up

src/__Libraries/__Tests/StellaOps.Cryptography.Tests/CryptoProviderRegistryTests.cs

@@ -79,6 +79,7 @@ public class CryptoProviderRegistryTests
     {
         private readonly Dictionary<string, FakeSigner> signers = new(StringComparer.Ordinal);
         private readonly HashSet<(CryptoCapability Capability, string Algorithm)> supported;
+        private readonly Dictionary<string, FakeHasher> hashers = new(StringComparer.Ordinal);
 
         public FakeCryptoProvider(string name)
         {
@@ -91,6 +92,10 @@ public class CryptoProviderRegistryTests
         public FakeCryptoProvider WithSupport(CryptoCapability capability, string algorithm)
         {
             supported.Add((capability, algorithm));
+            if (capability == CryptoCapability.ContentHashing && !hashers.ContainsKey(algorithm))
+            {
+                hashers[algorithm] = new FakeHasher(algorithm);
+            }
             return this;
         }
 
@@ -108,6 +113,16 @@ public class CryptoProviderRegistryTests
         public IPasswordHasher GetPasswordHasher(string algorithmId)
             => throw new NotSupportedException();
 
+        public ICryptoHasher GetHasher(string algorithmId)
+        {
+            if (!hashers.TryGetValue(algorithmId, out var hasher))
+            {
+                throw new InvalidOperationException($"Hasher '{algorithmId}' not registered.");
+            }
+
+            return hasher;
+        }
+
         public ICryptoSigner GetSigner(string algorithmId, CryptoKeyReference keyReference)
         {
             if (!signers.TryGetValue(keyReference.KeyId, out var signer))
@@ -169,4 +184,15 @@ public class CryptoProviderRegistryTests
             Use = JsonWebKeyUseNames.Sig
         };
     }
+
+    private sealed class FakeHasher : ICryptoHasher
+    {
+        public FakeHasher(string algorithmId) => AlgorithmId = algorithmId;
+
+        public string AlgorithmId { get; }
+
+        public byte[] ComputeHash(ReadOnlySpan<byte> data) => Array.Empty<byte>();
+
+        public string ComputeHashHex(ReadOnlySpan<byte> data) => Convert.ToHexStringLower(ComputeHash(data));
+    }
 }

src/__Libraries/__Tests/StellaOps.Cryptography.Tests/SmSoftCryptoProviderTests.cs

@@ -8,6 +8,7 @@ using Org.BouncyCastle.Crypto.Parameters;
 using Org.BouncyCastle.Crypto.Prng;
 using Org.BouncyCastle.Security;
 using Org.BouncyCastle.Asn1.Pkcs;
+using Org.BouncyCastle.Pkcs;
 using StellaOps.Cryptography;
 using StellaOps.Cryptography.Plugin.SmSoft;
 using Xunit;