}
	getExpectedEndpoints := func(args []string, prefix string) ([]*url.URL, []bool) {
		var URLs []*url.URL
		var localFlags []bool
		for _, arg := range args {
			u, _ := url.Parse(arg)
			URLs = append(URLs, u)
			localFlags = append(localFlags, strings.HasPrefix(arg, prefix))
		}

		return URLs, localFlags
	}

	case1Endpoint1 := "http://" + nonLoopBackIP + "/d1"
	case1Endpoint2 := "http://" + nonLoopBackIP + "/d2"

	DB.Model(&blog2).Association("LocaleTags").Replace(tag5, tag6)

	var tags2 []Tag
	DB.Model(&blog).Association("LocaleTags").Find(&tags2)
	if !compareTags(tags2, []string{"tag1", "tag2", "tag3"}) {
		t.Fatalf("CN Blog's tags should not be changed after EN Blog Replace")
	}

	var blog11 Blog
	DB.Preload("LocaleTags").First(&blog11, "id = ? AND locale = ?", blog.ID, blog.Locale)

		Locale     string `gorm:"primary_key"`
		Subject    string
		Body       string
		Tags       []Tag `gorm:"many2many:blog_tags;"`
		SharedTags []Tag `gorm:"many2many:shared_blog_tags;ForeignKey:id;References:id"`
		LocaleTags []Tag `gorm:"many2many:locale_blog_tags;ForeignKey:id,locale;References:id"`
	}

	checkStructRelation(t, &Blog{},
		Relation{
			Name: "Tags", Type: schema.Many2Many, Schema: "Blog", FieldSchema: "Tag",