using Microsoft.Extensions.Logging;
using ZB.MOM.WW.CBDDC.Hosting.HostedServices;
using ZB.MOM.WW.CBDDC.Network;

namespace ZB.MOM.WW.CBDDC.Hosting.Tests;

public class HostedServicesTests
{
    /// <summary>
    /// Verifies that the TCP sync server hosted service starts and stops the server lifecycle.
    /// </summary>
    [Fact]
    public async Task TcpSyncServerHostedService_StartAndStop_CallsServerLifecycle()
    {
        var syncServer = Substitute.For<ISyncServer>();
        var logger = Substitute.For<ILogger<TcpSyncServerHostedService>>();
        var hostedService = new TcpSyncServerHostedService(syncServer, logger);

        await hostedService.StartAsync(CancellationToken.None);
        await hostedService.StopAsync(CancellationToken.None);

        await syncServer.Received(1).Start();
        await syncServer.Received(1).Stop();
    }

    /// <summary>
    /// Verifies that the discovery hosted service starts and stops the discovery lifecycle.
    /// </summary>
    [Fact]
    public async Task DiscoveryServiceHostedService_StartAndStop_CallsDiscoveryLifecycle()
    {
        var discoveryService = Substitute.For<IDiscoveryService>();
        var logger = Substitute.For<ILogger<DiscoveryServiceHostedService>>();
        var hostedService = new DiscoveryServiceHostedService(discoveryService, logger);

        await hostedService.StartAsync(CancellationToken.None);
        await hostedService.StopAsync(CancellationToken.None);

        await discoveryService.Received(1).Start();
        await discoveryService.Received(1).Stop();
    }
}