public void Should_CopeWithLateAttachedConnection()
{
var UnconnectedFlag = new DynamicFlag <int>(dispatcher.Object, "thing", Convert.ToInt32, 1337);
connection.Setup(m => m.GetWorkerFlag("thing")).Returns(new Improbable.Collections.Option <string>("100"));
Assert.AreEqual(1337, UnconnectedFlag.Value, "Flag has default value before connection");
UnconnectedFlag.AttachConnection(connection.Object);
Assert.AreEqual(100, UnconnectedFlag.Value, "Flag establises new value after connection");
UnconnectedFlag.DetachConnection(connection.Object);
Assert.AreEqual(100, UnconnectedFlag.Value, "Flags retain value after disconnection");
}
public void Should_TriggerCallbacks()
{
Action <FlagUpdateOp> callback = null;
int lastValue = 0;
dispatcher.Setup(m => m.OnFlagUpdate(It.IsAny <Action <FlagUpdateOp> >())).Callback <Action <FlagUpdateOp> >(cb => callback = cb);
bool updated = false;
var BasicFlag = new DynamicFlag <int>(dispatcher.Object, "thing", Convert.ToInt32, 1337);
connection.Setup(m => m.GetWorkerFlag("thing")).Returns(new Improbable.Collections.Option <string>("100"));
BasicFlag.OnChange((value) => { lastValue = value; updated = true; });
BasicFlag.AttachConnection(connection.Object);
Assert.AreEqual(lastValue, 100, "Updates on connection");
Assert.AreEqual(updated, true);
updated = false;
callback(new FlagUpdateOp {
Name = "thing", Value = "10"
});
Assert.AreEqual(lastValue, 10, "Updates on changes");
Assert.AreEqual(updated, true);
}