public unsafe void UnsafeList_TrimExcess()
{
var sizeOf = UnsafeUtility.SizeOf <int>();
var alignOf = UnsafeUtility.AlignOf <int>();
using (var list = new UnsafeList(sizeOf, alignOf, 32, Allocator.Persistent, NativeArrayOptions.ClearMemory))
{
var capacity = list.Capacity;
list.Add(1);
list.TrimExcess <int>();
Assert.AreEqual(1, list.Length);
Assert.AreEqual(1, list.Capacity);
list.RemoveAtSwapBack <int>(0);
Assert.AreEqual(list.Length, 0);
list.TrimExcess <int>();
Assert.AreEqual(list.Capacity, 0);
list.Add(1);
Assert.AreEqual(list.Length, 1);
Assert.AreNotEqual(list.Capacity, 0);
list.Clear();
}
}
public void UnsafeListT_Performance_Add()
{
const int numElements = 16 << 10;
var list = new UnsafeList <int>(1, Allocator.Persistent, NativeArrayOptions.ClearMemory);
Measure.Method(() =>
{
list.Length = 1;
list.TrimExcess();
for (int i = 0; i < numElements; ++i)
{
list.Add(i);
}
})
.WarmupCount(100)
.MeasurementCount(1000)
.Run();
list.Dispose();
}