func Errorf(format string, a ...interface{}) error {
	e := fmt.Errorf(format, a...)
	ee := Error{}
	ee.msg = e.Error()
	ee.cause = errors.Unwrap(e)
	return ee
}

// Unwrap the internal error.
func (e Error) Unwrap() error { return e.cause }

// Error 'error' compatible method.
func (e Error) Error() string {
	if e.msg == "" {
		return "crypto: cause <nil>"
	}
	return e.msg
}

var (

		t.Errorf("Table with escape character, got %v", sql)
	}

	if DB.First(&User{}, "name = ?", user.Name).Error == nil {
		t.Errorf("Can't find a soft deleted record")
	}

	count = 0
	if DB.Model(&User{}).Where("name = ?", user.Name).Count(&count).Error != nil || count != 0 {
		t.Errorf("Count soft deleted record, expects: %v, got: %v", 0, count)
	}

	age = 0

		t.Errorf("no error should happen when query with embedded struct, but got %v", err)
	} else if egNews.BasePost.Title != "engadget_news" {
		t.Errorf("embedded struct's value should be scanned correctly")
	}

	var egPosts []EngadgetPost
	if err := DB.Order("author_name asc").Find(&egPosts).Error; err != nil {

	return s.netServer.ConstructInitialSnapshot(ambientPods)
}

func (s *meshDataplane) AddPodToMesh(ctx context.Context, pod *corev1.Pod, podIPs []netip.Addr, netNs string) error {
	var retErr error
	err := s.netServer.AddPodToMesh(ctx, pod, podIPs, netNs)
	if err != nil {
		log.Errorf("failed to add pod to ztunnel: %v", err)
		if !errors.Is(err, ErrPartialAdd) {
			return err
		}

	if err := DB.First(&result, "id = ?", yasuo.ID).Error; err != nil || yasuo.Name != "jinzhu" {
		t.Errorf("No error should happen, but got %v", err)
	}

	if err := DB.Where("id = $1", yasuo.ID).First(&Yasuo{}).Error; err != nil || yasuo.Name != "jinzhu" {
		t.Errorf("No error should happen, but got %v", err)
	}

	yasuo.Name = "jinzhu1"
	if err := DB.Save(&yasuo).Error; err != nil {
		t.Errorf("Failed to update date, got error %v", err)
	}

	}
	for i, urs := range unparsableRangeSpecs {
		rs, err := parseRequestRangeSpec(urs)
		if err == nil {
			t.Errorf("Case %d: Did not get an expected error - got %v", i, rs)
		}
		if isErrInvalidRange(err) {
			t.Errorf("Case %d: Got invalid range error instead of a parse error", i)
		}
		if rs != nil {
			t.Errorf("Case %d: Got non-nil rs though err != nil: %v", i, rs)
		}
	}

	invalidRangeSpecs := []string{
		"bytes=5-3",

		t.Errorf("count with join, got error: %v, count %v", err, count4)
	}

	var count5 int64
	if err := DB.Table("users").Where("users.name = ?", user1.Name).Order("name").Count(&count5).Error; err != nil || count5 != 1 {
		t.Errorf("count with join, got error: %v, count %v", err, count)
	}

	var count6 int64

	if idxName != "idx_public_table_name" {
		t.Errorf("invalid index name generated, got %v", idxName)
	}

	chkName := ns.CheckerName("public.table", "name")
	if chkName != "chk_public_table_name" {
		t.Errorf("invalid checker name generated, got %v", chkName)
	}

	joinTable := ns.JoinTableName("user_languages")
	if joinTable != "public.user_languages" {
		t.Errorf("invalid join table generated, got %v", joinTable)
	}

}

func runInHost[T any](f func() (T, error)) (T, error) {
	var res T
	ns, err := netns.GetNS(getPidNamespace(1))
	if err != nil {
		return res, fmt.Errorf("failed to get host network: %v", err)
	}
	err = ns.Do(func(ns netns.NetNS) error {
		var err error
		res, err = f()
		return err
	})
	if err != nil {
		return res, fmt.Errorf("in host network: %v", err)
	}
	return res, nil
}

)

type Watcher struct {
	watcher *fsnotify.Watcher
	Events  chan struct{}
	Errors  chan error
}

// Waits until a file is modified (returns nil), the context is cancelled (returns context error), or returns error
func (w *Watcher) Wait(ctx context.Context) error {
	select {
	case <-w.Events:
		return nil
	case err := <-w.Errors:
		return err
	case <-ctx.Done():
		return ctx.Err()
	}
}