public void AddingAndRemovingHandlerInTheSameFrameExecutesNoCode()
{
var entity = new MockEntity().Start<IncrementCounter>();
entity.Stop<IncrementCounter>();
entities.RunEntities();
Assert.IsFalse(entity.Contains<string>());
}
public void SelectingEntityHandlerProcessesEntitiesThatPassTheSelectionCriteria()
{
var entities = new MockEntitiesRunner(typeof(IncludeOnlyEntitiesWithPositiveFloats));
var first = new MockEntity().Start<IncludeOnlyEntitiesWithPositiveFloats>().Add(3.0f);
var excluded = new MockEntity().Start<IncludeOnlyEntitiesWithPositiveFloats>().Add(-1.0f);
var second = new MockEntity().Start<IncludeOnlyEntitiesWithPositiveFloats>().Add(2.0f);
entities.RunEntities();
var start = first.Get<int>();
Assert.IsFalse(excluded.Contains<int>());
Assert.AreEqual(start + 1, second.Get<int>());
}
public void AddAndRemoveComponent()
{
Assert.AreEqual(1, entities.NumberOfEntities);
var entity = new MockEntity().Add(new object());
Assert.AreEqual(2, entities.NumberOfEntities);
Assert.AreEqual(1, entity.NumberOfComponents);
Assert.IsNotNull(entity.Get<object>());
entity.Remove<object>();
Assert.AreEqual(0, entity.NumberOfComponents);
Assert.IsFalse(entity.Contains<object>());
Assert.Throws<ArgumentNullException>(() => new MockEntity().Add<object>(null));
}
public void RemovingHandlerWhenNeverAddedExecutesNoCode()
{
var entity = new MockEntity();
entities.RunEntities();
entity.Stop<IncrementCounter>();
entities.RunEntities();
Assert.IsFalse(entity.Contains<string>());
}