public void testAddBid()
{
var options = new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase(databaseName: "Add_bid_to_db")
.Options;
int price = 230;
string description = "This is how much you owe me";
var start = new DateTime(2017 / 01 / 12);
var end = new DateTime(2017 / 01 / 12);
Bid bid = new Bid();
bid.bidPrice = price;
bid.description = description;
bid.startDate = start;
bid.endDate = end;
using (ApplicationDbContext context = new ApplicationDbContext(options))
{
IBidRepository bidRepo = new BidRepository(context);
bidRepo.AddBid(bid);
bidRepo.Save();
}
// Use a separate instance of the context to verify correct data was saved to database
using (var context = new ApplicationDbContext(options))
{
IBidRepository bidRepo = new BidRepository(context);
var bidRecieved = bidRepo.GetBidByID(bid.bidId);
Assert.True(bidRecieved.bidPrice == price);
}
}
public void testDeleteBid()
{
var options = new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase(databaseName: "Delete_bid_from_db")
.Options;
int price = 230;
string description = "This is how much you owe me";
var start = new DateTime(2017 / 01 / 12);
var end = new DateTime(2017 / 01 / 12);
Bid bid = new Bid();
bid.bidPrice = price;
bid.description = description;
bid.startDate = start;
bid.endDate = end;
using (ApplicationDbContext context = new ApplicationDbContext(options))
{
IBidRepository bidRepo = new BidRepository(context);
bidRepo.AddBid(bid);
bidRepo.Save();
}
// Use a seperate instance of the context to verify correct data was saved to the db
using (var context = new ApplicationDbContext(options))
{
Assert.True(context.Bid.Count() == 1);
}
using (var context = new ApplicationDbContext(options))
{
IBidRepository bidRepo = new BidRepository(context);
bidRepo.DeleteBid(bid.bidId);
bidRepo.Save();
}
using (var context = new ApplicationDbContext(options))
{
Assert.True(context.Bid.Count() == 0);
}
}
public int PostBid(Guid auctionId, Guid userId)
{
using (var tx = new TransactionScope())
{
try
{
MarkExpiredAsCompleted();
var auction = _auctionRepository.GetById(auctionId);
if (auction.ExpiresAt <= DateTime.Now)
{
// aukcija se vec zavrsila
tx.Complete();
return(-1);
}
if (auction.UserId == userId)
{
// korisnik je vlasnik aukcije
tx.Complete();
return(-2);
}
var oldBid = _bidRepository.GetTopBidForAuction(auctionId);
if (oldBid != null && oldBid.UserId == userId)
{
// korisnik vec vodi na licitaciji
tx.Dispose();
return(-3);
}
var user = _userRepository.GetById(userId);
if ((user.TokenCount - (auction.Price)) < 0)
{
// korisnik nema dovoljno sredstava za licitiranje na datoj aukciji
tx.Dispose();
return(-4);
}
if (oldBid != null)
{
var oldUser = _userRepository.GetById(oldBid.UserId);
oldUser.TokenCount += oldBid.BidAmount;
_userRepository.Save(oldUser);
}
auction.Price++;
var bid = new Bid
{
Id = Guid.NewGuid(),
UserId = userId,
AuctionId = auctionId,
Timestamp = DateTime.Now,
BidAmount = auction.Price
};
_bidRepository.Save(bid);
_auctionRepository.Save(auction);
user.TokenCount -= auction.Price;
_userRepository.Save(user);
tx.Complete();
return(0);
}
catch
{
// doslo je do izuzetka, vracamo -5
tx.Dispose();
return(-5);
}
}
}
public void AddBidding(Paper paper, BidEnum bidenum, User user)
{
bidRepo.Save(new Bid(user, bidenum, paper));
}