Files
nixie-clock/firmware/uniclock/lib/ArduinoJson/extras/tests/JsonVariant/memoryUsage.cpp
T
mangavalkandClaude Opus 5.5 b347f1c63f Import ESP_UniClock (upstream 1189810)
Vendored from https://github.com/gpeter62/ESP_UniClock: the sketch
source, the web UI and the libraries the ESP8266 build needs, unpacked
from the bundled zips. Adds a PlatformIO project for the ESP-12. The
source is unchanged; local changes follow as separate commits.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-25 20:48:04 +01:00

42 lines
1.1 KiB
C++

// ArduinoJson - https://arduinojson.org
// Copyright © 2014-2022, Benoit BLANCHON
// MIT License
#include <ArduinoJson.h>
#include <catch.hpp>
#include <string>
TEST_CASE("JsonVariant::memoryUsage()") {
DynamicJsonDocument doc(4096);
JsonVariant var = doc.to<JsonVariant>();
SECTION("returns 0 if uninitialized") {
JsonVariant unitialized;
REQUIRE(unitialized.memoryUsage() == 0);
}
SECTION("returns size of object") {
JsonObject obj = var.to<JsonObject>();
obj["hello"] = 42;
REQUIRE(var.memoryUsage() == JSON_OBJECT_SIZE(1));
}
SECTION("returns size of array") {
JsonArray arr = var.to<JsonArray>();
arr.add(42);
REQUIRE(var.memoryUsage() == JSON_ARRAY_SIZE(1));
}
SECTION("returns size of owned string") {
var.set(std::string("hello"));
REQUIRE(var.memoryUsage() == 6);
REQUIRE(var.memoryUsage() == doc.memoryUsage());
}
SECTION("returns size of owned raw") {
var.set(serialized(std::string("hello")));
REQUIRE(var.memoryUsage() == 6);
REQUIRE(var.memoryUsage() == doc.memoryUsage());
}
}