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50 lines
1.1 KiB
50 lines
1.1 KiB
// ArduinoJson - https://arduinojson.org
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// Copyright © 2014-2022, Benoit BLANCHON
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// MIT License
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#include <ArduinoJson/Memory/MemoryPool.hpp>
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#include <catch.hpp>
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using namespace ARDUINOJSON_NAMESPACE;
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TEST_CASE("MemoryPool::allocVariant()") {
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char buffer[4096];
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SECTION("Returns different pointer") {
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MemoryPool pool(buffer, sizeof(buffer));
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VariantSlot* s1 = pool.allocVariant();
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REQUIRE(s1 != 0);
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VariantSlot* s2 = pool.allocVariant();
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REQUIRE(s2 != 0);
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REQUIRE(s1 != s2);
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}
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SECTION("Returns aligned pointers") {
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MemoryPool pool(buffer, sizeof(buffer));
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REQUIRE(isAligned(pool.allocVariant()));
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REQUIRE(isAligned(pool.allocVariant()));
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}
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SECTION("Returns zero if capacity is 0") {
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MemoryPool pool(buffer, 0);
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REQUIRE(pool.allocVariant() == 0);
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}
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SECTION("Returns zero if buffer is null") {
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MemoryPool pool(0, sizeof(buffer));
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REQUIRE(pool.allocVariant() == 0);
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}
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SECTION("Returns zero if capacity is insufficient") {
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MemoryPool pool(buffer, sizeof(VariantSlot));
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pool.allocVariant();
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REQUIRE(pool.allocVariant() == 0);
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}
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}
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