/// <summary>
/// Registers the state handler to be invoked when the specified event is applied.
/// </summary>
/// <typeparam name="TEvent">The type of the event to register the handler for.</typeparam>
/// <param name="handler">The handler.</param>
/// <exception cref="System.ArgumentNullException">Thrown when the <paramref name="handler"/> is null.</exception>
protected void Register <TEvent>(Action <TEvent> handler)
{
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
_router.ConfigureRoute(handler);
}
public void ConfigureRouteGenericHandlerCannotBeNull()
{
Assert.Throws <ArgumentNullException>(() => _sut.ConfigureRoute <object>(null));
}