if err := DB.Create(&AutoIncrementStruct{}).Error; err != nil {
			t.Fatalf("create auto_increment_struct fail, err: %v", err)
		}
	}

	rows := make([]*AutoIncrementStruct, 0, ROWS)
	if err := DB.Order("id ASC").Find(&rows).Error; err != nil {
		t.Fatalf("find auto_increment_struct fail, err: %v", err)
	}

	ids := make([]int64, 0, len(rows))
	for _, row := range rows {
		ids = append(ids, row.ID)

	}
	region := &Region{Name: "Region1"}
	if err := DB.Create(region).Error; err != nil {
		t.Fatalf("fail to create region %v", err)
	}
	var orgs []Organization

	if err := DB.Model(&Region{}).Association("Organizations").Find(&orgs); err != nil {
		t.Fatalf("fail to find region organizations %v", err)
	} else {
		AssertEqual(t, len(orgs), 0)
	}
}

type AssociationEmptyUser struct {