public static void TestReduceHelper <Item, Score>(params IScorable <Item, Score>[] test)
{
IEnumerable <IScorable <Item, Score> > scorables = test;
IScorable <Item, Score> scorable;
var success = Scorable.TryReduce(ref scorables, out scorable);
var filtered = test.Where(Scorable.Keep).ToArray();
switch (filtered.Length)
{
case 0:
Assert.IsTrue(success);
Assert.IsInstanceOfType(scorable, typeof(NullScorable <Item, Score>));
break;
case 1:
Assert.IsTrue(success);
Assert.AreEqual(1, filtered.Length);
Assert.AreEqual(filtered[0], scorable);
break;
default:
Assert.IsFalse(success);
Assert.IsNull(scorable);
CollectionAssert.AreEqual(filtered, (ICollection)scorables);
break;
}
}
IScorable <Item, Score> IScorableFactory <Item, Score> .ScorableFor(IEnumerable <MethodInfo> methods)
{
var levels = from method in methods
// note, this is non-deterministic across executions, which seems lame
let defaultOrder = method.Name.GetHashCode()
let attributes = InheritedAttributes.For <ScorableGroupAttribute>(method)
let orders = attributes.Select(order => order.Order).DefaultIfEmpty(defaultOrder)
from order in orders
group method by order into g
orderby g.Key
select g;
var scorables = from level in levels
from factory in this.factories
let scorable = factory.ScorableFor(level)
where Scorable.Keep(scorable)
select scorable;
var winner = scorables.ToArray().Fold(this.comparer, this.onStage);
return(winner);
}
public async Task Calculate_Script_Scorable_As_Action()
{
var echo = Chain.PostToChain().Select(msg => $"echo: {msg.Text}").PostToUser().Loop();
var scorable = Scorable
.Bind((string expression, IBotData data, IDialogStack stack, IMessageActivity activity, CancellationToken token) =>
{
var dialog = new CalculatorDialog();
activity.Text = expression;
return(stack.InterruptAsync(dialog, activity, token));
}).When(new Regex(@".*calculate\s*(?<expression>.*)")).Normalize();
echo = echo.WithScorable(scorable);
using (var container = Build(Options.ResolveDialogFromContainer))
{
var builder = new ContainerBuilder();
builder
.RegisterInstance(echo)
.As <IDialog <object> >();
builder.Update(container);
await AssertScriptAsync(container,
"hello",
"echo: hello",
"calculate 2 + 3",
"5",
"world",
"echo: world",
"2 + 3",
"echo: 2 + 3",
"calculate 4 / 2",
"2"
);
}
}
