public void NoErrorIfThereAreNoVertices()
{
var entity = new Entity2D(Rectangle.One);
entity.Add(new OutlineColor(Color.Red));
Assert.DoesNotThrow(entity.OnDraw <DrawPolygon2DOutlines>);
}
public void AddNewComponent()
{
var entity = new Entity2D(Rectangle.Zero);
Assert.AreEqual(Rectangle.Zero, entity.DrawArea);
Assert.AreEqual(Color.White, entity.Color);
Assert.AreEqual(0, entity.NumberOfComponents);
entity.Add(Size.Zero);
Assert.AreEqual(1, entity.NumberOfComponents);
}
public void ApplyUpdateWithVelocity()
{
var entity2D = new Entity2D(new Rectangle(0, 0, 1, 1));
entity2D.Add(velocity);
entity2D.Start<Velocity2D.PositionUpdate>();
var originalPosition = entity2D.Center;
entity2D.Get<Velocity2D.Data>().Accelerate(2.0f, 90.0f);
AdvanceTimeAndUpdateEntities();
Assert.AreNotEqual(originalPosition, entity2D.Center);
}
public void ApplyUpdateWithVelocity()
{
var entity2D = new Entity2D(new Rectangle(0, 0, 1, 1));
entity2D.Add(velocity);
entity2D.Start <Velocity2D.PositionUpdate>();
var originalPosition = entity2D.Center;
entity2D.Get <Velocity2D.Data>().Accelerate(2.0f, 90.0f);
AdvanceTimeAndUpdateEntities();
Assert.AreNotEqual(originalPosition, entity2D.Center);
}
public static void AffixToPhysics(this Entity2D entity, PhysicsBody body)
{
entity.Add(body);
entity.Start <AffixToPhysics2D>();
}
private static void AddSimplePhysicsDataIfNeeded(Entity2D entity)
{
if (!entity.Contains<SimplePhysics.Data>())
entity.Add(new SimplePhysics.Data());
}
public void CannotAddTheSameTypeOfComponentTwice()
{
var entity = new Entity2D(Rectangle.Zero);
Assert.Throws <Entity.ComponentOfTheSameTypeAddedMoreThanOnce>(() => entity.Add(Rectangle.One));
}
public void NoErrorIfThereAreNoVertices()
{
var entity = new Entity2D(Rectangle.One);
entity.Add(new OutlineColor(Color.Red));
Assert.DoesNotThrow(entity.OnDraw<DrawPolygon2DOutlines>);
}