public IHttpActionResult Post(PlaceOrderCommand cmd)
{
if (Guid.Empty.Equals(cmd.Id))
{
var response = new HttpResponseMessage(HttpStatusCode.Forbidden) {
Content = new StringContent("order information must be supplied in the POST body"),
ReasonPhrase = "Missing Order Id"
};
throw new HttpResponseException(response);
}
var command = new StartNewOrder(cmd.Id, cmd.ProductId, cmd.Quantity);
try
{
ServiceLocator.OrderCommands.Handle(command);
var link = new Uri(string.Format("http://localhost:8182/api/orders/{0}", command.Id));
return Created(link, command);
}
catch (ArgumentException argEx)
{
return BadRequest(argEx.Message);
}
}
public void Should_succeed_when_starting_a_new_order_with_a_valid_product_and_quantity()
{
var id = Guid.NewGuid();
var adminProducts = new FakeAdminProductView();
var productId = adminProducts.GetProducts().First().Id;
var command = new StartNewOrder(id, productId, 1);
var handler = new OrderCommandHandlers(repository, adminProducts);
handler.Handle(command);
var order = repository.GetById<Order>(id);
Assert.Equal(1, order.Quantity);
}
public void Should_fail_when_starting_a_new_order_and_product_quantity_is_zero()
{
var command = new StartNewOrder(Guid.NewGuid(), Guid.NewGuid(), 0);
var handler = new OrderCommandHandlers(null, new FakeAdminProductView());
Assert.Throws<ArgumentOutOfRangeException>(() => handler.Handle(command));
}
public void Should_fail_when_no_product_is_provided_and_a_new_order_is_started()
{
var command = new StartNewOrder(Guid.NewGuid(), Guid.Empty, 1);
var handler = new OrderCommandHandlers(null, new FakeAdminProductView());
Assert.Throws<ArgumentNullException>(() => handler.Handle(command));
}