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Add tests for callbacks

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This commit is contained in:
Jinzhu 2013-10-27 16:06:45 +08:00
parent c5b0908b22
commit 2600e1099e
3 changed files with 108 additions and 24 deletions
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1
README.md
View File

@ -3,7 +3,6 @@
Yet Another ORM library for Go, aims for developer friendly
## TODO
* After/Before Save/Update/Create/Delete
* Soft Delete
* Better First method (First(&user, primary_key, where conditions))
* Even more complex where query (with map or struct)

94
orm_test.go
View File

@ -1,6 +1,7 @@
package gorm
import (
"errors"
"reflect"
"testing"
"time"
@ -27,6 +28,8 @@ type Product struct {
AfterUpdateCallTimes int64
BeforeSaveCallTimes int64
AfterSaveCallTimes int64
BeforeDeleteCallTimes int64
AfterDeleteCallTimes int64
}
var (
@ -329,16 +332,28 @@ func TestCreatedAtAndUpdatedAt(t *testing.T) {
}
}
func (s *Product) BeforeCreate() {
func (s *Product) BeforeCreate() (err error) {
if s.Code == "Invalid" {
err = errors.New("invalid product")
}
s.BeforeCreateCallTimes = s.BeforeCreateCallTimes + 1
return
}
func (s *Product) BeforeUpdate() {
func (s *Product) BeforeUpdate() (err error) {
if s.Code == "dont_update" {
err = errors.New("Can't update")
}
s.BeforeUpdateCallTimes = s.BeforeUpdateCallTimes + 1
return
}
func (s *Product) BeforeSave() {
func (s *Product) BeforeSave() (err error) {
if s.Code == "dont_save" {
err = errors.New("Can't save")
}
s.BeforeSaveCallTimes = s.BeforeSaveCallTimes + 1
return
}
func (s *Product) AfterCreate() {
@ -353,30 +368,93 @@ func (s *Product) AfterSave() {
s.AfterSaveCallTimes = s.AfterSaveCallTimes + 1
}
func (s *Product) BeforeDelete() (err error) {
if s.Code == "dont_delete" {
err = errors.New("Can't delete")
}
s.BeforeDeleteCallTimes = s.BeforeDeleteCallTimes + 1
return
}
func (s *Product) AfterDelete() {
s.AfterDeleteCallTimes = s.AfterDeleteCallTimes + 1
}
func (p *Product) GetCallTimes() []int64 {
return []int64{p.BeforeCreateCallTimes, p.BeforeSaveCallTimes, p.BeforeUpdateCallTimes, p.AfterCreateCallTimes, p.AfterSaveCallTimes, p.AfterUpdateCallTimes}
return []int64{p.BeforeCreateCallTimes, p.BeforeSaveCallTimes, p.BeforeUpdateCallTimes, p.AfterCreateCallTimes, p.AfterSaveCallTimes, p.AfterUpdateCallTimes, p.BeforeDeleteCallTimes, p.AfterDeleteCallTimes}
}
func TestRunCallbacks(t *testing.T) {
p := Product{Code: "unique_code", Price: 100}
db.Save(&p)
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 1, 0, 1, 1, 0}) {
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 1, 0, 1, 1, 0, 0, 0}) {
t.Errorf("Some errors happened when run create callbacks, %v", p.GetCallTimes())
}
db.Where("Code = ?", "unique_code").First(&p)
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 1, 0, 0, 0, 0}) {
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 1, 0, 0, 0, 0, 0, 0}) {
t.Errorf("Should be able to query about saved values in before filters, %v", p.GetCallTimes())
}
p.Price = 200
db.Save(&p)
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 2, 1, 0, 1, 1}) {
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 2, 1, 0, 1, 1, 0, 0}) {
t.Errorf("Some errors happened when run update callbacks, %v", p.GetCallTimes())
}
db.Where("Code = ?", "unique_code").First(&p)
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 2, 1, 0, 0, 0}) {
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 2, 1, 0, 0, 0, 0, 0}) {
t.Errorf("Some errors happened when run update callbacks, %v", p.GetCallTimes())
}
db.Delete(&p)
if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 2, 1, 0, 0, 0, 1, 1}) {
t.Errorf("Some errors happened when run update callbacks, %v", p.GetCallTimes())
}
if db.Where("Code = ?", "unique_code").First(&p).Error == nil {
t.Errorf("Should get error when find an deleted record")
}
}
func TestRunCallbacksAndGetErrors(t *testing.T) {
p := Product{Code: "Invalid", Price: 100}
if db.Save(&p).Error == nil {
t.Errorf("An error from create callbacks expected when create")
}
if db.Where("code = ?", "Invalid").First(&Product{}).Error == nil {
t.Errorf("Should not save records that have errors")
}
if db.Save(&Product{Code: "dont_save", Price: 100}).Error == nil {
t.Errorf("An error from create callbacks expected when create")
}
p2 := Product{Code: "update_callback", Price: 100}
db.Save(&p2)
p2.Code = "dont_update"
if db.Save(&p2).Error == nil {
t.Errorf("An error from callbacks expected when update")
}
if db.Where("code = ?", "update_callback").First(&Product{}).Error != nil {
t.Errorf("Record Should not be updated due to errors happened in callback")
}
if db.Where("code = ?", "dont_update").First(&Product{}).Error == nil {
t.Errorf("Record Should not be updated due to errors happened in callback")
}
p2.Code = "dont_save"
if db.Save(&p2).Error == nil {
t.Errorf("An error from before save callbacks expected when update")
}
p3 := Product{Code: "dont_delete", Price: 100}
db.Save(&p3)
if db.Delete(&p3).Error == nil {
t.Errorf("An error from before delete callbacks expected when delete")
}
if db.Where("Code = ?", "dont_delete").First(&p3).Error != nil {
t.Errorf("Should not delete record due to errors happened in callback")
}
}

37
sql.go
View File

@ -132,20 +132,23 @@ func (s *Orm) create(value interface{}) {
s.err(s.model.callMethod("BeforeCreate"))
s.err(s.model.callMethod("BeforeSave"))
s.explain(value, "Create")
if s.driver == "postgres" {
s.err(s.db.QueryRow(s.Sql, s.SqlVars...).Scan(&id))
} else {
var err error
s.SqlResult, err = s.db.Exec(s.Sql, s.SqlVars...)
s.err(err)
id, err = s.SqlResult.LastInsertId()
s.err(err)
}
result := reflect.ValueOf(s.model.Data).Elem()
result.FieldByName(s.model.PrimaryKey()).SetInt(id)
s.err(s.model.callMethod("AfterCreate"))
s.err(s.model.callMethod("AfterSave"))
if len(s.Errors) == 0 {
if s.driver == "postgres" {
s.err(s.db.QueryRow(s.Sql, s.SqlVars...).Scan(&id))
} else {
var err error
s.SqlResult, err = s.db.Exec(s.Sql, s.SqlVars...)
s.err(err)
id, err = s.SqlResult.LastInsertId()
s.err(err)
}
result := reflect.ValueOf(s.model.Data).Elem()
result.FieldByName(s.model.PrimaryKey()).SetInt(id)
s.err(s.model.callMethod("AfterCreate"))
s.err(s.model.callMethod("AfterSave"))
}
}
func (s *Orm) updateSql(value interface{}) {
@ -168,7 +171,9 @@ func (s *Orm) updateSql(value interface{}) {
func (s *Orm) update(value interface{}) {
s.err(s.model.callMethod("BeforeUpdate"))
s.err(s.model.callMethod("BeforeSave"))
s.explain(value, "Update").Exec()
if len(s.Errors) == 0 {
s.explain(value, "Update").Exec()
}
s.err(s.model.callMethod("AfterUpdate"))
s.err(s.model.callMethod("AfterSave"))
return
@ -181,7 +186,9 @@ func (s *Orm) deleteSql(value interface{}) {
func (s *Orm) delete(value interface{}) {
s.err(s.model.callMethod("BeforeDelete"))
s.Exec()
if len(s.Errors) == 0 {
s.Exec()
}
s.err(s.model.callMethod("AfterDelete"))
}