public void Can_Save_Load_Bid()
{
Assert.AreEqual(1, items.FindAll().Count);
Bid bid = new Bid(
new MonetaryAmount(200, "GBP"),
iMac,
tobin);
iMac.AddBid(bid);
Assert.AreEqual(1, iMac.Bids.Count);
Assert.AreEqual(1, items.FindAll().Count);
NHibernateHelper.Session.Save(bid);
NHibernateHelper.CommitTransaction();
NHibernateHelper.CloseSession();
//test that can load the bid "manually" and that
//the .Item and .Bidder associations are set
Bid loaded = NHibernateHelper.Session.Get<Bid>(bid.Id);
Assert.IsNotNull(loaded, "No loaded bid found");
Assert.IsTrue(iMac.Equals(loaded.Item),"Items not same");
Assert.AreEqual(iMac, loaded.Item);
Assert.IsTrue(tobin.Equals(loaded.Bidder), "Bidder not the same");
Assert.AreEqual(tobin, loaded.Bidder);
//test that we can reload the Item and that the Bids are restored also
Item reloaded = items.GetById(iMac.Id);
Assert.AreEqual(1, reloaded.Bids.Count);
Assert.AreEqual(bid, reloaded.Bids[0]);
}
/// <summary> Full constructor.</summary>
public Item(string name, string description, /*User seller, */double initialPrice, double reservePrice,
DateTime startDate, DateTime endDate, ISet categories, IList bids, Bid successfulBid)
{
this.name = name;
//this.seller = seller;
this.description = description;
/*
this.initialPrice = initialPrice;
this.reservePrice = reservePrice;
this.startDate = startDate;
this.endDate = endDate;
categorizedItems = categories;
this.bids = bids;
this.successfulBid = successfulBid;
state = ItemState.Draft;*/
}
/// <summary> Places a bid while checking business constraints.
/// This method may throw a BusinessException if one of the requirements
/// for the bid placement wasn't met, e.g. if the auction already ended.
/// </summary>
/// <param name="bidder">
/// </param>
/// <param name="bidAmount">
/// </param>
/// <param name="currentMaxBid"> the most valuable bid for this item
/// </param>
/// <param name="currentMinBid"> the least valuable bid for this item
/// </param>
/// <returns>
/// </returns>
public virtual Bid PlaceBid(User bidder, MonetaryAmount bidAmount, Bid currentMaxBid, Bid currentMinBid)
{
// Check highest bid (can also be a different Strategy (pattern))
if (currentMaxBid != null && currentMaxBid.Amount.CompareTo(bidAmount) > 0)
{
throw new BusinessException("Bid too low.");
}
// Auction is active
if (state != ItemState.Active)
{
throw new BusinessException("Auction is not active yet.");
}
// Auction still valid
if (EndDate < DateTime.Now)
{
throw new BusinessException("Can't place new bid, auction already ended.");
}
// Create new Bid
var newBid = new Bid(bidAmount, this, bidder);
// Place bid for this Item
AddBid(newBid);
return(newBid);
}
/// <summary> Full constructor.</summary>
public Item(string name, string description, /*User seller, */ double initialPrice, double reservePrice,
DateTime startDate, DateTime endDate, ISet categories, IList bids, Bid successfulBid)
{
this.name = name;
//this.seller = seller;
this.description = description;
/*
* this.initialPrice = initialPrice;
* this.reservePrice = reservePrice;
* this.startDate = startDate;
* this.endDate = endDate;
* categorizedItems = categories;
* this.bids = bids;
* this.successfulBid = successfulBid;
* state = ItemState.Draft;*/
}
// ********************** Business Methods ********************** //
/// <summary> Places a bid while checking business constraints.
/// This method may throw a BusinessException if one of the requirements
/// for the bid placement wasn't met, e.g. if the auction already ended.
/// </summary>
public virtual Bid PlaceBid( /*User bidder, */ double bidAmount, Bid currentMaxBid, Bid currentMinBid)
{
// Check highest bid (can also be a different Strategy (pattern))
if (currentMaxBid != null && currentMaxBid.Amount.CompareTo(bidAmount) > 0)
{
throw new BusinessException("Bid too low.");
}
/*
// Auction is active
if(state != ItemState.Active)
throw new BusinessException("Auction is not active yet.");
// Auction still valid
if(EndDate < DateTime.Now)
throw new BusinessException("Can't place new bid, auction already ended.");
*/
// Create new Bid
var newBid = new Bid(bidAmount, this /*, bidder*/);
// Place bid for this Item
AddBid(newBid);
return newBid;
}
/*public virtual void AddCategorizedItem(CategorizedItem catItem)
{
if(catItem == null)
throw new ArgumentException("Can't add a null CategorizedItem.");
CategorizedItems.Add(catItem);
}*/
public virtual void AddBid(Bid bid)
{
if (bid == null)
throw new ArgumentException("Can't add a null Bid.");
// Bids.Add(bid);
}
