Files
ArduinoJson/extras/tests/JsonVariant/clear.cpp
2020-01-09 15:48:38 +01:00

27 lines
493 B
C++

// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2020
// MIT License
#include <ArduinoJson.h>
#include <stdint.h>
#include <catch.hpp>
TEST_CASE("JsonVariant::clear()") {
DynamicJsonDocument doc(4096);
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);
}
}