private AuctionSniper CreateFailedSniper()
{
var sniper = new AuctionSniper("bidder", 20);
sniper.Process(AuctionEvent.From("Some corrupted message"));
return(sniper);
}
private AuctionSniper CreateLosingSniper()
{
var sniper = new AuctionSniper("bidder", 20);
sniper.Process(AuctionEvent.Price(20, 5, "other bidder"));
return(sniper);
}
private AuctionSniper CreateWinningSniper()
{
var sniper = new AuctionSniper("bidder", 200);
sniper.Process(AuctionEvent.Price(1, 2, "bidder"));
return(sniper);
}
private AuctionSniper CreateBiddingSniper(string bidder = "some bidder")
{
var sniper = new AuctionSniper(bidder, 200);
sniper.Process(AuctionEvent.Price(1, 2, Guid.NewGuid().ToString()));
return(sniper);
}
public void Sniper_fails_when_auction_sends_unknown_event()
{
AuctionSniper sniper = CreateLosingSniper();
AuctionCommand command = sniper.Process(AuctionEvent.From("Some corrupted message"));
command.ShouldEqual(AuctionCommand.None());
sniper.StateShouldBe(SniperState.Failed, 0, 0);
}
public void Losing_sniper_loses_when_auction_closes()
{
AuctionSniper sniper = CreateLosingSniper();
AuctionCommand command = sniper.Process(AuctionEvent.Close());
command.ShouldEqual(AuctionCommand.None());
sniper.Snapshot.State.ShouldEqual(SniperState.Lost);
}
public void Sniper_is_losing_when_it_cannot_beat_last_bid()
{
var sniper = new AuctionSniper("bidder", 20);
AuctionCommand command = sniper.Process(AuctionEvent.Price(15, 10, "other bidder"));
command.ShouldEqual(AuctionCommand.None());
sniper.StateShouldBe(SniperState.Losing, 15, 0);
}
public void Bidding_sniper_is_winning_when_price_event_with_the_same_bidder_arrives()
{
AuctionSniper sniper = CreateBiddingSniper("bidder");
AuctionCommand command = sniper.Process(AuctionEvent.Price(3, 2, "bidder"));
command.ShouldEqual(AuctionCommand.None());
sniper.StateShouldBe(SniperState.Winning, 3, 3);
}
public void Bidding_sniper_loses_when_auction_closes()
{
AuctionSniper sniper = CreateBiddingSniper();
AuctionCommand command = sniper.Process(AuctionEvent.Close());
command.ShouldEqual(AuctionCommand.None());
sniper.StateShouldBe(SniperState.Lost, 1, 3);
}
public void Sniper_bids_when_price_event_with_a_different_bidder_arrives()
{
var sniper = new AuctionSniper("", 200);
AuctionCommand command = sniper.Process(AuctionEvent.Price(1, 2, "some bidder"));
command.ShouldEqual(AuctionCommand.Bid(3));
sniper.StateShouldBe(SniperState.Bidding, 1, 3);
}
public void Joining_sniper_loses_when_auction_closes()
{
var sniper = new AuctionSniper("", 200);
AuctionCommand command = sniper.Process(AuctionEvent.Close());
command.ShouldEqual(AuctionCommand.None());
sniper.StateShouldBe(SniperState.Lost, 0, 0);
}
public void Failed_sniper_does_not_react_on_further_messages()
{
AuctionSniper sniper = CreateFailedSniper();
AuctionCommand command = sniper.Process(AuctionEvent.Price(10, 5, "some bidder"));
command.ShouldEqual(AuctionCommand.None());
sniper.StateShouldBe(SniperState.Failed, 0, 0);
}
private void ChatMessageRecieved(string message)
{
AuctionEvent ev = AuctionEvent.From(message);
AuctionCommand command = _auctionSniper.Process(ev);
if (command != AuctionCommand.None())
{
_chat.SendMessage(command.ToString());
}
Notify(nameof(LastPrice));
Notify(nameof(LastBid));
Notify(nameof(State));
}