mirror of
https://github.com/bblanchon/ArduinoJson.git
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cc077c1b63
Because a slot id is smaller than a pointer, this change will ultimately allow reducing the slot size.
48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
// ArduinoJson - https://arduinojson.org
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// Copyright © 2014-2025, Benoit BLANCHON
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// MIT License
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#include <ArduinoJson/Memory/ResourceManager.hpp>
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#include <ArduinoJson/Strings/StringAdapters.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::saveStaticString() deduplicates strings") {
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SpyingAllocator spy;
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ResourceManager resources(&spy);
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auto str1 = "hello";
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auto str2 = "world";
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auto id1 = resources.saveStaticString(str1);
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auto id2 = resources.saveStaticString(str2);
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REQUIRE(id1 != id2);
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auto id3 = resources.saveStaticString(str1);
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REQUIRE(id1 == id3);
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resources.shrinkToFit();
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REQUIRE(spy.log() ==
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AllocatorLog{
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Allocate(sizeofStaticStringPool()),
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Reallocate(sizeofStaticStringPool(), sizeofStaticStringPool(2)),
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});
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REQUIRE(resources.overflowed() == false);
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}
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TEST_CASE("ResourceManager::saveStaticString() when allocation fails") {
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SpyingAllocator spy(FailingAllocator::instance());
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ResourceManager resources(&spy);
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auto slotId = resources.saveStaticString("hello");
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REQUIRE(slotId == NULL_SLOT);
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REQUIRE(resources.overflowed() == true);
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REQUIRE(spy.log() == AllocatorLog{
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AllocateFail(sizeofStaticStringPool()),
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});
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}
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