{Code: "TestDuplicateMany2ManyAssociation-language-1"},
		{Code: "TestDuplicateMany2ManyAssociation-language-3"},
	}}
	users := []*User{&user1, &user2}
	var err error
	err = DB.Session(&gorm.Session{FullSaveAssociations: true}).Save(users).Error
	AssertEqual(t, nil, err)

	var findUser1 User
	err = DB.Preload("Languages").Where("id = ?", user1.ID).First(&findUser1).Error
	AssertEqual(t, nil, err)