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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 "Allocators.hpp"
TEST_CASE("JsonVariant::clear()") {
SpyingAllocator spy;
JsonDocument doc(&spy);
JsonVariant var = doc.to<JsonVariant>();
SECTION("size goes back to zero") {
var.add(42);
var.clear();
REQUIRE(var.size() == 0);
}
SECTION("isNull() return true") {
var.add("hello");
var.clear();
REQUIRE(var.isNull() == true);
}
SECTION("releases owned string") {
var.set(std::string("hello"));
var.clear();
REQUIRE(spy.log() == AllocatorLog{
Allocate(sizeofString("hello")),
Deallocate(sizeofString("hello")),
});
}
}