public async Task Handle(StockReserveTaken msg, IMessageMetadata metadata = null)
{
using (var context = _contextFactory())
{
var skuStock = await context.SkuStocks.FindAsync(msg.SourceId);
if (skuStock == null)
{
throw new SkuStockEntryNotFoundException(msg.SourceId);
}
var reserve = await context.StockReserves.FindAsync(msg.SourceId, msg.ReserveId);
if (reserve == null)
{
throw new ReserveEntryNotFoundException(msg.SourceId);
}
var history = CreateHistory(skuStock, StockOperation.ReserveTaken, reserve.Quantity);
skuStock.ReservedQuantity -= reserve.Quantity;
skuStock.TotalQuantity -= reserve.Quantity;
skuStock.LastModified = msg.CreatedTime;
skuStock.CustomersReservationsTotal--;
FillNewQuantities(history, skuStock);
context.StockReserves.Remove(reserve);
context.StockHistory.Add(history);
await context.SaveChangesAsync();
}
}
public async Task Given_no_reserve_When_reserve_taken_projected_Then_error_occurs()
{
var stockId = Guid.NewGuid();
var stockCreatedEvent = new SkuStockCreated(stockId, Guid.NewGuid(), 1, TimeSpan.FromDays(2));
var reserveTaken = new StockReserveTaken(stockId, Guid.NewGuid());
await ProjectionBuilder.Handle(stockCreatedEvent);
await Assert.ThrowsAsync <ReserveEntryNotFoundException>(() => ProjectionBuilder.Handle(reserveTaken));
}
public SkuStock_reserve_taken_tests()// Given_sku_created_and_stock_added_and_stock_reserved_messages_When_projected()
{
var stockId = Guid.NewGuid();
_stockCreatedEvent = new SkuStockCreated(stockId, Guid.NewGuid(), 1, TimeSpan.FromDays(2));
_stockReservedEvent = new StockReserved(stockId, Guid.NewGuid(), DateTime.Now.AddDays(1), 7);
_stockReserveTakenEvent = new StockReserveTaken(stockId, _stockReservedEvent.ReserveId);
ProjectionBuilder.Handle(_stockCreatedEvent).Wait();
ProjectionBuilder.Handle(_stockReservedEvent).Wait();
ProjectionBuilder.Handle(_stockReserveTakenEvent).Wait();
}
public async Task Given_sku_created_and_stock_added_and_stock_reserved_messages_When_projected()
{
var stockId = Guid.NewGuid();
var stockCreatedEvent = new SkuStockCreated(stockId, Guid.NewGuid(), 1, TimeSpan.FromDays(2));
var stockReservedEvent = new StockReserved(stockId, Guid.NewGuid(), DateTime.Now.AddDays(1), 7);
var stockReserveTakenEvent = new StockReserveTaken(stockId, stockReservedEvent.ReserveId);
await ProjectionBuilder.Handle(stockCreatedEvent);
await ProjectionBuilder.Handle(stockReservedEvent);
await ProjectionBuilder.Handle(stockReserveTakenEvent);
await Assert.ThrowsAsync <ReserveEntryNotFoundException>(() => ProjectionBuilder.Handle(stockReserveTakenEvent));
}
public async Task Given_no_stock_When_reserve_taken_projected_Then_error_occurs()
{
var reserveTaken = new StockReserveTaken(Guid.NewGuid(), Guid.NewGuid());
await Assert.ThrowsAsync <SkuStockEntryNotFoundException>(() => ProjectionBuilder.Handle(reserveTaken));
}
