gorm/orm_test.go

113 lines
2.5 KiB
Go

package gorm
import "testing"
type User struct {
Id int64
Name string
}
var db DB
func init() {
db, _ = Open("postgres", "user=gorm dbname=gorm sslmode=disable")
db.Exec("drop table users;")
}
func TestCreateTable(t *testing.T) {
orm := db.CreateTable(&User{})
if orm.Error != nil {
t.Errorf("No error should raise when create table, but got %+v", orm.Error)
}
}
func TestSaveAndFind(t *testing.T) {
name := "save_and_find"
u := &User{Name: name}
db.Save(u)
if u.Id == 0 {
t.Errorf("Should have ID after create record")
}
user := &User{}
db.First(user)
if user.Name != name {
t.Errorf("User should be saved and fetched correctly")
}
users := []User{}
db.Find(&users)
}
func TestUpdate(t *testing.T) {
name, name2, new_name := "update", "update2", "new_update"
user := User{Name: name}
db.Save(&user)
db.Save(&User{Name: name2})
if user.Id == 0 {
t.Errorf("User Id should exist after create")
}
user.Name = new_name
db.Save(&user)
orm := db.Where("name = ?", name).First(&User{})
if orm.Error == nil {
t.Errorf("Should raise error when looking for a existing user with an outdated name")
}
orm = db.Where("name = ?", new_name).First(&User{})
if orm.Error != nil {
t.Errorf("Shouldn't raise error when looking for a existing user with the new name")
}
orm = db.Where("name = ?", name2).First(&User{})
if orm.Error != nil {
t.Errorf("Shouldn't update other users")
}
}
func TestDelete(t *testing.T) {
name, name2 := "delete", "delete2"
user := User{Name: name}
db.Save(&user)
db.Save(&User{Name: name2})
orm := db.Delete(&user)
orm = db.Where("name = ?", name).First(&User{})
if orm.Error == nil {
t.Errorf("User should be deleted successfully")
}
orm = db.Where("name = ?", name2).First(&User{})
if orm.Error != nil {
t.Errorf("User2 should not be deleted")
}
}
func TestWhere(t *testing.T) {
name := "where"
db.Save(&User{Name: name})
user := &User{}
db.Where("Name = ?", name).First(user)
if user.Name != name {
t.Errorf("Should found out user with name '%v'", name)
}
user = &User{}
orm := db.Where("Name = ?", "noexisting-user").First(user)
if orm.Error == nil {
t.Errorf("Should return error when looking for none existing record, %+v", user)
}
users := []User{}
orm = db.Where("Name = ?", "none-noexisting").Find(&users)
if orm.Error != nil {
t.Errorf("Shouldn't return error when looking for none existing records, %+v", users)
}
if len(users) != 0 {
t.Errorf("Shouldn't find anything when looking for none existing records, %+v", users)
}
}