test_arenaallocator.cpp

// Description: Testing for ArenaAllocator
// DocumentationOf: arena_allocator.h

#include "test/test_init.h"
#include "pastel/sys/allocator/arena_allocator.h"

#include <vector>

TEST_CASE("Allocate (ArenaAllocator)")
{
    ArenaAllocator allocator;

    void* memory = allocator.allocate(1);
    unused(memory);

    allocator.clear();

    for (int i = 0;i < 5;++i)
    {
        allocator.allocate(1);
    }

    allocator.clear();

    for (int i = 0;i < 231;++i)
    {
        allocator.allocate(1);
    }

    allocator.clear();

    for (int i = 0;i < 2054;++i)
    {
        allocator.allocate(1);
    }

    allocator.clear();
}

TEST_CASE("Deallocate (ArenaAllocator)")
{
    ArenaAllocator allocator;
    std::vector<void*> memoryList;

    {
        void* memory = allocator.allocate(1);
        memoryList.push_back(memory);
    }

    allocator.clear();
    memoryList.clear();

    for (int i = 0;i < 5;++i)
    {
        void* memory = allocator.allocate(1);
        memoryList.push_back(memory);
    }

    allocator.clear();
    memoryList.clear();

    for (int i = 0;i < 231;++i)
    {
        void* memory = allocator.allocate(1);
        memoryList.push_back(memory);
    }

    allocator.clear();
    memoryList.clear();

    for (int i = 0;i < 2054;++i)
    {
        void* memory = allocator.allocate(1);
        memoryList.push_back(memory);
    }

    allocator.clear();
    memoryList.clear();
}

TEST_CASE("Large (ArenaAllocator)")
{
    std::vector<int*> memoryList;
    ArenaAllocator allocator;
    int Units = 100000;

    for (int i = 0;i < Units;++i)
    {

        memoryList.push_back((int*)allocator.allocate(sizeof(int)));
    }

    allocator.clear();
}