func (repo *DbOrderRepo) FindById(id int) domain.Order {
row := repo.dbHandler.Query(fmt.Sprintf("SELECT customer_id FROM orders WHERE id = '%d' LIMIT 1", id))
var customerId int
row.Next()
row.Scan(&customerId)
customerRepo := NewDbCustomerRepo(repo.dbHandlers)
order := domain.Order{Id: id, Customer: customerRepo.FindById(customerId)}
var itemId int
itemRepo := NewDbItemRepo(repo.dbHandlers)
row = repo.dbHandler.Query(fmt.Sprintf("SELECT item_id FROM items2orders WHERE order_id = '%d'", order.Id))
for row.Next() {
row.Scan(&itemId)
order.Add(itemRepo.FindById(itemId))
}
return order
}
func Test_OrderRepository(t *testing.T) {
dbHandler := infrastructure.NewSqliteHandler("/var/tmp/test2.sqlite")
dbHandler.Execute("DROP TABLE users")
dbHandler.Execute("DROP TABLE customers")
dbHandler.Execute("DROP TABLE orders")
dbHandler.Execute("DROP TABLE items")
dbHandler.Execute("DROP TABLE items2orders")
dbHandler.Execute("CREATE TABLE users (id INTEGER, customer_id INTEGER, is_admin VARCHAR(3))")
dbHandler.Execute("CREATE TABLE customers (id INTEGER, name VARCHAR(42))")
dbHandler.Execute("CREATE TABLE orders (id INTEGER, customer_id INTEGER)")
dbHandler.Execute("CREATE TABLE items (id INTEGER, name VARCHAR(42), value FLOAT, available VARCHAR(3))")
dbHandler.Execute("CREATE TABLE items2orders (item_id INTEGER, order_id INTEGER)")
handlers := make(map[string]interfaces.DbHandler)
handlers["DbUserRepo"] = dbHandler
handlers["DbCustomerRepo"] = dbHandler
handlers["DbOrderRepo"] = dbHandler
handlers["DbItemRepo"] = dbHandler
ur := interfaces.NewDbUserRepo(handlers)
or := interfaces.NewDbOrderRepo(handlers)
ir := interfaces.NewDbItemRepo(handlers)
c := domain.Customer{}
c.Id = 555
c.Name = "John Doe"
u := usecases.User{}
u.Id = 6
u.IsAdmin = true
u.Customer = c
ur.Store(u)
i1 := domain.Item{}
i1.Id = 101
i1.Name = "Car"
i1.Value = 125.45
i1.Available = true
ir.Store(i1)
i2 := domain.Item{}
i2.Id = 102
i2.Name = "Table"
i2.Value = 432.56
i2.Available = false
ir.Store(i2)
i3 := domain.Item{}
i3.Id = 103
i3.Name = "Chair"
i3.Value = 52.31
i3.Available = true
ir.Store(i3)
o := domain.Order{}
o.Id = 39
o.Customer = c
o.Add(i1)
o.Add(i2) //fails because it's not available
o.Add(i3)
or.Store(o)
o = or.FindById(39)
if o.Customer.Name != "John Doe" {
t.Error()
}
items := o.Items
if items[1].Id != 103 {
t.Error()
}
}
