using System.Security.Cryptography;

namespace StellaOps.Cryptography.Kms.Tests;

public sealed partial class CloudKmsClientTests
{
    private sealed class EcdsaFixture : IDisposable
    {
        private readonly ECDsa _ecdsa = ECDsa.Create(ECCurve.NamedCurves.nistP256);

        public ECParameters Parameters => _ecdsa.ExportParameters(true);

        public byte[] PublicSubjectInfo => _ecdsa.ExportSubjectPublicKeyInfo();

        public byte[] SignDigest(ReadOnlySpan<byte> digest) => _ecdsa.SignHash(digest.ToArray());

        public bool VerifyDigest(ReadOnlySpan<byte> digest, ReadOnlySpan<byte> signature)
            => _ecdsa.VerifyHash(digest.ToArray(), signature.ToArray());

        public void Dispose()
        {
            _ecdsa.Dispose();
        }
    }
}