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Test: gather JsonDocument constructor and assignment tests

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This commit is contained in:
Benoit Blanchon
2023-04-01 19:10:35 +02:00
parent bcf1339e89
commit 0643c2e708
5 changed files with 164 additions and 195 deletions
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47
extras/tests/JsonDocument/garbageCollect.cpp Normal file
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// ArduinoJson - https://arduinojson.org
// Copyright © 2014-2023, Benoit BLANCHON
// MIT License
#include <ArduinoJson.h>
#include <stdlib.h> // malloc, free
#include <catch.hpp>
#include <utility>
#include "Allocators.hpp"
using ArduinoJson::detail::sizeofObject;
TEST_CASE("JsonDocument::garbageCollect()") {
SpyingAllocator spyingAllocator;
ControllableAllocator controllableAllocator;
JsonDocument doc(4096, &controllableAllocator);
SECTION("when allocation succeeds") {
deserializeJson(doc, "{\"blanket\":1,\"dancing\":2}");
REQUIRE(doc.capacity() == 4096);
REQUIRE(doc.memoryUsage() == sizeofObject(2) + 16);
doc.remove("blanket");
bool result = doc.garbageCollect();
REQUIRE(result == true);
REQUIRE(doc.memoryUsage() == sizeofObject(1) + 8);
REQUIRE(doc.capacity() == 4096);
REQUIRE(doc.as<std::string>() == "{\"dancing\":2}");
}
SECTION("when allocation fails") {
deserializeJson(doc, "{\"blanket\":1,\"dancing\":2}");
REQUIRE(doc.capacity() == 4096);
REQUIRE(doc.memoryUsage() == sizeofObject(2) + 16);
doc.remove("blanket");
controllableAllocator.disable();
bool result = doc.garbageCollect();
REQUIRE(result == false);
REQUIRE(doc.memoryUsage() == sizeofObject(2) + 16);
REQUIRE(doc.capacity() == 4096);
REQUIRE(doc.as<std::string>() == "{\"dancing\":2}");
}
}