1243 lines
42 KiB
C++
1243 lines
42 KiB
C++
/*
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__ _____ _____ _____
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__| | __| | | | JSON for Modern C++ (test suite)
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| | |__ | | | | | | version 3.5.0
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|_____|_____|_____|_|___| https://github.com/nlohmann/json
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Licensed under the MIT License <http://opensource.org/licenses/MIT>.
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SPDX-License-Identifier: MIT
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Copyright (c) 2013-2018 Niels Lohmann <http://nlohmann.me>.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "catch.hpp"
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#include <nlohmann/json.hpp>
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using nlohmann::json;
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#include <fstream>
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TEST_CASE("BSON")
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{
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SECTION("individual values not supported")
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{
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SECTION("null")
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{
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json j = nullptr;
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CHECK_THROWS_AS(json::to_bson(j), json::type_error&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is null");
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}
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SECTION("boolean")
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{
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SECTION("true")
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{
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json j = true;
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CHECK_THROWS_AS(json::to_bson(j), json::type_error&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is boolean");
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}
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SECTION("false")
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{
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json j = false;
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CHECK_THROWS_AS(json::to_bson(j), json::type_error&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is boolean");
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}
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}
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SECTION("number")
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{
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json j = 42;
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CHECK_THROWS_AS(json::to_bson(j), json::type_error&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is number");
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}
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SECTION("float")
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{
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json j = 4.2;
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CHECK_THROWS_AS(json::to_bson(j), json::type_error&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is number");
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}
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SECTION("string")
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{
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json j = "not supported";
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CHECK_THROWS_AS(json::to_bson(j), json::type_error&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is string");
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}
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SECTION("array")
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{
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json j = std::vector<int> {1, 2, 3, 4, 5, 6, 7};
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CHECK_THROWS_AS(json::to_bson(j), json::type_error&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is array");
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}
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}
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SECTION("keys containing code-point U+0000 cannot be serialized to BSON")
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{
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json j =
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{
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{ std::string("en\0try", 6), true }
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};
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CHECK_THROWS_AS(json::to_bson(j), json::out_of_range&);
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CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.out_of_range.409] BSON key cannot contain code point U+0000 (at byte 2)");
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}
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SECTION("string length must be at least 1")
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{
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// from https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11175
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std::vector<uint8_t> v =
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{
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0x20, 0x20, 0x20, 0x20,
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0x02,
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0x00,
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0x00, 0x00, 0x00, 0x80
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};
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CHECK_THROWS_AS(json::from_bson(v), json::parse_error&);
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CHECK_THROWS_WITH(json::from_bson(v), "[json.exception.parse_error.112] parse error at byte 10: syntax error while parsing BSON string: string length must be at least 1, is -2147483648");
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}
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SECTION("objects")
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{
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SECTION("empty object")
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{
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json j = json::object();
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std::vector<uint8_t> expected =
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{
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0x05, 0x00, 0x00, 0x00, // size (little endian)
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// no entries
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with bool")
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{
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json j =
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{
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{ "entry", true }
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};
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std::vector<uint8_t> expected =
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{
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0x0D, 0x00, 0x00, 0x00, // size (little endian)
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0x08, // entry: boolean
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'e', 'n', 't', 'r', 'y', '\x00',
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0x01, // value = true
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with bool")
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{
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json j =
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{
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{ "entry", false }
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};
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std::vector<uint8_t> expected =
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{
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0x0D, 0x00, 0x00, 0x00, // size (little endian)
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0x08, // entry: boolean
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'e', 'n', 't', 'r', 'y', '\x00',
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0x00, // value = false
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with double")
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{
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json j =
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{
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{ "entry", 4.2 }
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};
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std::vector<uint8_t> expected =
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{
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0x14, 0x00, 0x00, 0x00, // size (little endian)
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0x01, /// entry: double
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'e', 'n', 't', 'r', 'y', '\x00',
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0xcd, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x10, 0x40,
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with string")
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{
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json j =
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{
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{ "entry", "bsonstr" }
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};
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std::vector<uint8_t> expected =
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{
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0x18, 0x00, 0x00, 0x00, // size (little endian)
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0x02, /// entry: string (UTF-8)
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'e', 'n', 't', 'r', 'y', '\x00',
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0x08, 0x00, 0x00, 0x00, 'b', 's', 'o', 'n', 's', 't', 'r', '\x00',
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with null member")
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{
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json j =
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{
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{ "entry", nullptr }
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};
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std::vector<uint8_t> expected =
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{
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0x0C, 0x00, 0x00, 0x00, // size (little endian)
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0x0A, /// entry: null
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'e', 'n', 't', 'r', 'y', '\x00',
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with integer (32-bit) member")
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{
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json j =
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{
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{ "entry", std::int32_t{0x12345678} }
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};
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std::vector<uint8_t> expected =
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{
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0x10, 0x00, 0x00, 0x00, // size (little endian)
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0x10, /// entry: int32
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'e', 'n', 't', 'r', 'y', '\x00',
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0x78, 0x56, 0x34, 0x12,
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with integer (64-bit) member")
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{
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json j =
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{
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{ "entry", std::int64_t{0x1234567804030201} }
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};
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std::vector<uint8_t> expected =
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{
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0x14, 0x00, 0x00, 0x00, // size (little endian)
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0x12, /// entry: int64
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'e', 'n', 't', 'r', 'y', '\x00',
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0x01, 0x02, 0x03, 0x04, 0x78, 0x56, 0x34, 0x12,
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with negative integer (32-bit) member")
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{
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json j =
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{
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{ "entry", std::int32_t{-1} }
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};
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std::vector<uint8_t> expected =
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{
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0x10, 0x00, 0x00, 0x00, // size (little endian)
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0x10, /// entry: int32
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'e', 'n', 't', 'r', 'y', '\x00',
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0xFF, 0xFF, 0xFF, 0xFF,
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with negative integer (64-bit) member")
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{
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json j =
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{
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{ "entry", std::int64_t{-1} }
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};
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std::vector<uint8_t> expected =
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{
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0x10, 0x00, 0x00, 0x00, // size (little endian)
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0x10, /// entry: int32
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'e', 'n', 't', 'r', 'y', '\x00',
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0xFF, 0xFF, 0xFF, 0xFF,
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with unsigned integer (64-bit) member")
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{
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// directly encoding uint64 is not supported in bson (only for timestamp values)
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json j =
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{
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{ "entry", std::uint64_t{0x1234567804030201} }
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};
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std::vector<uint8_t> expected =
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{
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0x14, 0x00, 0x00, 0x00, // size (little endian)
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0x12, /// entry: int64
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'e', 'n', 't', 'r', 'y', '\x00',
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0x01, 0x02, 0x03, 0x04, 0x78, 0x56, 0x34, 0x12,
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with small unsigned integer member")
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{
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json j =
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{
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{ "entry", std::uint64_t{0x42} }
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};
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std::vector<uint8_t> expected =
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{
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0x10, 0x00, 0x00, 0x00, // size (little endian)
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0x10, /// entry: int32
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'e', 'n', 't', 'r', 'y', '\x00',
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0x42, 0x00, 0x00, 0x00,
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with object member")
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{
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json j =
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{
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{ "entry", json::object() }
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};
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std::vector<uint8_t> expected =
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{
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0x11, 0x00, 0x00, 0x00, // size (little endian)
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0x03, /// entry: embedded document
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'e', 'n', 't', 'r', 'y', '\x00',
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0x05, 0x00, 0x00, 0x00, // size (little endian)
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// no entries
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0x00, // end marker (embedded document)
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with array member")
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{
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json j =
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{
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{ "entry", json::array() }
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};
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std::vector<uint8_t> expected =
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{
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0x11, 0x00, 0x00, 0x00, // size (little endian)
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0x04, /// entry: embedded document
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'e', 'n', 't', 'r', 'y', '\x00',
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0x05, 0x00, 0x00, 0x00, // size (little endian)
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// no entries
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0x00, // end marker (embedded document)
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("non-empty object with non-empty array member")
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{
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json j =
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{
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{ "entry", json::array({1, 2, 3, 4, 5, 6, 7, 8}) }
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};
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std::vector<uint8_t> expected =
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{
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0x49, 0x00, 0x00, 0x00, // size (little endian)
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0x04, /// entry: embedded document
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'e', 'n', 't', 'r', 'y', '\x00',
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0x3D, 0x00, 0x00, 0x00, // size (little endian)
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0x10, '0', 0x00, 0x01, 0x00, 0x00, 0x00,
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0x10, '1', 0x00, 0x02, 0x00, 0x00, 0x00,
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0x10, '2', 0x00, 0x03, 0x00, 0x00, 0x00,
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0x10, '3', 0x00, 0x04, 0x00, 0x00, 0x00,
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0x10, '4', 0x00, 0x05, 0x00, 0x00, 0x00,
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0x10, '5', 0x00, 0x06, 0x00, 0x00, 0x00,
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0x10, '6', 0x00, 0x07, 0x00, 0x00, 0x00,
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0x10, '7', 0x00, 0x08, 0x00, 0x00, 0x00,
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0x00, // end marker (embedded document)
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0x00 // end marker
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};
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const auto result = json::to_bson(j);
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CHECK(result == expected);
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// roundtrip
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CHECK(json::from_bson(result) == j);
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CHECK(json::from_bson(result, true, false) == j);
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}
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SECTION("Some more complex document")
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{
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// directly encoding uint64 is not supported in bson (only for timestamp values)
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json j =
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{
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{"double", 42.5},
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{"entry", 4.2},
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{"number", 12345},
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{"object", {{ "string", "value" }}}
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};
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std::vector<uint8_t> expected =
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{
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/*size */ 0x4f, 0x00, 0x00, 0x00,
|
|
/*entry*/ 0x01, 'd', 'o', 'u', 'b', 'l', 'e', 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x45, 0x40,
|
|
/*entry*/ 0x01, 'e', 'n', 't', 'r', 'y', 0x00, 0xcd, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x10, 0x40,
|
|
/*entry*/ 0x10, 'n', 'u', 'm', 'b', 'e', 'r', 0x00, 0x39, 0x30, 0x00, 0x00,
|
|
/*entry*/ 0x03, 'o', 'b', 'j', 'e', 'c', 't', 0x00,
|
|
/*entry: obj-size */ 0x17, 0x00, 0x00, 0x00,
|
|
/*entry: obj-entry*/0x02, 's', 't', 'r', 'i', 'n', 'g', 0x00, 0x06, 0x00, 0x00, 0x00, 'v', 'a', 'l', 'u', 'e', 0,
|
|
/*entry: obj-term.*/0x00,
|
|
/*obj-term*/ 0x00
|
|
};
|
|
|
|
const auto result = json::to_bson(j);
|
|
CHECK(result == expected);
|
|
|
|
// roundtrip
|
|
CHECK(json::from_bson(result) == j);
|
|
CHECK(json::from_bson(result, true, false) == j);
|
|
}
|
|
}
|
|
|
|
SECTION("Examples from http://bsonspec.org/faq.html")
|
|
{
|
|
SECTION("Example 1")
|
|
{
|
|
std::vector<std::uint8_t> input = {0x16, 0x00, 0x00, 0x00, 0x02, 'h', 'e', 'l', 'l', 'o', 0x00, 0x06, 0x00, 0x00, 0x00, 'w', 'o', 'r', 'l', 'd', 0x00, 0x00};
|
|
json parsed = json::from_bson(input);
|
|
json expected = {{"hello", "world"}};
|
|
CHECK(parsed == expected);
|
|
auto dumped = json::to_bson(parsed);
|
|
CHECK(dumped == input);
|
|
CHECK(json::from_bson(dumped) == expected);
|
|
}
|
|
|
|
SECTION("Example 2")
|
|
{
|
|
std::vector<std::uint8_t> input = {0x31, 0x00, 0x00, 0x00, 0x04, 'B', 'S', 'O', 'N', 0x00, 0x26, 0x00, 0x00, 0x00, 0x02, 0x30, 0x00, 0x08, 0x00, 0x00, 0x00, 'a', 'w', 'e', 's', 'o', 'm', 'e', 0x00, 0x01, 0x31, 0x00, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x14, 0x40, 0x10, 0x32, 0x00, 0xc2, 0x07, 0x00, 0x00, 0x00, 0x00};
|
|
json parsed = json::from_bson(input);
|
|
json expected = {{"BSON", {"awesome", 5.05, 1986}}};
|
|
CHECK(parsed == expected);
|
|
auto dumped = json::to_bson(parsed);
|
|
CHECK(dumped == input);
|
|
CHECK(json::from_bson(dumped) == expected);
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_CASE("BSON input/output_adapters")
|
|
{
|
|
json json_representation =
|
|
{
|
|
{"double", 42.5},
|
|
{"entry", 4.2},
|
|
{"number", 12345},
|
|
{"object", {{ "string", "value" }}}
|
|
};
|
|
|
|
std::vector<uint8_t> bson_representation =
|
|
{
|
|
/*size */ 0x4f, 0x00, 0x00, 0x00,
|
|
/*entry*/ 0x01, 'd', 'o', 'u', 'b', 'l', 'e', 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x45, 0x40,
|
|
/*entry*/ 0x01, 'e', 'n', 't', 'r', 'y', 0x00, 0xcd, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x10, 0x40,
|
|
/*entry*/ 0x10, 'n', 'u', 'm', 'b', 'e', 'r', 0x00, 0x39, 0x30, 0x00, 0x00,
|
|
/*entry*/ 0x03, 'o', 'b', 'j', 'e', 'c', 't', 0x00,
|
|
/*entry: obj-size */ 0x17, 0x00, 0x00, 0x00,
|
|
/*entry: obj-entry*/0x02, 's', 't', 'r', 'i', 'n', 'g', 0x00, 0x06, 0x00, 0x00, 0x00, 'v', 'a', 'l', 'u', 'e', 0,
|
|
/*entry: obj-term.*/0x00,
|
|
/*obj-term*/ 0x00
|
|
};
|
|
|
|
json j2;
|
|
CHECK_NOTHROW(j2 = json::from_bson(bson_representation));
|
|
|
|
// compare parsed JSON values
|
|
CHECK(json_representation == j2);
|
|
|
|
SECTION("roundtrips")
|
|
{
|
|
SECTION("std::ostringstream")
|
|
{
|
|
std::ostringstream ss;
|
|
json::to_bson(json_representation, ss);
|
|
std::istringstream iss(ss.str());
|
|
json j3 = json::from_bson(iss);
|
|
CHECK(json_representation == j3);
|
|
}
|
|
|
|
SECTION("std::string")
|
|
{
|
|
std::string s;
|
|
json::to_bson(json_representation, s);
|
|
json j3 = json::from_bson(s);
|
|
CHECK(json_representation == j3);
|
|
}
|
|
|
|
SECTION("std::vector")
|
|
{
|
|
std::vector<std::uint8_t> v;
|
|
json::to_bson(json_representation, v);
|
|
json j3 = json::from_bson(v);
|
|
CHECK(json_representation == j3);
|
|
}
|
|
}
|
|
}
|
|
|
|
class SaxCountdown
|
|
{
|
|
public:
|
|
explicit SaxCountdown(const int count) : events_left(count)
|
|
{}
|
|
|
|
bool null()
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool boolean(bool)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool number_integer(json::number_integer_t)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool number_unsigned(json::number_unsigned_t)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool number_float(json::number_float_t, const std::string&)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool string(std::string&)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool start_object(std::size_t)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool key(std::string&)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool end_object()
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool start_array(std::size_t)
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool end_array()
|
|
{
|
|
return events_left-- > 0;
|
|
}
|
|
|
|
bool parse_error(std::size_t, const std::string&, const json::exception&)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
private:
|
|
int events_left = 0;
|
|
};
|
|
|
|
TEST_CASE("Incomplete BSON Input")
|
|
{
|
|
SECTION("Incomplete BSON Input 1")
|
|
{
|
|
std::vector<uint8_t> incomplete_bson =
|
|
{
|
|
0x0D, 0x00, 0x00, 0x00, // size (little endian)
|
|
0x08, // entry: boolean
|
|
'e', 'n', 't' // unexpected EOF
|
|
};
|
|
|
|
CHECK_THROWS_AS(json::from_bson(incomplete_bson), json::parse_error&);
|
|
CHECK_THROWS_WITH(json::from_bson(incomplete_bson),
|
|
"[json.exception.parse_error.110] parse error at byte 9: syntax error while parsing BSON cstring: unexpected end of input");
|
|
|
|
CHECK(json::from_bson(incomplete_bson, true, false).is_discarded());
|
|
|
|
SaxCountdown scp(0);
|
|
CHECK(not json::sax_parse(incomplete_bson, &scp, json::input_format_t::bson));
|
|
}
|
|
|
|
SECTION("Incomplete BSON Input 2")
|
|
{
|
|
std::vector<uint8_t> incomplete_bson =
|
|
{
|
|
0x0D, 0x00, 0x00, 0x00, // size (little endian)
|
|
0x08, // entry: boolean, unexpected EOF
|
|
};
|
|
|
|
CHECK_THROWS_AS(json::from_bson(incomplete_bson), json::parse_error&);
|
|
CHECK_THROWS_WITH(json::from_bson(incomplete_bson),
|
|
"[json.exception.parse_error.110] parse error at byte 6: syntax error while parsing BSON cstring: unexpected end of input");
|
|
CHECK(json::from_bson(incomplete_bson, true, false).is_discarded());
|
|
|
|
SaxCountdown scp(0);
|
|
CHECK(not json::sax_parse(incomplete_bson, &scp, json::input_format_t::bson));
|
|
}
|
|
|
|
SECTION("Incomplete BSON Input 3")
|
|
{
|
|
std::vector<uint8_t> incomplete_bson =
|
|
{
|
|
0x41, 0x00, 0x00, 0x00, // size (little endian)
|
|
0x04, /// entry: embedded document
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
|
|
0x35, 0x00, 0x00, 0x00, // size (little endian)
|
|
0x10, 0x00, 0x01, 0x00, 0x00, 0x00,
|
|
0x10, 0x00, 0x02, 0x00, 0x00, 0x00
|
|
// missing input data...
|
|
};
|
|
|
|
CHECK_THROWS_AS(json::from_bson(incomplete_bson), json::parse_error&);
|
|
CHECK_THROWS_WITH(json::from_bson(incomplete_bson),
|
|
"[json.exception.parse_error.110] parse error at byte 28: syntax error while parsing BSON element list: unexpected end of input");
|
|
CHECK(json::from_bson(incomplete_bson, true, false).is_discarded());
|
|
|
|
SaxCountdown scp(1);
|
|
CHECK(not json::sax_parse(incomplete_bson, &scp, json::input_format_t::bson));
|
|
}
|
|
|
|
SECTION("Incomplete BSON Input 4")
|
|
{
|
|
std::vector<uint8_t> incomplete_bson =
|
|
{
|
|
0x0D, 0x00, // size (incomplete), unexpected EOF
|
|
};
|
|
|
|
CHECK_THROWS_AS(json::from_bson(incomplete_bson), json::parse_error&);
|
|
CHECK_THROWS_WITH(json::from_bson(incomplete_bson),
|
|
"[json.exception.parse_error.110] parse error at byte 3: syntax error while parsing BSON number: unexpected end of input");
|
|
CHECK(json::from_bson(incomplete_bson, true, false).is_discarded());
|
|
|
|
SaxCountdown scp(0);
|
|
CHECK(not json::sax_parse(incomplete_bson, &scp, json::input_format_t::bson));
|
|
}
|
|
|
|
SECTION("Improve coverage")
|
|
{
|
|
SECTION("key")
|
|
{
|
|
json j = {{"key", "value"}};
|
|
auto bson_vec = json::to_bson(j);
|
|
SaxCountdown scp(2);
|
|
CHECK(not json::sax_parse(bson_vec, &scp, json::input_format_t::bson));
|
|
}
|
|
|
|
SECTION("array")
|
|
{
|
|
json j =
|
|
{
|
|
{ "entry", json::array() }
|
|
};
|
|
auto bson_vec = json::to_bson(j);
|
|
SaxCountdown scp(2);
|
|
CHECK(not json::sax_parse(bson_vec, &scp, json::input_format_t::bson));
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_CASE("Unsupported BSON input")
|
|
{
|
|
std::vector<uint8_t> bson =
|
|
{
|
|
0x0C, 0x00, 0x00, 0x00, // size (little endian)
|
|
0xFF, // entry type: Min key (not supported yet)
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
0x00 // end marker
|
|
};
|
|
|
|
CHECK_THROWS_AS(json::from_bson(bson), json::parse_error&);
|
|
CHECK_THROWS_WITH(json::from_bson(bson),
|
|
"[json.exception.parse_error.114] parse error at byte 5: Unsupported BSON record type 0xFF");
|
|
CHECK(json::from_bson(bson, true, false).is_discarded());
|
|
|
|
SaxCountdown scp(0);
|
|
CHECK(not json::sax_parse(bson, &scp, json::input_format_t::bson));
|
|
}
|
|
|
|
TEST_CASE("BSON numerical data")
|
|
{
|
|
SECTION("number")
|
|
{
|
|
SECTION("signed")
|
|
{
|
|
SECTION("std::int64_t: INT64_MIN .. INT32_MIN-1")
|
|
{
|
|
std::vector<int64_t> numbers
|
|
{
|
|
INT64_MIN,
|
|
-1000000000000000000LL,
|
|
-100000000000000000LL,
|
|
-10000000000000000LL,
|
|
-1000000000000000LL,
|
|
-100000000000000LL,
|
|
-10000000000000LL,
|
|
-1000000000000LL,
|
|
-100000000000LL,
|
|
-10000000000LL,
|
|
static_cast<std::int64_t>(INT32_MIN) - 1,
|
|
};
|
|
|
|
for (auto i : numbers)
|
|
{
|
|
|
|
CAPTURE(i)
|
|
|
|
json j =
|
|
{
|
|
{ "entry", i }
|
|
};
|
|
CHECK(j.at("entry").is_number_integer());
|
|
|
|
std::uint64_t iu = *reinterpret_cast<std::uint64_t*>(&i);
|
|
std::vector<uint8_t> expected_bson =
|
|
{
|
|
0x14u, 0x00u, 0x00u, 0x00u, // size (little endian)
|
|
0x12u, /// entry: int64
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
static_cast<uint8_t>((iu >> (8u * 0u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 1u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 2u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 3u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 4u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 5u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 6u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 7u)) & 0xffu),
|
|
0x00u // end marker
|
|
};
|
|
|
|
const auto bson = json::to_bson(j);
|
|
CHECK(bson == expected_bson);
|
|
|
|
auto j_roundtrip = json::from_bson(bson);
|
|
|
|
CHECK(j_roundtrip.at("entry").is_number_integer());
|
|
CHECK(j_roundtrip == j);
|
|
CHECK(json::from_bson(bson, true, false) == j);
|
|
|
|
}
|
|
}
|
|
|
|
|
|
SECTION("signed std::int32_t: INT32_MIN .. INT32_MAX")
|
|
{
|
|
std::vector<int32_t> numbers
|
|
{
|
|
INT32_MIN,
|
|
-2147483647L,
|
|
-1000000000L,
|
|
-100000000L,
|
|
-10000000L,
|
|
-1000000L,
|
|
-100000L,
|
|
-10000L,
|
|
-1000L,
|
|
-100L,
|
|
-10L,
|
|
-1L,
|
|
0L,
|
|
1L,
|
|
10L,
|
|
100L,
|
|
1000L,
|
|
10000L,
|
|
100000L,
|
|
1000000L,
|
|
10000000L,
|
|
100000000L,
|
|
1000000000L,
|
|
2147483646L,
|
|
INT32_MAX
|
|
};
|
|
|
|
for (auto i : numbers)
|
|
{
|
|
|
|
CAPTURE(i)
|
|
|
|
json j =
|
|
{
|
|
{ "entry", i }
|
|
};
|
|
CHECK(j.at("entry").is_number_integer());
|
|
|
|
std::uint32_t iu = *reinterpret_cast<std::uint32_t*>(&i);
|
|
std::vector<uint8_t> expected_bson =
|
|
{
|
|
0x10u, 0x00u, 0x00u, 0x00u, // size (little endian)
|
|
0x10u, /// entry: int32
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
static_cast<uint8_t>((iu >> (8u * 0u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 1u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 2u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 3u)) & 0xffu),
|
|
0x00u // end marker
|
|
};
|
|
|
|
const auto bson = json::to_bson(j);
|
|
CHECK(bson == expected_bson);
|
|
|
|
auto j_roundtrip = json::from_bson(bson);
|
|
|
|
CHECK(j_roundtrip.at("entry").is_number_integer());
|
|
CHECK(j_roundtrip == j);
|
|
CHECK(json::from_bson(bson, true, false) == j);
|
|
|
|
}
|
|
}
|
|
|
|
SECTION("signed std::int64_t: INT32_MAX+1 .. INT64_MAX")
|
|
{
|
|
std::vector<int64_t> numbers
|
|
{
|
|
INT64_MAX,
|
|
1000000000000000000LL,
|
|
100000000000000000LL,
|
|
10000000000000000LL,
|
|
1000000000000000LL,
|
|
100000000000000LL,
|
|
10000000000000LL,
|
|
1000000000000LL,
|
|
100000000000LL,
|
|
10000000000LL,
|
|
static_cast<std::int64_t>(INT32_MAX) + 1,
|
|
};
|
|
|
|
for (auto i : numbers)
|
|
{
|
|
|
|
CAPTURE(i)
|
|
|
|
json j =
|
|
{
|
|
{ "entry", i }
|
|
};
|
|
CHECK(j.at("entry").is_number_integer());
|
|
|
|
std::uint64_t iu = *reinterpret_cast<std::uint64_t*>(&i);
|
|
std::vector<uint8_t> expected_bson =
|
|
{
|
|
0x14u, 0x00u, 0x00u, 0x00u, // size (little endian)
|
|
0x12u, /// entry: int64
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
static_cast<uint8_t>((iu >> (8u * 0u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 1u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 2u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 3u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 4u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 5u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 6u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 7u)) & 0xffu),
|
|
0x00u // end marker
|
|
};
|
|
|
|
const auto bson = json::to_bson(j);
|
|
CHECK(bson == expected_bson);
|
|
|
|
auto j_roundtrip = json::from_bson(bson);
|
|
|
|
CHECK(j_roundtrip.at("entry").is_number_integer());
|
|
CHECK(j_roundtrip == j);
|
|
CHECK(json::from_bson(bson, true, false) == j);
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("unsigned")
|
|
{
|
|
SECTION("unsigned std::uint64_t: 0 .. INT32_MAX")
|
|
{
|
|
std::vector<std::uint64_t> numbers
|
|
{
|
|
0ULL,
|
|
1ULL,
|
|
10ULL,
|
|
100ULL,
|
|
1000ULL,
|
|
10000ULL,
|
|
100000ULL,
|
|
1000000ULL,
|
|
10000000ULL,
|
|
100000000ULL,
|
|
1000000000ULL,
|
|
2147483646ULL,
|
|
static_cast<std::uint64_t>(INT32_MAX)
|
|
};
|
|
|
|
for (auto i : numbers)
|
|
{
|
|
|
|
CAPTURE(i)
|
|
|
|
json j =
|
|
{
|
|
{ "entry", i }
|
|
};
|
|
|
|
auto iu = i;
|
|
std::vector<uint8_t> expected_bson =
|
|
{
|
|
0x10u, 0x00u, 0x00u, 0x00u, // size (little endian)
|
|
0x10u, /// entry: int32
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
static_cast<uint8_t>((iu >> (8u * 0u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 1u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 2u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 3u)) & 0xffu),
|
|
0x00u // end marker
|
|
};
|
|
|
|
const auto bson = json::to_bson(j);
|
|
CHECK(bson == expected_bson);
|
|
|
|
auto j_roundtrip = json::from_bson(bson);
|
|
|
|
CHECK(j.at("entry").is_number_unsigned());
|
|
CHECK(j_roundtrip.at("entry").is_number_integer());
|
|
CHECK(j_roundtrip == j);
|
|
CHECK(json::from_bson(bson, true, false) == j);
|
|
|
|
}
|
|
}
|
|
|
|
SECTION("unsigned std::uint64_t: INT32_MAX+1 .. INT64_MAX")
|
|
{
|
|
std::vector<std::uint64_t> numbers
|
|
{
|
|
static_cast<std::uint64_t>(INT32_MAX) + 1,
|
|
4000000000ULL,
|
|
static_cast<std::uint64_t>(UINT32_MAX),
|
|
10000000000ULL,
|
|
100000000000ULL,
|
|
1000000000000ULL,
|
|
10000000000000ULL,
|
|
100000000000000ULL,
|
|
1000000000000000ULL,
|
|
10000000000000000ULL,
|
|
100000000000000000ULL,
|
|
1000000000000000000ULL,
|
|
static_cast<std::uint64_t>(INT64_MAX),
|
|
};
|
|
|
|
for (auto i : numbers)
|
|
{
|
|
|
|
CAPTURE(i)
|
|
|
|
json j =
|
|
{
|
|
{ "entry", i }
|
|
};
|
|
|
|
auto iu = i;
|
|
std::vector<uint8_t> expected_bson =
|
|
{
|
|
0x14u, 0x00u, 0x00u, 0x00u, // size (little endian)
|
|
0x12u, /// entry: int64
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
static_cast<uint8_t>((iu >> (8u * 0u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 1u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 2u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 3u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 4u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 5u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 6u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 7u)) & 0xffu),
|
|
0x00u // end marker
|
|
};
|
|
|
|
const auto bson = json::to_bson(j);
|
|
CHECK(bson == expected_bson);
|
|
|
|
auto j_roundtrip = json::from_bson(bson);
|
|
|
|
CHECK(j.at("entry").is_number_unsigned());
|
|
CHECK(j_roundtrip.at("entry").is_number_integer());
|
|
CHECK(j_roundtrip == j);
|
|
CHECK(json::from_bson(bson, true, false) == j);
|
|
}
|
|
}
|
|
|
|
SECTION("unsigned std::uint64_t: INT64_MAX+1 .. UINT64_MAX")
|
|
{
|
|
std::vector<std::uint64_t> numbers
|
|
{
|
|
static_cast<std::uint64_t>(INT64_MAX) + 1ULL,
|
|
10000000000000000000ULL,
|
|
18000000000000000000ULL,
|
|
UINT64_MAX - 1ULL,
|
|
UINT64_MAX,
|
|
};
|
|
|
|
for (auto i : numbers)
|
|
{
|
|
|
|
CAPTURE(i)
|
|
|
|
json j =
|
|
{
|
|
{ "entry", i }
|
|
};
|
|
|
|
auto iu = i;
|
|
std::vector<uint8_t> expected_bson =
|
|
{
|
|
0x14u, 0x00u, 0x00u, 0x00u, // size (little endian)
|
|
0x12u, /// entry: int64
|
|
'e', 'n', 't', 'r', 'y', '\x00',
|
|
static_cast<uint8_t>((iu >> (8u * 0u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 1u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 2u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 3u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 4u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 5u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 6u)) & 0xffu),
|
|
static_cast<uint8_t>((iu >> (8u * 7u)) & 0xffu),
|
|
0x00u // end marker
|
|
};
|
|
|
|
CHECK_THROWS_AS(json::to_bson(j), json::out_of_range&);
|
|
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.out_of_range.407] integer number " + std::to_string(i) + " cannot be represented by BSON as it does not fit int64");
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_CASE("BSON roundtrips", "[hide]")
|
|
{
|
|
SECTION("reference files")
|
|
{
|
|
for (std::string filename :
|
|
{
|
|
"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"
|
|
})
|
|
{
|
|
CAPTURE(filename)
|
|
|
|
SECTION(filename + ": std::vector<uint8_t>")
|
|
{
|
|
// parse JSON file
|
|
std::ifstream f_json(filename);
|
|
json j1 = json::parse(f_json);
|
|
|
|
// parse BSON file
|
|
std::ifstream f_bson(filename + ".bson", std::ios::binary);
|
|
std::vector<uint8_t> packed(
|
|
(std::istreambuf_iterator<char>(f_bson)),
|
|
std::istreambuf_iterator<char>());
|
|
json j2;
|
|
CHECK_NOTHROW(j2 = json::from_bson(packed));
|
|
|
|
// compare parsed JSON values
|
|
CHECK(j1 == j2);
|
|
}
|
|
|
|
SECTION(filename + ": std::ifstream")
|
|
{
|
|
// parse JSON file
|
|
std::ifstream f_json(filename);
|
|
json j1 = json::parse(f_json);
|
|
|
|
// parse BSON file
|
|
std::ifstream f_bson(filename + ".bson", std::ios::binary);
|
|
json j2;
|
|
CHECK_NOTHROW(j2 = json::from_bson(f_bson));
|
|
|
|
// compare parsed JSON values
|
|
CHECK(j1 == j2);
|
|
}
|
|
|
|
SECTION(filename + ": uint8_t* and size")
|
|
{
|
|
// parse JSON file
|
|
std::ifstream f_json(filename);
|
|
json j1 = json::parse(f_json);
|
|
|
|
// parse BSON file
|
|
std::ifstream f_bson(filename + ".bson", std::ios::binary);
|
|
std::vector<uint8_t> packed(
|
|
(std::istreambuf_iterator<char>(f_bson)),
|
|
std::istreambuf_iterator<char>());
|
|
json j2;
|
|
CHECK_NOTHROW(j2 = json::from_bson({packed.data(), packed.size()}));
|
|
|
|
// compare parsed JSON values
|
|
CHECK(j1 == j2);
|
|
}
|
|
|
|
SECTION(filename + ": output to output adapters")
|
|
{
|
|
// parse JSON file
|
|
std::ifstream f_json(filename);
|
|
json j1 = json::parse(f_json);
|
|
|
|
// parse BSON file
|
|
std::ifstream f_bson(filename + ".bson", std::ios::binary);
|
|
std::vector<uint8_t> packed(
|
|
(std::istreambuf_iterator<char>(f_bson)),
|
|
std::istreambuf_iterator<char>());
|
|
|
|
SECTION(filename + ": output adapters: std::vector<uint8_t>")
|
|
{
|
|
std::vector<uint8_t> vec;
|
|
json::to_bson(j1, vec);
|
|
|
|
if (vec != packed)
|
|
{
|
|
// the exact serializations may differ due to the order of
|
|
// object keys; in these cases, just compare whether both
|
|
// serializations create the same JSON value
|
|
CHECK(json::from_bson(vec) == json::from_bson(packed));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|