public void IsNotExecutedForComponentOfNoInterest()
{
var target = new FakeComponent1System();
var world = new EntityWorld();
world.AddSystem(target);
var component = new FakeComponent2();
Entity entity = world.CreateEntity();
entity.AddComponent(component);
world.Update(TimeSpan.Zero);
Assert.False(component.Processed);
}
public void IsExecutedForTwoComponentsOfInterest()
{
var target = new FakeComponent1And2System();
var world = new EntityWorld();
world.AddSystem(target);
var component1 = new FakeComponent1();
var component2 = new FakeComponent2();
Entity entity = world.CreateEntity();
entity.AddComponent(component1);
entity.AddComponent(component2);
world.Update(TimeSpan.Zero);
Assert.True(component1.Processed);
Assert.True(component2.Processed);
}