func (p *processor) Register(name string, fn func(*DB)) error {
	return (&callback{processor: p}).Register(name, fn)
}

func (p *processor) Remove(name string) error {
	return (&callback{processor: p}).Remove(name)
}

func (p *processor) Replace(name string, fn func(*DB)) error {
	return (&callback{processor: p}).Replace(name, fn)
}

func (p *processor) compile() (err error) {
	var callbacks []*callback

		clnt, err := minio.New(u.Host, opts)
		if err != nil {
			log.Println(fmt.Errorf("Error while initializing Minio client, %s", err))
			http.Error(w, err.Error(), http.StatusBadRequest)
			return
		}
		buckets, err := clnt.ListBuckets(r.Context())
		if err != nil {
			log.Println(fmt.Errorf("Error while listing buckets, %s", err))
			http.Error(w, err.Error(), http.StatusBadRequest)
			return
		}
		creds, _ := sts.Get()

				t.Errorf("Case: %d %#v, expected: %s, got :%s", i+1, testCase, testCase.expectedErr, err)
			}
			// Expected error returned, proceed further to validate the returned results.
			if err != nil && testCase.expectedErr == nil {
				t.Errorf("Case: %d %#v, expected: %s, got :%s", i+1, testCase, testCase.expectedErr, err)
			}
			if err == nil {
				if !bytes.Equal(testCase.expectedBuf, buf) {

	if len(users1) != 2 {
		t.Errorf("Should found two users's name in 1, 2, but got %v", len(users1))
	}

	DB.Scopes(NameIn1And2, NameIn2And3).Find(&users2)
	if len(users2) != 1 {
		t.Errorf("Should found one user's name is 2, but got %v", len(users2))
	}

	DB.Scopes(NameIn([]string{users[0].Name, users[2].Name})).Find(&users3)
	if len(users3) != 2 {

			if err != nil && testCase.success {
				t.Errorf("Expected success but failed instead %s", err)
			}
			if err == nil && !testCase.success {
				t.Errorf("Expected failure but passed instead")
			}
			if !reflect.DeepEqual(testCase.indexes, gotIndexes) {
				t.Errorf("Expected %v, got %v", testCase.indexes, gotIndexes)
			}
		})
	}
}

	if err := DB.AutoMigrate(&CustomizeFieldStruct{}); err != nil {
		t.Errorf("Failed to migrate, got error: %v", err)
	}

	if DB.Migrator().HasColumn(&CustomizeFieldStruct{}, "FieldIgnore") {
		t.Errorf("FieldIgnore should not be created")
	}

	if DB.Migrator().HasColumn(&CustomizeFieldStruct{}, "field_ignore") {
		t.Errorf("FieldIgnore should not be created")
	}

}

func newConfigDir(dir string, dirSet bool, getDefaultDir func() string) (*ConfigDir, error) {
	if dir == "" {
		dir = getDefaultDir()
	}

	if dir == "" {
		if !dirSet {
			return nil, fmt.Errorf("missing option must be provided")
		}
		return nil, fmt.Errorf("provided option cannot be empty")
	}

	// Disallow relative paths, figure out absolute paths.

			gotMeta, dangling := isObjectDangling(testCase.metaArr, testCase.errs, testCase.dataErrs)
			if !gotMeta.Equals(testCase.expectedMeta) {
				t.Errorf("Expected %#v, got %#v", testCase.expectedMeta, gotMeta)
			}
			if dangling != testCase.expectedDangling {
				t.Errorf("Expected dangling %t, got %t", testCase.expectedDangling, dangling)
			}
		})
	}
}

// Tests both object and bucket healing.

	timedout := OperationTimedOut{}
	if err != nil && !errors.Is(err, context.DeadlineExceeded) && !errors.As(err, &timedout) {
		if len(dui.BucketsUsage) > 0 {
			internalLogOnceIf(GlobalContext, fmt.Errorf("unable to retrieve usage information for bucket: %s, relying on older value cached in-memory: err(%v)", bucket, err), "bucket-usage-cache-"+bucket)
		} else {

	if err := DB.Exec(sql).Error; err != nil {
		t.Errorf("Failed, got error: %v", err)
	}

	session := DB.Session(&gorm.Session{Logger: Tracer{
		Logger: DB.Config.Logger,
		Test: func(ctx context.Context, begin time.Time, fc func() (sql string, rowsAffected int64), err error) {
			sql, _ := fc()
			if strings.HasPrefix(sql, "ALTER TABLE") {
				t.Errorf("shouldn't execute: sql=%s", sql)
			}
		},