forked from bblanchon/ArduinoJson
42 lines
1.1 KiB
C++
42 lines
1.1 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::allocVariant()") {
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DynamicMemoryPool memoryPool;
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SECTION("Returns different pointer") {
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VariantSlot* s1 = memoryPool.allocVariant();
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VariantSlot* s2 = memoryPool.allocVariant();
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REQUIRE(s1 != s2);
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}
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SECTION("Returns same pointer after freeSlot()") {
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VariantSlot* s1 = memoryPool.allocVariant();
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memoryPool.freeVariant(s1);
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VariantSlot* s2 = memoryPool.allocVariant();
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REQUIRE(s1 == s2);
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}
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SECTION("Returns aligned pointers") {
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// make room for two but not three
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// pass an uneven capacity
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DynamicMemoryPool pool(2 * sizeof(VariantSlot) + 1);
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REQUIRE(isAligned(pool.allocVariant()));
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REQUIRE(isAligned(pool.allocVariant()));
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REQUIRE(pool.blockCount() == 1);
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REQUIRE(isAligned(pool.allocVariant()));
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REQUIRE(isAligned(pool.allocVariant()));
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REQUIRE(pool.blockCount() == 2);
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}
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}
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