Add 'json4cpp/' from commit '9a737481aed085fd289f82dff1fa8c3c66627a7e'

git-subtree-dir: json4cpp
git-subtree-mainline: 292baed7ac0cf84263263966ed32ed113cae857f
git-subtree-split: 9a737481aed085fd289f82dff1fa8c3c66627a7e

1 files changed, 211 insertions, 0 deletions

diff --git a/json4cpp/tests/src/unit-binary_formats.cpp b/json4cpp/tests/src/unit-binary_formats.cpp
new file mode 100644
index 0000000000..0c084b720a
--- /dev/null
+++ b/json4cpp/tests/src/unit-binary_formats.cpp
@@ -0,0 +1,211 @@
+//     __ _____ _____ _____
+//  __|  |   __|     |   | |  JSON for Modern C++ (supporting code)
+// |  |  |__   |  |  | | | |  version 3.12.0
+// |_____|_____|_____|_|___|  https://github.com/nlohmann/json
+//
+// SPDX-FileCopyrightText: 2013-2026 Niels Lohmann <https://nlohmann.me>
+// SPDX-License-Identifier: MIT
+
+#include "doctest_compatibility.h"
+
+#include <nlohmann/json.hpp>
+using nlohmann::json;
+
+#include <fstream>
+#include "make_test_data_available.hpp"
+
+TEST_CASE("Binary Formats" * doctest::skip())
+{
+    SECTION("canada.json")
+    {
+        const auto* filename = TEST_DATA_DIRECTORY "/nativejson-benchmark/canada.json";
+        const json j = json::parse(std::ifstream(filename));
+
+        const auto json_size = j.dump().size();
+        const auto bjdata_1_size = json::to_bjdata(j).size();
+        const auto bjdata_2_size = json::to_bjdata(j, true).size();
+        const auto bjdata_3_size = json::to_bjdata(j, true, true).size();
+        const auto bson_size = json::to_bson(j).size();
+        const auto cbor_size = json::to_cbor(j).size();
+        const auto msgpack_size = json::to_msgpack(j).size();
+        const auto ubjson_1_size = json::to_ubjson(j).size();
+        const auto ubjson_2_size = json::to_ubjson(j, true).size();
+        const auto ubjson_3_size = json::to_ubjson(j, true, true).size();
+
+        CHECK(json_size == 2090303);
+        CHECK(bjdata_1_size == 1112030);
+        CHECK(bjdata_2_size == 1224148);
+        CHECK(bjdata_3_size == 1224148);
+        CHECK(bson_size == 1794522);
+        CHECK(cbor_size == 1055552);
+        CHECK(msgpack_size == 1056145);
+        CHECK(ubjson_1_size == 1112030);
+        CHECK(ubjson_2_size == 1224148);
+        CHECK(ubjson_3_size == 1169069);
+
+        CHECK((100.0 * double(json_size) / double(json_size)) == Approx(100.0));
+        CHECK((100.0 * double(bjdata_1_size) / double(json_size)) == Approx(53.199));
+        CHECK((100.0 * double(bjdata_2_size) / double(json_size)) == Approx(58.563));
+        CHECK((100.0 * double(bjdata_3_size) / double(json_size)) == Approx(58.563));
+        CHECK((100.0 * double(bson_size) / double(json_size)) == Approx(85.849));
+        CHECK((100.0 * double(cbor_size) / double(json_size)) == Approx(50.497));
+        CHECK((100.0 * double(msgpack_size) / double(json_size)) == Approx(50.526));
+        CHECK((100.0 * double(ubjson_1_size) / double(json_size)) == Approx(53.199));
+        CHECK((100.0 * double(ubjson_2_size) / double(json_size)) == Approx(58.563));
+        CHECK((100.0 * double(ubjson_3_size) / double(json_size)) == Approx(55.928));
+    }
+
+    SECTION("twitter.json")
+    {
+        const auto* filename = TEST_DATA_DIRECTORY "/nativejson-benchmark/twitter.json";
+        const json j = json::parse(std::ifstream(filename));
+
+        const auto json_size = j.dump().size();
+        const auto bjdata_1_size = json::to_bjdata(j).size();
+        const auto bjdata_2_size = json::to_bjdata(j, true).size();
+        const auto bjdata_3_size = json::to_bjdata(j, true, true).size();
+        const auto bson_size = json::to_bson(j).size();
+        const auto cbor_size = json::to_cbor(j).size();
+        const auto msgpack_size = json::to_msgpack(j).size();
+        const auto ubjson_1_size = json::to_ubjson(j).size();
+        const auto ubjson_2_size = json::to_ubjson(j, true).size();
+        const auto ubjson_3_size = json::to_ubjson(j, true, true).size();
+
+        CHECK(json_size == 466906);
+        CHECK(bjdata_1_size == 425342);
+        CHECK(bjdata_2_size == 429970);
+        CHECK(bjdata_3_size == 429970);
+        CHECK(bson_size == 444568);
+        CHECK(cbor_size == 402814);
+        CHECK(msgpack_size == 401510);
+        CHECK(ubjson_1_size == 426160);
+        CHECK(ubjson_2_size == 430788);
+        CHECK(ubjson_3_size == 430798);
+
+        CHECK((100.0 * double(json_size) / double(json_size)) == Approx(100.0));
+        CHECK((100.0 * double(bjdata_1_size) / double(json_size)) == Approx(91.097));
+        CHECK((100.0 * double(bjdata_2_size) / double(json_size)) == Approx(92.089));
+        CHECK((100.0 * double(bjdata_3_size) / double(json_size)) == Approx(92.089));
+        CHECK((100.0 * double(bson_size) / double(json_size)) == Approx(95.215));
+        CHECK((100.0 * double(cbor_size) / double(json_size)) == Approx(86.273));
+        CHECK((100.0 * double(msgpack_size) / double(json_size)) == Approx(85.993));
+        CHECK((100.0 * double(ubjson_1_size) / double(json_size)) == Approx(91.273));
+        CHECK((100.0 * double(ubjson_2_size) / double(json_size)) == Approx(92.264));
+        CHECK((100.0 * double(ubjson_3_size) / double(json_size)) == Approx(92.266));
+    }
+
+    SECTION("citm_catalog.json")
+    {
+        const auto* filename = TEST_DATA_DIRECTORY "/nativejson-benchmark/citm_catalog.json";
+        const json j = json::parse(std::ifstream(filename));
+
+        const auto json_size = j.dump().size();
+        const auto bjdata_1_size = json::to_bjdata(j).size();
+        const auto bjdata_2_size = json::to_bjdata(j, true).size();
+        const auto bjdata_3_size = json::to_bjdata(j, true, true).size();
+        const auto bson_size = json::to_bson(j).size();
+        const auto cbor_size = json::to_cbor(j).size();
+        const auto msgpack_size = json::to_msgpack(j).size();
+        const auto ubjson_1_size = json::to_ubjson(j).size();
+        const auto ubjson_2_size = json::to_ubjson(j, true).size();
+        const auto ubjson_3_size = json::to_ubjson(j, true, true).size();
+
+        CHECK(json_size == 500299);
+        CHECK(bjdata_1_size == 390781);
+        CHECK(bjdata_2_size == 433557);
+        CHECK(bjdata_3_size == 432964);
+        CHECK(bson_size == 479430);
+        CHECK(cbor_size == 342373);
+        CHECK(msgpack_size == 342473);
+        CHECK(ubjson_1_size == 391463);
+        CHECK(ubjson_2_size == 434239);
+        CHECK(ubjson_3_size == 425073);
+
+        CHECK((100.0 * double(json_size) / double(json_size)) == Approx(100.0));
+        CHECK((100.0 * double(bjdata_1_size) / double(json_size)) == Approx(78.109));
+        CHECK((100.0 * double(bjdata_2_size) / double(json_size)) == Approx(86.659));
+        CHECK((100.0 * double(bjdata_3_size) / double(json_size)) == Approx(86.541));
+        CHECK((100.0 * double(bson_size) / double(json_size)) == Approx(95.828));
+        CHECK((100.0 * double(cbor_size) / double(json_size)) == Approx(68.433));
+        CHECK((100.0 * double(msgpack_size) / double(json_size)) == Approx(68.453));
+        CHECK((100.0 * double(ubjson_1_size) / double(json_size)) == Approx(78.245));
+        CHECK((100.0 * double(ubjson_2_size) / double(json_size)) == Approx(86.795));
+        CHECK((100.0 * double(ubjson_3_size) / double(json_size)) == Approx(84.963));
+    }
+
+    SECTION("jeopardy.json")
+    {
+        const auto* filename = TEST_DATA_DIRECTORY "/jeopardy/jeopardy.json";
+        json j = json::parse(std::ifstream(filename));
+
+        const auto json_size = j.dump().size();
+        const auto bjdata_1_size = json::to_bjdata(j).size();
+        const auto bjdata_2_size = json::to_bjdata(j, true).size();
+        const auto bjdata_3_size = json::to_bjdata(j, true, true).size();
+        const auto bson_size = json::to_bson({{"", j}}).size(); // wrap array in object for BSON
+        const auto cbor_size = json::to_cbor(j).size();
+        const auto msgpack_size = json::to_msgpack(j).size();
+        const auto ubjson_1_size = json::to_ubjson(j).size();
+        const auto ubjson_2_size = json::to_ubjson(j, true).size();
+        const auto ubjson_3_size = json::to_ubjson(j, true, true).size();
+
+        CHECK(json_size == 52508728);
+        CHECK(bjdata_1_size == 50710965);
+        CHECK(bjdata_2_size == 51144830);
+        CHECK(bjdata_3_size == 51144830);
+        CHECK(bson_size == 56008520);
+        CHECK(cbor_size == 46187320);
+        CHECK(msgpack_size == 46158575);
+        CHECK(ubjson_1_size == 50710965);
+        CHECK(ubjson_2_size == 51144830);
+        CHECK(ubjson_3_size == 49861422);
+
+        CHECK((100.0 * double(json_size) / double(json_size)) == Approx(100.0));
+        CHECK((100.0 * double(bjdata_1_size) / double(json_size)) == Approx(96.576));
+        CHECK((100.0 * double(bjdata_2_size) / double(json_size)) == Approx(97.402));
+        CHECK((100.0 * double(bjdata_3_size) / double(json_size)) == Approx(97.402));
+        CHECK((100.0 * double(bson_size) / double(json_size)) == Approx(106.665));
+        CHECK((100.0 * double(cbor_size) / double(json_size)) == Approx(87.961));
+        CHECK((100.0 * double(msgpack_size) / double(json_size)) == Approx(87.906));
+        CHECK((100.0 * double(ubjson_1_size) / double(json_size)) == Approx(96.576));
+        CHECK((100.0 * double(ubjson_2_size) / double(json_size)) == Approx(97.402));
+        CHECK((100.0 * double(ubjson_3_size) / double(json_size)) == Approx(94.958));
+    }
+
+    SECTION("sample.json")
+    {
+        const auto* filename = TEST_DATA_DIRECTORY "/json_testsuite/sample.json";
+        const json j = json::parse(std::ifstream(filename));
+
+        const auto json_size = j.dump().size();
+        const auto bjdata_1_size = json::to_bjdata(j).size();
+        const auto bjdata_2_size = json::to_bjdata(j, true).size();
+        const auto bjdata_3_size = json::to_bjdata(j, true, true).size();
+        // BSON cannot process the file as it contains code point  U+0000
+        const auto cbor_size = json::to_cbor(j).size();
+        const auto msgpack_size = json::to_msgpack(j).size();
+        const auto ubjson_1_size = json::to_ubjson(j).size();
+        const auto ubjson_2_size = json::to_ubjson(j, true).size();
+        const auto ubjson_3_size = json::to_ubjson(j, true, true).size();
+
+        CHECK(json_size == 168677);
+        CHECK(bjdata_1_size == 148695);
+        CHECK(bjdata_2_size == 150569);
+        CHECK(bjdata_3_size == 150569);
+        CHECK(cbor_size == 147095);
+        CHECK(msgpack_size == 147017);
+        CHECK(ubjson_1_size == 148695);
+        CHECK(ubjson_2_size == 150569);
+        CHECK(ubjson_3_size == 150883);
+
+        CHECK((100.0 * double(json_size) / double(json_size)) == Approx(100.0));
+        CHECK((100.0 * double(bjdata_1_size) / double(json_size)) == Approx(88.153));
+        CHECK((100.0 * double(bjdata_2_size) / double(json_size)) == Approx(89.264));
+        CHECK((100.0 * double(bjdata_3_size) / double(json_size)) == Approx(89.264));
+        CHECK((100.0 * double(cbor_size) / double(json_size)) == Approx(87.205));
+        CHECK((100.0 * double(msgpack_size) / double(json_size)) == Approx(87.158));
+        CHECK((100.0 * double(ubjson_1_size) / double(json_size)) == Approx(88.153));
+        CHECK((100.0 * double(ubjson_2_size) / double(json_size)) == Approx(89.264));
+        CHECK((100.0 * double(ubjson_3_size) / double(json_size)) == Approx(89.450));
+    }
+}