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Replace ConverterNeedsWriteableRef with function_traits

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This commit is contained in:
Benoit Blanchon
2024-05-22 09:25:46 +02:00
parent 60f9f7eff6
commit 9e0c56acc3
11 changed files with 102 additions and 85 deletions
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21
extras/tests/JsonVariantConst/as.cpp
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@ -17,3 +17,24 @@ TEST_CASE("JsonVariantConst::as<T>()") {
REQUIRE(var.as<const char*>() == std::string("hello"));
REQUIRE(var.as<std::string>() == std::string("hello"));
}
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);
}