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ArduinoJson/extras/tests/JsonArray/clear.cpp

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2021-06-26 11:23:40 +02:00
// ArduinoJson - https://arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License
#include <ArduinoJson.h>
#include <catch.hpp>
TEST_CASE("JsonArray::clear()") {
SECTION("No-op on null JsonArray") {
JsonArray array;
array.clear();
REQUIRE(array.isNull() == true);
REQUIRE(array.size() == 0);
}
SECTION("Removes all elements") {
StaticJsonDocument<64> doc;
JsonArray array = doc.to<JsonArray>();
array.add(1);
array.add(2);
array.clear();
REQUIRE(array.size() == 0);
REQUIRE(array.isNull() == false);
}
}