json/test/src/unit-msgpack.cpp
2017-12-29 18:31:13 +01:00

1395 lines
63 KiB
C++

/*
__ _____ _____ _____
__| | __| | | | JSON for Modern C++ (test suite)
| | |__ | | | | | | version 3.0.1
|_____|_____|_____|_|___| 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<uint16_t>(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>(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>(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>(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>(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<uint16_t>(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>(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>(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);
// roundtrip
CHECK(json::from_msgpack(result) == j);
CHECK(json::from_msgpack(result) == v);
}
}
}
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));
}
SECTION("errors")
{
SECTION("empty byte vector")
{
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>()), json::parse_error&);
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>()),
"[json.exception.parse_error.110] parse error at 1: unexpected end of input");
}
SECTION("too short byte vector")
{
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcc})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcd})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcd, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error&);
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcc})),
"[json.exception.parse_error.110] parse error at 2: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcd})),
"[json.exception.parse_error.110] parse error at 2: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcd, 0x00})),
"[json.exception.parse_error.110] parse error at 3: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce})),
"[json.exception.parse_error.110] parse error at 2: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00})),
"[json.exception.parse_error.110] parse error at 3: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 4: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 5: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf})),
"[json.exception.parse_error.110] parse error at 2: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00})),
"[json.exception.parse_error.110] parse error at 3: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 4: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 5: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 6: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 7: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 8: unexpected end of input");
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})),
"[json.exception.parse_error.110] parse error at 9: unexpected end of input");
}
SECTION("unsupported bytes")
{
SECTION("concrete examples")
{
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xc1})), json::parse_error&);
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xc1})),
"[json.exception.parse_error.112] parse error at 1: error reading MessagePack; last byte: 0xC1");
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xc6})), json::parse_error&);
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xc6})),
"[json.exception.parse_error.112] parse error at 1: error reading MessagePack; last byte: 0xC6");
}
SECTION("all unsupported bytes")
{
for (auto byte :
{
// never used
0xc1,
// bin
0xc4, 0xc5, 0xc6,
// ext
0xc7, 0xc8, 0xc9,
// fixext
0xd4, 0xd5, 0xd6, 0xd7, 0xd8
})
{
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({static_cast<uint8_t>(byte)})), json::parse_error&);
}
}
}
SECTION("invalid string in map")
{
CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0x81, 0xff, 0x01})), json::parse_error&);
CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0x81, 0xff, 0x01})),
"[json.exception.parse_error.113] parse error at 2: expected a MessagePack string; last byte: 0xFF");
}
SECTION("strict mode")
{
std::vector<uint8_t> vec = {0xc0, 0xc0};
SECTION("non-strict mode")
{
const auto result = json::from_msgpack(vec, false);
CHECK(result == json());
}
SECTION("strict mode")
{
CHECK_THROWS_AS(json::from_msgpack(vec), json::parse_error&);
CHECK_THROWS_WITH(json::from_msgpack(vec),
"[json.exception.parse_error.110] parse error at 2: expected end of input");
}
}
}
}
// 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);
SECTION("roundtrips")
{
SECTION("std::ostringstream")
{
std::ostringstream ss;
json::to_msgpack(j1, ss);
json j3 = json::from_msgpack(ss.str());
CHECK(j1 == j3);
}
SECTION("std::string")
{
std::string s;
json::to_msgpack(j1, s);
json j3 = json::from_msgpack(s);
CHECK(j1 == j3);
}
}
// check with different start index
packed.insert(packed.begin(), 5, 0xff);
CHECK(j1 == json::from_msgpack(packed.begin() + 5, packed.end()));
}
}
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);
SECTION("std::vector<uint8_t>")
{
// 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);
}
SECTION("std::ifstream")
{
// parse MessagePack file
std::ifstream f_msgpack(filename + ".msgpack", std::ios::binary);
json j2;
CHECK_NOTHROW(j2 = json::from_msgpack(f_msgpack));
// compare parsed JSON values
CHECK(j1 == j2);
}
SECTION("uint8_t* and size")
{
// 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.data(), packed.size()}));
// compare parsed JSON values
CHECK(j1 == j2);
}
SECTION("output to output adapters")
{
// 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>());
SECTION("std::vector<uint8_t>")
{
std::vector<uint8_t> vec;
json::to_msgpack(j1, vec);
CHECK(vec == packed);
}
}
}
}
}