Implement jwks endpoint and add test for it.

This also let to some improvements/cleanups of the other tests and fixtures.

IdentityShroud.Core.Tests/Fixtures/DbFixture.cs

@@ -8,23 +8,13 @@ namespace IdentityShroud.Core.Tests.Fixtures;
 
 public class DbFixture : IAsyncLifetime
 {
-    private readonly IContainer _postgresqlServer;
-
-    private string ConnectionString =>
-                        $"Host={_postgresqlServer.Hostname};" +
-                        $"Port={DbPort};" +
-                        $"Username={Username};Password={Password}";
-
-    private string Username => "postgres";
-    private string Password => "password";
-    private string DbHostname => _postgresqlServer.Hostname;
-    private int DbPort => _postgresqlServer.GetMappedPublicPort(PostgreSqlBuilder.PostgreSqlPort);
+    private readonly PostgreSqlContainer _postgresqlServer;
 
     public Db CreateDbContext(string dbName = "testdb")
     {
         var db = new Db(Options.Create<DbConfiguration>(new()
         {
-            ConnectionString = ConnectionString + ";Database=" + dbName,
+            ConnectionString = _postgresqlServer.GetConnectionString(),
             LogSensitiveData = false,
         }), new NullLoggerFactory());
         return db;
@@ -33,8 +23,7 @@ public class DbFixture : IAsyncLifetime
     public DbFixture()
     {
         _postgresqlServer = new PostgreSqlBuilder("postgres:18.1")
-            .WithName("KMS-Test-Infra-" + Guid.NewGuid().ToString("D"))
-            .WithPassword(Password)
+            .WithName("is-dbfixture-" + Guid.NewGuid().ToString("D"))
             .Build();
     }
 
@@ -50,7 +39,7 @@ public class DbFixture : IAsyncLifetime
 
     public NpgsqlConnection GetConnection(string dbname)
     {
-        string connString = ConnectionString
+        string connString = _postgresqlServer.GetConnectionString()
             + $";Database={dbname}";
         var connection = new NpgsqlConnection(connString);
         connection.Open();

IdentityShroud.Core.Tests/IdentityShroud.Core.Tests.csproj

@@ -25,6 +25,7 @@
     </ItemGroup>
 
     <ItemGroup>
+      <ProjectReference Include="..\IdentityShroud.Api\IdentityShroud.Api.csproj" />
       <ProjectReference Include="..\IdentityShroud.Core\IdentityShroud.Core.csproj" />
       <ProjectReference Include="..\IdentityShroud.TestUtils\IdentityShroud.TestUtils.csproj" />
     </ItemGroup>

IdentityShroud.Core.Tests/Services/RealmServiceTests.cs

@@ -1,8 +1,7 @@
-using FluentResults;
 using IdentityShroud.Core.Contracts;
 using IdentityShroud.Core.Services;
 using IdentityShroud.Core.Tests.Fixtures;
-using IdentityShroud.Core.Tests.Substitutes;
+using IdentityShroud.TestUtils.Substitutes;
 using Microsoft.EntityFrameworkCore;
 
 namespace IdentityShroud.Core.Tests.Services;

IdentityShroud.Core.Tests/Substitutes/EncryptionServiceSubstitute.cs

@@ -1,18 +0,0 @@
-using IdentityShroud.Core.Contracts;
-
-namespace IdentityShroud.Core.Tests.Substitutes;
-
-public static class EncryptionServiceSubstitute
-{
-    public static IEncryptionService CreatePassthrough()
-    {
-        var encryptionService = Substitute.For<IEncryptionService>();
-        encryptionService
-            .Encrypt(Arg.Any<byte[]>())
-            .Returns(x => x.ArgAt<byte[]>(0));
-        encryptionService
-            .Decrypt(Arg.Any<byte[]>())
-            .Returns(x => x.ArgAt<byte[]>(0));
-        return encryptionService;
-    }
-}

IdentityShroud.Core.Tests/UnitTest1.cs

@@ -95,14 +95,5 @@ public static class RsaKeyLoader
         string pemContent = System.IO.File.ReadAllText(filePath);
         return LoadFromPem(pemContent);
     }
-    
-    /// <summary>
-    /// Load RSA private key from PKCS#8 format
-    /// </summary>
-    public static RSA LoadFromPkcs8(byte[] pkcs8Key)
-    {
-        var rsa = RSA.Create();
-        rsa.ImportPkcs8PrivateKey(pkcs8Key, out _);
-        return rsa;
-    }
+   
 }