mirror of https://github.com/go-gorm/gorm.git
71 lines
2.1 KiB
Go
71 lines
2.1 KiB
Go
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package gorm_test
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import (
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"fmt"
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"testing"
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"time"
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"github.com/jinzhu/gorm"
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)
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type Person struct {
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Id int
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Name string
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Addresses []*Address `gorm:"many2many:person_addresses;"`
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}
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type PersonAddress struct {
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PersonID int
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AddressID int
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DeletedAt time.Time
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CreatedAt time.Time
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}
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func (*PersonAddress) Add(db *gorm.DB, relationship *gorm.Relationship, foreignValue interface{}, associationValue interface{}) error {
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return db.Where(map[string]interface{}{
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relationship.ForeignDBName: foreignValue,
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relationship.AssociationForeignDBName: associationValue,
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}).Assign(map[string]interface{}{
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relationship.ForeignFieldName: foreignValue,
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relationship.AssociationForeignFieldName: associationValue,
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"DeletedAt": gorm.Expr("NULL"),
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}).FirstOrCreate(&PersonAddress{}).Error
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}
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func (*PersonAddress) Delete(db *gorm.DB, relationship *gorm.Relationship) error {
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return db.Delete(&PersonAddress{}).Error
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}
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func (*PersonAddress) Scope(db *gorm.DB, relationship *gorm.Relationship) *gorm.DB {
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return db.Where(fmt.Sprintf("%v.deleted_at IS NULL OR %v.deleted_at <= '0001-01-02'", relationship.JoinTable, relationship.JoinTable))
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}
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func TestJoinTable(t *testing.T) {
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DB.Exec("drop table person_addresses;")
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DB.AutoMigrate(&Person{})
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DB.SetJoinTableHandler(&PersonAddress{}, "person_addresses")
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address1 := &Address{Address1: "address 1"}
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address2 := &Address{Address1: "address 2"}
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person := &Person{Name: "person", Addresses: []*Address{address1, address2}}
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DB.Save(person)
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DB.Model(person).Association("Addresses").Delete(address1)
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if DB.Find(&[]PersonAddress{}, "person_id = ?", person.Id).RowsAffected != 1 {
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t.Errorf("Should found one address")
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}
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if DB.Model(person).Association("Addresses").Count() != 1 {
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t.Errorf("Should found one address")
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}
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if DB.Unscoped().Find(&[]PersonAddress{}, "person_id = ?", person.Id).RowsAffected != 2 {
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t.Errorf("Found two addresses with Unscoped")
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}
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if DB.Model(person).Association("Addresses").Clear(); DB.Model(person).Association("Addresses").Count() != 0 {
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t.Errorf("Should deleted all addresses")
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}
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}
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