}()
	} else {
		// Create a regular user and attach consoleAdmin policy
		err := s.adm.AddUser(ctx, "foobar", "foobar123")
		if err != nil {
			c.Fatalf("could not create user")
		}

		_, err = s.adm.AttachPolicy(ctx, madmin.PolicyAssociationReq{
			Policies: []string{"consoleAdmin"},
			User:     "foobar",
		})
		if err != nil {
			c.Fatalf("could not attach policy")
		}

	}
	_, err = NewReader(bytes.NewReader(b), size)
	if err != ErrFormat {
		t.Errorf("sigs: error=%v, want %v", err, ErrFormat)
	}

	// negative size
	_, err = NewReader(bytes.NewReader([]byte("foobar")), -1)
	if err == nil {
		t.Errorf("archive/zip.NewReader: expected error when negative size is passed")
	}
}

func messWith(fileName string, corrupter func(b []byte)) (r io.ReaderAt, size int64) {

	// currently it is only supported for mysql driver
	if !isMysql() {
		return
	}

	const tblName = "cities"
	const tblSchema = "gorm"
	const tblType = "BASE TABLE"
	const tblComment = "foobar comment"

	type City struct {
		gorm.Model
		Name string `gorm:"unique"`
	}

	DB.Migrator().DropTable(&City{})

	if err := DB.Set("gorm:table_options",