forked from bblanchon/ArduinoJson
Preallocate pool list
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57
extras/tests/ResourceManager/shrinkToFit.cpp
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57
extras/tests/ResourceManager/shrinkToFit.cpp
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// ArduinoJson - https://arduinojson.org
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// Copyright © 2014-2023, Benoit BLANCHON
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// MIT License
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#include <ArduinoJson/Memory/ResourceManager.hpp>
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#include <ArduinoJson/Memory/VariantPoolImpl.hpp>
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#include <catch.hpp>
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#include "Allocators.hpp"
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using namespace ArduinoJson::detail;
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TEST_CASE("ResourceManager::shrinkToFit()") {
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TimebombAllocator allocator(100);
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SpyingAllocator spyingAllocator(&allocator);
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ResourceManager resources(&spyingAllocator);
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SECTION("empty") {
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resources.shrinkToFit();
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REQUIRE(spyingAllocator.log() == AllocatorLog());
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}
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SECTION("only one pool") {
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resources.allocSlot();
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resources.shrinkToFit();
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REQUIRE(spyingAllocator.log() ==
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AllocatorLog() << AllocatorLog::Allocate(sizeofPool())
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<< AllocatorLog::Reallocate(sizeofPool(),
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sizeof(VariantSlot)));
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}
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SECTION("more pools than initial count") {
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for (size_t i = 0;
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i < ARDUINOJSON_POOL_CAPACITY * ARDUINOJSON_INITIAL_POOL_COUNT + 1;
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i++)
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resources.allocSlot();
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REQUIRE(spyingAllocator.log() ==
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AllocatorLog() << AllocatorLog::Allocate(sizeofPool()) *
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ARDUINOJSON_INITIAL_POOL_COUNT
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<< AllocatorLog::Allocate(sizeofPoolList(
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ARDUINOJSON_INITIAL_POOL_COUNT * 2))
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<< AllocatorLog::Allocate(sizeofPool()));
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spyingAllocator.clearLog();
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resources.shrinkToFit();
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REQUIRE(spyingAllocator.log() ==
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AllocatorLog()
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<< AllocatorLog::Reallocate(sizeofPool(), sizeof(VariantSlot))
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<< AllocatorLog::Reallocate(
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sizeofPoolList(ARDUINOJSON_INITIAL_POOL_COUNT * 2),
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sizeofPoolList(ARDUINOJSON_INITIAL_POOL_COUNT + 1)));
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}
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}
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