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"`
}

type Tag struct {
	ID     uint   `gorm:"primary_key"`
	Locale string `gorm:"primary_key"`
	Value  string
	Blogs  []*Blog `gorm:"many2many:blog_tags"`
}

			JoinTable: JoinTable{Name: "locale_blog_tags", Table: "locale_blog_tags"},
			References: []Reference{
				{"ID", "Blog", "BlogID", "locale_blog_tags", "", true},
				{"Locale", "Blog", "BlogLocale", "locale_blog_tags", "", true},
				{"ID", "Tag", "TagID", "locale_blog_tags", "", false},
			},
		},
	)
}

func TestMultipleMany2Many(t *testing.T) {