example of Tribes.Tests

Test_AgingSystem.CS

using System.Collections.Generic;
using NUnit.Framework;
using Zenject;
using Entitas;

namespace UnitTestProject.EntitasSystems
{
    class Test_AgingSystem : ZenjectUnitTestFixture
    {
        [Inject] private Contexts _contexts;
        [Inject] private AgingSystem _agingSystem;

        [SetUp]
        public void install()
        {
            Container.Bind<Contexts>().FromNew().AsSingle();
            Container.Bind<AgingSystem>().AsSingle();

            Container.Inject(this);
        }

        [Test]
        public void Reactive_WithGameTime_Increse_AgeValue()
        {
            _contexts.game.SetIncresedHourCurrentTick(1);

            //arrange
            var entity = _contexts.game.CreateEntity();
            entity.AddAge(0);
            _agingSystem.IncreseAgePerhourRandomMin = 1;
            _agingSystem.IncreseAgePerhourRandomMax = 1;

            //action
            _agingSystem.Initialize();
            _agingSystem.Execute();
            //assert
            Assert.AreEqual(1, entity.age.Value);

            //reactive
            _contexts.game.ReplaceIncresedHourCurrentTick(1);
            _agingSystem.Execute();
            Assert.AreEqual(2, entity.age.Value);
        }

        //나이가 많아 죽음 상태인 엔티티는 성장시키지 않는다.
        [Test]
        public void Not_Ageing_If_Entity_HaveOldDeath()
        {
            _contexts.game.SetIncresedHourCurrentTick(1);

            //arrange
            var entity = _contexts.game.CreateEntity();
            entity.AddAge(0);
            entity.AddAgeState(AgeState.OldDeath);

            //action
            _contexts.game.ReplaceIncresedHourCurrentTick(1);
            _agingSystem.Execute();
            //assert
            Assert.AreEqual(0, entity.age.Value);
        }

        //나이가 많은 엔티티는 Destroying 태그를 붙인다.
        [Test]
        public void AddDestroyingTag_oldDeathEntity()
        {
            _contexts.game.SetIncresedHourCurrentTick(1);

            //arrange|
            var oldEntity = _contexts.game.CreateEntity();
            oldEntity.AddAge(0);
            oldEntity.AddAgeState(AgeState.OldDeath);


            //action
            _contexts.game.ReplaceIncresedHourCurrentTick(1);
            _agingSystem.Execute();

            //assert
            Assert.AreEqual(true, oldEntity.isDestroying);
        }

        [TestCase(0, 0)]
        [TestCase(2.5f, 2.5f)]
        [Test]
        public void IncreseAge_ByGameSpeed(float hourpassed, float expectedAge)
        {
            _contexts.game.SetIncresedHourCurrentTick(1);

            //arrange
            var entity = _contexts.game.CreateEntity();
            entity.AddAge(0);
            _agingSystem.IncreseAgePerhourRandomMin = 1;
            _agingSystem.IncreseAgePerhourRandomMax = 1;

            //action
            _contexts.game.ReplaceIncresedHourCurrentTick(hourpassed);
            _agingSystem.Initialize();
            _agingSystem.Execute();
            
            //assert
            Assert.AreEqual(expectedAge, entity.age.Value);
            
        }
    }
}