2353 lines
83 KiB
C++
2353 lines
83 KiB
C++
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/*
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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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TEST_CASE("iterators")
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{
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SECTION("basic behavior")
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{
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SECTION("uninitialized")
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{
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json::iterator it;
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CHECK(it.m_object == nullptr);
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json::const_iterator cit;
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CHECK(cit.m_object == nullptr);
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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 j_const(j);
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SECTION("json + begin/end")
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{
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json::iterator it = j.begin();
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CHECK(it != j.end());
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CHECK(*it == j);
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it++;
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CHECK(it != j.begin());
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CHECK(it == j.end());
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it--;
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CHECK(it == j.begin());
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CHECK(it != j.end());
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CHECK(*it == j);
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++it;
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CHECK(it != j.begin());
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CHECK(it == j.end());
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--it;
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CHECK(it == j.begin());
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CHECK(it != j.end());
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CHECK(*it == j);
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}
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SECTION("const json + begin/end")
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{
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json::const_iterator it = j_const.begin();
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CHECK(it != j_const.end());
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CHECK(*it == j_const);
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it++;
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CHECK(it != j_const.begin());
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CHECK(it == j_const.end());
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it--;
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CHECK(it == j_const.begin());
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CHECK(it != j_const.end());
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CHECK(*it == j_const);
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++it;
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CHECK(it != j_const.begin());
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CHECK(it == j_const.end());
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--it;
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CHECK(it == j_const.begin());
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CHECK(it != j_const.end());
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CHECK(*it == j_const);
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}
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SECTION("json + cbegin/cend")
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{
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json::const_iterator it = j.cbegin();
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CHECK(it != j.cend());
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CHECK(*it == j);
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it++;
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CHECK(it != j.cbegin());
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CHECK(it == j.cend());
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it--;
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CHECK(it == j.cbegin());
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CHECK(it != j.cend());
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CHECK(*it == j);
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++it;
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CHECK(it != j.cbegin());
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CHECK(it == j.cend());
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--it;
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CHECK(it == j.cbegin());
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CHECK(it != j.cend());
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CHECK(*it == j);
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}
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SECTION("const json + cbegin/cend")
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{
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json::const_iterator it = j_const.cbegin();
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CHECK(it != j_const.cend());
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CHECK(*it == j_const);
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it++;
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CHECK(it != j_const.cbegin());
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CHECK(it == j_const.cend());
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it--;
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CHECK(it == j_const.cbegin());
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CHECK(it != j_const.cend());
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CHECK(*it == j_const);
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++it;
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CHECK(it != j_const.cbegin());
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CHECK(it == j_const.cend());
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--it;
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CHECK(it == j_const.cbegin());
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CHECK(it != j_const.cend());
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CHECK(*it == j_const);
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}
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SECTION("json + rbegin/rend")
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{
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json::reverse_iterator it = j.rbegin();
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CHECK(it != j.rend());
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CHECK(*it == j);
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it++;
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CHECK(it != j.rbegin());
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CHECK(it == j.rend());
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it--;
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CHECK(it == j.rbegin());
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CHECK(it != j.rend());
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CHECK(*it == j);
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++it;
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CHECK(it != j.rbegin());
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CHECK(it == j.rend());
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--it;
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CHECK(it == j.rbegin());
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CHECK(it != j.rend());
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CHECK(*it == j);
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}
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SECTION("json + crbegin/crend")
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{
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json::const_reverse_iterator it = j.crbegin();
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CHECK(it != j.crend());
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CHECK(*it == j);
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it++;
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CHECK(it != j.crbegin());
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CHECK(it == j.crend());
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it--;
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CHECK(it == j.crbegin());
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CHECK(it != j.crend());
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CHECK(*it == j);
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++it;
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CHECK(it != j.crbegin());
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CHECK(it == j.crend());
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--it;
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CHECK(it == j.crbegin());
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CHECK(it != j.crend());
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CHECK(*it == j);
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}
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SECTION("const json + crbegin/crend")
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{
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json::const_reverse_iterator it = j_const.crbegin();
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CHECK(it != j_const.crend());
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CHECK(*it == j_const);
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it++;
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CHECK(it != j_const.crbegin());
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CHECK(it == j_const.crend());
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it--;
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CHECK(it == j_const.crbegin());
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CHECK(it != j_const.crend());
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CHECK(*it == j_const);
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++it;
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CHECK(it != j_const.crbegin());
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CHECK(it == j_const.crend());
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--it;
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CHECK(it == j_const.crbegin());
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CHECK(it != j_const.crend());
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CHECK(*it == j_const);
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}
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SECTION("key/value")
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{
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auto it = j.begin();
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auto cit = j_const.cbegin();
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CHECK_THROWS_AS(it.key(), std::domain_error);
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CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
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CHECK(it.value() == json(true));
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CHECK_THROWS_AS(cit.key(), std::domain_error);
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CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
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CHECK(cit.value() == json(true));
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auto rit = j.rend();
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auto crit = j.crend();
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CHECK_THROWS_AS(rit.key(), std::domain_error);
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CHECK_THROWS_AS(rit.value(), std::out_of_range);
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CHECK_THROWS_AS(crit.key(), std::domain_error);
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CHECK_THROWS_AS(crit.value(), std::out_of_range);
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CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
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CHECK_THROWS_WITH(rit.value(), "cannot get value");
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CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
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CHECK_THROWS_WITH(crit.value(), "cannot get value");
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}
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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 j_const(j);
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SECTION("json + begin/end")
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{
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json::iterator it = j.begin();
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CHECK(it != j.end());
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CHECK(*it == j);
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it++;
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CHECK(it != j.begin());
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CHECK(it == j.end());
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it--;
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CHECK(it == j.begin());
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CHECK(it != j.end());
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CHECK(*it == j);
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++it;
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CHECK(it != j.begin());
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CHECK(it == j.end());
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--it;
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CHECK(it == j.begin());
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CHECK(it != j.end());
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CHECK(*it == j);
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}
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SECTION("const json + begin/end")
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{
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json::const_iterator it = j_const.begin();
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CHECK(it != j_const.end());
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CHECK(*it == j_const);
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it++;
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CHECK(it != j_const.begin());
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CHECK(it == j_const.end());
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it--;
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CHECK(it == j_const.begin());
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CHECK(it != j_const.end());
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CHECK(*it == j_const);
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++it;
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CHECK(it != j_const.begin());
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CHECK(it == j_const.end());
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--it;
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CHECK(it == j_const.begin());
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CHECK(it != j_const.end());
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CHECK(*it == j_const);
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}
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SECTION("json + cbegin/cend")
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{
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json::const_iterator it = j.cbegin();
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CHECK(it != j.cend());
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CHECK(*it == j);
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it++;
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CHECK(it != j.cbegin());
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CHECK(it == j.cend());
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it--;
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CHECK(it == j.cbegin());
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CHECK(it != j.cend());
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CHECK(*it == j);
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++it;
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CHECK(it != j.cbegin());
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CHECK(it == j.cend());
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--it;
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CHECK(it == j.cbegin());
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CHECK(it != j.cend());
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CHECK(*it == j);
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}
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SECTION("const json + cbegin/cend")
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{
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json::const_iterator it = j_const.cbegin();
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CHECK(it != j_const.cend());
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CHECK(*it == j_const);
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it++;
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CHECK(it != j_const.cbegin());
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CHECK(it == j_const.cend());
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it--;
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CHECK(it == j_const.cbegin());
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CHECK(it != j_const.cend());
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CHECK(*it == j_const);
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++it;
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CHECK(it != j_const.cbegin());
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CHECK(it == j_const.cend());
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--it;
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CHECK(it == j_const.cbegin());
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CHECK(it != j_const.cend());
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CHECK(*it == j_const);
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}
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|
|
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SECTION("json + rbegin/rend")
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{
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json::reverse_iterator it = j.rbegin();
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CHECK(it != j.rend());
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CHECK(*it == j);
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|
|
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it++;
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CHECK(it != j.rbegin());
|
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|
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CHECK(it == j.rend());
|
||
|
|
|
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it--;
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CHECK(it == j.rbegin());
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CHECK(it != j.rend());
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||
|
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CHECK(*it == j);
|
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|
|
|
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++it;
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||
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CHECK(it != j.rbegin());
|
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CHECK(it == j.rend());
|
||
|
|
|
||
|
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--it;
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CHECK(it == j.rbegin());
|
||
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CHECK(it != j.rend());
|
||
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CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + crbegin/crend")
|
||
|
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{
|
||
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json::const_reverse_iterator it = j.crbegin();
|
||
|
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CHECK(it != j.crend());
|
||
|
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CHECK(*it == j);
|
||
|
|
|
||
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it++;
|
||
|
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CHECK(it != j.crbegin());
|
||
|
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CHECK(it == j.crend());
|
||
|
|
|
||
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it--;
|
||
|
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CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
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++it;
|
||
|
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CHECK(it != j.crbegin());
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
|
||
|
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--it;
|
||
|
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CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j_const.crbegin();
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("key/value")
|
||
|
|
{
|
||
|
|
auto it = j.begin();
|
||
|
|
auto cit = j_const.cbegin();
|
||
|
|
CHECK_THROWS_AS(it.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(it.value() == json("hello world"));
|
||
|
|
CHECK_THROWS_AS(cit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(cit.value() == json("hello world"));
|
||
|
|
|
||
|
|
auto rit = j.rend();
|
||
|
|
auto crit = j.crend();
|
||
|
|
CHECK_THROWS_AS(rit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(rit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(crit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(crit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(rit.value(), "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(crit.value(), "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("array")
|
||
|
|
{
|
||
|
|
json j = {1, 2, 3};
|
||
|
|
json j_const(j);
|
||
|
|
|
||
|
|
SECTION("json + begin/end")
|
||
|
|
{
|
||
|
|
json::iterator it_begin = j.begin();
|
||
|
|
json::iterator it_end = j.end();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[0]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[1]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[2]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + begin/end")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j_const.begin();
|
||
|
|
json::const_iterator it_end = j_const.end();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const[0]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const[1]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const[2]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j.cbegin();
|
||
|
|
json::const_iterator it_end = j.cend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[0]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[1]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[2]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j_const.cbegin();
|
||
|
|
json::const_iterator it_end = j_const.cend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[0]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[1]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[2]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + rbegin/rend")
|
||
|
|
{
|
||
|
|
json::reverse_iterator it_begin = j.rbegin();
|
||
|
|
json::reverse_iterator it_end = j.rend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[2]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[1]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[0]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it_begin = j.crbegin();
|
||
|
|
json::const_reverse_iterator it_end = j.crend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[2]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[1]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[0]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it_begin = j_const.crbegin();
|
||
|
|
json::const_reverse_iterator it_end = j_const.crend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[2]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[1]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j[0]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("key/value")
|
||
|
|
{
|
||
|
|
auto it = j.begin();
|
||
|
|
auto cit = j_const.cbegin();
|
||
|
|
CHECK_THROWS_AS(it.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(it.value() == json(1));
|
||
|
|
CHECK_THROWS_AS(cit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(cit.value() == json(1));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("object")
|
||
|
|
{
|
||
|
|
json j = {{"A", 1}, {"B", 2}, {"C", 3}};
|
||
|
|
json j_const(j);
|
||
|
|
|
||
|
|
SECTION("json + begin/end")
|
||
|
|
{
|
||
|
|
json::iterator it_begin = j.begin();
|
||
|
|
json::iterator it_end = j.end();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["A"]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["B"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["C"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + begin/end")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j_const.begin();
|
||
|
|
json::const_iterator it_end = j_const.end();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const["A"]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const["B"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const["C"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j.cbegin();
|
||
|
|
json::const_iterator it_end = j.cend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["A"]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["B"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["C"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j_const.cbegin();
|
||
|
|
json::const_iterator it_end = j_const.cend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const["A"]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const["B"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j_const["C"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + rbegin/rend")
|
||
|
|
{
|
||
|
|
json::reverse_iterator it_begin = j.rbegin();
|
||
|
|
json::reverse_iterator it_end = j.rend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["C"]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["B"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["A"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it_begin = j.crbegin();
|
||
|
|
json::const_reverse_iterator it_end = j.crend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["C"]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["B"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["A"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it_begin = j_const.crbegin();
|
||
|
|
json::const_reverse_iterator it_end = j_const.crend();
|
||
|
|
|
||
|
|
auto it = it_begin;
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["C"]);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["B"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it != it_end);
|
||
|
|
CHECK(*it == j["A"]);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != it_begin);
|
||
|
|
CHECK(it == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("key/value")
|
||
|
|
{
|
||
|
|
auto it = j.begin();
|
||
|
|
auto cit = j_const.cbegin();
|
||
|
|
CHECK(it.key() == "A");
|
||
|
|
CHECK(it.value() == json(1));
|
||
|
|
CHECK(cit.key() == "A");
|
||
|
|
CHECK(cit.value() == json(1));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("number (integer)")
|
||
|
|
{
|
||
|
|
json j = 23;
|
||
|
|
json j_const(j);
|
||
|
|
|
||
|
|
SECTION("json + begin/end")
|
||
|
|
{
|
||
|
|
json::iterator it = j.begin();
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.begin());
|
||
|
|
CHECK(it == j.end());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.begin());
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.begin());
|
||
|
|
CHECK(it == j.end());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.begin());
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + begin/end")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j_const.begin();
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.begin());
|
||
|
|
CHECK(it == j_const.end());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.begin());
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.begin());
|
||
|
|
CHECK(it == j_const.end());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.begin());
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j.cbegin();
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.cbegin());
|
||
|
|
CHECK(it == j.cend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.cbegin());
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.cbegin());
|
||
|
|
CHECK(it == j.cend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.cbegin());
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j_const.cbegin();
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.cbegin());
|
||
|
|
CHECK(it == j_const.cend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.cbegin());
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.cbegin());
|
||
|
|
CHECK(it == j_const.cend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.cbegin());
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + rbegin/rend")
|
||
|
|
{
|
||
|
|
json::reverse_iterator it = j.rbegin();
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.rbegin());
|
||
|
|
CHECK(it == j.rend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.rbegin());
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.rbegin());
|
||
|
|
CHECK(it == j.rend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.rbegin());
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j.crbegin();
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.crbegin());
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.crbegin());
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j_const.crbegin();
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("key/value")
|
||
|
|
{
|
||
|
|
auto it = j.begin();
|
||
|
|
auto cit = j_const.cbegin();
|
||
|
|
CHECK_THROWS_AS(it.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(it.value() == json(23));
|
||
|
|
CHECK_THROWS_AS(cit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(cit.value() == json(23));
|
||
|
|
|
||
|
|
auto rit = j.rend();
|
||
|
|
auto crit = j.crend();
|
||
|
|
CHECK_THROWS_AS(rit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(rit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(crit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(crit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(rit.value(), "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(crit.value(), "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("number (unsigned)")
|
||
|
|
{
|
||
|
|
json j = 23u;
|
||
|
|
json j_const(j);
|
||
|
|
|
||
|
|
SECTION("json + begin/end")
|
||
|
|
{
|
||
|
|
json::iterator it = j.begin();
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.begin());
|
||
|
|
CHECK(it == j.end());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.begin());
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.begin());
|
||
|
|
CHECK(it == j.end());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.begin());
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + begin/end")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j_const.begin();
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.begin());
|
||
|
|
CHECK(it == j_const.end());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.begin());
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.begin());
|
||
|
|
CHECK(it == j_const.end());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.begin());
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j.cbegin();
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.cbegin());
|
||
|
|
CHECK(it == j.cend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.cbegin());
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.cbegin());
|
||
|
|
CHECK(it == j.cend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.cbegin());
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j_const.cbegin();
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.cbegin());
|
||
|
|
CHECK(it == j_const.cend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.cbegin());
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.cbegin());
|
||
|
|
CHECK(it == j_const.cend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.cbegin());
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + rbegin/rend")
|
||
|
|
{
|
||
|
|
json::reverse_iterator it = j.rbegin();
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.rbegin());
|
||
|
|
CHECK(it == j.rend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.rbegin());
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.rbegin());
|
||
|
|
CHECK(it == j.rend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.rbegin());
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j.crbegin();
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.crbegin());
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.crbegin());
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j_const.crbegin();
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("key/value")
|
||
|
|
{
|
||
|
|
auto it = j.begin();
|
||
|
|
auto cit = j_const.cbegin();
|
||
|
|
CHECK_THROWS_AS(it.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(it.value() == json(23));
|
||
|
|
CHECK_THROWS_AS(cit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(cit.value() == json(23));
|
||
|
|
|
||
|
|
auto rit = j.rend();
|
||
|
|
auto crit = j.crend();
|
||
|
|
CHECK_THROWS_AS(rit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(rit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(crit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(crit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(rit.value(), "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(crit.value(), "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("number (float)")
|
||
|
|
{
|
||
|
|
json j = 23.42;
|
||
|
|
json j_const(j);
|
||
|
|
|
||
|
|
SECTION("json + begin/end")
|
||
|
|
{
|
||
|
|
json::iterator it = j.begin();
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.begin());
|
||
|
|
CHECK(it == j.end());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.begin());
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.begin());
|
||
|
|
CHECK(it == j.end());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.begin());
|
||
|
|
CHECK(it != j.end());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + begin/end")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j_const.begin();
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.begin());
|
||
|
|
CHECK(it == j_const.end());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.begin());
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.begin());
|
||
|
|
CHECK(it == j_const.end());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.begin());
|
||
|
|
CHECK(it != j_const.end());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j.cbegin();
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.cbegin());
|
||
|
|
CHECK(it == j.cend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.cbegin());
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.cbegin());
|
||
|
|
CHECK(it == j.cend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.cbegin());
|
||
|
|
CHECK(it != j.cend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it = j_const.cbegin();
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.cbegin());
|
||
|
|
CHECK(it == j_const.cend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.cbegin());
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.cbegin());
|
||
|
|
CHECK(it == j_const.cend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.cbegin());
|
||
|
|
CHECK(it != j_const.cend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + rbegin/rend")
|
||
|
|
{
|
||
|
|
json::reverse_iterator it = j.rbegin();
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.rbegin());
|
||
|
|
CHECK(it == j.rend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.rbegin());
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.rbegin());
|
||
|
|
CHECK(it == j.rend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.rbegin());
|
||
|
|
CHECK(it != j.rend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j.crbegin();
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j.crbegin());
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j.crbegin());
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j.crbegin());
|
||
|
|
CHECK(it != j.crend());
|
||
|
|
CHECK(*it == j);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j_const.crbegin();
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
it++;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
it--;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
|
||
|
|
++it;
|
||
|
|
CHECK(it != j_const.crbegin());
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
|
||
|
|
--it;
|
||
|
|
CHECK(it == j_const.crbegin());
|
||
|
|
CHECK(it != j_const.crend());
|
||
|
|
CHECK(*it == j_const);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("key/value")
|
||
|
|
{
|
||
|
|
auto it = j.begin();
|
||
|
|
auto cit = j_const.cbegin();
|
||
|
|
CHECK_THROWS_AS(it.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(it.value() == json(23.42));
|
||
|
|
CHECK_THROWS_AS(cit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK(cit.value() == json(23.42));
|
||
|
|
|
||
|
|
auto rit = j.rend();
|
||
|
|
auto crit = j.crend();
|
||
|
|
CHECK_THROWS_AS(rit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(rit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(crit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(crit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(rit.value(), "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(crit.value(), "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("null")
|
||
|
|
{
|
||
|
|
json j = nullptr;
|
||
|
|
json j_const(j);
|
||
|
|
|
||
|
|
SECTION("json + begin/end")
|
||
|
|
{
|
||
|
|
json::iterator it = j.begin();
|
||
|
|
CHECK(it == j.end());
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + begin/end")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j_const.begin();
|
||
|
|
json::const_iterator it_end = j_const.end();
|
||
|
|
CHECK(it_begin == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j.cbegin();
|
||
|
|
json::const_iterator it_end = j.cend();
|
||
|
|
CHECK(it_begin == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + cbegin/cend")
|
||
|
|
{
|
||
|
|
json::const_iterator it_begin = j_const.cbegin();
|
||
|
|
json::const_iterator it_end = j_const.cend();
|
||
|
|
CHECK(it_begin == it_end);
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + rbegin/rend")
|
||
|
|
{
|
||
|
|
json::reverse_iterator it = j.rbegin();
|
||
|
|
CHECK(it == j.rend());
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j.crbegin();
|
||
|
|
CHECK(it == j.crend());
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("const json + crbegin/crend")
|
||
|
|
{
|
||
|
|
json::const_reverse_iterator it = j_const.crbegin();
|
||
|
|
CHECK(it == j_const.crend());
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("key/value")
|
||
|
|
{
|
||
|
|
auto it = j.begin();
|
||
|
|
auto cit = j_const.cbegin();
|
||
|
|
CHECK_THROWS_AS(it.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(cit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(cit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(it.value(), "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(cit.value(), "cannot get value");
|
||
|
|
|
||
|
|
auto rit = j.rend();
|
||
|
|
auto crit = j.crend();
|
||
|
|
CHECK_THROWS_AS(rit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(rit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(crit.key(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(crit.value(), std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(rit.value(), "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
|
||
|
|
CHECK_THROWS_WITH(crit.value(), "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("iterator comparisons")
|
||
|
|
{
|
||
|
|
json j_values = {nullptr, true, 42, 42u, 23.23, {{"one", 1}, {"two", 2}}, {1, 2, 3, 4, 5}, "Hello, world"};
|
||
|
|
|
||
|
|
for (json& j : j_values)
|
||
|
|
{
|
||
|
|
auto it1 = j.begin();
|
||
|
|
auto it2 = j.begin();
|
||
|
|
auto it3 = j.begin();
|
||
|
|
++it2;
|
||
|
|
++it3;
|
||
|
|
++it3;
|
||
|
|
auto it1_c = j.cbegin();
|
||
|
|
auto it2_c = j.cbegin();
|
||
|
|
auto it3_c = j.cbegin();
|
||
|
|
++it2_c;
|
||
|
|
++it3_c;
|
||
|
|
++it3_c;
|
||
|
|
|
||
|
|
// comparison: equal
|
||
|
|
{
|
||
|
|
CHECK(it1 == it1);
|
||
|
|
CHECK(not (it1 == it2));
|
||
|
|
CHECK(not (it1 == it3));
|
||
|
|
CHECK(not (it2 == it3));
|
||
|
|
CHECK(it1_c == it1_c);
|
||
|
|
CHECK(not (it1_c == it2_c));
|
||
|
|
CHECK(not (it1_c == it3_c));
|
||
|
|
CHECK(not (it2_c == it3_c));
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: not equal
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 != it1) == not(it1 == it1) );
|
||
|
|
CHECK( (it1 != it2) == not(it1 == it2) );
|
||
|
|
CHECK( (it1 != it3) == not(it1 == it3) );
|
||
|
|
CHECK( (it2 != it3) == not(it2 == it3) );
|
||
|
|
CHECK( (it1_c != it1_c) == not(it1_c == it1_c) );
|
||
|
|
CHECK( (it1_c != it2_c) == not(it1_c == it2_c) );
|
||
|
|
CHECK( (it1_c != it3_c) == not(it1_c == it3_c) );
|
||
|
|
CHECK( (it2_c != it3_c) == not(it2_c == it3_c) );
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: smaller
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 < it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 < it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 < it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 < it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c < it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c < it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c < it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c < it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 < it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 < it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 < it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 < it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c < it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c < it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c < it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c < it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
CHECK(not (it1 < it1));
|
||
|
|
CHECK(it1 < it2);
|
||
|
|
CHECK(it1 < it3);
|
||
|
|
CHECK(it2 < it3);
|
||
|
|
CHECK(not (it1_c < it1_c));
|
||
|
|
CHECK(it1_c < it2_c);
|
||
|
|
CHECK(it1_c < it3_c);
|
||
|
|
CHECK(it2_c < it3_c);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: less than or equal
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 <= it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 <= it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 <= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 <= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c <= it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c <= it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c <= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c <= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 <= it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 <= it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 <= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 <= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c <= it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c <= it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c <= it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c <= it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 <= it1) == not(it1 < it1) );
|
||
|
|
CHECK( (it1 <= it2) == not(it2 < it1) );
|
||
|
|
CHECK( (it1 <= it3) == not(it3 < it1) );
|
||
|
|
CHECK( (it2 <= it3) == not(it3 < it2) );
|
||
|
|
CHECK( (it1_c <= it1_c) == not(it1_c < it1_c) );
|
||
|
|
CHECK( (it1_c <= it2_c) == not(it2_c < it1_c) );
|
||
|
|
CHECK( (it1_c <= it3_c) == not(it3_c < it1_c) );
|
||
|
|
CHECK( (it2_c <= it3_c) == not(it3_c < it2_c) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: greater than
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 > it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 > it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 > it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 > it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c > it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c > it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c > it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c > it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 > it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 > it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 > it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 > it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c > it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c > it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c > it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c > it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 > it1) == (it1 < it1) );
|
||
|
|
CHECK( (it1 > it2) == (it2 < it1) );
|
||
|
|
CHECK( (it1 > it3) == (it3 < it1) );
|
||
|
|
CHECK( (it2 > it3) == (it3 < it2) );
|
||
|
|
CHECK( (it1_c > it1_c) == (it1_c < it1_c) );
|
||
|
|
CHECK( (it1_c > it2_c) == (it2_c < it1_c) );
|
||
|
|
CHECK( (it1_c > it3_c) == (it3_c < it1_c) );
|
||
|
|
CHECK( (it2_c > it3_c) == (it3_c < it2_c) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: greater than or equal
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 >= it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 >= it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 >= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 >= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c >= it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c >= it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c >= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c >= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 >= it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 >= it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 >= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 >= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c >= it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c >= it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c >= it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c >= it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 >= it1) == not(it1 < it1) );
|
||
|
|
CHECK( (it1 >= it2) == not(it1 < it2) );
|
||
|
|
CHECK( (it1 >= it3) == not(it1 < it3) );
|
||
|
|
CHECK( (it2 >= it3) == not(it2 < it3) );
|
||
|
|
CHECK( (it1_c >= it1_c) == not(it1_c < it1_c) );
|
||
|
|
CHECK( (it1_c >= it2_c) == not(it1_c < it2_c) );
|
||
|
|
CHECK( (it1_c >= it3_c) == not(it1_c < it3_c) );
|
||
|
|
CHECK( (it2_c >= it3_c) == not(it2_c < it3_c) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// check exceptions if different objects are compared
|
||
|
|
for (auto j : j_values)
|
||
|
|
{
|
||
|
|
for (auto k : j_values)
|
||
|
|
{
|
||
|
|
if (j != k)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(j.begin() == k.begin(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(j.cbegin() == k.cbegin(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(j.begin() == k.begin(), "cannot compare iterators of different containers");
|
||
|
|
CHECK_THROWS_WITH(j.cbegin() == k.cbegin(), "cannot compare iterators of different containers");
|
||
|
|
|
||
|
|
CHECK_THROWS_AS(j.begin() < k.begin(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(j.cbegin() < k.cbegin(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(j.begin() < k.begin(), "cannot compare iterators of different containers");
|
||
|
|
CHECK_THROWS_WITH(j.cbegin() < k.cbegin(), "cannot compare iterators of different containers");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("iterator arithmetic")
|
||
|
|
{
|
||
|
|
json j_object = {{"one", 1}, {"two", 2}, {"three", 3}};
|
||
|
|
json j_array = {1, 2, 3, 4, 5, 6};
|
||
|
|
json j_null = nullptr;
|
||
|
|
json j_value = 42;
|
||
|
|
|
||
|
|
SECTION("addition and subtraction")
|
||
|
|
{
|
||
|
|
SECTION("object")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_object.begin();
|
||
|
|
CHECK_THROWS_AS(it += 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.cbegin();
|
||
|
|
CHECK_THROWS_AS(it += 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.begin();
|
||
|
|
CHECK_THROWS_AS(it + 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.cbegin();
|
||
|
|
CHECK_THROWS_AS(it + 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.begin();
|
||
|
|
CHECK_THROWS_AS(it -= 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.cbegin();
|
||
|
|
CHECK_THROWS_AS(it -= 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.begin();
|
||
|
|
CHECK_THROWS_AS(it - 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.cbegin();
|
||
|
|
CHECK_THROWS_AS(it - 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.begin();
|
||
|
|
CHECK_THROWS_AS(it - it, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.cbegin();
|
||
|
|
CHECK_THROWS_AS(it - it, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("array")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_array.begin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_array.begin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_array.begin());
|
||
|
|
CHECK((it - j_array.begin()) == 3);
|
||
|
|
CHECK(*it == json(4));
|
||
|
|
it -= 2;
|
||
|
|
CHECK(*it == json(2));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_array.cbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_array.cbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_array.cbegin());
|
||
|
|
CHECK((it - j_array.cbegin()) == 3);
|
||
|
|
CHECK(*it == json(4));
|
||
|
|
it -= 2;
|
||
|
|
CHECK(*it == json(2));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("null")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_null.begin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_null.begin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_null.begin());
|
||
|
|
CHECK((it - j_null.begin()) == 3);
|
||
|
|
CHECK(it != j_null.end());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(it == j_null.end());
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_null.cbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_null.cbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_null.cbegin());
|
||
|
|
CHECK((it - j_null.cbegin()) == 3);
|
||
|
|
CHECK(it != j_null.cend());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(it == j_null.cend());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("value")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_value.begin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_value.begin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_value.begin());
|
||
|
|
CHECK((it - j_value.begin()) == 3);
|
||
|
|
CHECK(it != j_value.end());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(*it == json(42));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_value.cbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_value.cbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_value.cbegin());
|
||
|
|
CHECK((it - j_value.cbegin()) == 3);
|
||
|
|
CHECK(it != j_value.cend());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(*it == json(42));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("subscript operator")
|
||
|
|
{
|
||
|
|
SECTION("object")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_object.begin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it[1], std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot use operator[] for object iterators");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot use operator[] for object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.cbegin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it[1], std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot use operator[] for object iterators");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot use operator[] for object iterators");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("array")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_array.begin();
|
||
|
|
CHECK(it[0] == json(1));
|
||
|
|
CHECK(it[1] == json(2));
|
||
|
|
CHECK(it[2] == json(3));
|
||
|
|
CHECK(it[3] == json(4));
|
||
|
|
CHECK(it[4] == json(5));
|
||
|
|
CHECK(it[5] == json(6));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_array.cbegin();
|
||
|
|
CHECK(it[0] == json(1));
|
||
|
|
CHECK(it[1] == json(2));
|
||
|
|
CHECK(it[2] == json(3));
|
||
|
|
CHECK(it[3] == json(4));
|
||
|
|
CHECK(it[4] == json(5));
|
||
|
|
CHECK(it[5] == json(6));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("null")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_null.begin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_null.cbegin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("value")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_value.begin();
|
||
|
|
CHECK(it[0] == json(42));
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_value.cbegin();
|
||
|
|
CHECK(it[0] == json(42));
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("reverse iterator comparisons")
|
||
|
|
{
|
||
|
|
json j_values = {nullptr, true, 42, 42u, 23.23, {{"one", 1}, {"two", 2}}, {1, 2, 3, 4, 5}, "Hello, world"};
|
||
|
|
|
||
|
|
for (json& j : j_values)
|
||
|
|
{
|
||
|
|
auto it1 = j.rbegin();
|
||
|
|
auto it2 = j.rbegin();
|
||
|
|
auto it3 = j.rbegin();
|
||
|
|
++it2;
|
||
|
|
++it3;
|
||
|
|
++it3;
|
||
|
|
auto it1_c = j.crbegin();
|
||
|
|
auto it2_c = j.crbegin();
|
||
|
|
auto it3_c = j.crbegin();
|
||
|
|
++it2_c;
|
||
|
|
++it3_c;
|
||
|
|
++it3_c;
|
||
|
|
|
||
|
|
// comparison: equal
|
||
|
|
{
|
||
|
|
CHECK(it1 == it1);
|
||
|
|
CHECK(not (it1 == it2));
|
||
|
|
CHECK(not (it1 == it3));
|
||
|
|
CHECK(not (it2 == it3));
|
||
|
|
CHECK(it1_c == it1_c);
|
||
|
|
CHECK(not (it1_c == it2_c));
|
||
|
|
CHECK(not (it1_c == it3_c));
|
||
|
|
CHECK(not (it2_c == it3_c));
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: not equal
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 != it1) == not(it1 == it1) );
|
||
|
|
CHECK( (it1 != it2) == not(it1 == it2) );
|
||
|
|
CHECK( (it1 != it3) == not(it1 == it3) );
|
||
|
|
CHECK( (it2 != it3) == not(it2 == it3) );
|
||
|
|
CHECK( (it1_c != it1_c) == not(it1_c == it1_c) );
|
||
|
|
CHECK( (it1_c != it2_c) == not(it1_c == it2_c) );
|
||
|
|
CHECK( (it1_c != it3_c) == not(it1_c == it3_c) );
|
||
|
|
CHECK( (it2_c != it3_c) == not(it2_c == it3_c) );
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: smaller
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 < it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 < it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 < it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 < it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c < it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c < it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c < it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c < it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 < it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 < it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 < it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 < it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c < it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c < it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c < it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c < it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
CHECK(not (it1 < it1));
|
||
|
|
CHECK(it1 < it2);
|
||
|
|
CHECK(it1 < it3);
|
||
|
|
CHECK(it2 < it3);
|
||
|
|
CHECK(not (it1_c < it1_c));
|
||
|
|
CHECK(it1_c < it2_c);
|
||
|
|
CHECK(it1_c < it3_c);
|
||
|
|
CHECK(it2_c < it3_c);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: less than or equal
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 <= it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 <= it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 <= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 <= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c <= it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c <= it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c <= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c <= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 <= it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 <= it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 <= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 <= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c <= it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c <= it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c <= it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c <= it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 <= it1) == not(it1 < it1) );
|
||
|
|
CHECK( (it1 <= it2) == not(it2 < it1) );
|
||
|
|
CHECK( (it1 <= it3) == not(it3 < it1) );
|
||
|
|
CHECK( (it2 <= it3) == not(it3 < it2) );
|
||
|
|
CHECK( (it1_c <= it1_c) == not(it1_c < it1_c) );
|
||
|
|
CHECK( (it1_c <= it2_c) == not(it2_c < it1_c) );
|
||
|
|
CHECK( (it1_c <= it3_c) == not(it3_c < it1_c) );
|
||
|
|
CHECK( (it2_c <= it3_c) == not(it3_c < it2_c) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: greater than
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 > it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 > it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 > it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 > it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c > it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c > it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c > it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c > it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 > it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 > it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 > it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 > it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c > it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c > it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c > it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c > it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 > it1) == (it1 < it1) );
|
||
|
|
CHECK( (it1 > it2) == (it2 < it1) );
|
||
|
|
CHECK( (it1 > it3) == (it3 < it1) );
|
||
|
|
CHECK( (it2 > it3) == (it3 < it2) );
|
||
|
|
CHECK( (it1_c > it1_c) == (it1_c < it1_c) );
|
||
|
|
CHECK( (it1_c > it2_c) == (it2_c < it1_c) );
|
||
|
|
CHECK( (it1_c > it3_c) == (it3_c < it1_c) );
|
||
|
|
CHECK( (it2_c > it3_c) == (it3_c < it2_c) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// comparison: greater than or equal
|
||
|
|
{
|
||
|
|
if (j.type() == json::value_t::object)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(it1 >= it1, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 >= it2, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2 >= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1 >= it3, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c >= it1_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c >= it2_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it2_c >= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it1_c >= it3_c, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it1 >= it1, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 >= it2, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2 >= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1 >= it3, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c >= it1_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c >= it2_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it2_c >= it3_c, "cannot compare order of object iterators");
|
||
|
|
CHECK_THROWS_WITH(it1_c >= it3_c, "cannot compare order of object iterators");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// check definition
|
||
|
|
CHECK( (it1 >= it1) == not(it1 < it1) );
|
||
|
|
CHECK( (it1 >= it2) == not(it1 < it2) );
|
||
|
|
CHECK( (it1 >= it3) == not(it1 < it3) );
|
||
|
|
CHECK( (it2 >= it3) == not(it2 < it3) );
|
||
|
|
CHECK( (it1_c >= it1_c) == not(it1_c < it1_c) );
|
||
|
|
CHECK( (it1_c >= it2_c) == not(it1_c < it2_c) );
|
||
|
|
CHECK( (it1_c >= it3_c) == not(it1_c < it3_c) );
|
||
|
|
CHECK( (it2_c >= it3_c) == not(it2_c < it3_c) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// check exceptions if different objects are compared
|
||
|
|
for (auto j : j_values)
|
||
|
|
{
|
||
|
|
for (auto k : j_values)
|
||
|
|
{
|
||
|
|
if (j != k)
|
||
|
|
{
|
||
|
|
CHECK_THROWS_AS(j.rbegin() == k.rbegin(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(j.crbegin() == k.crbegin(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(j.rbegin() == k.rbegin(), "cannot compare iterators of different containers");
|
||
|
|
CHECK_THROWS_WITH(j.crbegin() == k.crbegin(), "cannot compare iterators of different containers");
|
||
|
|
|
||
|
|
CHECK_THROWS_AS(j.rbegin() < k.rbegin(), std::domain_error);
|
||
|
|
CHECK_THROWS_AS(j.crbegin() < k.crbegin(), std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(j.rbegin() < k.rbegin(), "cannot compare iterators of different containers");
|
||
|
|
CHECK_THROWS_WITH(j.crbegin() < k.crbegin(), "cannot compare iterators of different containers");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("reverse iterator arithmetic")
|
||
|
|
{
|
||
|
|
json j_object = {{"one", 1}, {"two", 2}, {"three", 3}};
|
||
|
|
json j_array = {1, 2, 3, 4, 5, 6};
|
||
|
|
json j_null = nullptr;
|
||
|
|
json j_value = 42;
|
||
|
|
|
||
|
|
SECTION("addition and subtraction")
|
||
|
|
{
|
||
|
|
SECTION("object")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_object.rbegin();
|
||
|
|
CHECK_THROWS_AS(it += 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.crbegin();
|
||
|
|
CHECK_THROWS_AS(it += 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.rbegin();
|
||
|
|
CHECK_THROWS_AS(it + 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.crbegin();
|
||
|
|
CHECK_THROWS_AS(it + 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.rbegin();
|
||
|
|
CHECK_THROWS_AS(it -= 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.crbegin();
|
||
|
|
CHECK_THROWS_AS(it -= 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.rbegin();
|
||
|
|
CHECK_THROWS_AS(it - 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.crbegin();
|
||
|
|
CHECK_THROWS_AS(it - 1, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.rbegin();
|
||
|
|
CHECK_THROWS_AS(it - it, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.crbegin();
|
||
|
|
CHECK_THROWS_AS(it - it, std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("array")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_array.rbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_array.rbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_array.rbegin());
|
||
|
|
CHECK((j_array.rbegin() - it) == 3);
|
||
|
|
CHECK(*it == json(3));
|
||
|
|
it -= 2;
|
||
|
|
CHECK(*it == json(5));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_array.crbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_array.crbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_array.crbegin());
|
||
|
|
CHECK((j_array.crbegin() - it) == 3);
|
||
|
|
CHECK(*it == json(3));
|
||
|
|
it -= 2;
|
||
|
|
CHECK(*it == json(5));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("null")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_null.rbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_null.rbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_null.rbegin());
|
||
|
|
CHECK((j_null.rbegin() - it) == 3);
|
||
|
|
CHECK(it != j_null.rend());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(it == j_null.rend());
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_null.crbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_null.crbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_null.crbegin());
|
||
|
|
CHECK((j_null.crbegin() - it) == 3);
|
||
|
|
CHECK(it != j_null.crend());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(it == j_null.crend());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("value")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_value.rbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_value.rbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_value.rbegin());
|
||
|
|
CHECK((j_value.rbegin() - it) == 3);
|
||
|
|
CHECK(it != j_value.rend());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(*it == json(42));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_value.crbegin();
|
||
|
|
it += 3;
|
||
|
|
CHECK((j_value.crbegin() + 3) == it);
|
||
|
|
CHECK((it - 3) == j_value.crbegin());
|
||
|
|
CHECK((j_value.crbegin() - it) == 3);
|
||
|
|
CHECK(it != j_value.crend());
|
||
|
|
it -= 3;
|
||
|
|
CHECK(*it == json(42));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("subscript operator")
|
||
|
|
{
|
||
|
|
SECTION("object")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_object.rbegin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it[1], std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot use offsets with object iterators");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_object.crbegin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::domain_error);
|
||
|
|
CHECK_THROWS_AS(it[1], std::domain_error);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot use offsets with object iterators");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot use offsets with object iterators");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("array")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_array.rbegin();
|
||
|
|
CHECK(it[0] == json(6));
|
||
|
|
CHECK(it[1] == json(5));
|
||
|
|
CHECK(it[2] == json(4));
|
||
|
|
CHECK(it[3] == json(3));
|
||
|
|
CHECK(it[4] == json(2));
|
||
|
|
CHECK(it[5] == json(1));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_array.crbegin();
|
||
|
|
CHECK(it[0] == json(6));
|
||
|
|
CHECK(it[1] == json(5));
|
||
|
|
CHECK(it[2] == json(4));
|
||
|
|
CHECK(it[3] == json(3));
|
||
|
|
CHECK(it[4] == json(2));
|
||
|
|
CHECK(it[5] == json(1));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("null")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_null.rbegin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_null.crbegin();
|
||
|
|
CHECK_THROWS_AS(it[0], std::out_of_range);
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[0], "cannot get value");
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SECTION("value")
|
||
|
|
{
|
||
|
|
{
|
||
|
|
auto it = j_value.rbegin();
|
||
|
|
CHECK(it[0] == json(42));
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
auto it = j_value.crbegin();
|
||
|
|
CHECK(it[0] == json(42));
|
||
|
|
CHECK_THROWS_AS(it[1], std::out_of_range);
|
||
|
|
CHECK_THROWS_WITH(it[1], "cannot get value");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|