Tools/TestWebKitAPI/Tests/WTF/BumpPointerAllocator.cpp

/*
 * Copyright (C) 2019 Sony Interactive Entertainment Inc.
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#include "config.h"
#include <wtf/BumpPointerAllocator.h>

namespace TestWebKitAPI {

TEST(WTF_BumpPointerAllocator, AllocationWithOnlySmallerPoolsAvailable)
{
    WTF::BumpPointerAllocator allocator;
    WTF::BumpPointerPool* pool = allocator.startAllocator();

    pool = pool->ensureCapacity(0x2000);
    void* a = pool->alloc(0x2000);

    pool = pool->ensureCapacity(0x2000);
    void* b = pool->alloc(0x2000);

    pool = pool->dealloc(b);
    pool = pool->dealloc(a);

    pool = pool->ensureCapacity(0x5000);
    void* c = pool->alloc(0x5000);

    pool = pool->dealloc(c);

    allocator.stopAllocator();
}

} // namespace TestWebKitAPI