| /* |
| __ _____ _____ _____ |
| __| | __| | | | JSON for Modern C++ (test suite) |
| | | |__ | | | | | | version 2.1.1 |
| |_____|_____|_____|_|___| https://github.com/nlohmann/json |
| |
| Licensed under the MIT License <http://opensource.org/licenses/MIT>. |
| Copyright (c) 2013-2017 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("MessagePack") |
| { |
| SECTION("individual values") |
| { |
| SECTION("discarded") |
| { |
| // discarded values are not serialized |
| json j = json::value_t::discarded; |
| const auto result = json::to_msgpack(j); |
| CHECK(result.empty()); |
| } |
| |
| SECTION("null") |
| { |
| json j = nullptr; |
| std::vector<uint8_t> expected = {0xc0}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("boolean") |
| { |
| SECTION("true") |
| { |
| json j = true; |
| std::vector<uint8_t> expected = {0xc3}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("false") |
| { |
| json j = false; |
| std::vector<uint8_t> expected = {0xc2}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("number") |
| { |
| SECTION("signed") |
| { |
| SECTION("-32..-1 (negative fixnum)") |
| { |
| for (auto i = -32; i <= -1; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(static_cast<uint8_t>(i)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 1); |
| |
| // check individual bytes |
| CHECK(static_cast<int8_t>(result[0]) == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("0..127 (positive fixnum)") |
| { |
| for (size_t i = 0; i <= 127; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = -1; |
| j.get_ref<json::number_integer_t&>() = static_cast<json::number_integer_t>(i); |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(static_cast<uint8_t>(i)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 1); |
| |
| // check individual bytes |
| CHECK(result[0] == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("128..255 (int 8)") |
| { |
| for (size_t i = 128; i <= 255; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = -1; |
| j.get_ref<json::number_integer_t&>() = static_cast<json::number_integer_t>(i); |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xcc); |
| expected.push_back(static_cast<uint8_t>(i)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 2); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xcc); |
| uint8_t restored = static_cast<uint8_t>(result[1]); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("256..65535 (int 16)") |
| { |
| for (size_t i = 256; i <= 65535; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = -1; |
| j.get_ref<json::number_integer_t&>() = static_cast<json::number_integer_t>(i); |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xcd); |
| expected.push_back(static_cast<uint8_t>((i >> 8) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 3); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xcd); |
| uint16_t restored = static_cast<uint8_t>(result[1]) * 256 + static_cast<uint8_t>(result[2]); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("65536..4294967295 (int 32)") |
| { |
| for (uint32_t i : |
| { |
| 65536u, 77777u, 1048576u, 4294967295u |
| }) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = -1; |
| j.get_ref<json::number_integer_t&>() = static_cast<json::number_integer_t>(i); |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xce); |
| expected.push_back(static_cast<uint8_t>((i >> 24) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 16) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 8) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 5); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xce); |
| uint32_t restored = static_cast<uint32_t>((static_cast<uint32_t>(result[1]) << 030) + |
| (static_cast<uint32_t>(result[2]) << 020) + |
| (static_cast<uint32_t>(result[3]) << 010) + |
| static_cast<uint32_t>(result[4])); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("4294967296..9223372036854775807 (int 64)") |
| { |
| for (uint64_t i : |
| { |
| 4294967296lu, 9223372036854775807lu |
| }) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = -1; |
| j.get_ref<json::number_integer_t&>() = static_cast<json::number_integer_t>(i); |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xcf); |
| expected.push_back(static_cast<uint8_t>((i >> 070) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 060) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 050) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 040) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 030) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 020) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 010) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 9); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xcf); |
| uint64_t restored = static_cast<uint64_t>((static_cast<uint64_t>(result[1]) << 070) + |
| (static_cast<uint64_t>(result[2]) << 060) + |
| (static_cast<uint64_t>(result[3]) << 050) + |
| (static_cast<uint64_t>(result[4]) << 040) + |
| (static_cast<uint64_t>(result[5]) << 030) + |
| (static_cast<uint64_t>(result[6]) << 020) + |
| (static_cast<uint64_t>(result[7]) << 010) + |
| static_cast<uint64_t>(result[8])); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("-128..-33 (int 8)") |
| { |
| for (auto i = -128; i <= -33; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xd0); |
| expected.push_back(static_cast<uint8_t>(i)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 2); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xd0); |
| CHECK(static_cast<int8_t>(result[1]) == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("-9263 (int 16)") |
| { |
| json j = -9263; |
| std::vector<uint8_t> expected = {0xd1, 0xdb, 0xd1}; |
| |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| int16_t restored = static_cast<int16_t>((result[1] << 8) + result[2]); |
| CHECK(restored == -9263); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("-32768..-129 (int 16)") |
| { |
| for (int16_t i = -32768; i <= -129; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xd1); |
| expected.push_back(static_cast<uint8_t>((i >> 8) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 3); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xd1); |
| int16_t restored = static_cast<int16_t>((result[1] << 8) + result[2]); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("-32769..-2147483648") |
| { |
| std::vector<int32_t> numbers; |
| numbers.push_back(-32769); |
| numbers.push_back(-65536); |
| numbers.push_back(-77777); |
| numbers.push_back(-1048576); |
| numbers.push_back(-2147483648ll); |
| for (auto i : numbers) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xd2); |
| expected.push_back(static_cast<uint8_t>((i >> 24) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 16) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 8) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 5); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xd2); |
| uint32_t restored = static_cast<uint32_t>((static_cast<uint32_t>(result[1]) << 030) + |
| (static_cast<uint32_t>(result[2]) << 020) + |
| (static_cast<uint32_t>(result[3]) << 010) + |
| static_cast<uint32_t>(result[4])); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("-9223372036854775808..-2147483649 (int 64)") |
| { |
| std::vector<int64_t> numbers; |
| numbers.push_back(INT64_MIN); |
| numbers.push_back(-2147483649ll); |
| for (auto i : numbers) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with unsigned integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_integer()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xd3); |
| expected.push_back(static_cast<uint8_t>((i >> 070) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 060) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 050) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 040) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 030) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 020) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 010) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 9); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xd3); |
| int64_t restored = static_cast<int64_t>((static_cast<int64_t>(result[1]) << 070) + |
| (static_cast<int64_t>(result[2]) << 060) + |
| (static_cast<int64_t>(result[3]) << 050) + |
| (static_cast<int64_t>(result[4]) << 040) + |
| (static_cast<int64_t>(result[5]) << 030) + |
| (static_cast<int64_t>(result[6]) << 020) + |
| (static_cast<int64_t>(result[7]) << 010) + |
| static_cast<int64_t>(result[8])); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| } |
| |
| SECTION("unsigned") |
| { |
| SECTION("0..127 (positive fixnum)") |
| { |
| for (size_t i = 0; i <= 127; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with unsigned integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_unsigned()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(static_cast<uint8_t>(i)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 1); |
| |
| // check individual bytes |
| CHECK(result[0] == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("128..255 (uint 8)") |
| { |
| for (size_t i = 128; i <= 255; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with unsigned integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_unsigned()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xcc); |
| expected.push_back(static_cast<uint8_t>(i)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 2); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xcc); |
| uint8_t restored = static_cast<uint8_t>(result[1]); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("256..65535 (uint 16)") |
| { |
| for (size_t i = 256; i <= 65535; ++i) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with unsigned integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_unsigned()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xcd); |
| expected.push_back(static_cast<uint8_t>((i >> 8) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 3); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xcd); |
| uint16_t restored = static_cast<uint8_t>(result[1]) * 256 + static_cast<uint8_t>(result[2]); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("65536..4294967295 (uint 32)") |
| { |
| for (uint32_t i : |
| { |
| 65536u, 77777u, 1048576u, 4294967295u |
| }) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with unsigned integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_unsigned()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xce); |
| expected.push_back(static_cast<uint8_t>((i >> 24) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 16) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 8) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 5); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xce); |
| uint32_t restored = static_cast<uint32_t>((static_cast<uint32_t>(result[1]) << 030) + |
| (static_cast<uint32_t>(result[2]) << 020) + |
| (static_cast<uint32_t>(result[3]) << 010) + |
| static_cast<uint32_t>(result[4])); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("4294967296..18446744073709551615 (uint 64)") |
| { |
| for (uint64_t i : |
| { |
| 4294967296lu, 18446744073709551615lu |
| }) |
| { |
| CAPTURE(i); |
| |
| // create JSON value with unsigned integer number |
| json j = i; |
| |
| // check type |
| CHECK(j.is_number_unsigned()); |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xcf); |
| expected.push_back(static_cast<uint8_t>((i >> 070) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 060) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 050) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 040) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 030) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 020) & 0xff)); |
| expected.push_back(static_cast<uint8_t>((i >> 010) & 0xff)); |
| expected.push_back(static_cast<uint8_t>(i & 0xff)); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == 9); |
| |
| // check individual bytes |
| CHECK(result[0] == 0xcf); |
| uint64_t restored = static_cast<uint64_t>((static_cast<uint64_t>(result[1]) << 070) + |
| (static_cast<uint64_t>(result[2]) << 060) + |
| (static_cast<uint64_t>(result[3]) << 050) + |
| (static_cast<uint64_t>(result[4]) << 040) + |
| (static_cast<uint64_t>(result[5]) << 030) + |
| (static_cast<uint64_t>(result[6]) << 020) + |
| (static_cast<uint64_t>(result[7]) << 010) + |
| static_cast<uint64_t>(result[8])); |
| CHECK(restored == i); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| } |
| |
| SECTION("float") |
| { |
| SECTION("3.1415925") |
| { |
| double v = 3.1415925; |
| json j = v; |
| std::vector<uint8_t> expected = |
| { |
| 0xcb, 0x40, 0x09, 0x21, 0xfb, 0x3f, 0xa6, 0xde, 0xfc |
| }; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // restore value (reverse array for endianess) |
| double restored; |
| std::reverse(expected.begin(), expected.end()); |
| memcpy(&restored, expected.data(), sizeof(double)); |
| CHECK(restored == v); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| } |
| |
| SECTION("string") |
| { |
| SECTION("N = 0..31") |
| { |
| // explicitly enumerate the first byte for all 32 strings |
| const std::vector<uint8_t> first_bytes = |
| { |
| 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, |
| 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, |
| 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, |
| 0xbb, 0xbc, 0xbd, 0xbe, 0xbf |
| }; |
| |
| for (size_t N = 0; N < first_bytes.size(); ++N) |
| { |
| CAPTURE(N); |
| |
| // create JSON value with string containing of N * 'x' |
| const auto s = std::string(N, 'x'); |
| json j = s; |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(first_bytes[N]); |
| for (size_t i = 0; i < N; ++i) |
| { |
| expected.push_back('x'); |
| } |
| |
| // check first byte |
| CHECK((first_bytes[N] & 0x1f) == N); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == N + 1); |
| // check that no null byte is appended |
| if (N > 0) |
| { |
| CHECK(result.back() != '\x00'); |
| } |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("N = 32..255") |
| { |
| for (size_t N = 32; N <= 255; ++N) |
| { |
| CAPTURE(N); |
| |
| // create JSON value with string containing of N * 'x' |
| const auto s = std::string(N, 'x'); |
| json j = s; |
| |
| // create expected byte vector |
| std::vector<uint8_t> expected; |
| expected.push_back(0xd9); |
| expected.push_back(static_cast<uint8_t>(N)); |
| for (size_t i = 0; i < N; ++i) |
| { |
| expected.push_back('x'); |
| } |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == N + 2); |
| // check that no null byte is appended |
| CHECK(result.back() != '\x00'); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("N = 256..65535") |
| { |
| for (size_t N : |
| { |
| 256u, 999u, 1025u, 3333u, 2048u, 65535u |
| }) |
| { |
| CAPTURE(N); |
| |
| // create JSON value with string containing of N * 'x' |
| const auto s = std::string(N, 'x'); |
| json j = s; |
| |
| // create expected byte vector (hack: create string first) |
| std::vector<uint8_t> expected(N, 'x'); |
| // reverse order of commands, because we insert at begin() |
| expected.insert(expected.begin(), static_cast<uint8_t>(N & 0xff)); |
| expected.insert(expected.begin(), static_cast<uint8_t>((N >> 8) & 0xff)); |
| expected.insert(expected.begin(), 0xda); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == N + 3); |
| // check that no null byte is appended |
| CHECK(result.back() != '\x00'); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("N = 65536..4294967295") |
| { |
| for (size_t N : |
| { |
| 65536u, 77777u, 1048576u |
| }) |
| { |
| CAPTURE(N); |
| |
| // create JSON value with string containing of N * 'x' |
| const auto s = std::string(N, 'x'); |
| json j = s; |
| |
| // create expected byte vector (hack: create string first) |
| std::vector<uint8_t> expected(N, 'x'); |
| // reverse order of commands, because we insert at begin() |
| expected.insert(expected.begin(), static_cast<uint8_t>(N & 0xff)); |
| expected.insert(expected.begin(), static_cast<uint8_t>((N >> 8) & 0xff)); |
| expected.insert(expected.begin(), static_cast<uint8_t>((N >> 16) & 0xff)); |
| expected.insert(expected.begin(), static_cast<uint8_t>((N >> 24) & 0xff)); |
| expected.insert(expected.begin(), 0xdb); |
| |
| // compare result + size |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| CHECK(result.size() == N + 5); |
| // check that no null byte is appended |
| CHECK(result.back() != '\x00'); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| } |
| |
| SECTION("array") |
| { |
| SECTION("empty") |
| { |
| json j = json::array(); |
| std::vector<uint8_t> expected = {0x90}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("[null]") |
| { |
| json j = {nullptr}; |
| std::vector<uint8_t> expected = {0x91, 0xc0}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("[1,2,3,4,5]") |
| { |
| json j = json::parse("[1,2,3,4,5]"); |
| std::vector<uint8_t> expected = {0x95, 0x01, 0x02, 0x03, 0x04, 0x05}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("[[[[]]]]") |
| { |
| json j = json::parse("[[[[]]]]"); |
| std::vector<uint8_t> expected = {0x91, 0x91, 0x91, 0x90}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("array 16") |
| { |
| json j(16, nullptr); |
| std::vector<uint8_t> expected(j.size() + 3, 0xc0); // all null |
| expected[0] = 0xdc; // array 16 |
| expected[1] = 0x00; // size (0x0010), byte 0 |
| expected[2] = 0x10; // size (0x0010), byte 1 |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("array 32") |
| { |
| json j(65536, nullptr); |
| std::vector<uint8_t> expected(j.size() + 5, 0xc0); // all null |
| expected[0] = 0xdd; // array 32 |
| expected[1] = 0x00; // size (0x00100000), byte 0 |
| expected[2] = 0x01; // size (0x00100000), byte 1 |
| expected[3] = 0x00; // size (0x00100000), byte 2 |
| expected[4] = 0x00; // size (0x00100000), byte 3 |
| const auto result = json::to_msgpack(j); |
| //CHECK(result == expected); |
| |
| CHECK(result.size() == expected.size()); |
| for (size_t i = 0; i < expected.size(); ++i) |
| { |
| CAPTURE(i); |
| CHECK(result[i] == expected[i]); |
| } |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| |
| SECTION("object") |
| { |
| SECTION("empty") |
| { |
| json j = json::object(); |
| std::vector<uint8_t> expected = {0x80}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("{\"\":null}") |
| { |
| json j = {{"", nullptr}}; |
| std::vector<uint8_t> expected = {0x81, 0xa0, 0xc0}; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("{\"a\": {\"b\": {\"c\": {}}}}") |
| { |
| json j = json::parse("{\"a\": {\"b\": {\"c\": {}}}}"); |
| std::vector<uint8_t> expected = |
| { |
| 0x81, 0xa1, 0x61, 0x81, 0xa1, 0x62, 0x81, 0xa1, 0x63, 0x80 |
| }; |
| const auto result = json::to_msgpack(j); |
| CHECK(result == expected); |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("map 16") |
| { |
| json j = R"({"00": null, "01": null, "02": null, "03": null, |
| "04": null, "05": null, "06": null, "07": null, |
| "08": null, "09": null, "10": null, "11": null, |
| "12": null, "13": null, "14": null, "15": null})"_json; |
| |
| const auto result = json::to_msgpack(j); |
| |
| // Checking against an expected vector byte by byte is |
| // difficult, because no assumption on the order of key/value |
| // pairs are made. We therefore only check the prefix (type and |
| // size and the overall size. The rest is then handled in the |
| // roundtrip check. |
| CHECK(result.size() == 67); // 1 type, 2 size, 16*4 content |
| CHECK(result[0] == 0xde); // map 16 |
| CHECK(result[1] == 0x00); // byte 0 of size (0x0010) |
| CHECK(result[2] == 0x10); // byte 1 of size (0x0010) |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| |
| SECTION("map 32") |
| { |
| json j; |
| for (auto i = 0; i < 65536; ++i) |
| { |
| // format i to a fixed width of 5 |
| // each entry will need 7 bytes: 6 for fixstr, 1 for null |
| std::stringstream ss; |
| ss << std::setw(5) << std::setfill('0') << i; |
| j.emplace(ss.str(), nullptr); |
| } |
| |
| const auto result = json::to_msgpack(j); |
| |
| // Checking against an expected vector byte by byte is |
| // difficult, because no assumption on the order of key/value |
| // pairs are made. We therefore only check the prefix (type and |
| // size and the overall size. The rest is then handled in the |
| // roundtrip check. |
| CHECK(result.size() == 458757); // 1 type, 4 size, 65536*7 content |
| CHECK(result[0] == 0xdf); // map 32 |
| CHECK(result[1] == 0x00); // byte 0 of size (0x00010000) |
| CHECK(result[2] == 0x01); // byte 1 of size (0x00010000) |
| CHECK(result[3] == 0x00); // byte 2 of size (0x00010000) |
| CHECK(result[4] == 0x00); // byte 3 of size (0x00010000) |
| |
| // roundtrip |
| CHECK(json::from_msgpack(result) == j); |
| } |
| } |
| } |
| |
| SECTION("from float32") |
| { |
| auto given = std::vector<uint8_t>({0xca, 0x41, 0xc8, 0x00, 0x01}); |
| json j = json::from_msgpack(given); |
| CHECK(j.get<double>() == Approx(25.0000019073486)); |
| } |
| } |
| |
| |
| // use this testcase outside [hide] to run it with Valgrind |
| TEST_CASE("single MessagePack roundtrip") |
| { |
| SECTION("sample.json") |
| { |
| std::string filename = "test/data/json_testsuite/sample.json"; |
| |
| // parse JSON file |
| std::ifstream f_json(filename); |
| json j1 = json::parse(f_json); |
| |
| // parse MessagePack file |
| std::ifstream f_msgpack(filename + ".msgpack", std::ios::binary); |
| std::vector<uint8_t> packed((std::istreambuf_iterator<char>(f_msgpack)), |
| std::istreambuf_iterator<char>()); |
| json j2; |
| CHECK_NOTHROW(j2 = json::from_msgpack(packed)); |
| |
| // compare parsed JSON values |
| CHECK(j1 == j2); |
| |
| // check with different start index |
| packed.insert(packed.begin(), 5, 0xff); |
| CHECK(j1 == json::from_msgpack(packed, 5)); |
| } |
| } |
| |
| |
| TEST_CASE("MessagePack roundtrips", "[hide]") |
| { |
| SECTION("input from msgpack-python") |
| { |
| for (std::string filename : |
| { |
| "test/data/json_nlohmann_tests/all_unicode.json", |
| "test/data/json.org/1.json", |
| "test/data/json.org/2.json", |
| "test/data/json.org/3.json", |
| "test/data/json.org/4.json", |
| "test/data/json.org/5.json", |
| "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", |
| "test/data/json_roundtrip/roundtrip29.json", |
| "test/data/json_roundtrip/roundtrip30.json", |
| "test/data/json_roundtrip/roundtrip31.json", |
| "test/data/json_roundtrip/roundtrip32.json", |
| "test/data/json_testsuite/sample.json", // kills AppVeyor |
| "test/data/json_tests/pass1.json", |
| "test/data/json_tests/pass2.json", |
| "test/data/json_tests/pass3.json", |
| "test/data/regression/floats.json", |
| "test/data/regression/signed_ints.json", |
| "test/data/regression/unsigned_ints.json", |
| "test/data/regression/working_file.json", |
| "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_huge_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_neg_overflow.json", |
| "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_exponent.json", |
| "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.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); |
| |
| // parse JSON file |
| std::ifstream f_json(filename); |
| json j1 = json::parse(f_json); |
| |
| // parse MessagePack file |
| std::ifstream f_msgpack(filename + ".msgpack", std::ios::binary); |
| std::vector<uint8_t> packed((std::istreambuf_iterator<char>(f_msgpack)), |
| std::istreambuf_iterator<char>()); |
| json j2; |
| CHECK_NOTHROW(j2 = json::from_msgpack(packed)); |
| |
| // compare parsed JSON values |
| CHECK(j1 == j2); |
| } |
| } |
| } |