forked from bblanchon/ArduinoJson
57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
// ArduinoJson - arduinojson.org
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// Copyright Benoit Blanchon 2014-2018
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// MIT License
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#include <ArduinoJson/Memory/DynamicMemoryPool.hpp>
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#include <catch.hpp>
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using namespace ARDUINOJSON_NAMESPACE;
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TEST_CASE("DynamicMemoryPool::size()") {
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DynamicMemoryPool memoryPool;
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SECTION("Initial size is 0") {
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REQUIRE(0 == memoryPool.size());
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}
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SECTION("Increases after allocExpandableString()") {
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StringSlot* a = memoryPool.allocExpandableString();
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memoryPool.freezeString(a, 1);
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REQUIRE(memoryPool.size() == JSON_STRING_SIZE(1));
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StringSlot* b = memoryPool.allocExpandableString();
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memoryPool.freezeString(b, 1);
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REQUIRE(memoryPool.size() == 2 * JSON_STRING_SIZE(1));
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}
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SECTION("Increases after allocVariant()") {
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memoryPool.allocVariant();
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REQUIRE(sizeof(VariantSlot) == memoryPool.size());
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memoryPool.allocVariant();
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REQUIRE(2 * sizeof(VariantSlot) == memoryPool.size());
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}
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SECTION("Decreases after freeVariant()") {
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VariantSlot* a = memoryPool.allocVariant();
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VariantSlot* b = memoryPool.allocVariant();
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memoryPool.freeVariant(b);
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REQUIRE(sizeof(VariantSlot) == memoryPool.size());
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memoryPool.freeVariant(a);
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REQUIRE(0 == memoryPool.size());
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}
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SECTION("Decreases after freeString()") {
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StringSlot* a = memoryPool.allocFrozenString(5);
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StringSlot* b = memoryPool.allocFrozenString(6);
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memoryPool.freeString(b);
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REQUIRE(memoryPool.size() == JSON_STRING_SIZE(5));
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memoryPool.freeString(a);
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REQUIRE(memoryPool.size() == 0);
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}
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}
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