEBUG
#ifndef ASSERT
#define ASSERT(x) \
{ if (!(x)) { \
char buf[4096]; \
snprintf (buf, 4096, "Failure in \"%s\", line %d\n", \
__FILE__, __LINE__); \
abort (); \
} \
}
#endif
using namespace simdjson;
static const std::string make_json(const std::string value) {
const std::string s = "{\"key\": ";
return s + value + "}";
}
// e.g. make_json(123) => {"key": 123} as string
template <typename T> static const std::string make_json(T value) {
return make_json(std::to_string(value));
}
template <typename T>
static bool parse_and_validate(const std::string src, T expected) {
std::cout << "src: " << src << ", ";
const padded_string pstr{src};
simdjson::dom::parser parser;
if constexpr (std::is_same<int64_t, T>::value) {
int64_t actual;
ASSERT_SUCCESS( parser.parse(pstr)["key"].get(actual) );
std::cout << std::boolalpha << "test: " << (expected == actual) << std::endl;
ASSERT_EQUAL( expected, actual );
} else {
uint64_t actual;
ASSERT_SUCCESS( parser.parse(pstr)["key"].get(actual) );
std::cout << std::boolalpha << "test: " << (expected == actual) << std::endl;
ASSERT_EQUAL( expected, actual );
}
return true;
}
static bool parse_and_check_signed(const std::string src) {
std::cout << "src: " << src << ", expecting signed" << std::endl;
const padded_string pstr{src};
simdjson::dom::parser parser;
simdjson::dom::element value;
ASSERT_SUCCESS( parser.parse(pstr).get<dom::object>()["key"].get(value) );
ASSERT_EQUAL( value.is<int64_t>(), true );
return true;
}
static bool parse_and_check_unsigned(const std::string src) {
std::cout << "src: " << src << ", expecting signed" << std::endl;
const padded_string pstr{src};
simdjson::dom::parser parser;
simdjson::dom::element value;
ASSERT_SUCCESS( parser.parse(pstr).get<dom::object>()["key"].get(value) );
ASSERT_EQUAL( value.is<uint64_t>(), true );
return true;
}
int main() {
using std::numeric_limits;
constexpr auto int64_max = numeric_limits<int64_t>::max();
constexpr auto int64_min = numeric_limits<int64_t>::lowest();
constexpr auto uint64_max = numeric_limits<uint64_t>::max();
constexpr auto uint64_min = numeric_limits<uint64_t>::lowest();
constexpr auto int64_max_plus1 = static_cast<uint64_t>(int64_max) + 1;
if (true
&& parse_and_validate(make_json(int64_max), int64_max)
&& parse_and_validate(make_json(uint64_max), uint64_max)
&& parse_and_validate(make_json(uint64_min), uint64_min)
&& parse_and_validate(make_json(int64_min), int64_min)
&& parse_and_validate(make_json(uint64_max), uint64_max)
&& parse_and_validate(make_json(uint64_min), uint64_min)
&& parse_and_validate(make_json(int64_max_plus1), int64_max_plus1)
&& parse_and_check_signed(make_json(int64_max))
&& parse_and_check_unsigned(make_json(uint64_max))
) {
std::cout << "All ok." << std::endl;
return EXIT_SUCCESS;
}
return EXIT_FAILURE;
}