//     __ _____ _____ _____
//  __|  |   __|     |   | |  JSON for Modern C++ (supporting code)
// |  |  |__   |  |  | | | |  version 3.11.3
// |_____|_____|_____|_|___|  https://github.com/nlohmann/json
//
// SPDX-FileCopyrightText: 2013-2023 Niels Lohmann <https://nlohmann.me>
// SPDX-License-Identifier: MIT

#include "doctest_compatibility.h"

#include <azure/core/internal/json/json.hpp>
using Azure::Core::Json::_internal::json;

TEST_CASE("pointer access")
{
  SECTION("pointer access to object_t")
  {
    using test_type = json::object_t;
    json value = {{"one", 1}, {"two", 2}};

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<json::object_t*>() != nullptr);
    CHECK(value.get_ptr<json::array_t*>() == nullptr);
    CHECK(value.get_ptr<json::string_t*>() == nullptr);
    CHECK(value.get_ptr<json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const object_t")
  {
    using test_type = const json::object_t;
    const json value = {{"one", 1}, {"two", 2}};

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() != nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to array_t")
  {
    using test_type = json::array_t;
    json value = {1, 2, 3, 4};

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<json::object_t*>() == nullptr);
    CHECK(value.get_ptr<json::array_t*>() != nullptr);
    CHECK(value.get_ptr<json::string_t*>() == nullptr);
    CHECK(value.get_ptr<json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const array_t")
  {
    using test_type = const json::array_t;
    const json value = {1, 2, 3, 4};

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() != nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to string_t")
  {
    using test_type = json::string_t;
    json value = "hello";

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<json::object_t*>() == nullptr);
    CHECK(value.get_ptr<json::array_t*>() == nullptr);
    CHECK(value.get_ptr<json::string_t*>() != nullptr);
    CHECK(value.get_ptr<json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const string_t")
  {
    using test_type = const json::string_t;
    const json value = "hello";

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() != nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to boolean_t")
  {
    using test_type = json::boolean_t;
    json value = false;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<json::object_t*>() == nullptr);
    CHECK(value.get_ptr<json::array_t*>() == nullptr);
    CHECK(value.get_ptr<json::string_t*>() == nullptr);
    CHECK(value.get_ptr<json::boolean_t*>() != nullptr);
    CHECK(value.get_ptr<json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const boolean_t")
  {
    using test_type = const json::boolean_t;
    const json value = false;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    // CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() != nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to number_integer_t")
  {
    using test_type = json::number_integer_t;
    json value = 23;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<json::object_t*>() == nullptr);
    CHECK(value.get_ptr<json::array_t*>() == nullptr);
    CHECK(value.get_ptr<json::string_t*>() == nullptr);
    CHECK(value.get_ptr<json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_integer_t*>() != nullptr);
    CHECK(value.get_ptr<json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const number_integer_t")
  {
    using test_type = const json::number_integer_t;
    const json value = 23;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() != nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to number_unsigned_t")
  {
    using test_type = json::number_unsigned_t;
    json value = 23u;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<json::object_t*>() == nullptr);
    CHECK(value.get_ptr<json::array_t*>() == nullptr);
    CHECK(value.get_ptr<json::string_t*>() == nullptr);
    CHECK(value.get_ptr<json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_integer_t*>() != nullptr);
    CHECK(value.get_ptr<json::number_unsigned_t*>() != nullptr);
    CHECK(value.get_ptr<json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const number_unsigned_t")
  {
    using test_type = const json::number_unsigned_t;
    const json value = 23u;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() != nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() != nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to number_float_t")
  {
    using test_type = json::number_float_t;
    json value = 42.23;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == Approx(value.get<test_type>()));

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == Approx(value.get<test_type>()));

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == Approx(value.get<test_type>()));

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<json::object_t*>() == nullptr);
    CHECK(value.get_ptr<json::array_t*>() == nullptr);
    CHECK(value.get_ptr<json::string_t*>() == nullptr);
    CHECK(value.get_ptr<json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<json::number_float_t*>() != nullptr);
    CHECK(value.get_ptr<json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const number_float_t")
  {
    using test_type = const json::number_float_t;
    const json value = 42.23;

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == Approx(value.get<test_type>()));

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == Approx(value.get<test_type>()));

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == Approx(value.get<test_type>()));

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() != nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() == nullptr);
  }

  SECTION("pointer access to const binary_t")
  {
    using test_type = const json::binary_t;
    const json value = json::binary({1, 2, 3});

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() != nullptr);
  }

  SECTION("pointer access to const binary_t")
  {
    using test_type = const json::binary_t;
    const json value = json::binary({});

    // check if pointers are returned correctly
    test_type* p1 = value.get_ptr<test_type*>();
    CHECK(p1 == value.get_ptr<test_type*>());
    CHECK(*p1 == value.get<test_type>());

    const test_type* p2 = value.get_ptr<const test_type*>();
    CHECK(p2 == value.get_ptr<const test_type*>());
    CHECK(*p2 == value.get<test_type>());

    const test_type* const p3 = value.get_ptr<const test_type* const>();
    CHECK(p3 == value.get_ptr<const test_type* const>());
    CHECK(*p3 == value.get<test_type>());

    // check if null pointers are returned correctly
    CHECK(value.get_ptr<const json::object_t*>() == nullptr);
    CHECK(value.get_ptr<const json::array_t*>() == nullptr);
    CHECK(value.get_ptr<const json::string_t*>() == nullptr);
    CHECK(value.get_ptr<const json::boolean_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_integer_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_unsigned_t*>() == nullptr);
    CHECK(value.get_ptr<const json::number_float_t*>() == nullptr);
    CHECK(value.get_ptr<const json::binary_t*>() != nullptr);
  }
}
