using BumpCombat.Constants;
using BumpCombat.Defense.Comparison;
using NUnit.Framework;

namespace BumpCombat.Tests
{
    public sealed class Defense25DRunLayoutTests
    {
        [Test]
        public void SameSeedSelectsTheSameValidNonCentralHomeAndCreatesTwelveRoutesAndEighteenPads()
        {
            Defense25DBattlefieldDefinition battlefield = Defense25DBattlefieldDefinition.CreateDefault();

            Assert.That(battlefield.TryCreateLayout(7319, out Defense25DRunLayout first, out string firstError),
                Is.True, firstError);
            Assert.That(battlefield.TryCreateLayout(7319, out Defense25DRunLayout replay, out string replayError),
                Is.True, replayError);

            Assert.That(replay.HomePosition, Is.EqualTo(first.HomePosition));
            Assert.That(first.HomePosition, Is.Not.EqualTo(UnityEngine.Vector2.zero));
            Assert.That(first.RouteCount, Is.EqualTo(12));
            Assert.That(first.PadCount, Is.EqualTo(18));
            Assert.That(first.PlayerStart, Is.EqualTo(first.HomePosition + first.PlayerStartOffset));
        }

        [Test]
        public void LayoutFailsWhenNoHomeCandidateHasTheRequiredBranchClearance()
        {
            Defense25DBattlefieldDefinition battlefield = Defense25DBattlefieldDefinition.CreateDefault();
            battlefield.MinBranchClearance = 1000f;

            Assert.That(battlefield.TryCreateLayout(1, out _, out string error), Is.False);
            Assert.That(error, Is.Not.Empty);
        }
    }
}