mirror of
https://github.com/nlohmann/json.git
synced 2025-05-11 05:33:55 +00:00
267 lines
9.4 KiB
C++
267 lines
9.4 KiB
C++
/*
|
|
__ _____ _____ _____
|
|
__| | __| | | | JSON for Modern C++ (test suite)
|
|
| | |__ | | | | | | version 3.10.5
|
|
|_____|_____|_____|_|___| https://github.com/nlohmann/json
|
|
|
|
Licensed under the MIT License <http://opensource.org/licenses/MIT>.
|
|
SPDX-License-Identifier: MIT
|
|
Copyright (c) 2013-2022 Niels Lohmann <http://nlohmann.me>.
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
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
|
|
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.
|
|
|
|
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
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
SOFTWARE.
|
|
*/
|
|
|
|
#include "doctest_compatibility.h"
|
|
|
|
#ifdef JSON_DIAGNOSTICS
|
|
#undef JSON_DIAGNOSTICS
|
|
#endif
|
|
|
|
#define JSON_DIAGNOSTICS 1
|
|
|
|
#include <nlohmann/json.hpp>
|
|
using nlohmann::json;
|
|
|
|
TEST_CASE("Better diagnostics")
|
|
{
|
|
SECTION("empty JSON Pointer")
|
|
{
|
|
json j = 1;
|
|
std::string s;
|
|
CHECK_THROWS_WITH_AS(s = j.get<std::string>(), "[json.exception.type_error.302] type must be string, but is number", json::type_error);
|
|
}
|
|
|
|
SECTION("invalid type")
|
|
{
|
|
json j;
|
|
j["a"]["b"]["c"] = 1;
|
|
std::string s;
|
|
CHECK_THROWS_WITH_AS(s = j["a"]["b"]["c"].get<std::string>(), "[json.exception.type_error.302] (/a/b/c) type must be string, but is number", json::type_error);
|
|
}
|
|
|
|
SECTION("missing key")
|
|
{
|
|
json j;
|
|
j["object"]["object"] = true;
|
|
CHECK_THROWS_WITH_AS(j["object"].at("not_found"), "[json.exception.out_of_range.403] (/object) key 'not_found' not found", json::out_of_range);
|
|
}
|
|
|
|
SECTION("array index out of range")
|
|
{
|
|
json j;
|
|
j["array"][4] = true;
|
|
CHECK_THROWS_WITH_AS(j["array"].at(5), "[json.exception.out_of_range.401] (/array) array index 5 is out of range", json::out_of_range);
|
|
}
|
|
|
|
SECTION("array index at wrong type")
|
|
{
|
|
json j;
|
|
j["array"][4] = true;
|
|
CHECK_THROWS_WITH_AS(j["array"][4][5], "[json.exception.type_error.305] (/array/4) cannot use operator[] with a numeric argument with boolean", json::type_error);
|
|
}
|
|
|
|
SECTION("wrong iterator")
|
|
{
|
|
json j;
|
|
j["array"] = json::array();
|
|
CHECK_THROWS_WITH_AS(j["array"].erase(j.begin()), "[json.exception.invalid_iterator.202] (/array) iterator does not fit current value", json::invalid_iterator);
|
|
}
|
|
|
|
SECTION("JSON Pointer escaping")
|
|
{
|
|
json j;
|
|
j["a/b"]["m~n"] = 1;
|
|
std::string s;
|
|
CHECK_THROWS_WITH_AS(s = j["a/b"]["m~n"].get<std::string>(), "[json.exception.type_error.302] (/a~1b/m~0n) type must be string, but is number", json::type_error);
|
|
}
|
|
|
|
SECTION("Parse error")
|
|
{
|
|
json _;
|
|
CHECK_THROWS_WITH_AS(_ = json::parse(""), "[json.exception.parse_error.101] parse error at line 1, column 1: syntax error while parsing value - unexpected end of input; expected '[', '{', or a literal", json::parse_error);
|
|
}
|
|
|
|
SECTION("Wrong type in update()")
|
|
{
|
|
json j = {{"foo", "bar"}};
|
|
json k = {{"bla", 1}};
|
|
|
|
CHECK_THROWS_WITH_AS(j.update(k["bla"].begin(), k["bla"].end()), "[json.exception.type_error.312] (/bla) cannot use update() with number", json::type_error);
|
|
CHECK_THROWS_WITH_AS(j.update(k["bla"]), "[json.exception.type_error.312] (/bla) cannot use update() with number", json::type_error);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("Regression tests for extended diagnostics")
|
|
{
|
|
SECTION("Regression test for https://github.com/nlohmann/json/pull/2562#pullrequestreview-574858448")
|
|
{
|
|
CHECK_THROWS_WITH_AS(json({"0", "0"})[1].get<int>(), "[json.exception.type_error.302] (/1) type must be number, but is string", json::type_error);
|
|
CHECK_THROWS_WITH_AS(json({"0", "1"})[1].get<int>(), "[json.exception.type_error.302] (/1) type must be number, but is string", json::type_error);
|
|
}
|
|
|
|
SECTION("Regression test for https://github.com/nlohmann/json/pull/2562/files/380a613f2b5d32425021129cd1f371ddcfd54ddf#r563259793")
|
|
{
|
|
json j;
|
|
j["/foo"] = {1, 2, 3};
|
|
CHECK_THROWS_WITH_AS(j.unflatten(), "[json.exception.type_error.315] (/~1foo) values in object must be primitive", json::type_error);
|
|
}
|
|
|
|
SECTION("Regression test for issue #2838 - Assertion failure when inserting into arrays with JSON_DIAGNOSTICS set")
|
|
{
|
|
// void push_back(basic_json&& val)
|
|
{
|
|
json j_arr = json::array();
|
|
j_arr.push_back(json::object());
|
|
j_arr.push_back(json::object());
|
|
j_arr.push_back(json::object());
|
|
j_arr.push_back(json::object());
|
|
json j_obj = json::object();
|
|
j_obj["key"] = j_arr;
|
|
}
|
|
|
|
// void push_back(const basic_json& val)
|
|
{
|
|
json j_arr = json::array();
|
|
auto object = json::object();
|
|
j_arr.push_back(object);
|
|
j_arr.push_back(object);
|
|
j_arr.push_back(object);
|
|
j_arr.push_back(object);
|
|
json j_obj = json::object();
|
|
j_obj["key"] = j_arr;
|
|
}
|
|
|
|
// reference emplace_back(Args&& ... args)
|
|
{
|
|
json j_arr = json::array();
|
|
j_arr.emplace_back(json::object());
|
|
j_arr.emplace_back(json::object());
|
|
j_arr.emplace_back(json::object());
|
|
j_arr.emplace_back(json::object());
|
|
json j_obj = json::object();
|
|
j_obj["key"] = j_arr;
|
|
}
|
|
|
|
// iterator insert(const_iterator pos, const basic_json& val)
|
|
{
|
|
json j_arr = json::array();
|
|
j_arr.insert(j_arr.begin(), json::object());
|
|
j_arr.insert(j_arr.begin(), json::object());
|
|
j_arr.insert(j_arr.begin(), json::object());
|
|
j_arr.insert(j_arr.begin(), json::object());
|
|
json j_obj = json::object();
|
|
j_obj["key"] = j_arr;
|
|
}
|
|
|
|
// iterator insert(const_iterator pos, size_type cnt, const basic_json& val)
|
|
{
|
|
json j_arr = json::array();
|
|
j_arr.insert(j_arr.begin(), 2, json::object());
|
|
json j_obj = json::object();
|
|
j_obj["key"] = j_arr;
|
|
}
|
|
|
|
// iterator insert(const_iterator pos, const_iterator first, const_iterator last)
|
|
{
|
|
json j_arr = json::array();
|
|
json j_objects = {json::object(), json::object()};
|
|
j_arr.insert(j_arr.begin(), j_objects.begin(), j_objects.end());
|
|
json j_obj = json::object();
|
|
j_obj["key"] = j_arr;
|
|
}
|
|
}
|
|
|
|
SECTION("Regression test for issue #2962 - JSON_DIAGNOSTICS assertion for ordered_json")
|
|
{
|
|
nlohmann::ordered_json j;
|
|
nlohmann::ordered_json j2;
|
|
const std::string value;
|
|
j["first"] = value;
|
|
j["second"] = value;
|
|
j2["something"] = j;
|
|
}
|
|
|
|
SECTION("Regression test for issue #3007 - Parent pointers properly set when using update()")
|
|
{
|
|
// void update(const_reference j)
|
|
{
|
|
json j = json::object();
|
|
|
|
{
|
|
json j2 = json::object();
|
|
j2["one"] = 1;
|
|
|
|
j.update(j2);
|
|
}
|
|
|
|
// Must call operator[] on const element, otherwise m_parent gets updated.
|
|
auto const& constJ = j;
|
|
CHECK_THROWS_WITH_AS(constJ["one"].at(0), "[json.exception.type_error.304] (/one) cannot use at() with number", json::type_error);
|
|
}
|
|
|
|
// void update(const_iterator first, const_iterator last)
|
|
{
|
|
json j = json::object();
|
|
|
|
{
|
|
json j2 = json::object();
|
|
j2["one"] = 1;
|
|
|
|
j.update(j2.begin(), j2.end());
|
|
}
|
|
|
|
// Must call operator[] on const element, otherwise m_parent gets updated.
|
|
auto const& constJ = j;
|
|
CHECK_THROWS_WITH_AS(constJ["one"].at(0), "[json.exception.type_error.304] (/one) cannot use at() with number", json::type_error);
|
|
}
|
|
|
|
// Code from #3007 triggering unwanted assertion without fix to update().
|
|
{
|
|
json root = json::array();
|
|
json lower = json::object();
|
|
|
|
{
|
|
json lowest = json::object();
|
|
lowest["one"] = 1;
|
|
|
|
lower.update(lowest);
|
|
}
|
|
|
|
root.push_back(lower);
|
|
}
|
|
}
|
|
|
|
SECTION("Regression test for issue #3032 - Yet another assertion failure when inserting into arrays with JSON_DIAGNOSTICS set")
|
|
{
|
|
// reference operator[](size_type idx)
|
|
{
|
|
json j_arr = json::array();
|
|
j_arr[0] = 0;
|
|
j_arr[1] = 1;
|
|
j_arr[2] = 2;
|
|
j_arr[3] = 3;
|
|
j_arr[4] = 4;
|
|
j_arr[5] = 5;
|
|
j_arr[6] = 6;
|
|
j_arr[7] = 7;
|
|
json j_arr_copy = j_arr;
|
|
}
|
|
}
|
|
}
|