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80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
/*
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__ _____ _____ _____
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__| | __| | | | JSON for Modern C++ (test suite)
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| | |__ | | | | | | version 3.9.1
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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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SPDX-License-Identifier: MIT
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Copyright (c) 2013-2019 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 "doctest_compatibility.h"
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#include <nlohmann/json.hpp>
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using nlohmann::json;
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using nlohmann::ordered_json;
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TEST_CASE("ordered_json")
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{
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json j;
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ordered_json oj;
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j["element3"] = 3;
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j["element1"] = 1;
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j["element2"] = 2;
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oj["element3"] = 3;
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oj["element1"] = 1;
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oj["element2"] = 2;
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CHECK(j.dump() == "{\"element1\":1,\"element2\":2,\"element3\":3}");
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CHECK(oj.dump() == "{\"element3\":3,\"element1\":1,\"element2\":2}");
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CHECK(j == json(oj));
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CHECK(ordered_json(json(oj)) == ordered_json(j));
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j.erase("element1");
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oj.erase("element1");
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CHECK(j.dump() == "{\"element2\":2,\"element3\":3}");
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CHECK(oj.dump() == "{\"element3\":3,\"element2\":2}");
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// remove again and nothing changes
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j.erase("element1");
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oj.erase("element1");
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CHECK(j.dump() == "{\"element2\":2,\"element3\":3}");
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CHECK(oj.dump() == "{\"element3\":3,\"element2\":2}");
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// There are no dup keys cause constructor calls emplace...
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json multi {{"z", 1}, {"m", 2}, {"m", 3}, {"y", 4}, {"m", 5}};
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CHECK(multi.size() == 3);
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CHECK(multi.dump() == "{\"m\":2,\"y\":4,\"z\":1}");
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ordered_json multi_ordered {{"z", 1}, {"m", 2}, {"m", 3}, {"y", 4}, {"m", 5}};
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CHECK(multi_ordered.size() == 3);
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CHECK(multi_ordered.dump() == "{\"z\":1,\"m\":2,\"y\":4}");
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CHECK(multi_ordered.erase("m") == 1);
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CHECK(multi_ordered.dump() == "{\"z\":1,\"y\":4}");
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}
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