public AuctionRunner(IMainRepository repository, TimeSpan checkInterval)
{
this.checkInterval = checkInterval;
this.timer = new Timer(this.Callback, null, Timeout.Infinite, Timeout.Infinite);
this.auctioneer = new Auctioneer(repository);
}
public void AuctionHasStartTimeInPast_AuctioneerRuns_AuctionIsRunning()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
Assert.IsFalse(auction.IsClosed);
Assert.IsTrue(auction.IsRunning);
}
public void AuctionStartedAndEndedInThePast_AuctioneerRuns_DoNotGetsStarted()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionStarted += (sender, args) => raisedArgs = args;
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-2), DateTime.UtcNow.AddHours(-1));
auction.IsRunning = false;
auction.IsClosed = true;
auctioneer.DoAllWork();
Assert.IsNull(raisedArgs);
Assert.IsTrue(auction.IsClosed);
Assert.IsFalse(auction.IsRunning);
}
public void Auction_BidIsBelowStartPrice_HasNoImpact()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow, DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
var bidder = new Member() { DisplayName = "Bidder1", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Auction = auction, Amount = auction.StartPrice - 10, Bidder = bidder });
auctioneer.DoAllWork();
Assert.AreEqual(1, auction.Bids.Count);
Assert.IsNull(auction.ActiveBid);
}
public void Bid_WhenDeclined_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
ProcessedBidEventArgs raisedArgs = null;
auctioneer.BidDeclined += (sender, args) => raisedArgs = args;
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 51, Auction = auction });
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.Bid);
}
public void Bid_WhenAccepted_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
ProcessedBidEventArgs raisedArgs = null;
auctioneer.BidAccepted += (sender, args) => raisedArgs = args;
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.Bid);
}
public void Auction_WhenStarted_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionStarted += (sender, args) => raisedArgs = args;
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.AreEqual(auction, raisedArgs.Auction);
}
public void Auction_WhenEnded_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionEnded += (sender, args) => raisedArgs = args;
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.IsSuccessful);
}
public void Auction_StartTimeHasArrived_AuctionGetsRunning()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
Assert.IsFalse(auction.IsRunning);
auctioneer.DoAllWork();
Assert.IsTrue(auction.IsRunning);
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.IsTrue(auction.IsClosed);
Assert.IsFalse(auction.IsRunning);
}
public void Auction_HasOneBidAndEnds_TheBidderShouldBeTheWinner()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 70, Auction = auction });
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.AreEqual(auction.Winner, bidder2);
}
public void Auction_HasNewerButLowerBid_HasNoImpact()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow, DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 51, Auction = auction });
auctioneer.DoAllWork();
Assert.AreEqual(2, auction.Bids.Count);
Assert.AreEqual(60, auction.CurrentPrice);
}
public void Auction_GetsOlderButHigherBid_FailsWithException()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow.AddMinutes(-10), Bidder = bidder2, Amount = 70, Auction = auction });
auctioneer.DoAllWork();
}