78 lines
3.6 KiB
C++
78 lines
3.6 KiB
C++
/*
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__ _____ _____ _____
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__| | __| | | | JSON for Modern C++ (test suite)
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| | |__ | | | | | | version 3.5.0
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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) 2013-2018 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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enum test
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{
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};
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struct pod {};
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struct pod_bis {};
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void to_json(json&, pod) noexcept;
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void to_json(json&, pod_bis);
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void from_json(const json&, pod) noexcept;
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void from_json(const json&, pod_bis);
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static json j;
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static_assert(noexcept(json{}), "");
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static_assert(noexcept(nlohmann::to_json(j, 2)), "");
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static_assert(noexcept(nlohmann::to_json(j, 2.5)), "");
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static_assert(noexcept(nlohmann::to_json(j, true)), "");
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static_assert(noexcept(nlohmann::to_json(j, test{})), "");
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static_assert(noexcept(nlohmann::to_json(j, pod{})), "");
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static_assert(not noexcept(nlohmann::to_json(j, pod_bis{})), "");
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static_assert(noexcept(json(2)), "");
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static_assert(noexcept(json(test{})), "");
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static_assert(noexcept(json(pod{})), "");
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static_assert(noexcept(j.get<pod>()), "");
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static_assert(not noexcept(j.get<pod_bis>()), "");
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static_assert(noexcept(json(pod{})), "");
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TEST_CASE("runtime checks")
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{
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SECTION("nothrow-copy-constructible exceptions")
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{
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// for ERR60-CPP (https://github.com/nlohmann/json/issues/531):
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// Exceptions should be nothrow-copy-constructible. However, compilers
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// treat std::runtime_exception differently in this regard. Therefore,
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// we can only demand nothrow-copy-constructibility for our exceptions
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// if std::runtime_exception is.
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CHECK(std::is_nothrow_copy_constructible<json::exception>::value == std::is_nothrow_copy_constructible<std::runtime_error>::value);
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CHECK(std::is_nothrow_copy_constructible<json::parse_error>::value == std::is_nothrow_copy_constructible<std::runtime_error>::value);
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CHECK(std::is_nothrow_copy_constructible<json::invalid_iterator>::value == std::is_nothrow_copy_constructible<std::runtime_error>::value);
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CHECK(std::is_nothrow_copy_constructible<json::type_error>::value == std::is_nothrow_copy_constructible<std::runtime_error>::value);
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CHECK(std::is_nothrow_copy_constructible<json::out_of_range>::value == std::is_nothrow_copy_constructible<std::runtime_error>::value);
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CHECK(std::is_nothrow_copy_constructible<json::other_error>::value == std::is_nothrow_copy_constructible<std::runtime_error>::value);
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}
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}
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