text: // ArduinoJson - arduinojson.org
  // Copyright Benoit Blanchon 2014-2020
  // MIT License
  
  #include <ArduinoJson.h>
  #include <catch.hpp>
  
  static void check(const JsonArray array, const char* expected_data,
                    size_t expected_len) {
    std::string expected(expected_data, expected_data + expected_len);
    std::string actual;
    size_t len = serializeMsgPack(array, actual);
    CAPTURE(array);
    REQUIRE(len == expected_len);
    REQUIRE(actual == expected);
  }
  
  template <size_t N>
  static void check(const JsonArray array, const char (&expected_data)[N]) {
    const size_t expected_len = N - 1;
    check(array, expected_data, expected_len);
  }
  
  static void check(const JsonArray array, const std::string& expected) {
    check(array, expected.data(), expected.length());
  }
  
  TEST_CASE("serialize MsgPack array") {
    DynamicJsonDocument doc(JSON_ARRAY_SIZE(65536));
    JsonArray array = doc.to<JsonArray>();
  
    SECTION("empty") {
      check(array, "\x90");
    }
  
    SECTION("fixarray") {
      array.add("hello");
      array.add("world");
  
      check(array, "\x92\xA5hello\xA5world");
    }
  
    SECTION("array 16") {
      for (int i = 0; i < 16; i++) array.add(i);
  
      check(array,
            "\xDC\x00\x10\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D"
            "\x0E\x0F");
    }
  
    SECTION("array 32") {
      const char* nil = 0;
      for (int i = 0; i < 65536; i++) array.add(nil);
  
      check(array,
            std::string("\xDD\x00\x01\x00\x00", 5) + std::string(65536, '\xc0'));
    }
  }
  