1311 lines
42 KiB
C++
1311 lines
42 KiB
C++
/*
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__ _____ _____ _____
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__| | __| | | | JSON for Modern C++ (test suite)
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| | |__ | | | | | | version 2.0.2
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|_____|_____|_____|_|___| https://github.com/nlohmann/json
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Licensed under the MIT License <http://opensource.org/licenses/MIT>.
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Copyright (c) 2013-2016 Niels Lohmann <http://nlohmann.me>.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "catch.hpp"
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#define private public
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#include "json.hpp"
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using nlohmann::json;
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#include <deque>
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#include <forward_list>
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#include <fstream>
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#include <list>
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#include <unordered_map>
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#include <unordered_set>
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TEST_CASE("constructors")
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{
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SECTION("create an empty value with a given type")
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{
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SECTION("null")
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{
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auto t = json::value_t::null;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("discarded")
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{
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auto t = json::value_t::discarded;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("object")
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{
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auto t = json::value_t::object;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("array")
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{
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auto t = json::value_t::array;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("boolean")
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{
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auto t = json::value_t::boolean;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("string")
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{
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auto t = json::value_t::string;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("number_integer")
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{
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auto t = json::value_t::number_integer;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("number_unsigned")
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{
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auto t = json::value_t::number_unsigned;
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json j(t);
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CHECK(j.type() == t);
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}
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SECTION("number_float")
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{
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auto t = json::value_t::number_float;
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json j(t);
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CHECK(j.type() == t);
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}
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}
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SECTION("create a null object (implicitly)")
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{
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SECTION("no parameter")
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{
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json j{};
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CHECK(j.type() == json::value_t::null);
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}
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}
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SECTION("create a null object (explicitly)")
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{
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SECTION("parameter")
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{
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json j(nullptr);
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CHECK(j.type() == json::value_t::null);
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}
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}
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SECTION("create an object (explicit)")
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{
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SECTION("empty object")
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{
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json::object_t o;
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json j(o);
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CHECK(j.type() == json::value_t::object);
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}
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SECTION("filled object")
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{
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json::object_t o {{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}};
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json j(o);
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CHECK(j.type() == json::value_t::object);
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}
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}
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SECTION("create an object (implicit)")
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{
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// reference object
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json::object_t o_reference {{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}};
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json j_reference(o_reference);
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SECTION("std::map<json::string_t, json>")
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{
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std::map<json::string_t, json> o {{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}};
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json j(o);
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CHECK(j.type() == json::value_t::object);
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CHECK(j == j_reference);
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}
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SECTION("std::map<const char*, json>")
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{
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std::map<const char*, json> o {{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}};
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json j(o);
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CHECK(j.type() == json::value_t::object);
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CHECK(j == j_reference);
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}
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SECTION("std::multimap<json::string_t, json>")
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{
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std::multimap<json::string_t, json> o {{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}};
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json j(o);
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CHECK(j.type() == json::value_t::object);
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CHECK(j == j_reference);
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}
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SECTION("std::unordered_map<json::string_t, json>")
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{
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std::unordered_map<json::string_t, json> o {{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}};
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json j(o);
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CHECK(j.type() == json::value_t::object);
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CHECK(j == j_reference);
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}
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SECTION("std::unordered_multimap<json::string_t, json>")
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{
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std::unordered_multimap<json::string_t, json> o {{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}};
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json j(o);
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CHECK(j.type() == json::value_t::object);
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CHECK(j == j_reference);
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}
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SECTION("associative container literal")
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{
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json j({{"a", json(1)}, {"b", json(1u)}, {"c", json(2.2)}, {"d", json(false)}, {"e", json("string")}, {"f", json()}});
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CHECK(j.type() == json::value_t::object);
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CHECK(j == j_reference);
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}
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}
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SECTION("create an array (explicit)")
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{
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SECTION("empty array")
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{
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json::array_t a;
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json j(a);
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CHECK(j.type() == json::value_t::array);
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}
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SECTION("filled array")
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{
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json::array_t a {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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}
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}
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SECTION("create an array (implicit)")
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{
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// reference array
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json::array_t a_reference {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j_reference(a_reference);
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SECTION("std::list<json>")
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{
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std::list<json> a {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == j_reference);
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}
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SECTION("std::forward_list<json>")
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{
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std::forward_list<json> a {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == j_reference);
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}
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SECTION("std::array<json, 5>")
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{
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std::array<json, 6> a {{json(1), json(1u), json(2.2), json(false), json("string"), json()}};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == j_reference);
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}
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SECTION("std::vector<json>")
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{
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std::vector<json> a {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == j_reference);
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}
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SECTION("std::deque<json>")
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{
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std::deque<json> a {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == j_reference);
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}
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SECTION("std::set<json>")
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{
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std::set<json> a {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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// we cannot really check for equality here
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}
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SECTION("std::unordered_set<json>")
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{
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std::unordered_set<json> a {json(1), json(1u), json(2.2), json(false), json("string"), json()};
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json j(a);
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CHECK(j.type() == json::value_t::array);
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// we cannot really check for equality here
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}
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SECTION("sequence container literal")
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{
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json j({json(1), json(1u), json(2.2), json(false), json("string"), json()});
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CHECK(j.type() == json::value_t::array);
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CHECK(j == j_reference);
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}
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}
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SECTION("create a string (explicit)")
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{
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SECTION("empty string")
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{
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json::string_t s;
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json j(s);
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CHECK(j.type() == json::value_t::string);
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}
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SECTION("filled string")
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{
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json::string_t s {"Hello world"};
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json j(s);
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CHECK(j.type() == json::value_t::string);
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}
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}
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SECTION("create a string (implicit)")
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{
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// reference string
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json::string_t s_reference {"Hello world"};
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json j_reference(s_reference);
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SECTION("std::string")
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{
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std::string s {"Hello world"};
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json j(s);
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CHECK(j.type() == json::value_t::string);
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CHECK(j == j_reference);
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}
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SECTION("char[]")
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{
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char s[] {"Hello world"};
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json j(s);
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CHECK(j.type() == json::value_t::string);
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CHECK(j == j_reference);
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}
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SECTION("const char*")
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{
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const char* s {"Hello world"};
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json j(s);
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CHECK(j.type() == json::value_t::string);
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CHECK(j == j_reference);
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}
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SECTION("string literal")
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{
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json j("Hello world");
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CHECK(j.type() == json::value_t::string);
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CHECK(j == j_reference);
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}
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}
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SECTION("create a boolean (explicit)")
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{
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SECTION("empty boolean")
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{
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json::boolean_t b{};
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json j(b);
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CHECK(j.type() == json::value_t::boolean);
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}
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SECTION("filled boolean (true)")
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{
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json j(true);
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CHECK(j.type() == json::value_t::boolean);
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}
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SECTION("filled boolean (false)")
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{
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json j(false);
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CHECK(j.type() == json::value_t::boolean);
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}
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}
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SECTION("create an integer number (explicit)")
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{
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SECTION("uninitialized value")
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{
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json::number_integer_t n{};
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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}
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SECTION("initialized value")
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{
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json::number_integer_t n(42);
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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}
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}
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SECTION("create an integer number (implicit)")
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{
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// reference objects
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json::number_integer_t n_reference = 42;
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json j_reference(n_reference);
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json::number_unsigned_t n_unsigned_reference = 42;
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json j_unsigned_reference(n_unsigned_reference);
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SECTION("short")
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{
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short n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("unsigned short")
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{
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unsigned short n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_unsigned);
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CHECK(j == j_unsigned_reference);
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}
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SECTION("int")
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{
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int n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("unsigned int")
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{
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unsigned int n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_unsigned);
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CHECK(j == j_unsigned_reference);
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}
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SECTION("long")
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{
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long n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("unsigned long")
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{
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unsigned long n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_unsigned);
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CHECK(j == j_unsigned_reference);
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}
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SECTION("long long")
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{
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long long n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("unsigned long long")
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{
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unsigned long long n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_unsigned);
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CHECK(j == j_unsigned_reference);
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}
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SECTION("int8_t")
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{
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int8_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int16_t")
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{
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int16_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int32_t")
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{
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int32_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int64_t")
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{
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int64_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_fast8_t")
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{
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int_fast8_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_fast16_t")
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{
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int_fast16_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_fast32_t")
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{
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int_fast32_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_fast64_t")
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{
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int_fast64_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_least8_t")
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{
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int_least8_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_least16_t")
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{
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int_least16_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_least32_t")
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{
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int_least32_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("int_least64_t")
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{
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int_least64_t n = 42;
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json j(n);
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CHECK(j.type() == json::value_t::number_integer);
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CHECK(j == j_reference);
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}
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SECTION("uint8_t")
|
|
{
|
|
uint8_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint16_t")
|
|
{
|
|
uint16_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint32_t")
|
|
{
|
|
uint32_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint64_t")
|
|
{
|
|
uint64_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_fast8_t")
|
|
{
|
|
uint_fast8_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_fast16_t")
|
|
{
|
|
uint_fast16_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_fast32_t")
|
|
{
|
|
uint_fast32_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_fast64_t")
|
|
{
|
|
uint_fast64_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_least8_t")
|
|
{
|
|
uint_least8_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_least16_t")
|
|
{
|
|
uint_least16_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_least32_t")
|
|
{
|
|
uint_least32_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("uint_least64_t")
|
|
{
|
|
uint_least64_t n = 42;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("integer literal without suffix")
|
|
{
|
|
json j(42);
|
|
CHECK(j.type() == json::value_t::number_integer);
|
|
CHECK(j == j_reference);
|
|
}
|
|
|
|
SECTION("integer literal with u suffix")
|
|
{
|
|
json j(42u);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("integer literal with l suffix")
|
|
{
|
|
json j(42l);
|
|
CHECK(j.type() == json::value_t::number_integer);
|
|
CHECK(j == j_reference);
|
|
}
|
|
|
|
SECTION("integer literal with ul suffix")
|
|
{
|
|
json j(42ul);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
|
|
SECTION("integer literal with ll suffix")
|
|
{
|
|
json j(42ll);
|
|
CHECK(j.type() == json::value_t::number_integer);
|
|
CHECK(j == j_reference);
|
|
}
|
|
|
|
SECTION("integer literal with ull suffix")
|
|
{
|
|
json j(42ull);
|
|
CHECK(j.type() == json::value_t::number_unsigned);
|
|
CHECK(j == j_unsigned_reference);
|
|
}
|
|
}
|
|
|
|
SECTION("create a floating-point number (explicit)")
|
|
{
|
|
SECTION("uninitialized value")
|
|
{
|
|
json::number_float_t n{};
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
}
|
|
|
|
SECTION("initialized value")
|
|
{
|
|
json::number_float_t n(42.23);
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
}
|
|
}
|
|
|
|
SECTION("create a floating-point number (implicit)")
|
|
{
|
|
// reference object
|
|
json::number_float_t n_reference = 42.23;
|
|
json j_reference(n_reference);
|
|
|
|
SECTION("float")
|
|
{
|
|
float n = 42.23;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
CHECK(j.m_value.number_float == Approx(j_reference.m_value.number_float));
|
|
}
|
|
|
|
SECTION("double")
|
|
{
|
|
double n = 42.23;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
CHECK(j.m_value.number_float == Approx(j_reference.m_value.number_float));
|
|
}
|
|
|
|
SECTION("long double")
|
|
{
|
|
long double n = 42.23;
|
|
json j(n);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
CHECK(j.m_value.number_float == Approx(j_reference.m_value.number_float));
|
|
}
|
|
|
|
SECTION("floating-point literal without suffix")
|
|
{
|
|
json j(42.23);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
CHECK(j.m_value.number_float == Approx(j_reference.m_value.number_float));
|
|
}
|
|
|
|
SECTION("integer literal with f suffix")
|
|
{
|
|
json j(42.23f);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
CHECK(j.m_value.number_float == Approx(j_reference.m_value.number_float));
|
|
}
|
|
|
|
SECTION("integer literal with l suffix")
|
|
{
|
|
json j(42.23l);
|
|
CHECK(j.type() == json::value_t::number_float);
|
|
CHECK(j.m_value.number_float == Approx(j_reference.m_value.number_float));
|
|
}
|
|
}
|
|
|
|
SECTION("create a container (array or object) from an initializer list")
|
|
{
|
|
SECTION("empty initializer list")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l;
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::object);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {};
|
|
CHECK(j.type() == json::value_t::null);
|
|
}
|
|
}
|
|
|
|
SECTION("one element")
|
|
{
|
|
SECTION("array")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {json(json::array_t())};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {json::array_t()};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("object")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {json(json::object_t())};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {json::object_t()};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("string")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {json("Hello world")};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {"Hello world"};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("boolean")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {json(true)};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {true};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("number (integer)")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {json(1)};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {1};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("number (unsigned)")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {json(1u)};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {1u};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("number (floating-point)")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {json(42.23)};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {42.23};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("more elements")
|
|
{
|
|
SECTION("explicit")
|
|
{
|
|
std::initializer_list<json> l = {1, 1u, 42.23, true, nullptr, json::object_t(), json::array_t()};
|
|
json j(l);
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("implicit")
|
|
{
|
|
json j {1, 1u, 42.23, true, nullptr, json::object_t(), json::array_t()};
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("implicit type deduction")
|
|
{
|
|
SECTION("object")
|
|
{
|
|
json j { {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false} };
|
|
CHECK(j.type() == json::value_t::object);
|
|
}
|
|
|
|
SECTION("array")
|
|
{
|
|
json j { {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false} , 13 };
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
|
|
SECTION("explicit type deduction")
|
|
{
|
|
SECTION("empty object")
|
|
{
|
|
json j = json::object();
|
|
CHECK(j.type() == json::value_t::object);
|
|
}
|
|
|
|
SECTION("object")
|
|
{
|
|
json j = json::object({ {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false} });
|
|
CHECK(j.type() == json::value_t::object);
|
|
}
|
|
|
|
SECTION("object with error")
|
|
{
|
|
CHECK_THROWS_AS(json::object({ {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false}, 13 }),
|
|
std::logic_error);
|
|
CHECK_THROWS_WITH(json::object({ {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false}, 13 }),
|
|
"cannot create object from initializer list");
|
|
}
|
|
|
|
SECTION("empty array")
|
|
{
|
|
json j = json::array();
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
|
|
SECTION("array")
|
|
{
|
|
json j = json::array({ {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false} });
|
|
CHECK(j.type() == json::value_t::array);
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("create an array of n copies of a given value")
|
|
{
|
|
json v = {1, "foo", 34.23, {1, 2, 3}, {{"A", 1}, {"B", 2u}}};
|
|
json arr(3, v);
|
|
CHECK(arr.size() == 3);
|
|
for (auto& x : arr)
|
|
{
|
|
CHECK(x == v);
|
|
}
|
|
}
|
|
|
|
SECTION("create a JSON container from an iterator range")
|
|
{
|
|
SECTION("object")
|
|
{
|
|
SECTION("json(begin(), end())")
|
|
{
|
|
{
|
|
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}};
|
|
json j_new(jobject.begin(), jobject.end());
|
|
CHECK(j_new == jobject);
|
|
}
|
|
{
|
|
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}};
|
|
json j_new(jobject.cbegin(), jobject.cend());
|
|
CHECK(j_new == jobject);
|
|
}
|
|
}
|
|
|
|
SECTION("json(begin(), begin())")
|
|
{
|
|
{
|
|
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}};
|
|
json j_new(jobject.begin(), jobject.begin());
|
|
CHECK(j_new == json::object());
|
|
}
|
|
{
|
|
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}};
|
|
json j_new(jobject.cbegin(), jobject.cbegin());
|
|
CHECK(j_new == json::object());
|
|
}
|
|
}
|
|
|
|
SECTION("construct from subrange")
|
|
{
|
|
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}, {"d", false}, {"e", true}};
|
|
json j_new(jobject.find("b"), jobject.find("e"));
|
|
CHECK(j_new == json({{"b", 1}, {"c", 17u}, {"d", false}}));
|
|
}
|
|
|
|
SECTION("incompatible iterators")
|
|
{
|
|
{
|
|
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}, {"d", false}, {"e", true}};
|
|
json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17u}};
|
|
CHECK_THROWS_AS(json(jobject.begin(), jobject2.end()), std::domain_error);
|
|
CHECK_THROWS_AS(json(jobject2.begin(), jobject.end()), std::domain_error);
|
|
CHECK_THROWS_WITH(json(jobject.begin(), jobject2.end()), "iterators are not compatible");
|
|
CHECK_THROWS_WITH(json(jobject2.begin(), jobject.end()), "iterators are not compatible");
|
|
}
|
|
{
|
|
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}, {"d", false}, {"e", true}};
|
|
json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17u}};
|
|
CHECK_THROWS_AS(json(jobject.cbegin(), jobject2.cend()), std::domain_error);
|
|
CHECK_THROWS_AS(json(jobject2.cbegin(), jobject.cend()), std::domain_error);
|
|
CHECK_THROWS_WITH(json(jobject.cbegin(), jobject2.cend()), "iterators are not compatible");
|
|
CHECK_THROWS_WITH(json(jobject2.cbegin(), jobject.cend()), "iterators are not compatible");
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("array")
|
|
{
|
|
SECTION("json(begin(), end())")
|
|
{
|
|
{
|
|
json jarray = {1, 2, 3, 4, 5};
|
|
json j_new(jarray.begin(), jarray.end());
|
|
CHECK(j_new == jarray);
|
|
}
|
|
{
|
|
json jarray = {1, 2, 3, 4, 5};
|
|
json j_new(jarray.cbegin(), jarray.cend());
|
|
CHECK(j_new == jarray);
|
|
}
|
|
}
|
|
|
|
SECTION("json(begin(), begin())")
|
|
{
|
|
{
|
|
json jarray = {1, 2, 3, 4, 5};
|
|
json j_new(jarray.begin(), jarray.begin());
|
|
CHECK(j_new == json::array());
|
|
}
|
|
{
|
|
json jarray = {1, 2, 3, 4, 5};
|
|
json j_new(jarray.cbegin(), jarray.cbegin());
|
|
CHECK(j_new == json::array());
|
|
}
|
|
}
|
|
|
|
SECTION("construct from subrange")
|
|
{
|
|
{
|
|
json jarray = {1, 2, 3, 4, 5};
|
|
json j_new(jarray.begin() + 1, jarray.begin() + 3);
|
|
CHECK(j_new == json({2, 3}));
|
|
}
|
|
{
|
|
json jarray = {1, 2, 3, 4, 5};
|
|
json j_new(jarray.cbegin() + 1, jarray.cbegin() + 3);
|
|
CHECK(j_new == json({2, 3}));
|
|
}
|
|
}
|
|
|
|
SECTION("incompatible iterators")
|
|
{
|
|
{
|
|
json jarray = {1, 2, 3, 4};
|
|
json jarray2 = {2, 3, 4, 5};
|
|
CHECK_THROWS_AS(json(jarray.begin(), jarray2.end()), std::domain_error);
|
|
CHECK_THROWS_AS(json(jarray2.begin(), jarray.end()), std::domain_error);
|
|
CHECK_THROWS_WITH(json(jarray.begin(), jarray2.end()), "iterators are not compatible");
|
|
CHECK_THROWS_WITH(json(jarray2.begin(), jarray.end()), "iterators are not compatible");
|
|
}
|
|
{
|
|
json jarray = {1, 2, 3, 4};
|
|
json jarray2 = {2, 3, 4, 5};
|
|
CHECK_THROWS_AS(json(jarray.cbegin(), jarray2.cend()), std::domain_error);
|
|
CHECK_THROWS_AS(json(jarray2.cbegin(), jarray.cend()), std::domain_error);
|
|
CHECK_THROWS_WITH(json(jarray.cbegin(), jarray2.cend()), "iterators are not compatible");
|
|
CHECK_THROWS_WITH(json(jarray2.cbegin(), jarray.cend()), "iterators are not compatible");
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("other values")
|
|
{
|
|
SECTION("construct with two valid iterators")
|
|
{
|
|
SECTION("null")
|
|
{
|
|
{
|
|
json j;
|
|
CHECK_THROWS_AS(json(j.begin(), j.end()), std::domain_error);
|
|
CHECK_THROWS_WITH(json(j.begin(), j.end()), "cannot use construct with iterators from null");
|
|
}
|
|
{
|
|
json j;
|
|
CHECK_THROWS_AS(json(j.cbegin(), j.cend()), std::domain_error);
|
|
CHECK_THROWS_WITH(json(j.cbegin(), j.cend()), "cannot use construct with iterators from null");
|
|
}
|
|
}
|
|
|
|
SECTION("string")
|
|
{
|
|
{
|
|
json j = "foo";
|
|
json j_new(j.begin(), j.end());
|
|
CHECK(j == j_new);
|
|
}
|
|
{
|
|
json j = "bar";
|
|
json j_new(j.cbegin(), j.cend());
|
|
CHECK(j == j_new);
|
|
}
|
|
}
|
|
|
|
SECTION("number (boolean)")
|
|
{
|
|
{
|
|
json j = false;
|
|
json j_new(j.begin(), j.end());
|
|
CHECK(j == j_new);
|
|
}
|
|
{
|
|
json j = true;
|
|
json j_new(j.cbegin(), j.cend());
|
|
CHECK(j == j_new);
|
|
}
|
|
}
|
|
|
|
SECTION("number (integer)")
|
|
{
|
|
{
|
|
json j = 17;
|
|
json j_new(j.begin(), j.end());
|
|
CHECK(j == j_new);
|
|
}
|
|
{
|
|
json j = 17;
|
|
json j_new(j.cbegin(), j.cend());
|
|
CHECK(j == j_new);
|
|
}
|
|
}
|
|
|
|
SECTION("number (unsigned)")
|
|
{
|
|
{
|
|
json j = 17u;
|
|
json j_new(j.begin(), j.end());
|
|
CHECK(j == j_new);
|
|
}
|
|
{
|
|
json j = 17u;
|
|
json j_new(j.cbegin(), j.cend());
|
|
CHECK(j == j_new);
|
|
}
|
|
}
|
|
|
|
SECTION("number (floating point)")
|
|
{
|
|
{
|
|
json j = 23.42;
|
|
json j_new(j.begin(), j.end());
|
|
CHECK(j == j_new);
|
|
}
|
|
{
|
|
json j = 23.42;
|
|
json j_new(j.cbegin(), j.cend());
|
|
CHECK(j == j_new);
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("construct with two invalid iterators")
|
|
{
|
|
SECTION("string")
|
|
{
|
|
{
|
|
json j = "foo";
|
|
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
|
|
}
|
|
{
|
|
json j = "bar";
|
|
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
|
|
}
|
|
}
|
|
|
|
SECTION("number (boolean)")
|
|
{
|
|
{
|
|
json j = false;
|
|
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
|
|
}
|
|
{
|
|
json j = true;
|
|
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
|
|
}
|
|
}
|
|
|
|
SECTION("number (integer)")
|
|
{
|
|
{
|
|
json j = 17;
|
|
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
|
|
}
|
|
{
|
|
json j = 17;
|
|
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
|
|
}
|
|
}
|
|
|
|
SECTION("number (integer)")
|
|
{
|
|
{
|
|
json j = 17u;
|
|
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
|
|
}
|
|
{
|
|
json j = 17u;
|
|
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
|
|
}
|
|
}
|
|
|
|
SECTION("number (floating point)")
|
|
{
|
|
{
|
|
json j = 23.42;
|
|
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
|
|
}
|
|
{
|
|
json j = 23.42;
|
|
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
|
|
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
|
|
CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
|
|
CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("create a JSON value from an input stream")
|
|
{
|
|
SECTION("std::stringstream")
|
|
{
|
|
std::stringstream ss;
|
|
ss << "[\"foo\",1,2,3,false,{\"one\":1}]";
|
|
json j(ss);
|
|
CHECK(j == json({"foo", 1, 2, 3, false, {{"one", 1}}}));
|
|
}
|
|
|
|
SECTION("with callback function")
|
|
{
|
|
std::stringstream ss;
|
|
ss << "[\"foo\",1,2,3,false,{\"one\":1}]";
|
|
json j(ss, [](int, json::parse_event_t, const json & val)
|
|
{
|
|
// filter all number(2) elements
|
|
if (val == json(2))
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
});
|
|
CHECK(j == json({"foo", 1, 3, false, {{"one", 1}}}));
|
|
}
|
|
|
|
SECTION("std::ifstream")
|
|
{
|
|
std::ifstream f("test/data/json_tests/pass1.json");
|
|
json j(f);
|
|
}
|
|
}
|
|
}
|