using System.Collections;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;

namespace AssetRipper.Tests;

internal sealed class RandomStructEnumerable<T> : IEnumerable<T> where T : unmanaged
{
	private byte[] Data { get; }
	public int Count { get; }

	public RandomStructEnumerable(int count)
	{
		Count = count;
		Data = new byte[Unsafe.SizeOf<T>()];
	}

	public IEnumerator<T> GetEnumerator()
	{
		for (int i = Count; i > 0; i--)
		{
			TestContext.CurrentContext.Random.NextBytes(Data);
			yield return MemoryMarshal.Read<T>(Data);
		}
	}

	IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
}