public void Renting_too_many_just_allocates()
{
const int middleSize = (ArrayPoolLimit + LargeBufferSize) / 2;
const int size = 1;
const int additional = 2;
LargerArrayPool pool = new LargerArrayPool(ArrayPoolLimit, LargeBufferSize, size, _thrower);
HashSet <byte[]> arrays = new HashSet <byte[]>();
// rent first size + additional
for (int i = 0; i < size + additional; i++)
{
arrays.Add(pool.Rent(middleSize));
}
// return all
foreach (byte[] bytes in arrays)
{
pool.Return(bytes);
}
// try to train it all
while (arrays.Remove(pool.Rent(middleSize)))
{
}
Assert.AreEqual(additional, arrays.Count);
}
public void Renting_bigger_uses_Larger_Pool()
{
const int middleSize = (ArrayPoolLimit + LargeBufferSize) / 2;
LargerArrayPool pool = new LargerArrayPool(ArrayPoolLimit, LargeBufferSize, 1, _thrower);
byte[] array1 = pool.Rent(middleSize);
pool.Return(array1);
byte[] array2 = pool.Rent(middleSize);
Assert.True(ReferenceEquals(array1, array2));
}
public void Renting_above_Large_Buffer_Size_just_allocates()
{
const int tooBig = LargeBufferSize + 1;
LargerArrayPool pool = new LargerArrayPool(ArrayPoolLimit, LargeBufferSize, 1, _thrower);
byte[] array1 = pool.Rent(tooBig);
pool.Return(array1);
byte[] array2 = pool.Rent(tooBig);
Assert.False(ReferenceEquals(array1, array2));
}
public void Renting_small_goes_to_Small_Buffer_Pool()
{
LargerArrayPool pool = new LargerArrayPool(ArrayPoolLimit, LargeBufferSize, 1, s_shared);
byte[] array = pool.Rent(ArrayPoolLimit);
try
{
Assert.AreEqual(s_shared._bytes, array);
}
finally
{
pool.Return(array);
}
}