public void RemovesAndReturnsSystemForExistentType()
{
EntityWorld target = EmptyWorld();
var system = new FakeComponent1System();
target.AddSystem(system);
Assert.Equal(system, target.RemoveSystem<FakeComponent1System>());
Assert.Equal(0, target.GetSystems().Count);
}
public void ThrowsInvalidOperationForSystemInAnotherWorld()
{
EntityWorld target1 = EmptyWorld();
EntityWorld target2 = EmptyWorld();
var system = new FakeComponent1System();
target1.AddSystem(system);
Assert.Throws<InvalidOperationException>(() => target2.AddSystem(system));
}
public void RemovesAndReturnsSystemForExistentType()
{
EntityWorld target = EmptyWorld();
var system = new FakeComponent1System();
target.AddSystem(system);
Assert.Equal(system, target.RemoveSystem <FakeComponent1System>());
Assert.Empty(target.GetSystems());
}
public void ThrowsInvalidOperationForSystemInAnotherWorld()
{
EntityWorld target1 = EmptyWorld();
EntityWorld target2 = EmptyWorld();
var system = new FakeComponent1System();
target1.AddSystem(system);
Assert.Throws <InvalidOperationException>(() => target2.AddSystem(system));
}
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 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 IsNotExecutedForDrawSystemInUpdateLoop()
{
var target = new FakeComponent1System();
var world = new EntityWorld();
world.AddSystem(target);
var component = new FakeComponent1();
Entity entity = world.CreateEntity();
entity.AddComponent(component);
world.Draw();
Assert.False(component.Processed);
}
public void IsNotExecutedForDrawSystemInUpdateLoop()
{
var target = new FakeComponent1System();
var world = new EntityWorld();
world.AddSystem(target);
var component = new FakeComponent1();
Entity entity = world.CreateEntity();
entity.AddComponent(component);
world.Draw();
Assert.False(component.Processed);
}