| /* |
| __ _____ _____ _____ |
| __| | __| | | | JSON for Modern C++ (test suite) |
| | | |__ | | | | | | version 2.0.6 |
| |_____|_____|_____|_|___| https://github.com/nlohmann/json |
| |
| Licensed under the MIT License <http://opensource.org/licenses/MIT>. |
| Copyright (c) 2013-2016 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 "catch.hpp" |
| |
| #include "json.hpp" |
| using nlohmann::json; |
| |
| #include <fstream> |
| |
| TEST_CASE("compliance tests from json.org") |
| { |
| // test cases are from http://json.org/JSON_checker/ |
| |
| SECTION("expected failures") |
| { |
| for (auto filename : |
| { |
| //"test/data/json_tests/fail1.json", |
| "test/data/json_tests/fail2.json", |
| "test/data/json_tests/fail3.json", |
| "test/data/json_tests/fail4.json", |
| "test/data/json_tests/fail5.json", |
| "test/data/json_tests/fail6.json", |
| "test/data/json_tests/fail7.json", |
| "test/data/json_tests/fail8.json", |
| "test/data/json_tests/fail9.json", |
| "test/data/json_tests/fail10.json", |
| "test/data/json_tests/fail11.json", |
| "test/data/json_tests/fail12.json", |
| "test/data/json_tests/fail13.json", |
| "test/data/json_tests/fail14.json", |
| "test/data/json_tests/fail15.json", |
| "test/data/json_tests/fail16.json", |
| "test/data/json_tests/fail17.json", |
| //"test/data/json_tests/fail18.json", |
| "test/data/json_tests/fail19.json", |
| "test/data/json_tests/fail20.json", |
| "test/data/json_tests/fail21.json", |
| "test/data/json_tests/fail22.json", |
| "test/data/json_tests/fail23.json", |
| "test/data/json_tests/fail24.json", |
| "test/data/json_tests/fail25.json", |
| "test/data/json_tests/fail26.json", |
| "test/data/json_tests/fail27.json", |
| "test/data/json_tests/fail28.json", |
| "test/data/json_tests/fail29.json", |
| "test/data/json_tests/fail30.json", |
| "test/data/json_tests/fail31.json", |
| "test/data/json_tests/fail32.json", |
| "test/data/json_tests/fail33.json" |
| }) |
| { |
| CAPTURE(filename); |
| json j; |
| std::ifstream f(filename); |
| CHECK_THROWS_AS(j << f, std::invalid_argument); |
| } |
| } |
| |
| SECTION("expected passes") |
| { |
| for (auto filename : |
| { |
| "test/data/json_tests/pass1.json", |
| "test/data/json_tests/pass2.json", |
| "test/data/json_tests/pass3.json" |
| }) |
| { |
| CAPTURE(filename); |
| json j; |
| std::ifstream f(filename); |
| CHECK_NOTHROW(j << f); |
| } |
| } |
| } |
| |
| TEST_CASE("compliance tests from nativejson-benchmark") |
| { |
| // test cases from https://github.com/miloyip/nativejson-benchmark/blob/master/src/main.cpp |
| |
| SECTION("doubles") |
| { |
| auto TEST_DOUBLE = [](const std::string & json_string, const double expected) |
| { |
| CAPTURE(json_string); |
| CAPTURE(expected); |
| CHECK(json::parse(json_string)[0].get<double>() == Approx(expected)); |
| }; |
| |
| TEST_DOUBLE("[0.0]", 0.0); |
| TEST_DOUBLE("[-0.0]", -0.0); |
| TEST_DOUBLE("[1.0]", 1.0); |
| TEST_DOUBLE("[-1.0]", -1.0); |
| TEST_DOUBLE("[1.5]", 1.5); |
| TEST_DOUBLE("[-1.5]", -1.5); |
| TEST_DOUBLE("[3.1416]", 3.1416); |
| TEST_DOUBLE("[1E10]", 1E10); |
| TEST_DOUBLE("[1e10]", 1e10); |
| TEST_DOUBLE("[1E+10]", 1E+10); |
| TEST_DOUBLE("[1E-10]", 1E-10); |
| TEST_DOUBLE("[-1E10]", -1E10); |
| TEST_DOUBLE("[-1e10]", -1e10); |
| TEST_DOUBLE("[-1E+10]", -1E+10); |
| TEST_DOUBLE("[-1E-10]", -1E-10); |
| TEST_DOUBLE("[1.234E+10]", 1.234E+10); |
| TEST_DOUBLE("[1.234E-10]", 1.234E-10); |
| TEST_DOUBLE("[1.79769e+308]", 1.79769e+308); |
| TEST_DOUBLE("[2.22507e-308]", 2.22507e-308); |
| TEST_DOUBLE("[-1.79769e+308]", -1.79769e+308); |
| TEST_DOUBLE("[-2.22507e-308]", -2.22507e-308); |
| TEST_DOUBLE("[4.9406564584124654e-324]", 4.9406564584124654e-324); // minimum denormal |
| TEST_DOUBLE("[2.2250738585072009e-308]", 2.2250738585072009e-308); // Max subnormal double |
| TEST_DOUBLE("[2.2250738585072014e-308]", 2.2250738585072014e-308); // Min normal positive double |
| TEST_DOUBLE("[1.7976931348623157e+308]", 1.7976931348623157e+308); // Max double |
| TEST_DOUBLE("[1e-10000]", 0.0); // must underflow |
| TEST_DOUBLE("[18446744073709551616]", |
| 18446744073709551616.0); // 2^64 (max of uint64_t + 1, force to use double) |
| TEST_DOUBLE("[-9223372036854775809]", |
| -9223372036854775809.0); // -2^63 - 1(min of int64_t + 1, force to use double) |
| TEST_DOUBLE("[0.9868011474609375]", |
| 0.9868011474609375); // https://github.com/miloyip/rapidjson/issues/120 |
| TEST_DOUBLE("[123e34]", 123e34); // Fast Path Cases In Disguise |
| TEST_DOUBLE("[45913141877270640000.0]", 45913141877270640000.0); |
| TEST_DOUBLE("[2.2250738585072011e-308]", |
| 2.2250738585072011e-308); |
| //TEST_DOUBLE("[1e-00011111111111]", 0.0); |
| //TEST_DOUBLE("[-1e-00011111111111]", -0.0); |
| TEST_DOUBLE("[1e-214748363]", 0.0); |
| TEST_DOUBLE("[1e-214748364]", 0.0); |
| //TEST_DOUBLE("[1e-21474836311]", 0.0); |
| TEST_DOUBLE("[0.017976931348623157e+310]", 1.7976931348623157e+308); // Max double in another form |
| |
| // Since |
| // abs((2^-1022 - 2^-1074) - 2.2250738585072012e-308) = 3.109754131239141401123495768877590405345064751974375599... ¡Á 10^-324 |
| // abs((2^-1022) - 2.2250738585072012e-308) = 1.830902327173324040642192159804623318305533274168872044... ¡Á 10 ^ -324 |
| // So 2.2250738585072012e-308 should round to 2^-1022 = 2.2250738585072014e-308 |
| TEST_DOUBLE("[2.2250738585072012e-308]", |
| 2.2250738585072014e-308); |
| |
| // More closer to normal/subnormal boundary |
| // boundary = 2^-1022 - 2^-1075 = 2.225073858507201136057409796709131975934819546351645648... ¡Á 10^-308 |
| TEST_DOUBLE("[2.22507385850720113605740979670913197593481954635164564e-308]", |
| 2.2250738585072009e-308); |
| TEST_DOUBLE("[2.22507385850720113605740979670913197593481954635164565e-308]", |
| 2.2250738585072014e-308); |
| |
| // 1.0 is in (1.0 - 2^-54, 1.0 + 2^-53) |
| // 1.0 - 2^-54 = 0.999999999999999944488848768742172978818416595458984375 |
| TEST_DOUBLE("[0.999999999999999944488848768742172978818416595458984375]", 1.0); // round to even |
| TEST_DOUBLE("[0.999999999999999944488848768742172978818416595458984374]", |
| 0.99999999999999989); // previous double |
| TEST_DOUBLE("[0.999999999999999944488848768742172978818416595458984376]", 1.0); // next double |
| // 1.0 + 2^-53 = 1.00000000000000011102230246251565404236316680908203125 |
| TEST_DOUBLE("[1.00000000000000011102230246251565404236316680908203125]", 1.0); // round to even |
| TEST_DOUBLE("[1.00000000000000011102230246251565404236316680908203124]", 1.0); // previous double |
| TEST_DOUBLE("[1.00000000000000011102230246251565404236316680908203126]", |
| 1.00000000000000022); // next double |
| |
| // Numbers from https://github.com/floitsch/double-conversion/blob/master/test/cctest/test-strtod.cc |
| |
| TEST_DOUBLE("[72057594037927928.0]", 72057594037927928.0); |
| TEST_DOUBLE("[72057594037927936.0]", 72057594037927936.0); |
| TEST_DOUBLE("[72057594037927932.0]", 72057594037927936.0); |
| TEST_DOUBLE("[7205759403792793199999e-5]", 72057594037927928.0); |
| TEST_DOUBLE("[7205759403792793200001e-5]", 72057594037927936.0); |
| |
| TEST_DOUBLE("[9223372036854774784.0]", 9223372036854774784.0); |
| TEST_DOUBLE("[9223372036854775808.0]", 9223372036854775808.0); |
| TEST_DOUBLE("[9223372036854775296.0]", 9223372036854775808.0); |
| TEST_DOUBLE("[922337203685477529599999e-5]", 9223372036854774784.0); |
| TEST_DOUBLE("[922337203685477529600001e-5]", 9223372036854775808.0); |
| |
| TEST_DOUBLE("[10141204801825834086073718800384]", 10141204801825834086073718800384.0); |
| TEST_DOUBLE("[10141204801825835211973625643008]", 10141204801825835211973625643008.0); |
| TEST_DOUBLE("[10141204801825834649023672221696]", 10141204801825835211973625643008.0); |
| TEST_DOUBLE("[1014120480182583464902367222169599999e-5]", 10141204801825834086073718800384.0); |
| TEST_DOUBLE("[1014120480182583464902367222169600001e-5]", 10141204801825835211973625643008.0); |
| |
| TEST_DOUBLE("[5708990770823838890407843763683279797179383808]", |
| 5708990770823838890407843763683279797179383808.0); |
| TEST_DOUBLE("[5708990770823839524233143877797980545530986496]", |
| 5708990770823839524233143877797980545530986496.0); |
| TEST_DOUBLE("[5708990770823839207320493820740630171355185152]", |
| 5708990770823839524233143877797980545530986496.0); |
| TEST_DOUBLE("[5708990770823839207320493820740630171355185151999e-3]", |
| 5708990770823838890407843763683279797179383808.0); |
| TEST_DOUBLE("[5708990770823839207320493820740630171355185152001e-3]", |
| 5708990770823839524233143877797980545530986496.0); |
| |
| { |
| char n1e308[312]; // '1' followed by 308 '0' |
| n1e308[0] = '['; |
| n1e308[1] = '1'; |
| for (int j = 2; j < 310; j++) |
| { |
| n1e308[j] = '0'; |
| } |
| n1e308[310] = ']'; |
| n1e308[311] = '\0'; |
| TEST_DOUBLE(n1e308, 1E308); |
| } |
| |
| // Cover trimming |
| TEST_DOUBLE( |
| "[2.22507385850720113605740979670913197593481954635164564802342610972482222202107694551652952390813508" |
| "7914149158913039621106870086438694594645527657207407820621743379988141063267329253552286881372149012" |
| "9811224514518898490572223072852551331557550159143974763979834118019993239625482890171070818506906306" |
| "6665599493827577257201576306269066333264756530000924588831643303777979186961204949739037782970490505" |
| "1080609940730262937128958950003583799967207254304360284078895771796150945516748243471030702609144621" |
| "5722898802581825451803257070188608721131280795122334262883686223215037756666225039825343359745688844" |
| "2390026549819838548794829220689472168983109969836584681402285424333066033985088644580400103493397042" |
| "7567186443383770486037861622771738545623065874679014086723327636718751234567890123456789012345678901" |
| "e-308]", |
| 2.2250738585072014e-308); |
| } |
| |
| SECTION("strings") |
| { |
| auto TEST_STRING = [](const std::string & json_string, const std::string & expected) |
| { |
| CAPTURE(json_string); |
| CAPTURE(expected); |
| CHECK(json::parse(json_string)[0].get<std::string>() == expected); |
| }; |
| |
| TEST_STRING("[\"\"]", ""); |
| TEST_STRING("[\"Hello\"]", "Hello"); |
| TEST_STRING("[\"Hello\\nWorld\"]", "Hello\nWorld"); |
| //TEST_STRING("[\"Hello\\u0000World\"]", "Hello\0World"); |
| TEST_STRING("[\"\\\"\\\\/\\b\\f\\n\\r\\t\"]", "\"\\/\b\f\n\r\t"); |
| TEST_STRING("[\"\\u0024\"]", "\x24"); // Dollar sign U+0024 |
| TEST_STRING("[\"\\u00A2\"]", "\xC2\xA2"); // Cents sign U+00A2 |
| TEST_STRING("[\"\\u20AC\"]", "\xE2\x82\xAC"); // Euro sign U+20AC |
| TEST_STRING("[\"\\uD834\\uDD1E\"]", "\xF0\x9D\x84\x9E"); // G clef sign U+1D11E |
| } |
| |
| SECTION("roundtrip") |
| { |
| // test cases are from https://github.com/miloyip/nativejson-benchmark/tree/master/test/data/roundtrip |
| |
| for (auto filename : |
| { |
| "test/data/json_roundtrip/roundtrip01.json", |
| "test/data/json_roundtrip/roundtrip02.json", |
| "test/data/json_roundtrip/roundtrip03.json", |
| "test/data/json_roundtrip/roundtrip04.json", |
| "test/data/json_roundtrip/roundtrip05.json", |
| "test/data/json_roundtrip/roundtrip06.json", |
| "test/data/json_roundtrip/roundtrip07.json", |
| "test/data/json_roundtrip/roundtrip08.json", |
| "test/data/json_roundtrip/roundtrip09.json", |
| "test/data/json_roundtrip/roundtrip10.json", |
| "test/data/json_roundtrip/roundtrip11.json", |
| "test/data/json_roundtrip/roundtrip12.json", |
| "test/data/json_roundtrip/roundtrip13.json", |
| "test/data/json_roundtrip/roundtrip14.json", |
| "test/data/json_roundtrip/roundtrip15.json", |
| "test/data/json_roundtrip/roundtrip16.json", |
| "test/data/json_roundtrip/roundtrip17.json", |
| "test/data/json_roundtrip/roundtrip18.json", |
| "test/data/json_roundtrip/roundtrip19.json", |
| "test/data/json_roundtrip/roundtrip20.json", |
| "test/data/json_roundtrip/roundtrip21.json", |
| "test/data/json_roundtrip/roundtrip22.json", |
| "test/data/json_roundtrip/roundtrip23.json", |
| //"test/data/json_roundtrip/roundtrip24.json", // roundtrip error |
| //"test/data/json_roundtrip/roundtrip25.json", // roundtrip error |
| //"test/data/json_roundtrip/roundtrip26.json", // roundtrip error |
| //"test/data/json_roundtrip/roundtrip27.json", // roundtrip error |
| //"test/data/json_roundtrip/roundtrip28.json", // roundtrip error |
| "test/data/json_roundtrip/roundtrip29.json", |
| //"test/data/json_roundtrip/roundtrip30.json", // roundtrip error |
| //"test/data/json_roundtrip/roundtrip31.json", // roundtrip error |
| "test/data/json_roundtrip/roundtrip32.json" |
| }) |
| { |
| CAPTURE(filename); |
| std::ifstream f(filename); |
| std::string json_string( (std::istreambuf_iterator<char>(f) ), |
| (std::istreambuf_iterator<char>()) ); |
| |
| json j = json::parse(json_string); |
| CHECK(j.dump() == json_string); |
| } |
| } |
| } |
| |
| TEST_CASE("test suite from json-test-suite") |
| { |
| SECTION("read all sample.json") |
| { |
| // read a file with all unicode characters stored as single-character |
| // strings in a JSON array |
| std::ifstream f("test/data/json_testsuite/sample.json"); |
| json j; |
| CHECK_NOTHROW(j << f); |
| |
| // the array has 3 elements |
| CHECK(j.size() == 3); |
| } |
| } |
| |
| TEST_CASE("json.org examples") |
| { |
| // here, we list all JSON values from http://json.org/example |
| |
| SECTION("1.json") |
| { |
| std::ifstream f("test/data/json.org/1.json"); |
| json j; |
| CHECK_NOTHROW(j << f); |
| } |
| |
| SECTION("2.json") |
| { |
| std::ifstream f("test/data/json.org/2.json"); |
| json j; |
| CHECK_NOTHROW(j << f); |
| } |
| |
| SECTION("3.json") |
| { |
| std::ifstream f("test/data/json.org/3.json"); |
| json j; |
| CHECK_NOTHROW(j << f); |
| } |
| |
| SECTION("4.json") |
| { |
| std::ifstream f("test/data/json.org/4.json"); |
| json j; |
| CHECK_NOTHROW(j << f); |
| } |
| |
| SECTION("5.json") |
| { |
| std::ifstream f("test/data/json.org/5.json"); |
| json j; |
| CHECK_NOTHROW(j << f); |
| } |
| } |
| |
| TEST_CASE("RFC 7159 examples") |
| { |
| // here, we list all JSON values from the RFC 7159 document |
| |
| SECTION("7. Strings") |
| { |
| CHECK(json::parse("\"\\u005C\"") == json("\\")); |
| CHECK(json::parse("\"\\uD834\\uDD1E\"") == json("𝄞")); |
| CHECK(json::parse("\"𝄞\"") == json("𝄞")); |
| } |
| |
| SECTION("8.3 String Comparison") |
| { |
| 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)); |
| } |
| } |