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- // ArduinoJson - https://arduinojson.org
- // Copyright © 2014-2024, Benoit BLANCHON
- // MIT License
- #include <ArduinoJson.h>
- #include <stdint.h>
- #include <catch.hpp>
- #include "Literals.hpp"
- TEST_CASE("JsonVariantConst::as<T>()") {
- JsonDocument doc;
- JsonVariantConst var = doc.to<JsonVariant>();
- doc.set("hello");
- REQUIRE(var.as<bool>() == true);
- REQUIRE(var.as<long>() == 0L);
- REQUIRE(var.as<const char*>() == "hello"_s);
- REQUIRE(var.as<std::string>() == "hello"_s);
- }
- TEST_CASE("Invalid conversions") {
- using namespace ArduinoJson::detail;
- JsonVariantConst variant;
- CHECK(is_same<decltype(variant.as<int>()), int>::value);
- CHECK(is_same<decltype(variant.as<float>()), float>::value);
- CHECK(is_same<decltype(variant.as<JsonVariantConst>()),
- JsonVariantConst>::value);
- CHECK(
- is_same<decltype(variant.as<JsonObjectConst>()), JsonObjectConst>::value);
- CHECK(is_same<decltype(variant.as<JsonArrayConst>()), JsonArrayConst>::value);
- CHECK(is_same<decltype(variant.as<JsonVariant>()),
- InvalidConversion<JsonVariantConst, JsonVariant>>::value);
- CHECK(is_same<decltype(variant.as<JsonObject>()),
- InvalidConversion<JsonVariantConst, JsonObject>>::value);
- CHECK(is_same<decltype(variant.as<JsonArray>()),
- InvalidConversion<JsonVariantConst, JsonArray>>::value);
- }
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