rei-json/tests/usage.cpp

#include "rei-json/json.h"
#include <catch2/catch_test_macros.hpp>
#include <print>
#include <string>
#include <utility>

TEST_CASE("Basic json") {
	auto objectJson = rei::json::JsonObject{};
	objectJson
		.set("keyPositiveNumber", 12)
		.set("keyNegativeNumber", -13)
		.set("keyBooleanTrue", true)
		.set("keyBooleanFalse", false)
		.set("keyString", "YEP")
		.set("keyEmptyString", "")
		.setNull("keyNull");

	rei::json::JsonObject obj{};
	obj.set("keyNumberOnObject", 42);

	rei::json::JsonArray array{};
	array.push(42);
	array.push("elemString");
	array.push("");
	array.push(true);
	array.push(false);
	array.pushNull();

	objectJson.set("keyObject", std::move(obj));
	objectJson.set("keyArray", std::move(array));

	REQUIRE(objectJson.getNumber("keyPositiveNumber") == 12);
	REQUIRE(objectJson["keyPositiveNumber"].asNumber() == 12);

	REQUIRE(objectJson.getNumber("keyNegativeNumber") == -13);
	REQUIRE(objectJson["keyNegativeNumber"].asNumber() == -13);

	REQUIRE(objectJson.getBool("keyBooleanTrue") == true);
	REQUIRE(objectJson["keyBooleanTrue"].asBool() == true);

	REQUIRE(objectJson.getBool("keyBooleanFalse") == false);
	REQUIRE(objectJson["keyBooleanFalse"].asBool() == false);

	REQUIRE(objectJson.getString("keyString") == "YEP");
	REQUIRE(objectJson["keyString"].asString() == "YEP");

	REQUIRE(objectJson.getString("keyEmptyString") == "");
	REQUIRE(objectJson["keyEmptyString"].asString() == "");

	REQUIRE(objectJson.getObject("keyObject").getNumber("keyNumberOnObject") == 42);
	REQUIRE(objectJson["keyObject"].asObject()["keyNumberOnObject"].asNumber() == 42);

	REQUIRE(objectJson.hasNull("keyNull") == true);
	REQUIRE(objectJson["keyNull"].isNull() == true);

	REQUIRE(objectJson.hasNull("keyPositiveNumber") == false);
	REQUIRE(objectJson["keyPositiveNumber"].isNull() == false);

	REQUIRE_THROWS(objectJson.getNumber("nonExistantKey"));
	REQUIRE_THROWS(objectJson["nonExistantKey"]);

	auto& arrayJson = objectJson.getArray("keyArray");


	REQUIRE(arrayJson.getNumber(0) == 42);
	REQUIRE(arrayJson[0].asNumber() == 42);

	REQUIRE(arrayJson.getString(1) == "elemString");
	REQUIRE(arrayJson[1].asString() == "elemString");

	REQUIRE(arrayJson.getString(2) == "");
	REQUIRE(arrayJson[2].asString() == "");

	REQUIRE(arrayJson.getBool(3) == true);
	REQUIRE(arrayJson[3].asBool() == true);

	REQUIRE(arrayJson.getBool(4) == false);
	REQUIRE(arrayJson[4].asBool() == false);

	REQUIRE(arrayJson.hasNull(5));
	REQUIRE(arrayJson[5].isNull() == true);

	REQUIRE_THROWS(arrayJson.getNumber(99));
	REQUIRE_THROWS(arrayJson[99].asNumber());

	objectJson.remove("keyString");
	REQUIRE_THROWS(objectJson.getString("keyString") == "YEP");

	arrayJson.remove(0);
	REQUIRE(arrayJson[0].isNumber() == false);
	REQUIRE(arrayJson[0].isString() == true);
	REQUIRE(arrayJson[0].asString() == "elemString");
}