/* __ _____ _____ _____ __| | __| | | | JSON for Modern C++ (test suite) | | |__ | | | | | | version 3.8.0 |_____|_____|_____|_|___| https://github.com/nlohmann/json Licensed under the MIT License <http://opensource.org/licenses/MIT>. SPDX-License-Identifier: MIT Copyright (c) 2013-2019 Niels Lohmann <http://nlohmann.me>. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include <string> #include <vector> #include "doctest_compatibility.h" #include <nlohmann/json.hpp> using nlohmann::json; namespace persons { class person_with_private_data { private: std::string name = ""; int age = 0; json metadata = nullptr; public: bool operator==(const person_with_private_data& rhs) const { return name == rhs.name && age == rhs.age && metadata == rhs.metadata; } person_with_private_data() = default; person_with_private_data(std::string name_, int age_, json metadata_) : name(std::move(name_)) , age(age_) , metadata(std::move(metadata_)) {} NLOHMANN_DEFINE_TYPE_INTRUSIVE(person_with_private_data, age, name, metadata) }; class person_without_private_data_1 { public: std::string name = ""; int age = 0; json metadata = nullptr; bool operator==(const person_without_private_data_1& rhs) const { return name == rhs.name && age == rhs.age && metadata == rhs.metadata; } person_without_private_data_1() = default; person_without_private_data_1(std::string name_, int age_, json metadata_) : name(std::move(name_)) , age(age_) , metadata(std::move(metadata_)) {} NLOHMANN_DEFINE_TYPE_INTRUSIVE(person_without_private_data_1, age, name, metadata) }; class person_without_private_data_2 { public: std::string name = ""; int age = 0; json metadata = nullptr; bool operator==(const person_without_private_data_2& rhs) const { return name == rhs.name && age == rhs.age && metadata == rhs.metadata; } person_without_private_data_2() = default; person_without_private_data_2(std::string name_, int age_, json metadata_) : name(std::move(name_)) , age(age_) , metadata(std::move(metadata_)) {} }; NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(person_without_private_data_2, age, name, metadata) class person_with_private_alphabet { public: bool operator==(const person_with_private_alphabet& other) { return a == other.a && b == other.b && c == other.c && d == other.d && e == other.e && f == other.f && g == other.g && h == other.h && i == other.i && j == other.j && k == other.k && l == other.l && m == other.m && n == other.n && o == other.o && p == other.p && q == other.q && r == other.r && s == other.s && t == other.t && u == other.u && v == other.v && w == other.w && x == other.x && y == other.y && z == other.z; } private: int a = 0; int b = 0; int c = 0; int d = 0; int e = 0; int f = 0; int g = 0; int h = 0; int i = 0; int j = 0; int k = 0; int l = 0; int m = 0; int n = 0; int o = 0; int p = 0; int q = 0; int r = 0; int s = 0; int t = 0; int u = 0; int v = 0; int w = 0; int x = 0; int y = 0; int z = 0; NLOHMANN_DEFINE_TYPE_INTRUSIVE(person_with_private_alphabet, a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z) }; class person_with_public_alphabet { public: bool operator==(const person_with_public_alphabet& other) { return a == other.a && b == other.b && c == other.c && d == other.d && e == other.e && f == other.f && g == other.g && h == other.h && i == other.i && j == other.j && k == other.k && l == other.l && m == other.m && n == other.n && o == other.o && p == other.p && q == other.q && r == other.r && s == other.s && t == other.t && u == other.u && v == other.v && w == other.w && x == other.x && y == other.y && z == other.z; } int a = 0; int b = 0; int c = 0; int d = 0; int e = 0; int f = 0; int g = 0; int h = 0; int i = 0; int j = 0; int k = 0; int l = 0; int m = 0; int n = 0; int o = 0; int p = 0; int q = 0; int r = 0; int s = 0; int t = 0; int u = 0; int v = 0; int w = 0; int x = 0; int y = 0; int z = 0; }; NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(person_with_public_alphabet, a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z) } // namespace persons TEST_CASE_TEMPLATE("Serialization/deserialization via NLOHMANN_DEFINE_TYPE_INTRUSIVE", T, persons::person_with_private_data, persons::person_without_private_data_1, persons::person_without_private_data_2) { SECTION("person") { // serialization T p1("Erik", 1, {{"haircuts", 2}}); CHECK(json(p1).dump() == "{\"age\":1,\"metadata\":{\"haircuts\":2},\"name\":\"Erik\"}"); // deserialization auto p2 = json(p1).get<T>(); CHECK(p2 == p1); // roundtrip CHECK(T(json(p1)) == p1); CHECK(json(T(json(p1))) == json(p1)); // check exception in case of missing field json j = json(p1); j.erase("age"); CHECK_THROWS_WITH_AS(j.get<T>(), "[json.exception.out_of_range.403] key 'age' not found", json::out_of_range); } } TEST_CASE_TEMPLATE("Serialization/deserialization of classes with 26 public/private member variables via NLOHMANN_DEFINE_TYPE_INTRUSIVE and NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE", T, persons::person_with_private_alphabet, persons::person_with_public_alphabet) { SECTION("alphabet") { { T obj1; nlohmann::json j = obj1; //via json object T obj2; j.get_to(obj2); bool ok = (obj1 == obj2); CHECK(ok); } { T obj1; nlohmann::json j1 = obj1; //via json string std::string s = j1.dump(); nlohmann::json j2 = nlohmann::json::parse(s); T obj2; j2.get_to(obj2); bool ok = (obj1 == obj2); CHECK(ok); } { T obj1; nlohmann::json j1 = obj1; //via msgpack std::vector<uint8_t> buf = nlohmann::json::to_msgpack(j1); nlohmann::json j2 = nlohmann::json::from_msgpack(buf); T obj2; j2.get_to(obj2); bool ok = (obj1 == obj2); CHECK(ok); } { T obj1; nlohmann::json j1 = obj1; //via bson std::vector<uint8_t> buf = nlohmann::json::to_bson(j1); nlohmann::json j2 = nlohmann::json::from_bson(buf); T obj2; j2.get_to(obj2); bool ok = (obj1 == obj2); CHECK(ok); } { T obj1; nlohmann::json j1 = obj1; //via cbor std::vector<uint8_t> buf = nlohmann::json::to_cbor(j1); nlohmann::json j2 = nlohmann::json::from_cbor(buf); T obj2; j2.get_to(obj2); bool ok = (obj1 == obj2); CHECK(ok); } { T obj1; nlohmann::json j1 = obj1; //via ubjson std::vector<uint8_t> buf = nlohmann::json::to_ubjson(j1); nlohmann::json j2 = nlohmann::json::from_ubjson(buf); T obj2; j2.get_to(obj2); bool ok = (obj1 == obj2); CHECK(ok); } } }