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44 lines
1.2 KiB
44 lines
1.2 KiB
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("JsonObject::memoryUsage()") {
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DynamicJsonDocument doc(4096);
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JsonObject obj = doc.to<JsonObject>();
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SECTION("return 0 if uninitialized") {
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JsonObject unitialized;
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REQUIRE(unitialized.memoryUsage() == 0);
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}
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SECTION("JSON_OBJECT_SIZE(0) for empty object") {
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REQUIRE(obj.memoryUsage() == JSON_OBJECT_SIZE(0));
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}
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SECTION("JSON_OBJECT_SIZE(1) after add") {
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obj["hello"] = 42;
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REQUIRE(obj.memoryUsage() == JSON_OBJECT_SIZE(1));
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}
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SECTION("includes the size of the key") {
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obj[std::string("hello")] = 42;
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REQUIRE(obj.memoryUsage() == JSON_OBJECT_SIZE(1) + 6);
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}
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SECTION("includes the size of the nested array") {
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JsonArray nested = obj.createNestedArray("nested");
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nested.add(42);
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REQUIRE(obj.memoryUsage() == JSON_OBJECT_SIZE(1) + JSON_ARRAY_SIZE(1));
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}
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SECTION("includes the size of the nested object") {
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JsonObject nested = obj.createNestedObject("nested");
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nested["hello"] = "world";
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REQUIRE(obj.memoryUsage() == 2 * JSON_OBJECT_SIZE(1));
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}
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}
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