436 lines
19 KiB
C++
436 lines
19 KiB
C++
/*
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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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#include "json.hpp"
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using nlohmann::json;
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#include <fstream>
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TEST_CASE("compliance tests from json.org")
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{
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// test cases are from http://json.org/JSON_checker/
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SECTION("expected failures")
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{
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for (auto filename :
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{
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//"test/data/json_tests/fail1.json",
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"test/data/json_tests/fail2.json",
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"test/data/json_tests/fail3.json",
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"test/data/json_tests/fail4.json",
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"test/data/json_tests/fail5.json",
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"test/data/json_tests/fail6.json",
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"test/data/json_tests/fail7.json",
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"test/data/json_tests/fail8.json",
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"test/data/json_tests/fail9.json",
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"test/data/json_tests/fail10.json",
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"test/data/json_tests/fail11.json",
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"test/data/json_tests/fail12.json",
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"test/data/json_tests/fail13.json",
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"test/data/json_tests/fail14.json",
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"test/data/json_tests/fail15.json",
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"test/data/json_tests/fail16.json",
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"test/data/json_tests/fail17.json",
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//"test/data/json_tests/fail18.json",
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"test/data/json_tests/fail19.json",
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"test/data/json_tests/fail20.json",
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"test/data/json_tests/fail21.json",
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"test/data/json_tests/fail22.json",
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"test/data/json_tests/fail23.json",
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"test/data/json_tests/fail24.json",
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"test/data/json_tests/fail25.json",
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"test/data/json_tests/fail26.json",
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"test/data/json_tests/fail27.json",
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"test/data/json_tests/fail28.json",
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"test/data/json_tests/fail29.json",
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"test/data/json_tests/fail30.json",
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"test/data/json_tests/fail31.json",
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"test/data/json_tests/fail32.json",
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"test/data/json_tests/fail33.json"
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})
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{
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CAPTURE(filename);
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json j;
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std::ifstream f(filename);
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CHECK_THROWS_AS(j << f, std::invalid_argument);
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}
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}
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SECTION("expected passes")
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{
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for (auto filename :
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{
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"test/data/json_tests/pass1.json",
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"test/data/json_tests/pass2.json",
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"test/data/json_tests/pass3.json"
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})
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{
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CAPTURE(filename);
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json j;
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std::ifstream f(filename);
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CHECK_NOTHROW(j << f);
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}
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}
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}
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TEST_CASE("compliance tests from nativejson-benchmark")
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{
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// test cases from https://github.com/miloyip/nativejson-benchmark/blob/master/src/main.cpp
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SECTION("doubles")
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{
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auto TEST_DOUBLE = [](const std::string & json_string, const double expected)
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{
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CAPTURE(json_string);
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CAPTURE(expected);
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CHECK(json::parse(json_string)[0].get<double>() == Approx(expected));
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};
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TEST_DOUBLE("[0.0]", 0.0);
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TEST_DOUBLE("[-0.0]", -0.0);
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TEST_DOUBLE("[1.0]", 1.0);
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TEST_DOUBLE("[-1.0]", -1.0);
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TEST_DOUBLE("[1.5]", 1.5);
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TEST_DOUBLE("[-1.5]", -1.5);
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TEST_DOUBLE("[3.1416]", 3.1416);
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TEST_DOUBLE("[1E10]", 1E10);
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TEST_DOUBLE("[1e10]", 1e10);
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TEST_DOUBLE("[1E+10]", 1E+10);
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TEST_DOUBLE("[1E-10]", 1E-10);
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TEST_DOUBLE("[-1E10]", -1E10);
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TEST_DOUBLE("[-1e10]", -1e10);
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TEST_DOUBLE("[-1E+10]", -1E+10);
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TEST_DOUBLE("[-1E-10]", -1E-10);
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TEST_DOUBLE("[1.234E+10]", 1.234E+10);
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TEST_DOUBLE("[1.234E-10]", 1.234E-10);
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TEST_DOUBLE("[1.79769e+308]", 1.79769e+308);
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TEST_DOUBLE("[2.22507e-308]", 2.22507e-308);
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TEST_DOUBLE("[-1.79769e+308]", -1.79769e+308);
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TEST_DOUBLE("[-2.22507e-308]", -2.22507e-308);
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TEST_DOUBLE("[4.9406564584124654e-324]", 4.9406564584124654e-324); // minimum denormal
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TEST_DOUBLE("[2.2250738585072009e-308]", 2.2250738585072009e-308); // Max subnormal double
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TEST_DOUBLE("[2.2250738585072014e-308]", 2.2250738585072014e-308); // Min normal positive double
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TEST_DOUBLE("[1.7976931348623157e+308]", 1.7976931348623157e+308); // Max double
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TEST_DOUBLE("[1e-10000]", 0.0); // must underflow
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TEST_DOUBLE("[18446744073709551616]",
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18446744073709551616.0); // 2^64 (max of uint64_t + 1, force to use double)
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TEST_DOUBLE("[-9223372036854775809]",
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-9223372036854775809.0); // -2^63 - 1(min of int64_t + 1, force to use double)
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TEST_DOUBLE("[0.9868011474609375]",
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0.9868011474609375); // https://github.com/miloyip/rapidjson/issues/120
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TEST_DOUBLE("[123e34]", 123e34); // Fast Path Cases In Disguise
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TEST_DOUBLE("[45913141877270640000.0]", 45913141877270640000.0);
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TEST_DOUBLE("[2.2250738585072011e-308]",
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2.2250738585072011e-308);
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//TEST_DOUBLE("[1e-00011111111111]", 0.0);
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//TEST_DOUBLE("[-1e-00011111111111]", -0.0);
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TEST_DOUBLE("[1e-214748363]", 0.0);
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TEST_DOUBLE("[1e-214748364]", 0.0);
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//TEST_DOUBLE("[1e-21474836311]", 0.0);
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TEST_DOUBLE("[0.017976931348623157e+310]", 1.7976931348623157e+308); // Max double in another form
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// Since
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// abs((2^-1022 - 2^-1074) - 2.2250738585072012e-308) = 3.109754131239141401123495768877590405345064751974375599... ¡Á 10^-324
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// abs((2^-1022) - 2.2250738585072012e-308) = 1.830902327173324040642192159804623318305533274168872044... ¡Á 10 ^ -324
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// So 2.2250738585072012e-308 should round to 2^-1022 = 2.2250738585072014e-308
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TEST_DOUBLE("[2.2250738585072012e-308]",
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2.2250738585072014e-308);
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// More closer to normal/subnormal boundary
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// boundary = 2^-1022 - 2^-1075 = 2.225073858507201136057409796709131975934819546351645648... ¡Á 10^-308
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TEST_DOUBLE("[2.22507385850720113605740979670913197593481954635164564e-308]",
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2.2250738585072009e-308);
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TEST_DOUBLE("[2.22507385850720113605740979670913197593481954635164565e-308]",
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2.2250738585072014e-308);
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// 1.0 is in (1.0 - 2^-54, 1.0 + 2^-53)
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// 1.0 - 2^-54 = 0.999999999999999944488848768742172978818416595458984375
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TEST_DOUBLE("[0.999999999999999944488848768742172978818416595458984375]", 1.0); // round to even
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TEST_DOUBLE("[0.999999999999999944488848768742172978818416595458984374]",
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0.99999999999999989); // previous double
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TEST_DOUBLE("[0.999999999999999944488848768742172978818416595458984376]", 1.0); // next double
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// 1.0 + 2^-53 = 1.00000000000000011102230246251565404236316680908203125
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TEST_DOUBLE("[1.00000000000000011102230246251565404236316680908203125]", 1.0); // round to even
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TEST_DOUBLE("[1.00000000000000011102230246251565404236316680908203124]", 1.0); // previous double
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TEST_DOUBLE("[1.00000000000000011102230246251565404236316680908203126]",
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1.00000000000000022); // next double
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// Numbers from https://github.com/floitsch/double-conversion/blob/master/test/cctest/test-strtod.cc
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TEST_DOUBLE("[72057594037927928.0]", 72057594037927928.0);
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TEST_DOUBLE("[72057594037927936.0]", 72057594037927936.0);
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TEST_DOUBLE("[72057594037927932.0]", 72057594037927936.0);
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TEST_DOUBLE("[7205759403792793199999e-5]", 72057594037927928.0);
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TEST_DOUBLE("[7205759403792793200001e-5]", 72057594037927936.0);
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TEST_DOUBLE("[9223372036854774784.0]", 9223372036854774784.0);
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TEST_DOUBLE("[9223372036854775808.0]", 9223372036854775808.0);
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TEST_DOUBLE("[9223372036854775296.0]", 9223372036854775808.0);
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TEST_DOUBLE("[922337203685477529599999e-5]", 9223372036854774784.0);
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TEST_DOUBLE("[922337203685477529600001e-5]", 9223372036854775808.0);
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TEST_DOUBLE("[10141204801825834086073718800384]", 10141204801825834086073718800384.0);
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TEST_DOUBLE("[10141204801825835211973625643008]", 10141204801825835211973625643008.0);
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TEST_DOUBLE("[10141204801825834649023672221696]", 10141204801825835211973625643008.0);
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TEST_DOUBLE("[1014120480182583464902367222169599999e-5]", 10141204801825834086073718800384.0);
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TEST_DOUBLE("[1014120480182583464902367222169600001e-5]", 10141204801825835211973625643008.0);
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TEST_DOUBLE("[5708990770823838890407843763683279797179383808]",
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5708990770823838890407843763683279797179383808.0);
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TEST_DOUBLE("[5708990770823839524233143877797980545530986496]",
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5708990770823839524233143877797980545530986496.0);
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TEST_DOUBLE("[5708990770823839207320493820740630171355185152]",
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5708990770823839524233143877797980545530986496.0);
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TEST_DOUBLE("[5708990770823839207320493820740630171355185151999e-3]",
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5708990770823838890407843763683279797179383808.0);
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TEST_DOUBLE("[5708990770823839207320493820740630171355185152001e-3]",
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5708990770823839524233143877797980545530986496.0);
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{
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char n1e308[312]; // '1' followed by 308 '0'
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n1e308[0] = '[';
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n1e308[1] = '1';
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for (int j = 2; j < 310; j++)
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{
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n1e308[j] = '0';
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}
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n1e308[310] = ']';
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n1e308[311] = '\0';
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TEST_DOUBLE(n1e308, 1E308);
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}
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// Cover trimming
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TEST_DOUBLE(
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"[2.22507385850720113605740979670913197593481954635164564802342610972482222202107694551652952390813508"
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"7914149158913039621106870086438694594645527657207407820621743379988141063267329253552286881372149012"
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"9811224514518898490572223072852551331557550159143974763979834118019993239625482890171070818506906306"
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"6665599493827577257201576306269066333264756530000924588831643303777979186961204949739037782970490505"
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"1080609940730262937128958950003583799967207254304360284078895771796150945516748243471030702609144621"
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"5722898802581825451803257070188608721131280795122334262883686223215037756666225039825343359745688844"
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"2390026549819838548794829220689472168983109969836584681402285424333066033985088644580400103493397042"
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"7567186443383770486037861622771738545623065874679014086723327636718751234567890123456789012345678901"
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"e-308]",
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2.2250738585072014e-308);
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}
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SECTION("strings")
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{
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auto TEST_STRING = [](const std::string & json_string, const std::string & expected)
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{
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CAPTURE(json_string);
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CAPTURE(expected);
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CHECK(json::parse(json_string)[0].get<std::string>() == expected);
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};
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TEST_STRING("[\"\"]", "");
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TEST_STRING("[\"Hello\"]", "Hello");
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TEST_STRING("[\"Hello\\nWorld\"]", "Hello\nWorld");
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//TEST_STRING("[\"Hello\\u0000World\"]", "Hello\0World");
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TEST_STRING("[\"\\\"\\\\/\\b\\f\\n\\r\\t\"]", "\"\\/\b\f\n\r\t");
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TEST_STRING("[\"\\u0024\"]", "\x24"); // Dollar sign U+0024
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TEST_STRING("[\"\\u00A2\"]", "\xC2\xA2"); // Cents sign U+00A2
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TEST_STRING("[\"\\u20AC\"]", "\xE2\x82\xAC"); // Euro sign U+20AC
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TEST_STRING("[\"\\uD834\\uDD1E\"]", "\xF0\x9D\x84\x9E"); // G clef sign U+1D11E
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}
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SECTION("roundtrip")
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{
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// test cases are from https://github.com/miloyip/nativejson-benchmark/tree/master/test/data/roundtrip
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for (auto filename :
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{
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"test/data/json_roundtrip/roundtrip01.json",
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"test/data/json_roundtrip/roundtrip02.json",
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"test/data/json_roundtrip/roundtrip03.json",
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"test/data/json_roundtrip/roundtrip04.json",
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"test/data/json_roundtrip/roundtrip05.json",
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"test/data/json_roundtrip/roundtrip06.json",
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"test/data/json_roundtrip/roundtrip07.json",
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"test/data/json_roundtrip/roundtrip08.json",
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"test/data/json_roundtrip/roundtrip09.json",
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"test/data/json_roundtrip/roundtrip10.json",
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"test/data/json_roundtrip/roundtrip11.json",
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"test/data/json_roundtrip/roundtrip12.json",
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"test/data/json_roundtrip/roundtrip13.json",
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"test/data/json_roundtrip/roundtrip14.json",
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"test/data/json_roundtrip/roundtrip15.json",
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"test/data/json_roundtrip/roundtrip16.json",
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"test/data/json_roundtrip/roundtrip17.json",
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"test/data/json_roundtrip/roundtrip18.json",
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"test/data/json_roundtrip/roundtrip19.json",
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"test/data/json_roundtrip/roundtrip20.json",
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"test/data/json_roundtrip/roundtrip21.json",
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"test/data/json_roundtrip/roundtrip22.json",
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"test/data/json_roundtrip/roundtrip23.json",
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//"test/data/json_roundtrip/roundtrip24.json", // roundtrip error
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//"test/data/json_roundtrip/roundtrip25.json", // roundtrip error
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//"test/data/json_roundtrip/roundtrip26.json", // roundtrip error
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//"test/data/json_roundtrip/roundtrip27.json", // roundtrip error
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//"test/data/json_roundtrip/roundtrip28.json", // roundtrip error
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"test/data/json_roundtrip/roundtrip29.json",
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//"test/data/json_roundtrip/roundtrip30.json", // roundtrip error
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//"test/data/json_roundtrip/roundtrip31.json", // roundtrip error
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"test/data/json_roundtrip/roundtrip32.json"
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})
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{
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CAPTURE(filename);
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std::ifstream f(filename);
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std::string json_string( (std::istreambuf_iterator<char>(f) ),
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(std::istreambuf_iterator<char>()) );
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json j = json::parse(json_string);
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CHECK(j.dump() == json_string);
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}
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}
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}
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TEST_CASE("test suite from json-test-suite")
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{
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SECTION("read all sample.json")
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{
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// read a file with all unicode characters stored as single-character
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// strings in a JSON array
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std::ifstream f("test/data/json_testsuite/sample.json");
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json j;
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CHECK_NOTHROW(j << f);
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// the array has 3 elements
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CHECK(j.size() == 3);
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}
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}
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TEST_CASE("json.org examples")
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{
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// here, we list all JSON values from http://json.org/example
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SECTION("1.json")
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{
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std::ifstream f("test/data/json.org/1.json");
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json j;
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CHECK_NOTHROW(j << f);
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}
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SECTION("2.json")
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{
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std::ifstream f("test/data/json.org/2.json");
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json j;
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CHECK_NOTHROW(j << f);
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}
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SECTION("3.json")
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{
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std::ifstream f("test/data/json.org/3.json");
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json j;
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CHECK_NOTHROW(j << f);
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}
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SECTION("4.json")
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{
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std::ifstream f("test/data/json.org/4.json");
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json j;
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CHECK_NOTHROW(j << f);
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}
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SECTION("5.json")
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{
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std::ifstream f("test/data/json.org/5.json");
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json j;
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CHECK_NOTHROW(j << f);
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}
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}
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TEST_CASE("RFC 7159 examples")
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{
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// here, we list all JSON values from the RFC 7159 document
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SECTION("7. Strings")
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{
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CHECK(json::parse("\"\\u005C\"") == json("\\"));
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CHECK(json::parse("\"\\uD834\\uDD1E\"") == json("𝄞"));
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CHECK(json::parse("\"𝄞\"") == json("𝄞"));
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}
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SECTION("8.3 String Comparison")
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{
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CHECK(json::parse("\"a\\b\"") == json::parse("\"a\u005Cb\""));
|
|
}
|
|
|
|
SECTION("13 Examples")
|
|
{
|
|
{
|
|
CHECK_NOTHROW(json(R"(
|
|
{
|
|
"Image": {
|
|
"Width": 800,
|
|
"Height": 600,
|
|
"Title": "View from 15th Floor",
|
|
"Thumbnail": {
|
|
"Url": "http://www.example.com/image/481989943",
|
|
"Height": 125,
|
|
"Width": 100
|
|
},
|
|
"Animated" : false,
|
|
"IDs": [116, 943, 234, 38793]
|
|
}
|
|
}
|
|
)"));
|
|
}
|
|
|
|
{
|
|
CHECK_NOTHROW(json(R"(
|
|
[
|
|
{
|
|
"precision": "zip",
|
|
"Latitude": 37.7668,
|
|
"Longitude": -122.3959,
|
|
"Address": "",
|
|
"City": "SAN FRANCISCO",
|
|
"State": "CA",
|
|
"Zip": "94107",
|
|
"Country": "US"
|
|
},
|
|
{
|
|
"precision": "zip",
|
|
"Latitude": 37.371991,
|
|
"Longitude": -122.026020,
|
|
"Address": "",
|
|
"City": "SUNNYVALE",
|
|
"State": "CA",
|
|
"Zip": "94085",
|
|
"Country": "US"
|
|
}
|
|
])"));
|
|
}
|
|
|
|
CHECK(json::parse("\"Hello world!\"") == json("Hello world!"));
|
|
CHECK(json::parse("42") == json(42));
|
|
CHECK(json::parse("true") == json(true));
|
|
}
|
|
}
|