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// ArduinoJson - https://arduinojson.org
// Copyright © 2014-2024, Benoit BLANCHON
// MIT License
#include <ArduinoJson.h>
#include <catch.hpp>
TEST_CASE("JsonObject::containsKey()") {
JsonDocument doc;
JsonObject obj = doc.to<JsonObject>();
obj["hello"] = 42;
SECTION("returns true only if key is present") {
REQUIRE(false == obj.containsKey("world"));
REQUIRE(true == obj.containsKey("hello"));
}
SECTION("returns false after remove()") {
obj.remove("hello");
REQUIRE(false == obj.containsKey("hello"));
}
#ifdef HAS_VARIABLE_LENGTH_ARRAY
SECTION("key is a VLA") {
size_t i = 16;
char vla[i];
strcpy(vla, "hello");
REQUIRE(true == obj.containsKey(vla));
}
#endif
}