user := GetUser("TestJoinWithSoftDeletedUser", Config{Account: true, NamedPet: true})
	DB.Create(&user)

	var user1 User
	DB.Model(&User{}).Joins("NamedPet").Joins("Account").First(&user1, user.ID)
	if user1.NamedPet == nil || user1.Account.ID == 0 {
		t.Fatalf("joins NamedPet and Account should not empty:%v", user1)
	}

	// Account should empty
	DB.Delete(&user1.Account)

	var user2 User

	user.Birthday = nil
	user.Account = Account{}
	user.Toys = nil
	user.Manager = nil

	CheckUser(t, result, user)

	user2 := *GetUser("omit_create", Config{Account: true, Pets: 3, Toys: 3, Company: true, Manager: true, Team: 3, Languages: 3, Friends: 4})
	DB.Omit(clause.Associations).Create(&user2)

	var result2 User
	DB.Preload(clause.Associations).First(&result2, user2.ID)

	user2.Account = Account{}
	user2.Toys = nil

	CheckPet(t, pets[0], *user.Pets[0])

	if count := DB.Model(&user).Where("name = ?", user.Pets[1].Name).Association("Pets").Count(); count != 1 {
		t.Fatalf("should only find one pets, but got %v", count)
	}

	if count := DB.Model(&user).Where("name = ?", "not found").Association("Pets").Count(); count != 0 {
		t.Fatalf("should only find no pet with invalid conditions, but got %v", count)
	}

	// Count
	AssertAssociationCount(t, user, "Pets", 2, "")

	})
}

func TestVariableRelation(t *testing.T) {
	var result struct {
		User
	}

	checkStructRelation(t, &result, Relation{
		Name: "Account", Type: schema.HasOne, Schema: "", FieldSchema: "Account",
		References: []Reference{
			{"ID", "", "UserID", "Account", "", true},
		},
	})

	checkStructRelation(t, &result, Relation{
		Name: "Company", Type: schema.BelongsTo, Schema: "", FieldSchema: "Company",

	}
	return
}

// Joins specify Joins conditions
//
//	db.Joins("Account").Find(&user)
//	db.Joins("JOIN emails ON emails.user_id = users.id AND emails.email = ?", "******@****.***").Find(&user)
//	db.Joins("Account", DB.Select("id").Where("user_id = users.id AND name = ?", "someName").Model(&Account{}))
func (db *DB) Joins(query string, args ...interface{}) (tx *DB) {

		t.Errorf("should update two records, but got %v", rowsAffected)
	}

	var results []User

	if err := DB.Where("name = ?", "first_or_create_pet1").First(&Pet{}).Error; err != nil {
		t.Errorf("has many association should be saved")
	}

	if err := DB.Where("number = ?", "1231231231").First(&Account{}).Error; err != nil {

						fields[idx] = field
						if count, ok := matchedFieldCount[column]; ok {
							// handle duplicate fields
							for _, selectField := range sch.Fields {
								if selectField.DBName == column && selectField.Readable {
									if count == 0 {
										matchedFieldCount[column]++
										fields[idx] = selectField
										break
									}
									count--
								}
							}
						} else {

	}); err == nil {
		t.Errorf("should returns error when commit with closed conn, got error %v", err)
	}
}

func TestTransactionWithHooks(t *testing.T) {
	user := GetUser("tTestTransactionWithHooks", Config{Account: true})
	DB.Create(&user)

	var err error
	err = DB.Transaction(func(tx *gorm.DB) error {
		return tx.Model(&User{}).Limit(1).Transaction(func(tx2 *gorm.DB) error {
			return tx2.Scan(&User{}).Error
		})

	}

	var users2 []User
	DB.Preload("Account", clause.Eq{Column: "number", Value: users[0].Account.Number}).Find(&users2, "id IN ?", userIDs)
	sort.Slice(users2, func(i, j int) bool {
		return users2[i].ID < users2[j].ID
	})

	for idx, user := range users2[1:2] {
		if user.Account.Number != "" {
			t.Errorf("No account should found for user %v but got %v", idx+2, user.Account.Number)
		}
	}