public async Task Should_generate_lot_id_with_year_and_sequence_number()
{
using (var store = NewDocumentStore())
{
// Arrange
using (var session = store.OpenAsyncSession())
{
var lots = new List<Lot>
{
new Lot {Id = "lots/2015/1"},
new Lot {Id = "lots/2015/2"},
new Lot {Id = "lots/2015/3"}
};
await SaveEntities(lots, session);
}
using (var session = store.OpenAsyncSession())
{
ILotsIdentityService lotsIdentityService = new LotsIdentityService(session);
// Act
const int year=2015;
var actual = await lotsIdentityService.GetNextId(year);
// Assert
actual.Should().Be("lots/2015/4");
}
}
}
public void GetNextId_should_throw_exception_if_no_year_is_provided()
{
using (var store = NewDocumentStore())
{
using (var session = store.OpenAsyncSession())
{
var lotsIdentityService = new LotsIdentityService(session);
const int year = 0;
Func<Task> act = async () => await lotsIdentityService.GetNextId(year);
act.ShouldThrow<ArgumentException>().WithMessage("Missing year");
}
}
}
public async Task GetNextId_should_generate_first_lot_id_if_no_lots_exist()
{
using (var store = NewDocumentStore())
{
using (var session = store.OpenAsyncSession())
{
ILotsIdentityService lotsIdentityService = new LotsIdentityService(session);
// Act
const int year = 2015;
var actual = await lotsIdentityService.GetNextId(year);
// Assert
actual.Should().Be("lots/2015/1");
}
}
}
