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40 lines
971 B
40 lines
971 B
3 years ago
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// ArduinoJson - https://arduinojson.org
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// Copyright Benoit Blanchon 2014-2021
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// MIT License
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#include <ArduinoJson.h>
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#include <catch.hpp>
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#include <string>
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TEST_CASE("JsonVariant::memoryUsage()") {
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DynamicJsonDocument doc(4096);
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JsonVariant var = doc.to<JsonVariant>();
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SECTION("returns 0 if uninitialized") {
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JsonVariant unitialized;
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REQUIRE(unitialized.memoryUsage() == 0);
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}
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SECTION("returns size of object") {
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JsonObject obj = var.to<JsonObject>();
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obj["hello"] = 42;
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REQUIRE(var.memoryUsage() == JSON_OBJECT_SIZE(1));
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}
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SECTION("returns size of array") {
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JsonArray arr = var.to<JsonArray>();
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arr.add(42);
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REQUIRE(var.memoryUsage() == JSON_ARRAY_SIZE(1));
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}
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SECTION("returns size of owned string") {
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var.set(std::string("hello"));
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REQUIRE(var.memoryUsage() == 6);
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}
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SECTION("returns size of owned raw") {
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var.set(serialized(std::string("hello")));
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REQUIRE(var.memoryUsage() == 5);
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}
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}
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