936 lines
32 KiB
C++
936 lines
32 KiB
C++
/*
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__ _____ _____ _____
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__| | __| | | | JSON for Modern C++ (test suite)
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| | |__ | | | | | | version 3.1.2
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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) 2013-2018 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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#include <nlohmann/json.hpp>
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using nlohmann::json;
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TEST_CASE("modifiers")
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{
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SECTION("clear()")
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{
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SECTION("boolean")
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{
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json j = true;
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json k = j;
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j.clear();
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CHECK(j == json(json::value_t::boolean));
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CHECK(j == json(k.type()));
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}
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SECTION("string")
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{
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json j = "hello world";
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json k = j;
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j.clear();
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CHECK(j == json(json::value_t::string));
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CHECK(j == json(k.type()));
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}
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SECTION("array")
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{
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SECTION("empty array")
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{
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json j = json::array();
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json k = j;
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j.clear();
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CHECK(j.empty());
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CHECK(j == json(json::value_t::array));
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CHECK(j == json(k.type()));
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}
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SECTION("filled array")
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{
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json j = {1, 2, 3};
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json k = j;
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j.clear();
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CHECK(j.empty());
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CHECK(j == json(json::value_t::array));
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CHECK(j == json(k.type()));
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}
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}
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SECTION("object")
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{
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SECTION("empty object")
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{
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json j = json::object();
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json k = j;
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j.clear();
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CHECK(j.empty());
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CHECK(j == json(json::value_t::object));
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CHECK(j == json(k.type()));
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}
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SECTION("filled object")
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{
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json j = {{"one", 1}, {"two", 2}, {"three", 3}};
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json k = j;
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j.clear();
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CHECK(j.empty());
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CHECK(j == json(json::value_t::object));
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CHECK(j == json(k.type()));
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}
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}
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SECTION("number (integer)")
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{
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json j = 23;
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json k = j;
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j.clear();
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CHECK(j == json(json::value_t::number_integer));
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CHECK(j == json(k.type()));
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}
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SECTION("number (unsigned)")
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{
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json j = 23u;
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json k = j;
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j.clear();
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CHECK(j == json(json::value_t::number_integer));
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CHECK(j == json(k.type()));
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}
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SECTION("number (float)")
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{
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json j = 23.42;
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json k = j;
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j.clear();
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CHECK(j == json(json::value_t::number_float));
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CHECK(j == json(k.type()));
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}
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SECTION("null")
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{
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json j = nullptr;
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json k = j;
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j.clear();
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CHECK(j == json(json::value_t::null));
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CHECK(j == json(k.type()));
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}
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}
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SECTION("push_back()")
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{
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SECTION("to array")
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{
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SECTION("json&&")
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{
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SECTION("null")
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{
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json j;
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j.push_back(1);
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j.push_back(2);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2}));
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}
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SECTION("array")
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{
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json j = {1, 2, 3};
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j.push_back("Hello");
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2, 3, "Hello"}));
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}
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SECTION("other type")
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{
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json j = 1;
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CHECK_THROWS_AS(j.push_back("Hello"), json::type_error&);
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CHECK_THROWS_WITH(j.push_back("Hello"), "[json.exception.type_error.308] cannot use push_back() with number");
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}
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}
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SECTION("const json&")
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{
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SECTION("null")
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{
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json j;
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json k(1);
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j.push_back(k);
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j.push_back(k);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 1}));
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}
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SECTION("array")
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{
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json j = {1, 2, 3};
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json k("Hello");
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j.push_back(k);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2, 3, "Hello"}));
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}
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SECTION("other type")
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{
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json j = 1;
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json k("Hello");
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CHECK_THROWS_AS(j.push_back(k), json::type_error&);
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CHECK_THROWS_WITH(j.push_back(k), "[json.exception.type_error.308] cannot use push_back() with number");
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}
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}
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}
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SECTION("to object")
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{
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SECTION("null")
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{
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json j;
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j.push_back(json::object_t::value_type({"one", 1}));
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j.push_back(json::object_t::value_type({"two", 2}));
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CHECK(j.type() == json::value_t::object);
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CHECK(j.size() == 2);
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CHECK(j["one"] == json(1));
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CHECK(j["two"] == json(2));
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}
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SECTION("object")
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{
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json j(json::value_t::object);
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j.push_back(json::object_t::value_type({"one", 1}));
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j.push_back(json::object_t::value_type({"two", 2}));
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CHECK(j.size() == 2);
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CHECK(j["one"] == json(1));
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CHECK(j["two"] == json(2));
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}
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SECTION("other type")
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{
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json j = 1;
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json k("Hello");
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CHECK_THROWS_AS(j.push_back(json::object_t::value_type({"one", 1})), json::type_error&);
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CHECK_THROWS_WITH(j.push_back(json::object_t::value_type({"one", 1})),
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"[json.exception.type_error.308] cannot use push_back() with number");
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}
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}
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SECTION("with initializer_list")
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{
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SECTION("null")
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{
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json j;
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j.push_back({"foo", "bar"});
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CHECK(j == json::array({{"foo", "bar"}}));
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json k;
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k.push_back({1, 2, 3});
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CHECK(k == json::array({{1, 2, 3}}));
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}
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SECTION("array")
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{
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json j = {1, 2, 3};
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j.push_back({"foo", "bar"});
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CHECK(j == json({1, 2, 3, {"foo", "bar"}}));
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json k = {1, 2, 3};
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k.push_back({1, 2, 3});
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CHECK(k == json({1, 2, 3, {1, 2, 3}}));
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}
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SECTION("object")
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{
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json j = {{"key1", 1}};
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j.push_back({"key2", "bar"});
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CHECK(j == json({{"key1", 1}, {"key2", "bar"}}));
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// invalid values (no string/val pair)
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CHECK_THROWS_AS(j.push_back({1}), json::type_error&);
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CHECK_THROWS_WITH(j.push_back({1}), "[json.exception.type_error.308] cannot use push_back() with object");
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CHECK_THROWS_AS(j.push_back({1, 2}), json::type_error&);
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CHECK_THROWS_WITH(j.push_back({1, 2}), "[json.exception.type_error.308] cannot use push_back() with object");
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CHECK_THROWS_AS(j.push_back({1, 2, 3, 4}), json::type_error&);
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CHECK_THROWS_WITH(j.push_back({1, 2, 3, 4}), "[json.exception.type_error.308] cannot use push_back() with object");
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}
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}
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}
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SECTION("emplace_back()")
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{
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SECTION("to array")
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{
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SECTION("null")
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{
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json j;
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j.emplace_back(1);
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j.emplace_back(2);
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2}));
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}
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SECTION("array")
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{
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json j = {1, 2, 3};
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j.emplace_back("Hello");
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2, 3, "Hello"}));
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}
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SECTION("multiple values")
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{
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json j;
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j.emplace_back(3, "foo");
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({{"foo", "foo", "foo"}}));
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}
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}
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SECTION("other type")
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{
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json j = 1;
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CHECK_THROWS_AS(j.emplace_back("Hello"), json::type_error&);
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CHECK_THROWS_WITH(j.emplace_back("Hello"),
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"[json.exception.type_error.311] cannot use emplace_back() with number");
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}
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}
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SECTION("emplace()")
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{
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SECTION("to object")
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{
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SECTION("null")
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{
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// start with a null value
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json j;
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// add a new key
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auto res1 = j.emplace("foo", "bar");
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CHECK(res1.second == true);
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CHECK(*res1.first == "bar");
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// the null value is changed to an object
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CHECK(j.type() == json::value_t::object);
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// add a new key
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auto res2 = j.emplace("baz", "bam");
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CHECK(res2.second == true);
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CHECK(*res2.first == "bam");
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// we try to insert at given key - no change
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auto res3 = j.emplace("baz", "bad");
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CHECK(res3.second == false);
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CHECK(*res3.first == "bam");
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// the final object
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CHECK(j == json({{"baz", "bam"}, {"foo", "bar"}}));
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}
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SECTION("object")
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{
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// start with an object
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json j = {{"foo", "bar"}};
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// add a new key
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auto res1 = j.emplace("baz", "bam");
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CHECK(res1.second == true);
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CHECK(*res1.first == "bam");
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// add an existing key
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auto res2 = j.emplace("foo", "bad");
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CHECK(res2.second == false);
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CHECK(*res2.first == "bar");
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// check final object
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CHECK(j == json({{"baz", "bam"}, {"foo", "bar"}}));
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}
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}
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SECTION("other type")
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{
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json j = 1;
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CHECK_THROWS_AS(j.emplace("foo", "bar"), json::type_error&);
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CHECK_THROWS_WITH(j.emplace("foo", "bar"),
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"[json.exception.type_error.311] cannot use emplace() with number");
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}
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}
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SECTION("operator+=")
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{
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SECTION("to array")
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{
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SECTION("json&&")
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{
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SECTION("null")
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{
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json j;
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j += 1;
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j += 2;
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2}));
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}
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SECTION("array")
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{
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json j = {1, 2, 3};
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j += "Hello";
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2, 3, "Hello"}));
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}
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SECTION("other type")
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{
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json j = 1;
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CHECK_THROWS_AS(j += "Hello", json::type_error&);
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CHECK_THROWS_WITH(j += "Hello", "[json.exception.type_error.308] cannot use push_back() with number");
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}
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}
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SECTION("const json&")
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{
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SECTION("null")
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{
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json j;
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json k(1);
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j += k;
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j += k;
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 1}));
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}
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SECTION("array")
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{
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json j = {1, 2, 3};
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json k("Hello");
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j += k;
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CHECK(j.type() == json::value_t::array);
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CHECK(j == json({1, 2, 3, "Hello"}));
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}
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SECTION("other type")
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{
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json j = 1;
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json k("Hello");
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CHECK_THROWS_AS(j += k, json::type_error&);
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CHECK_THROWS_WITH(j += k, "[json.exception.type_error.308] cannot use push_back() with number");
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}
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}
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}
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SECTION("to object")
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{
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SECTION("null")
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{
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json j;
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j += json::object_t::value_type({"one", 1});
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j += json::object_t::value_type({"two", 2});
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CHECK(j.type() == json::value_t::object);
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CHECK(j.size() == 2);
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CHECK(j["one"] == json(1));
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CHECK(j["two"] == json(2));
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}
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SECTION("object")
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{
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json j(json::value_t::object);
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j += json::object_t::value_type({"one", 1});
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j += json::object_t::value_type({"two", 2});
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CHECK(j.size() == 2);
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CHECK(j["one"] == json(1));
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CHECK(j["two"] == json(2));
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}
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SECTION("other type")
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{
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json j = 1;
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json k("Hello");
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CHECK_THROWS_AS(j += json::object_t::value_type({"one", 1}), json::type_error&);
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CHECK_THROWS_WITH(j += json::object_t::value_type({"one", 1}),
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"[json.exception.type_error.308] cannot use push_back() with number");
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}
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}
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SECTION("with initializer_list")
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{
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SECTION("null")
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{
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json j;
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j += {"foo", "bar"};
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CHECK(j == json::array({{"foo", "bar"}}));
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json k;
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k += {1, 2, 3};
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CHECK(k == json::array({{1, 2, 3}}));
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}
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SECTION("array")
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{
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json j = {1, 2, 3};
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j += {"foo", "bar"};
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CHECK(j == json({1, 2, 3, {"foo", "bar"}}));
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json k = {1, 2, 3};
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k += {1, 2, 3};
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CHECK(k == json({1, 2, 3, {1, 2, 3}}));
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}
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SECTION("object")
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{
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json j = {{"key1", 1}};
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j += {"key2", "bar"};
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CHECK(j == json({{"key1", 1}, {"key2", "bar"}}));
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json k = {{"key1", 1}};
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CHECK_THROWS_AS((k += {1, 2, 3, 4}), json::type_error&);
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CHECK_THROWS_WITH((k += {1, 2, 3, 4}), "[json.exception.type_error.308] cannot use push_back() with object");
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}
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}
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}
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SECTION("insert()")
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{
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json j_array = {1, 2, 3, 4};
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json j_value = 5;
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SECTION("value at position")
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{
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SECTION("insert before begin()")
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{
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auto it = j_array.insert(j_array.begin(), j_value);
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CHECK(j_array.size() == 5);
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CHECK(*it == j_value);
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CHECK(j_array.begin() == it);
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CHECK(j_array == json({5, 1, 2, 3, 4}));
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}
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SECTION("insert in the middle")
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{
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auto it = j_array.insert(j_array.begin() + 2, j_value);
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CHECK(j_array.size() == 5);
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CHECK(*it == j_value);
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CHECK((it - j_array.begin()) == 2);
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CHECK(j_array == json({1, 2, 5, 3, 4}));
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}
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SECTION("insert before end()")
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{
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auto it = j_array.insert(j_array.end(), j_value);
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CHECK(j_array.size() == 5);
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CHECK(*it == j_value);
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CHECK((j_array.end() - it) == 1);
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CHECK(j_array == json({1, 2, 3, 4, 5}));
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}
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}
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|
|
SECTION("rvalue at position")
|
|
{
|
|
SECTION("insert before begin()")
|
|
{
|
|
auto it = j_array.insert(j_array.begin(), 5);
|
|
CHECK(j_array.size() == 5);
|
|
CHECK(*it == j_value);
|
|
CHECK(j_array.begin() == it);
|
|
CHECK(j_array == json({5, 1, 2, 3, 4}));
|
|
}
|
|
|
|
SECTION("insert in the middle")
|
|
{
|
|
auto it = j_array.insert(j_array.begin() + 2, 5);
|
|
CHECK(j_array.size() == 5);
|
|
CHECK(*it == j_value);
|
|
CHECK((it - j_array.begin()) == 2);
|
|
CHECK(j_array == json({1, 2, 5, 3, 4}));
|
|
}
|
|
|
|
SECTION("insert before end()")
|
|
{
|
|
auto it = j_array.insert(j_array.end(), 5);
|
|
CHECK(j_array.size() == 5);
|
|
CHECK(*it == j_value);
|
|
CHECK((j_array.end() - it) == 1);
|
|
CHECK(j_array == json({1, 2, 3, 4, 5}));
|
|
}
|
|
}
|
|
|
|
SECTION("copies at position")
|
|
{
|
|
SECTION("insert before begin()")
|
|
{
|
|
auto it = j_array.insert(j_array.begin(), 3, 5);
|
|
CHECK(j_array.size() == 7);
|
|
CHECK(*it == j_value);
|
|
CHECK(j_array.begin() == it);
|
|
CHECK(j_array == json({5, 5, 5, 1, 2, 3, 4}));
|
|
}
|
|
|
|
SECTION("insert in the middle")
|
|
{
|
|
auto it = j_array.insert(j_array.begin() + 2, 3, 5);
|
|
CHECK(j_array.size() == 7);
|
|
CHECK(*it == j_value);
|
|
CHECK((it - j_array.begin()) == 2);
|
|
CHECK(j_array == json({1, 2, 5, 5, 5, 3, 4}));
|
|
}
|
|
|
|
SECTION("insert before end()")
|
|
{
|
|
auto it = j_array.insert(j_array.end(), 3, 5);
|
|
CHECK(j_array.size() == 7);
|
|
CHECK(*it == j_value);
|
|
CHECK((j_array.end() - it) == 3);
|
|
CHECK(j_array == json({1, 2, 3, 4, 5, 5, 5}));
|
|
}
|
|
|
|
SECTION("insert nothing (count = 0)")
|
|
{
|
|
auto it = j_array.insert(j_array.end(), 0, 5);
|
|
CHECK(j_array.size() == 4);
|
|
// the returned iterator points to the first inserted element;
|
|
// there were 4 elements, so it should point to the 5th
|
|
CHECK(it == j_array.begin() + 4);
|
|
CHECK(j_array == json({1, 2, 3, 4}));
|
|
}
|
|
}
|
|
|
|
SECTION("range for array")
|
|
{
|
|
json j_other_array = {"first", "second"};
|
|
|
|
SECTION("proper usage")
|
|
{
|
|
auto it = j_array.insert(j_array.end(), j_other_array.begin(), j_other_array.end());
|
|
CHECK(j_array.size() == 6);
|
|
CHECK(*it == *j_other_array.begin());
|
|
CHECK((j_array.end() - it) == 2);
|
|
CHECK(j_array == json({1, 2, 3, 4, "first", "second"}));
|
|
}
|
|
|
|
SECTION("empty range")
|
|
{
|
|
auto it = j_array.insert(j_array.end(), j_other_array.begin(), j_other_array.begin());
|
|
CHECK(j_array.size() == 4);
|
|
CHECK(it == j_array.end());
|
|
CHECK(j_array == json({1, 2, 3, 4}));
|
|
}
|
|
|
|
SECTION("invalid iterators")
|
|
{
|
|
json j_other_array2 = {"first", "second"};
|
|
|
|
CHECK_THROWS_AS(j_array.insert(j_array.end(), j_array.begin(), j_array.end()),
|
|
json::invalid_iterator&);
|
|
CHECK_THROWS_AS(j_array.insert(j_array.end(), j_other_array.begin(), j_other_array2.end()),
|
|
json::invalid_iterator&);
|
|
|
|
CHECK_THROWS_WITH(j_array.insert(j_array.end(), j_array.begin(), j_array.end()),
|
|
"[json.exception.invalid_iterator.211] passed iterators may not belong to container");
|
|
CHECK_THROWS_WITH(j_array.insert(j_array.end(), j_other_array.begin(), j_other_array2.end()),
|
|
"[json.exception.invalid_iterator.210] iterators do not fit");
|
|
}
|
|
}
|
|
|
|
SECTION("range for object")
|
|
{
|
|
json j_object1 = {{"one", "eins"}, {"two", "zwei"}};
|
|
json j_object2 = {{"eleven", "elf"}, {"seventeen", "siebzehn"}};
|
|
|
|
SECTION("proper usage")
|
|
{
|
|
j_object1.insert(j_object2.begin(), j_object2.end());
|
|
CHECK(j_object1.size() == 4);
|
|
}
|
|
|
|
SECTION("empty range")
|
|
{
|
|
j_object1.insert(j_object2.begin(), j_object2.begin());
|
|
CHECK(j_object1.size() == 2);
|
|
}
|
|
|
|
SECTION("invalid iterators")
|
|
{
|
|
json j_other_array2 = {"first", "second"};
|
|
|
|
CHECK_THROWS_AS(j_array.insert(j_object2.begin(), j_object2.end()), json::type_error&);
|
|
CHECK_THROWS_AS(j_object1.insert(j_object1.begin(), j_object2.end()), json::invalid_iterator&);
|
|
CHECK_THROWS_AS(j_object1.insert(j_array.begin(), j_array.end()), json::invalid_iterator&);
|
|
|
|
CHECK_THROWS_WITH(j_array.insert(j_object2.begin(), j_object2.end()),
|
|
"[json.exception.type_error.309] cannot use insert() with array");
|
|
CHECK_THROWS_WITH(j_object1.insert(j_object1.begin(), j_object2.end()),
|
|
"[json.exception.invalid_iterator.210] iterators do not fit");
|
|
CHECK_THROWS_WITH(j_object1.insert(j_array.begin(), j_array.end()),
|
|
"[json.exception.invalid_iterator.202] iterators first and last must point to objects");
|
|
}
|
|
}
|
|
|
|
SECTION("initializer list at position")
|
|
{
|
|
SECTION("insert before begin()")
|
|
{
|
|
auto it = j_array.insert(j_array.begin(), {7, 8, 9});
|
|
CHECK(j_array.size() == 7);
|
|
CHECK(*it == json(7));
|
|
CHECK(j_array.begin() == it);
|
|
CHECK(j_array == json({7, 8, 9, 1, 2, 3, 4}));
|
|
}
|
|
|
|
SECTION("insert in the middle")
|
|
{
|
|
auto it = j_array.insert(j_array.begin() + 2, {7, 8, 9});
|
|
CHECK(j_array.size() == 7);
|
|
CHECK(*it == json(7));
|
|
CHECK((it - j_array.begin()) == 2);
|
|
CHECK(j_array == json({1, 2, 7, 8, 9, 3, 4}));
|
|
}
|
|
|
|
SECTION("insert before end()")
|
|
{
|
|
auto it = j_array.insert(j_array.end(), {7, 8, 9});
|
|
CHECK(j_array.size() == 7);
|
|
CHECK(*it == json(7));
|
|
CHECK((j_array.end() - it) == 3);
|
|
CHECK(j_array == json({1, 2, 3, 4, 7, 8, 9}));
|
|
}
|
|
}
|
|
|
|
SECTION("invalid iterator")
|
|
{
|
|
// pass iterator to a different array
|
|
json j_another_array = {1, 2};
|
|
json j_yet_another_array = {"first", "second"};
|
|
CHECK_THROWS_AS(j_array.insert(j_another_array.end(), 10), json::invalid_iterator&);
|
|
CHECK_THROWS_AS(j_array.insert(j_another_array.end(), j_value), json::invalid_iterator&);
|
|
CHECK_THROWS_AS(j_array.insert(j_another_array.end(), 10, 11), json::invalid_iterator&);
|
|
CHECK_THROWS_AS(j_array.insert(j_another_array.end(), j_yet_another_array.begin(), j_yet_another_array.end()), json::invalid_iterator&);
|
|
CHECK_THROWS_AS(j_array.insert(j_another_array.end(), {1, 2, 3, 4}), json::invalid_iterator&);
|
|
|
|
CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), 10),
|
|
"[json.exception.invalid_iterator.202] iterator does not fit current value");
|
|
CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), j_value),
|
|
"[json.exception.invalid_iterator.202] iterator does not fit current value");
|
|
CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), 10, 11),
|
|
"[json.exception.invalid_iterator.202] iterator does not fit current value");
|
|
CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), j_yet_another_array.begin(), j_yet_another_array.end()),
|
|
"[json.exception.invalid_iterator.202] iterator does not fit current value");
|
|
CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), {1, 2, 3, 4}),
|
|
"[json.exception.invalid_iterator.202] iterator does not fit current value");
|
|
}
|
|
|
|
SECTION("non-array type")
|
|
{
|
|
// call insert on a non-array type
|
|
json j_nonarray = 3;
|
|
json j_yet_another_array = {"first", "second"};
|
|
CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), 10), json::type_error&);
|
|
CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), j_value), json::type_error&);
|
|
CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), 10, 11), json::type_error&);
|
|
CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), j_yet_another_array.begin(),
|
|
j_yet_another_array.end()), json::type_error&);
|
|
CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), {1, 2, 3, 4}), json::type_error&);
|
|
|
|
CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), 10), "[json.exception.type_error.309] cannot use insert() with number");
|
|
CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), j_value), "[json.exception.type_error.309] cannot use insert() with number");
|
|
CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), 10, 11), "[json.exception.type_error.309] cannot use insert() with number");
|
|
CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), j_yet_another_array.begin(),
|
|
j_yet_another_array.end()), "[json.exception.type_error.309] cannot use insert() with number");
|
|
CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), {1, 2, 3, 4}),
|
|
"[json.exception.type_error.309] cannot use insert() with number");
|
|
}
|
|
}
|
|
|
|
SECTION("update()")
|
|
{
|
|
json j_object1 = {{"one", "eins"}, {"two", "zwei"}};
|
|
json j_object2 = {{"three", "drei"}, {"two", "zwo"}};
|
|
json j_array = {1, 2, 3, 4};
|
|
|
|
SECTION("const reference")
|
|
{
|
|
SECTION("proper usage")
|
|
{
|
|
j_object1.update(j_object2);
|
|
CHECK(j_object1 == json({{"one", "eins"}, {"two", "zwo"}, {"three", "drei"}}));
|
|
|
|
json j_null;
|
|
j_null.update(j_object2);
|
|
CHECK(j_null == j_object2);
|
|
}
|
|
|
|
SECTION("wrong types")
|
|
{
|
|
CHECK_THROWS_AS(j_array.update(j_object1), json::type_error&);
|
|
CHECK_THROWS_WITH(j_array.update(j_object1), "[json.exception.type_error.312] cannot use update() with array");
|
|
|
|
CHECK_THROWS_AS(j_object1.update(j_array), json::type_error&);
|
|
CHECK_THROWS_WITH(j_object1.update(j_array), "[json.exception.type_error.312] cannot use update() with array");
|
|
}
|
|
}
|
|
|
|
SECTION("iterator range")
|
|
{
|
|
SECTION("proper usage")
|
|
{
|
|
j_object1.update(j_object2.begin(), j_object2.end());
|
|
CHECK(j_object1 == json({{"one", "eins"}, {"two", "zwo"}, {"three", "drei"}}));
|
|
|
|
json j_null;
|
|
j_null.update(j_object2.begin(), j_object2.end());
|
|
CHECK(j_null == j_object2);
|
|
}
|
|
|
|
SECTION("empty range")
|
|
{
|
|
j_object1.update(j_object2.begin(), j_object2.begin());
|
|
CHECK(j_object1 == json({{"one", "eins"}, {"two", "zwei"}}));
|
|
}
|
|
|
|
SECTION("invalid iterators")
|
|
{
|
|
json j_other_array2 = {"first", "second"};
|
|
|
|
CHECK_THROWS_AS(j_array.update(j_object2.begin(), j_object2.end()), json::type_error&);
|
|
CHECK_THROWS_AS(j_object1.update(j_object1.begin(), j_object2.end()), json::invalid_iterator&);
|
|
CHECK_THROWS_AS(j_object1.update(j_array.begin(), j_array.end()), json::invalid_iterator&);
|
|
|
|
CHECK_THROWS_WITH(j_array.update(j_object2.begin(), j_object2.end()),
|
|
"[json.exception.type_error.312] cannot use update() with array");
|
|
CHECK_THROWS_WITH(j_object1.update(j_object1.begin(), j_object2.end()),
|
|
"[json.exception.invalid_iterator.210] iterators do not fit");
|
|
CHECK_THROWS_WITH(j_object1.update(j_array.begin(), j_array.end()),
|
|
"[json.exception.invalid_iterator.202] iterators first and last must point to objects");
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("swap()")
|
|
{
|
|
SECTION("json")
|
|
{
|
|
SECTION("member swap")
|
|
{
|
|
json j("hello world");
|
|
json k(42.23);
|
|
|
|
j.swap(k);
|
|
|
|
CHECK(j == json(42.23));
|
|
CHECK(k == json("hello world"));
|
|
}
|
|
|
|
SECTION("nonmember swap")
|
|
{
|
|
json j("hello world");
|
|
json k(42.23);
|
|
|
|
std::swap(j, k);
|
|
|
|
CHECK(j == json(42.23));
|
|
CHECK(k == json("hello world"));
|
|
}
|
|
}
|
|
|
|
SECTION("array_t")
|
|
{
|
|
SECTION("array_t type")
|
|
{
|
|
json j = {1, 2, 3, 4};
|
|
json::array_t a = {"foo", "bar", "baz"};
|
|
|
|
j.swap(a);
|
|
|
|
CHECK(j == json({"foo", "bar", "baz"}));
|
|
|
|
j.swap(a);
|
|
|
|
CHECK(j == json({1, 2, 3, 4}));
|
|
}
|
|
|
|
SECTION("non-array_t type")
|
|
{
|
|
json j = 17;
|
|
json::array_t a = {"foo", "bar", "baz"};
|
|
|
|
CHECK_THROWS_AS(j.swap(a), json::type_error&);
|
|
CHECK_THROWS_WITH(j.swap(a), "[json.exception.type_error.310] cannot use swap() with number");
|
|
}
|
|
}
|
|
|
|
SECTION("object_t")
|
|
{
|
|
SECTION("object_t type")
|
|
{
|
|
json j = {{"one", 1}, {"two", 2}};
|
|
json::object_t o = {{"cow", "Kuh"}, {"chicken", "Huhn"}};
|
|
|
|
j.swap(o);
|
|
|
|
CHECK(j == json({{"cow", "Kuh"}, {"chicken", "Huhn"}}));
|
|
|
|
j.swap(o);
|
|
|
|
CHECK(j == json({{"one", 1}, {"two", 2}}));
|
|
}
|
|
|
|
SECTION("non-object_t type")
|
|
{
|
|
json j = 17;
|
|
json::object_t o = {{"cow", "Kuh"}, {"chicken", "Huhn"}};
|
|
|
|
CHECK_THROWS_AS(j.swap(o), json::type_error&);
|
|
CHECK_THROWS_WITH(j.swap(o), "[json.exception.type_error.310] cannot use swap() with number");
|
|
}
|
|
}
|
|
|
|
SECTION("string_t")
|
|
{
|
|
SECTION("string_t type")
|
|
{
|
|
json j = "Hello world";
|
|
json::string_t s = "Hallo Welt";
|
|
|
|
j.swap(s);
|
|
|
|
CHECK(j == json("Hallo Welt"));
|
|
|
|
j.swap(s);
|
|
|
|
CHECK(j == json("Hello world"));
|
|
}
|
|
|
|
SECTION("non-string_t type")
|
|
{
|
|
json j = 17;
|
|
json::string_t s = "Hallo Welt";
|
|
|
|
CHECK_THROWS_AS(j.swap(s), json::type_error&);
|
|
CHECK_THROWS_WITH(j.swap(s), "[json.exception.type_error.310] cannot use swap() with number");
|
|
}
|
|
}
|
|
}
|
|
}
|