using System.Reflection;
using AcDream.App.Rendering;
using AcDream.App.Net;
using AcDream.Core.Net;

namespace AcDream.App.Tests.Net;

public sealed class GameWindowLiveSessionOwnershipTests
{
    private const BindingFlags PrivateInstance =
        BindingFlags.Instance | BindingFlags.NonPublic;

    [Fact]
    public void GameWindowRetainsControllerAndFocusedHostButNoMirroredSession()
    {
        FieldInfo[] fields = typeof(GameWindow).GetFields(PrivateInstance);

        Assert.Contains(
            fields,
            field => field.Name == "_liveSessionController"
                && field.FieldType == typeof(LiveSessionController));
        Assert.Contains(
            fields,
            field => field.Name == "_liveSessionHost"
                && field.FieldType == typeof(LiveSessionHost));
        Assert.DoesNotContain(fields, field => field.Name == "_liveSession");
        Assert.DoesNotContain(fields, field => field.FieldType == typeof(WorldSession));
        Assert.DoesNotContain(fields, field => field.FieldType == typeof(LiveSessionResetPlan));
        Assert.DoesNotContain(fields, field => field.Name == "_liveSessionEvents");
        Assert.DoesNotContain(fields, field => field.Name == "_liveSessionCommands");
    }

    [Theory]
    [InlineData("TryStartLiveSession")]
    [InlineData("ClearInboundEntityState")]
    [InlineData("WireLiveSessionEvents")]
    [InlineData("DisposeLiveSessionRouting")]
    [InlineData("CreateLiveSessionBinding")]
    [InlineData("ApplyLiveSessionSelection")]
    [InlineData("ApplyLiveSessionEnteredWorld")]
    public void DisplacedLifecycleBodiesAreAbsent(string methodName)
    {
        Assert.Null(typeof(GameWindow).GetMethod(methodName, PrivateInstance));
    }
}