using GameHandler.DeathGame;
using GameModel;
using GameModel.Exceptions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GameHandler.UnitTests
{
    [TestFixture]
    internal class GameServiceTests
    {
        [Test]
        public void Start_InvalidStartStatusThrowInvalidGameStateExcpetion()
        {
            GameService service = new GameService();
            service.Start();
            Assert.That(() => service.Start(), Throws.TypeOf<InvalidGameStateExcpetion>());
        }

        [Test]
        public void Stop_InvalidStopStatusThrowInvalidGameStateExcpetion()
        {
            GameService service = new GameService();            
            Assert.That(() => service.Stop(), Throws.TypeOf<InvalidGameStateExcpetion>());
        }


        [Test]
        public void HandleThrow_NotPossibleBeforeStart()
        {
            GameService service = new GameService();            
            Assert.That(() => service.HandleThrow(null), Throws.TypeOf<InvalidGameStateExcpetion>());
        }

        [Test]
        public void HandleThrow_NotPossibleAfterStop()
        {
            GameService service = new GameService();
            service.Start();
            service.Stop();
            Assert.That(() => service.HandleThrow(null), Throws.TypeOf<InvalidGameStateExcpetion>());
        }

        [Test]
        public void HandleThrow_UpdatesTheBoardState()
        {
            GameService service = new GameService();
            var ts1 = service.Start(DeathGameHandler.GAMENAME_DEATHBOX);
            var bs1 = ts1.BoardState;

            var pinThrow = PinThrow.Create(1,PinPicture.Create(1,PinState.Down), false, false);
            var ts2 = service.HandleThrow(pinThrow);
            var bs2 = ts2.BoardState;

         
            Assert.That(bs2, Is.Not.EqualTo(bs1));
        }
    }
}