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Reorganize directories (#3462)
* 🚚 move files * 🚚 rename doc folder to docs * 🚚 rename test folder to tests
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Niels Lohmann
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884
tests/src/unit-iterators2.cpp
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884
tests/src/unit-iterators2.cpp
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/*
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__ _____ _____ _____
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__| | __| | | | JSON for Modern C++ (test suite)
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| | |__ | | | | | | version 3.10.5
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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) 2013-2022 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
|
||||
in the Software without restriction, including without limitation the rights
|
||||
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
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
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||||
|
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
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SOFTWARE.
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*/
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#include "doctest_compatibility.h"
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#include <nlohmann/json.hpp>
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using nlohmann::json;
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TEST_CASE("iterators 2")
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{
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SECTION("iterator comparisons")
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{
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json j_values = {nullptr, true, 42, 42u, 23.23, {{"one", 1}, {"two", 2}}, {1, 2, 3, 4, 5}, "Hello, world"};
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for (json& j : j_values)
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{
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auto it1 = j.begin();
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auto it2 = j.begin();
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auto it3 = j.begin();
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++it2;
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++it3;
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++it3;
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auto it1_c = j.cbegin();
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auto it2_c = j.cbegin();
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auto it3_c = j.cbegin();
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++it2_c;
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++it3_c;
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++it3_c;
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// comparison: equal
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{
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CHECK(it1 == it1);
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CHECK(!(it1 == it2));
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CHECK(!(it1 == it3));
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CHECK(!(it2 == it3));
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CHECK(it1_c == it1_c);
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CHECK(!(it1_c == it2_c));
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CHECK(!(it1_c == it3_c));
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CHECK(!(it2_c == it3_c));
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}
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// comparison: not equal
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{
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// check definition
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CHECK( (it1 != it1) == !(it1 == it1) );
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CHECK( (it1 != it2) == !(it1 == it2) );
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CHECK( (it1 != it3) == !(it1 == it3) );
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CHECK( (it2 != it3) == !(it2 == it3) );
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CHECK( (it1_c != it1_c) == !(it1_c == it1_c) );
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CHECK( (it1_c != it2_c) == !(it1_c == it2_c) );
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CHECK( (it1_c != it3_c) == !(it1_c == it3_c) );
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CHECK( (it2_c != it3_c) == !(it2_c == it3_c) );
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}
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// comparison: smaller
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{
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if (j.type() == json::value_t::object)
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{
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#if JSON_DIAGNOSTICS
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CHECK_THROWS_WITH_AS(it1 < it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 < it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2 < it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 < it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c < it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c < it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c < it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c < it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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#else
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CHECK_THROWS_WITH_AS(it1 < it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 < it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c < it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c < it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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#endif
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}
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else
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{
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CHECK(!(it1 < it1));
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CHECK(it1 < it2);
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CHECK(it1 < it3);
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CHECK(it2 < it3);
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CHECK(!(it1_c < it1_c));
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CHECK(it1_c < it2_c);
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CHECK(it1_c < it3_c);
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CHECK(it2_c < it3_c);
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}
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}
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// comparison: less than or equal
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{
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if (j.type() == json::value_t::object)
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{
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#if JSON_DIAGNOSTICS
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CHECK_THROWS_WITH_AS(it1 <= it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 <= it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2 <= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 <= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c <= it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c <= it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c <= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c <= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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#else
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CHECK_THROWS_WITH_AS(it1 <= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 <= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c <= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c <= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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#endif
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}
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else
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{
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// check definition
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CHECK( (it1 <= it1) == !(it1 < it1) );
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CHECK( (it1 <= it2) == !(it2 < it1) );
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CHECK( (it1 <= it3) == !(it3 < it1) );
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CHECK( (it2 <= it3) == !(it3 < it2) );
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CHECK( (it1_c <= it1_c) == !(it1_c < it1_c) );
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CHECK( (it1_c <= it2_c) == !(it2_c < it1_c) );
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CHECK( (it1_c <= it3_c) == !(it3_c < it1_c) );
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CHECK( (it2_c <= it3_c) == !(it3_c < it2_c) );
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}
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}
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// comparison: greater than
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{
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if (j.type() == json::value_t::object)
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{
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#if JSON_DIAGNOSTICS
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CHECK_THROWS_WITH_AS(it1 > it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 > it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2 > it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 > it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c > it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c > it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c > it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c > it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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#else
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CHECK_THROWS_WITH_AS(it1 > it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 > it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c > it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c > it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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#endif
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}
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else
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{
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// check definition
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CHECK( (it1 > it1) == (it1 < it1) );
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CHECK( (it1 > it2) == (it2 < it1) );
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CHECK( (it1 > it3) == (it3 < it1) );
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CHECK( (it2 > it3) == (it3 < it2) );
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CHECK( (it1_c > it1_c) == (it1_c < it1_c) );
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CHECK( (it1_c > it2_c) == (it2_c < it1_c) );
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CHECK( (it1_c > it3_c) == (it3_c < it1_c) );
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CHECK( (it2_c > it3_c) == (it3_c < it2_c) );
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}
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}
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// comparison: greater than or equal
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{
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if (j.type() == json::value_t::object)
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{
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#if JSON_DIAGNOSTICS
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CHECK_THROWS_WITH_AS(it1 >= it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 >= it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2 >= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 >= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c >= it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c >= it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c >= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c >= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
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#else
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CHECK_THROWS_WITH_AS(it1 >= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1 >= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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||||
CHECK_THROWS_WITH_AS(it2 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c >= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c >= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it2_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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CHECK_THROWS_WITH_AS(it1_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
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#endif
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||||
}
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||||
else
|
||||
{
|
||||
// check definition
|
||||
CHECK( (it1 >= it1) == !(it1 < it1) );
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||||
CHECK( (it1 >= it2) == !(it1 < it2) );
|
||||
CHECK( (it1 >= it3) == !(it1 < it3) );
|
||||
CHECK( (it2 >= it3) == !(it2 < it3) );
|
||||
CHECK( (it1_c >= it1_c) == !(it1_c < it1_c) );
|
||||
CHECK( (it1_c >= it2_c) == !(it1_c < it2_c) );
|
||||
CHECK( (it1_c >= it3_c) == !(it1_c < it3_c) );
|
||||
CHECK( (it2_c >= it3_c) == !(it2_c < it3_c) );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// check exceptions if different objects are compared
|
||||
for (auto j : j_values)
|
||||
{
|
||||
for (auto k : j_values)
|
||||
{
|
||||
if (j != k)
|
||||
{
|
||||
#if JSON_DIAGNOSTICS
|
||||
// the output differs in each loop, so we cannot fix a string for the expected exception
|
||||
#else
|
||||
CHECK_THROWS_WITH_AS(j.begin() == k.begin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(j.cbegin() == k.cbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(j.begin() < k.begin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(j.cbegin() < k.cbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
#endif
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
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_WITH_AS(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.cbegin();
|
||||
CHECK_THROWS_WITH_AS(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.begin();
|
||||
CHECK_THROWS_WITH_AS(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.cbegin();
|
||||
CHECK_THROWS_WITH_AS(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.begin();
|
||||
CHECK_THROWS_WITH_AS(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.cbegin();
|
||||
CHECK_THROWS_WITH_AS(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.begin();
|
||||
CHECK_THROWS_WITH_AS(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.cbegin();
|
||||
CHECK_THROWS_WITH_AS(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.begin();
|
||||
CHECK_THROWS_WITH_AS(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.cbegin();
|
||||
CHECK_THROWS_WITH_AS(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.begin();
|
||||
CHECK_THROWS_WITH_AS(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.cbegin();
|
||||
CHECK_THROWS_WITH_AS(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
|
||||
SECTION("array")
|
||||
{
|
||||
{
|
||||
auto it = j_array.begin();
|
||||
it += 3;
|
||||
CHECK((j_array.begin() + 3) == it);
|
||||
CHECK((3 + j_array.begin()) == 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((3 + j_array.cbegin()) == 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((3 + j_null.begin()) == 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((3 + j_null.cbegin()) == 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((3 + j_value.begin()) == 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((3 + j_value.cbegin()) == 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_WITH_AS(it[0], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.cbegin();
|
||||
CHECK_THROWS_WITH_AS(it[0], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
|
||||
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_WITH_AS(it[0], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_null.cbegin();
|
||||
CHECK_THROWS_WITH_AS(it[0], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
|
||||
SECTION("value")
|
||||
{
|
||||
{
|
||||
auto it = j_value.begin();
|
||||
CHECK(it[0] == json(42));
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_value.cbegin();
|
||||
CHECK(it[0] == json(42));
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
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(!(it1 == it2));
|
||||
CHECK(!(it1 == it3));
|
||||
CHECK(!(it2 == it3));
|
||||
CHECK(it1_c == it1_c);
|
||||
CHECK(!(it1_c == it2_c));
|
||||
CHECK(!(it1_c == it3_c));
|
||||
CHECK(!(it2_c == it3_c));
|
||||
}
|
||||
|
||||
// comparison: not equal
|
||||
{
|
||||
// check definition
|
||||
CHECK( (it1 != it1) == !(it1 == it1) );
|
||||
CHECK( (it1 != it2) == !(it1 == it2) );
|
||||
CHECK( (it1 != it3) == !(it1 == it3) );
|
||||
CHECK( (it2 != it3) == !(it2 == it3) );
|
||||
CHECK( (it1_c != it1_c) == !(it1_c == it1_c) );
|
||||
CHECK( (it1_c != it2_c) == !(it1_c == it2_c) );
|
||||
CHECK( (it1_c != it3_c) == !(it1_c == it3_c) );
|
||||
CHECK( (it2_c != it3_c) == !(it2_c == it3_c) );
|
||||
}
|
||||
|
||||
// comparison: smaller
|
||||
{
|
||||
if (j.type() == json::value_t::object)
|
||||
{
|
||||
#if JSON_DIAGNOSTICS
|
||||
CHECK_THROWS_WITH_AS(it1 < it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 < it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 < it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 < it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c < it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c < it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c < it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c < it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#else
|
||||
CHECK_THROWS_WITH_AS(it1 < it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 < it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c < it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c < it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
CHECK(!(it1 < it1));
|
||||
CHECK(it1 < it2);
|
||||
CHECK(it1 < it3);
|
||||
CHECK(it2 < it3);
|
||||
CHECK(!(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)
|
||||
{
|
||||
#if JSON_DIAGNOSTICS
|
||||
CHECK_THROWS_WITH_AS(it1 <= it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 <= it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 <= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 <= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c <= it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c <= it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c <= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c <= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#else
|
||||
CHECK_THROWS_WITH_AS(it1 <= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 <= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c <= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c <= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#endif
|
||||
}
|
||||
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
|
||||
{
|
||||
if (j.type() == json::value_t::object)
|
||||
{
|
||||
#if JSON_DIAGNOSTICS
|
||||
CHECK_THROWS_WITH_AS(it1 > it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 > it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 > it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 > it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c > it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c > it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c > it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c > it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#else
|
||||
CHECK_THROWS_WITH_AS(it1 > it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 > it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c > it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c > it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#endif
|
||||
}
|
||||
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)
|
||||
{
|
||||
#if JSON_DIAGNOSTICS
|
||||
CHECK_THROWS_WITH_AS(it1 >= it1, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 >= it2, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 >= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 >= it3, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c >= it1_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c >= it2_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c >= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c >= it3_c, "[json.exception.invalid_iterator.213] (/5) cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#else
|
||||
CHECK_THROWS_WITH_AS(it1 >= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 >= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c >= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c >= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it2_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it1_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators", json::invalid_iterator&);
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
// check definition
|
||||
CHECK( (it1 >= it1) == !(it1 < it1) );
|
||||
CHECK( (it1 >= it2) == !(it1 < it2) );
|
||||
CHECK( (it1 >= it3) == !(it1 < it3) );
|
||||
CHECK( (it2 >= it3) == !(it2 < it3) );
|
||||
CHECK( (it1_c >= it1_c) == !(it1_c < it1_c) );
|
||||
CHECK( (it1_c >= it2_c) == !(it1_c < it2_c) );
|
||||
CHECK( (it1_c >= it3_c) == !(it1_c < it3_c) );
|
||||
CHECK( (it2_c >= it3_c) == !(it2_c < it3_c) );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// check exceptions if different objects are compared
|
||||
for (auto j : j_values)
|
||||
{
|
||||
for (auto k : j_values)
|
||||
{
|
||||
if (j != k)
|
||||
{
|
||||
#if JSON_DIAGNOSTICS
|
||||
// the output differs in each loop, so we cannot fix a string for the expected exception
|
||||
#else
|
||||
CHECK_THROWS_WITH_AS(j.rbegin() == k.rbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(j.crbegin() == k.crbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(j.rbegin() < k.rbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(j.crbegin() < k.crbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers", json::invalid_iterator&);
|
||||
#endif
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
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_WITH_AS(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.crbegin();
|
||||
CHECK_THROWS_WITH_AS(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.rbegin();
|
||||
CHECK_THROWS_WITH_AS(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.crbegin();
|
||||
CHECK_THROWS_WITH_AS(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.rbegin();
|
||||
CHECK_THROWS_WITH_AS(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.crbegin();
|
||||
CHECK_THROWS_WITH_AS(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.rbegin();
|
||||
CHECK_THROWS_WITH_AS(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.crbegin();
|
||||
CHECK_THROWS_WITH_AS(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.rbegin();
|
||||
CHECK_THROWS_WITH_AS(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.crbegin();
|
||||
CHECK_THROWS_WITH_AS(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.rbegin();
|
||||
CHECK_THROWS_WITH_AS(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.crbegin();
|
||||
CHECK_THROWS_WITH_AS(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
|
||||
SECTION("array")
|
||||
{
|
||||
{
|
||||
auto it = j_array.rbegin();
|
||||
it += 3;
|
||||
CHECK((j_array.rbegin() + 3) == it);
|
||||
CHECK(json::reverse_iterator(3 + j_array.rbegin()) == it);
|
||||
CHECK((it - 3) == j_array.rbegin());
|
||||
CHECK((it - j_array.rbegin()) == 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(json::const_reverse_iterator(3 + j_array.crbegin()) == it);
|
||||
CHECK((it - 3) == j_array.crbegin());
|
||||
CHECK((it - j_array.crbegin()) == 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(json::reverse_iterator(3 + j_null.rbegin()) == it);
|
||||
CHECK((it - 3) == j_null.rbegin());
|
||||
CHECK((it - j_null.rbegin()) == 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(json::const_reverse_iterator(3 + j_null.crbegin()) == it);
|
||||
CHECK((it - 3) == j_null.crbegin());
|
||||
CHECK((it - j_null.crbegin()) == 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(json::reverse_iterator(3 + j_value.rbegin()) == it);
|
||||
CHECK((it - 3) == j_value.rbegin());
|
||||
CHECK((it - j_value.rbegin()) == 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(json::const_reverse_iterator(3 + j_value.crbegin()) == it);
|
||||
CHECK((it - 3) == j_value.crbegin());
|
||||
CHECK((it - j_value.crbegin()) == 3);
|
||||
CHECK(it != j_value.crend());
|
||||
it -= 3;
|
||||
CHECK(*it == json(42));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
SECTION("subscript operator")
|
||||
{
|
||||
SECTION("object")
|
||||
{
|
||||
{
|
||||
auto it = j_object.rbegin();
|
||||
CHECK_THROWS_WITH_AS(it[0], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_object.crbegin();
|
||||
CHECK_THROWS_WITH_AS(it[0], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
|
||||
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_WITH_AS(it[0], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_null.crbegin();
|
||||
CHECK_THROWS_WITH_AS(it[0], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
|
||||
SECTION("value")
|
||||
{
|
||||
{
|
||||
auto it = j_value.rbegin();
|
||||
CHECK(it[0] == json(42));
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
{
|
||||
auto it = j_value.crbegin();
|
||||
CHECK(it[0] == json(42));
|
||||
CHECK_THROWS_WITH_AS(it[1], "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user