public void Users_CanAssignControlScheme()
{
var user = new TestUser();
Assert.That(user.GetControlScheme(), Is.Null);
InputUser.Add(user);
user.AssignControlScheme("scheme");
Assert.That(user.GetControlScheme(), Is.EqualTo(new InputControlScheme("scheme")));
user.AssignControlScheme(null);
Assert.That(user.GetControlScheme(), Is.Null);
}