/* __ _____ _____ _____ __| | __| | | | JSON for Modern C++ (test suite) | | |__ | | | | | | version 3.1.2 |_____|_____|_____|_|___| https://github.com/nlohmann/json Licensed under the MIT License . SPDX-License-Identifier: MIT Copyright (c) 2013-2018 Niels Lohmann . 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 using nlohmann::json; #include 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); std::ifstream f(filename); CHECK_THROWS_AS(json::parse(f), json::parse_error&); } } SECTION("no failures with trailing literals (relaxed)") { // these tests fail above, because the parser does not end on EOF; // they succeed when the operator>> is used, because it does not // have this constraint for (auto filename : { "test/data/json_tests/fail7.json", "test/data/json_tests/fail8.json", "test/data/json_tests/fail10.json", }) { CAPTURE(filename); std::ifstream f(filename); json j; CHECK_NOTHROW(f >> j); } } 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); std::ifstream f(filename); json j; CHECK_NOTHROW(f >> j); } } } 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() == 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() == 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", "test/data/json_roundtrip/roundtrip25.json", "test/data/json_roundtrip/roundtrip26.json", "test/data/json_roundtrip/roundtrip27.json", //"test/data/json_roundtrip/roundtrip28.json", // incompatible with roundtrip24 "test/data/json_roundtrip/roundtrip29.json", "test/data/json_roundtrip/roundtrip30.json", "test/data/json_roundtrip/roundtrip31.json" //"test/data/json_roundtrip/roundtrip32.json" // same as roundtrip31 }) { CAPTURE(filename); std::ifstream f(filename); std::string json_string( (std::istreambuf_iterator(f) ), (std::istreambuf_iterator()) ); CAPTURE(json_string); 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(f >> j); // 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(f >> j); } SECTION("2.json") { std::ifstream f("test/data/json.org/2.json"); json j; CHECK_NOTHROW(f >> j); } SECTION("3.json") { std::ifstream f("test/data/json.org/3.json"); json j; CHECK_NOTHROW(f >> j); } SECTION("4.json") { std::ifstream f("test/data/json.org/4.json"); json j; CHECK_NOTHROW(f >> j); } SECTION("5.json") { std::ifstream f("test/data/json.org/5.json"); json j; CHECK_NOTHROW(f >> j); } } 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)); } } TEST_CASE("nst's JSONTestSuite") { SECTION("test_parsing") { SECTION("y") { for (auto filename : { "test/data/nst_json_testsuite/test_parsing/y_array_arraysWithSpaces.json", "test/data/nst_json_testsuite/test_parsing/y_array_empty-string.json", "test/data/nst_json_testsuite/test_parsing/y_array_empty.json", "test/data/nst_json_testsuite/test_parsing/y_array_ending_with_newline.json", "test/data/nst_json_testsuite/test_parsing/y_array_false.json", "test/data/nst_json_testsuite/test_parsing/y_array_heterogeneous.json", "test/data/nst_json_testsuite/test_parsing/y_array_null.json", "test/data/nst_json_testsuite/test_parsing/y_array_with_1_and_newline.json", "test/data/nst_json_testsuite/test_parsing/y_array_with_leading_space.json", "test/data/nst_json_testsuite/test_parsing/y_array_with_several_null.json", "test/data/nst_json_testsuite/test_parsing/y_array_with_trailing_space.json", "test/data/nst_json_testsuite/test_parsing/y_number.json", "test/data/nst_json_testsuite/test_parsing/y_number_0e+1.json", "test/data/nst_json_testsuite/test_parsing/y_number_0e1.json", "test/data/nst_json_testsuite/test_parsing/y_number_after_space.json", "test/data/nst_json_testsuite/test_parsing/y_number_double_close_to_zero.json", "test/data/nst_json_testsuite/test_parsing/y_number_double_huge_neg_exp.json", "test/data/nst_json_testsuite/test_parsing/y_number_int_with_exp.json", "test/data/nst_json_testsuite/test_parsing/y_number_minus_zero.json", "test/data/nst_json_testsuite/test_parsing/y_number_negative_int.json", "test/data/nst_json_testsuite/test_parsing/y_number_negative_one.json", "test/data/nst_json_testsuite/test_parsing/y_number_negative_zero.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_capital_e.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_capital_e_neg_exp.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_capital_e_pos_exp.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_exponent.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_fraction_exponent.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_exp.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_exponent.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_underflow.json", "test/data/nst_json_testsuite/test_parsing/y_number_simple_int.json", "test/data/nst_json_testsuite/test_parsing/y_number_simple_real.json", "test/data/nst_json_testsuite/test_parsing/y_number_too_big_neg_int.json", "test/data/nst_json_testsuite/test_parsing/y_number_too_big_pos_int.json", "test/data/nst_json_testsuite/test_parsing/y_number_very_big_negative_int.json", "test/data/nst_json_testsuite/test_parsing/y_object.json", "test/data/nst_json_testsuite/test_parsing/y_object_basic.json", "test/data/nst_json_testsuite/test_parsing/y_object_duplicated_key.json", "test/data/nst_json_testsuite/test_parsing/y_object_duplicated_key_and_value.json", "test/data/nst_json_testsuite/test_parsing/y_object_empty.json", "test/data/nst_json_testsuite/test_parsing/y_object_empty_key.json", "test/data/nst_json_testsuite/test_parsing/y_object_escaped_null_in_key.json", "test/data/nst_json_testsuite/test_parsing/y_object_extreme_numbers.json", "test/data/nst_json_testsuite/test_parsing/y_object_long_strings.json", "test/data/nst_json_testsuite/test_parsing/y_object_simple.json", "test/data/nst_json_testsuite/test_parsing/y_object_string_unicode.json", "test/data/nst_json_testsuite/test_parsing/y_object_with_newlines.json", "test/data/nst_json_testsuite/test_parsing/y_string_1_2_3_bytes_UTF-8_sequences.json", "test/data/nst_json_testsuite/test_parsing/y_string_UTF-16_Surrogates_U+1D11E_MUSICAL_SYMBOL_G_CLEF.json", "test/data/nst_json_testsuite/test_parsing/y_string_accepted_surrogate_pair.json", "test/data/nst_json_testsuite/test_parsing/y_string_accepted_surrogate_pairs.json", "test/data/nst_json_testsuite/test_parsing/y_string_allowed_escapes.json", "test/data/nst_json_testsuite/test_parsing/y_string_backslash_and_u_escaped_zero.json", "test/data/nst_json_testsuite/test_parsing/y_string_backslash_doublequotes.json", "test/data/nst_json_testsuite/test_parsing/y_string_comments.json", "test/data/nst_json_testsuite/test_parsing/y_string_double_escape_a.json", "test/data/nst_json_testsuite/test_parsing/y_string_double_escape_n.json", "test/data/nst_json_testsuite/test_parsing/y_string_escaped_control_character.json", "test/data/nst_json_testsuite/test_parsing/y_string_escaped_noncharacter.json", "test/data/nst_json_testsuite/test_parsing/y_string_in_array.json", "test/data/nst_json_testsuite/test_parsing/y_string_in_array_with_leading_space.json", "test/data/nst_json_testsuite/test_parsing/y_string_last_surrogates_1_and_2.json", "test/data/nst_json_testsuite/test_parsing/y_string_newline_uescaped.json", "test/data/nst_json_testsuite/test_parsing/y_string_nonCharacterInUTF-8_U+10FFFF.json", "test/data/nst_json_testsuite/test_parsing/y_string_nonCharacterInUTF-8_U+1FFFF.json", "test/data/nst_json_testsuite/test_parsing/y_string_nonCharacterInUTF-8_U+FFFF.json", "test/data/nst_json_testsuite/test_parsing/y_string_null_escape.json", "test/data/nst_json_testsuite/test_parsing/y_string_one-byte-utf-8.json", "test/data/nst_json_testsuite/test_parsing/y_string_pi.json", "test/data/nst_json_testsuite/test_parsing/y_string_simple_ascii.json", "test/data/nst_json_testsuite/test_parsing/y_string_space.json", "test/data/nst_json_testsuite/test_parsing/y_string_three-byte-utf-8.json", "test/data/nst_json_testsuite/test_parsing/y_string_two-byte-utf-8.json", "test/data/nst_json_testsuite/test_parsing/y_string_u+2028_line_sep.json", "test/data/nst_json_testsuite/test_parsing/y_string_u+2029_par_sep.json", "test/data/nst_json_testsuite/test_parsing/y_string_uEscape.json", "test/data/nst_json_testsuite/test_parsing/y_string_unescaped_char_delete.json", "test/data/nst_json_testsuite/test_parsing/y_string_unicode.json", "test/data/nst_json_testsuite/test_parsing/y_string_unicodeEscapedBackslash.json", "test/data/nst_json_testsuite/test_parsing/y_string_unicode_2.json", "test/data/nst_json_testsuite/test_parsing/y_string_unicode_U+200B_ZERO_WIDTH_SPACE.json", "test/data/nst_json_testsuite/test_parsing/y_string_unicode_U+2064_invisible_plus.json", "test/data/nst_json_testsuite/test_parsing/y_string_unicode_escaped_double_quote.json", // "test/data/nst_json_testsuite/test_parsing/y_string_utf16.json", "test/data/nst_json_testsuite/test_parsing/y_string_utf8.json", "test/data/nst_json_testsuite/test_parsing/y_string_with_del_character.json", "test/data/nst_json_testsuite/test_parsing/y_structure_lonely_false.json", "test/data/nst_json_testsuite/test_parsing/y_structure_lonely_int.json", "test/data/nst_json_testsuite/test_parsing/y_structure_lonely_negative_real.json", "test/data/nst_json_testsuite/test_parsing/y_structure_lonely_null.json", "test/data/nst_json_testsuite/test_parsing/y_structure_lonely_string.json", "test/data/nst_json_testsuite/test_parsing/y_structure_lonely_true.json", "test/data/nst_json_testsuite/test_parsing/y_structure_string_empty.json", "test/data/nst_json_testsuite/test_parsing/y_structure_trailing_newline.json", "test/data/nst_json_testsuite/test_parsing/y_structure_true_in_array.json", "test/data/nst_json_testsuite/test_parsing/y_structure_whitespace_array.json" } ) { CAPTURE(filename); std::ifstream f(filename); json j; CHECK_NOTHROW(f >> j); } } SECTION("n") { for (auto filename : { "test/data/nst_json_testsuite/test_parsing/n_array_1_true_without_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_a_invalid_utf8.json", "test/data/nst_json_testsuite/test_parsing/n_array_colon_instead_of_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_comma_after_close.json", "test/data/nst_json_testsuite/test_parsing/n_array_comma_and_number.json", "test/data/nst_json_testsuite/test_parsing/n_array_double_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_double_extra_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_extra_close.json", "test/data/nst_json_testsuite/test_parsing/n_array_extra_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_incomplete.json", "test/data/nst_json_testsuite/test_parsing/n_array_incomplete_invalid_value.json", "test/data/nst_json_testsuite/test_parsing/n_array_inner_array_no_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_invalid_utf8.json", "test/data/nst_json_testsuite/test_parsing/n_array_items_separated_by_semicolon.json", "test/data/nst_json_testsuite/test_parsing/n_array_just_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_just_minus.json", "test/data/nst_json_testsuite/test_parsing/n_array_missing_value.json", "test/data/nst_json_testsuite/test_parsing/n_array_newlines_unclosed.json", "test/data/nst_json_testsuite/test_parsing/n_array_number_and_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_number_and_several_commas.json", "test/data/nst_json_testsuite/test_parsing/n_array_spaces_vertical_tab_formfeed.json", "test/data/nst_json_testsuite/test_parsing/n_array_star_inside.json", "test/data/nst_json_testsuite/test_parsing/n_array_unclosed.json", "test/data/nst_json_testsuite/test_parsing/n_array_unclosed_trailing_comma.json", "test/data/nst_json_testsuite/test_parsing/n_array_unclosed_with_new_lines.json", "test/data/nst_json_testsuite/test_parsing/n_array_unclosed_with_object_inside.json", "test/data/nst_json_testsuite/test_parsing/n_incomplete_false.json", "test/data/nst_json_testsuite/test_parsing/n_incomplete_null.json", "test/data/nst_json_testsuite/test_parsing/n_incomplete_true.json", "test/data/nst_json_testsuite/test_parsing/n_number_++.json", "test/data/nst_json_testsuite/test_parsing/n_number_+1.json", "test/data/nst_json_testsuite/test_parsing/n_number_+Inf.json", "test/data/nst_json_testsuite/test_parsing/n_number_-01.json", "test/data/nst_json_testsuite/test_parsing/n_number_-1.0..json", "test/data/nst_json_testsuite/test_parsing/n_number_-2..json", "test/data/nst_json_testsuite/test_parsing/n_number_-NaN.json", "test/data/nst_json_testsuite/test_parsing/n_number_.-1.json", "test/data/nst_json_testsuite/test_parsing/n_number_.2e-3.json", "test/data/nst_json_testsuite/test_parsing/n_number_0.1.2.json", "test/data/nst_json_testsuite/test_parsing/n_number_0.3e+.json", "test/data/nst_json_testsuite/test_parsing/n_number_0.3e.json", "test/data/nst_json_testsuite/test_parsing/n_number_0.e1.json", "test/data/nst_json_testsuite/test_parsing/n_number_0_capital_E+.json", "test/data/nst_json_testsuite/test_parsing/n_number_0_capital_E.json", "test/data/nst_json_testsuite/test_parsing/n_number_0e+.json", "test/data/nst_json_testsuite/test_parsing/n_number_0e.json", "test/data/nst_json_testsuite/test_parsing/n_number_1.0e+.json", "test/data/nst_json_testsuite/test_parsing/n_number_1.0e-.json", "test/data/nst_json_testsuite/test_parsing/n_number_1.0e.json", "test/data/nst_json_testsuite/test_parsing/n_number_1_000.json", "test/data/nst_json_testsuite/test_parsing/n_number_1eE2.json", "test/data/nst_json_testsuite/test_parsing/n_number_2.e+3.json", "test/data/nst_json_testsuite/test_parsing/n_number_2.e-3.json", "test/data/nst_json_testsuite/test_parsing/n_number_2.e3.json", "test/data/nst_json_testsuite/test_parsing/n_number_9.e+.json", "test/data/nst_json_testsuite/test_parsing/n_number_Inf.json", "test/data/nst_json_testsuite/test_parsing/n_number_NaN.json", "test/data/nst_json_testsuite/test_parsing/n_number_U+FF11_fullwidth_digit_one.json", "test/data/nst_json_testsuite/test_parsing/n_number_expression.json", "test/data/nst_json_testsuite/test_parsing/n_number_hex_1_digit.json", "test/data/nst_json_testsuite/test_parsing/n_number_hex_2_digits.json", "test/data/nst_json_testsuite/test_parsing/n_number_infinity.json", "test/data/nst_json_testsuite/test_parsing/n_number_invalid+-.json", "test/data/nst_json_testsuite/test_parsing/n_number_invalid-negative-real.json", "test/data/nst_json_testsuite/test_parsing/n_number_invalid-utf-8-in-bigger-int.json", "test/data/nst_json_testsuite/test_parsing/n_number_invalid-utf-8-in-exponent.json", "test/data/nst_json_testsuite/test_parsing/n_number_invalid-utf-8-in-int.json", "test/data/nst_json_testsuite/test_parsing/n_number_minus_infinity.json", "test/data/nst_json_testsuite/test_parsing/n_number_minus_sign_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_number_minus_space_1.json", "test/data/nst_json_testsuite/test_parsing/n_number_neg_int_starting_with_zero.json", "test/data/nst_json_testsuite/test_parsing/n_number_neg_real_without_int_part.json", "test/data/nst_json_testsuite/test_parsing/n_number_neg_with_garbage_at_end.json", "test/data/nst_json_testsuite/test_parsing/n_number_real_garbage_after_e.json", "test/data/nst_json_testsuite/test_parsing/n_number_real_with_invalid_utf8_after_e.json", "test/data/nst_json_testsuite/test_parsing/n_number_real_without_fractional_part.json", "test/data/nst_json_testsuite/test_parsing/n_number_starting_with_dot.json", //"test/data/nst_json_testsuite/test_parsing/n_number_then_00.json", "test/data/nst_json_testsuite/test_parsing/n_number_with_alpha.json", "test/data/nst_json_testsuite/test_parsing/n_number_with_alpha_char.json", "test/data/nst_json_testsuite/test_parsing/n_number_with_leading_zero.json", "test/data/nst_json_testsuite/test_parsing/n_object_bad_value.json", "test/data/nst_json_testsuite/test_parsing/n_object_bracket_key.json", "test/data/nst_json_testsuite/test_parsing/n_object_comma_instead_of_colon.json", "test/data/nst_json_testsuite/test_parsing/n_object_double_colon.json", "test/data/nst_json_testsuite/test_parsing/n_object_emoji.json", "test/data/nst_json_testsuite/test_parsing/n_object_garbage_at_end.json", "test/data/nst_json_testsuite/test_parsing/n_object_key_with_single_quotes.json", "test/data/nst_json_testsuite/test_parsing/n_object_missing_colon.json", "test/data/nst_json_testsuite/test_parsing/n_object_missing_key.json", "test/data/nst_json_testsuite/test_parsing/n_object_missing_semicolon.json", "test/data/nst_json_testsuite/test_parsing/n_object_missing_value.json", "test/data/nst_json_testsuite/test_parsing/n_object_no-colon.json", "test/data/nst_json_testsuite/test_parsing/n_object_non_string_key.json", "test/data/nst_json_testsuite/test_parsing/n_object_non_string_key_but_huge_number_instead.json", "test/data/nst_json_testsuite/test_parsing/n_object_pi_in_key_and_trailing_comma.json", "test/data/nst_json_testsuite/test_parsing/n_object_repeated_null_null.json", "test/data/nst_json_testsuite/test_parsing/n_object_several_trailing_commas.json", "test/data/nst_json_testsuite/test_parsing/n_object_single_quote.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comma.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment_open.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment_slash_open.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment_slash_open_incomplete.json", "test/data/nst_json_testsuite/test_parsing/n_object_two_commas_in_a_row.json", "test/data/nst_json_testsuite/test_parsing/n_object_unquoted_key.json", "test/data/nst_json_testsuite/test_parsing/n_object_unterminated-value.json", "test/data/nst_json_testsuite/test_parsing/n_object_with_single_string.json", "test/data/nst_json_testsuite/test_parsing/n_object_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_single_space.json", "test/data/nst_json_testsuite/test_parsing/n_string_1_surrogate_then_escape u.json", "test/data/nst_json_testsuite/test_parsing/n_string_1_surrogate_then_escape u1.json", "test/data/nst_json_testsuite/test_parsing/n_string_1_surrogate_then_escape u1x.json", "test/data/nst_json_testsuite/test_parsing/n_string_1_surrogate_then_escape.json", "test/data/nst_json_testsuite/test_parsing/n_string_UTF-16_incomplete_surrogate.json", "test/data/nst_json_testsuite/test_parsing/n_string_UTF8_surrogate_U+D800.json", "test/data/nst_json_testsuite/test_parsing/n_string_accentuated_char_no_quotes.json", "test/data/nst_json_testsuite/test_parsing/n_string_backslash_00.json", "test/data/nst_json_testsuite/test_parsing/n_string_escape_x.json", "test/data/nst_json_testsuite/test_parsing/n_string_escaped_backslash_bad.json", "test/data/nst_json_testsuite/test_parsing/n_string_escaped_ctrl_char_tab.json", "test/data/nst_json_testsuite/test_parsing/n_string_escaped_emoji.json", "test/data/nst_json_testsuite/test_parsing/n_string_incomplete_escape.json", "test/data/nst_json_testsuite/test_parsing/n_string_incomplete_escaped_character.json", "test/data/nst_json_testsuite/test_parsing/n_string_incomplete_surrogate_escape_invalid.json", "test/data/nst_json_testsuite/test_parsing/n_string_invalid-utf-8-in-escape.json", "test/data/nst_json_testsuite/test_parsing/n_string_invalid_backslash_esc.json", "test/data/nst_json_testsuite/test_parsing/n_string_invalid_unicode_escape.json", "test/data/nst_json_testsuite/test_parsing/n_string_invalid_utf-8.json", "test/data/nst_json_testsuite/test_parsing/n_string_invalid_utf8_after_escape.json", "test/data/nst_json_testsuite/test_parsing/n_string_iso_latin_1.json", "test/data/nst_json_testsuite/test_parsing/n_string_leading_uescaped_thinspace.json", "test/data/nst_json_testsuite/test_parsing/n_string_lone_utf8_continuation_byte.json", "test/data/nst_json_testsuite/test_parsing/n_string_no_quotes_with_bad_escape.json", "test/data/nst_json_testsuite/test_parsing/n_string_overlong_sequence_2_bytes.json", "test/data/nst_json_testsuite/test_parsing/n_string_overlong_sequence_6_bytes.json", "test/data/nst_json_testsuite/test_parsing/n_string_overlong_sequence_6_bytes_null.json", "test/data/nst_json_testsuite/test_parsing/n_string_single_doublequote.json", "test/data/nst_json_testsuite/test_parsing/n_string_single_quote.json", "test/data/nst_json_testsuite/test_parsing/n_string_single_string_no_double_quotes.json", "test/data/nst_json_testsuite/test_parsing/n_string_start_escape_unclosed.json", "test/data/nst_json_testsuite/test_parsing/n_string_unescaped_crtl_char.json", "test/data/nst_json_testsuite/test_parsing/n_string_unescaped_newline.json", "test/data/nst_json_testsuite/test_parsing/n_string_unescaped_tab.json", "test/data/nst_json_testsuite/test_parsing/n_string_unicode_CapitalU.json", "test/data/nst_json_testsuite/test_parsing/n_string_with_trailing_garbage.json", //!"test/data/nst_json_testsuite/test_parsing/n_structure_100000_opening_arrays.json", "test/data/nst_json_testsuite/test_parsing/n_structure_3C.3E.json", "test/data/nst_json_testsuite/test_parsing/n_structure_3Cnull3E.json", "test/data/nst_json_testsuite/test_parsing/n_structure_U+2060_word_joined.json", "test/data/nst_json_testsuite/test_parsing/n_structure_UTF8_BOM_no_data.json", "test/data/nst_json_testsuite/test_parsing/n_structure_array_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_structure_array_with_extra_array_close.json", "test/data/nst_json_testsuite/test_parsing/n_structure_array_with_unclosed_string.json", "test/data/nst_json_testsuite/test_parsing/n_structure_ascii-unicode-identifier.json", "test/data/nst_json_testsuite/test_parsing/n_structure_capitalized_True.json", "test/data/nst_json_testsuite/test_parsing/n_structure_close_unopened_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_comma_instead_of_closing_brace.json", "test/data/nst_json_testsuite/test_parsing/n_structure_double_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_end_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_incomplete_UTF8_BOM.json", "test/data/nst_json_testsuite/test_parsing/n_structure_lone-invalid-utf-8.json", "test/data/nst_json_testsuite/test_parsing/n_structure_lone-open-bracket.json", "test/data/nst_json_testsuite/test_parsing/n_structure_no_data.json", "test/data/nst_json_testsuite/test_parsing/n_structure_null-byte-outside-string.json", "test/data/nst_json_testsuite/test_parsing/n_structure_number_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_structure_object_followed_by_closing_object.json", "test/data/nst_json_testsuite/test_parsing/n_structure_object_unclosed_no_value.json", "test/data/nst_json_testsuite/test_parsing/n_structure_object_with_comment.json", "test/data/nst_json_testsuite/test_parsing/n_structure_object_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_array_apostrophe.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_array_comma.json", //!"test/data/nst_json_testsuite/test_parsing/n_structure_open_array_object.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_array_open_object.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_array_open_string.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_array_string.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_object.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_object_close_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_object_comma.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_object_open_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_object_open_string.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_object_string_with_apostrophes.json", "test/data/nst_json_testsuite/test_parsing/n_structure_open_open.json", "test/data/nst_json_testsuite/test_parsing/n_structure_single_point.json", "test/data/nst_json_testsuite/test_parsing/n_structure_single_star.json", "test/data/nst_json_testsuite/test_parsing/n_structure_trailing_#.json", "test/data/nst_json_testsuite/test_parsing/n_structure_uescaped_LF_before_string.json", "test/data/nst_json_testsuite/test_parsing/n_structure_unclosed_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_unclosed_array_partial_null.json", "test/data/nst_json_testsuite/test_parsing/n_structure_unclosed_array_unfinished_false.json", "test/data/nst_json_testsuite/test_parsing/n_structure_unclosed_array_unfinished_true.json", "test/data/nst_json_testsuite/test_parsing/n_structure_unclosed_object.json", "test/data/nst_json_testsuite/test_parsing/n_structure_unicode-identifier.json", "test/data/nst_json_testsuite/test_parsing/n_structure_whitespace_U+2060_word_joiner.json", "test/data/nst_json_testsuite/test_parsing/n_structure_whitespace_formfeed.json" } ) { CAPTURE(filename); std::ifstream f(filename); CHECK_THROWS_AS(json::parse(f), json::parse_error&); } } SECTION("n -> y (relaxed)") { // these tests fail above, because the parser does not end on EOF; // they succeed when the operator>> is used, because it does not // have this constraint for (auto filename : { "test/data/nst_json_testsuite/test_parsing/n_array_comma_after_close.json", "test/data/nst_json_testsuite/test_parsing/n_array_extra_close.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment_open.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment_slash_open.json", "test/data/nst_json_testsuite/test_parsing/n_object_trailing_comment_slash_open_incomplete.json", "test/data/nst_json_testsuite/test_parsing/n_object_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_string_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_structure_array_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_structure_array_with_extra_array_close.json", "test/data/nst_json_testsuite/test_parsing/n_structure_close_unopened_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_double_array.json", "test/data/nst_json_testsuite/test_parsing/n_structure_number_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_structure_object_followed_by_closing_object.json", "test/data/nst_json_testsuite/test_parsing/n_structure_object_with_trailing_garbage.json", "test/data/nst_json_testsuite/test_parsing/n_structure_trailing_#.json" } ) { CAPTURE(filename); std::ifstream f(filename); json j; CHECK_NOTHROW(f >> j); } } SECTION("i -> y") { for (auto filename : { // we do not pose a limit on nesting "test/data/nst_json_testsuite/test_parsing/i_structure_500_nested_arrays.json", // we silently ignore BOMs "test/data/nst_json_testsuite/test_parsing/i_structure_UTF-8_BOM_empty_object.json", // we accept and forward non-characters "test/data/nst_json_testsuite/test_parsing/i_string_unicode_U+10FFFE_nonchar.json", "test/data/nst_json_testsuite/test_parsing/i_string_unicode_U+1FFFE_nonchar.json", "test/data/nst_json_testsuite/test_parsing/i_string_unicode_U+FDD0_nonchar.json", "test/data/nst_json_testsuite/test_parsing/i_string_unicode_U+FFFE_nonchar.json" } ) { CAPTURE(filename); std::ifstream f(filename); json j; CHECK_NOTHROW(f >> j); } } // numbers that overflow during parsing SECTION("i/y -> n (out of range)") { for (auto filename : { "test/data/nst_json_testsuite/test_parsing/i_number_neg_int_huge_exp.json", "test/data/nst_json_testsuite/test_parsing/i_number_pos_double_huge_exp.json", "test/data/nst_json_testsuite/test_parsing/y_number_huge_exp.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_overflow.json", "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.json" } ) { CAPTURE(filename); std::ifstream f(filename); json j; CHECK_THROWS_AS(f >> j, json::out_of_range&); } } SECTION("i -> n") { for (auto filename : { "test/data/nst_json_testsuite/test_parsing/i_object_key_lone_2nd_surrogate.json", "test/data/nst_json_testsuite/test_parsing/i_string_1st_surrogate_but_2nd_missing.json", "test/data/nst_json_testsuite/test_parsing/i_string_1st_valid_surrogate_2nd_invalid.json", "test/data/nst_json_testsuite/test_parsing/i_string_UTF-16_invalid_lonely_surrogate.json", "test/data/nst_json_testsuite/test_parsing/i_string_UTF-16_invalid_surrogate.json", "test/data/nst_json_testsuite/test_parsing/i_string_UTF-8_invalid_sequence.json", "test/data/nst_json_testsuite/test_parsing/i_string_incomplete_surrogate_and_escape_valid.json", "test/data/nst_json_testsuite/test_parsing/i_string_incomplete_surrogate_pair.json", "test/data/nst_json_testsuite/test_parsing/i_string_incomplete_surrogates_escape_valid.json", "test/data/nst_json_testsuite/test_parsing/i_string_inverted_surrogates_U+1D11E.json", "test/data/nst_json_testsuite/test_parsing/i_string_lone_second_surrogate.json", "test/data/nst_json_testsuite/test_parsing/i_string_not_in_unicode_range.json", "test/data/nst_json_testsuite/test_parsing/i_string_truncated-utf-8.json" } ) { CAPTURE(filename); std::ifstream f(filename); json j; CHECK_THROWS_AS(f >> j, json::parse_error&); } } } } std::string trim(const std::string& str); // from http://stackoverflow.com/a/25829178/266378 std::string trim(const std::string& str) { size_t first = str.find_first_not_of(' '); if (std::string::npos == first) { return str; } size_t last = str.find_last_not_of(' '); return str.substr(first, (last - first + 1)); } TEST_CASE("Big List of Naughty Strings") { // test from https://github.com/minimaxir/big-list-of-naughty-strings SECTION("parsing blns.json") { std::ifstream f("test/data/big-list-of-naughty-strings/blns.json"); json j; CHECK_NOTHROW(f >> j); } // check if parsed strings roundtrip // https://www.reddit.com/r/cpp/comments/5qpbie/json_form_modern_c_version_210/dd12mpq/ SECTION("roundtripping") { std::ifstream f("test/data/big-list-of-naughty-strings/blns.json"); while (not f.eof()) { // read line std::string line; getline(f, line); // trim whitespace line = trim(line); // remove trailing comma line = line.substr(0, line.find_last_of(",")); // discard lines without at least two characters (quotes) if (line.size() < 2) { continue; } // check roundtrip CAPTURE(line); json j = json::parse(line); CHECK(j.dump() == line); } } }