public void TestDoubleAdditionKeyComponents()
{
BaseSystem system = new EmptySystem();
system.AddKeyComponent<ComponentA>();
system.AddKeyComponent<ComponentA>();
Assert.AreEqual(1, system.KeyComponents.Count);
}
public void TestEmptyKeyComponents()
{
BaseSystem system = new EmptySystem();
Assert.AreEqual(0, system.KeyComponents.Count);
}