using Opc.Ua;
using Shouldly;
using Xunit;
using ZB.MOM.WW.OtOpcUa.Client.Shared.Adapters;
using ZB.MOM.WW.OtOpcUa.Client.Shared.Models;

namespace ZB.MOM.WW.OtOpcUa.Client.Shared.Tests.Adapters;

/// <summary>Uses the real configuration factory so fake sessions cannot conceal SDK initialization failures.</summary>
public sealed class DefaultApplicationConfigurationFactoryTests
{
    [Theory]
    [InlineData(SecurityMode.None)]
    [InlineData(SecurityMode.SignAndEncrypt)]
    public async Task Real_configuration_initializes_its_certificate_manager(SecurityMode mode)
    {
        var root = Path.Combine(Path.GetTempPath(), $"otopcua-real-config-{Guid.NewGuid():N}");
        ApplicationConfiguration? config = null;
        try
        {
            config = await new DefaultApplicationConfigurationFactory().CreateAsync(new ConnectionSettings
            {
                EndpointUrl = "opc.tcp://localhost:4840",
                CertificateStorePath = root,
                SecurityMode = mode,
                AutoAcceptCertificates = false,
            }, TestContext.Current.CancellationToken);
            config.CertificateManager.ShouldNotBeNull();
            config.SecurityConfiguration.AutoAcceptUntrustedCertificates.ShouldBeFalse();
            if (mode != SecurityMode.None)
                Directory.EnumerateFiles(Path.Combine(root, "own"), "*", SearchOption.AllDirectories).ShouldNotBeEmpty();
        }
        finally
        {
            (config?.CertificateManager as IDisposable)?.Dispose();
            if (Directory.Exists(root)) Directory.Delete(root, recursive: true);
        }
    }
}