v := healingTracker{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {

			if err != nil {
				err = msgp.WrapError(err, "APIVersion")
				return
			}
		case "Bucket":
			z.Bucket, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Bucket")
				return
			}
		case "Prefix":
			err = z.Prefix.DecodeMsg(dc)
			if err != nil {
				err = msgp.WrapError(err, "Prefix")
				return
			}
		case "NotificationCfg":

	t.Helper()
	data, err := os.ReadFile(src)
	if err != nil {
		t.Fatalf("Failed to read file %v, err: %v", src, err)
	}
	if err = os.WriteFile(dest, data, os.FileMode(defaultFileMode)); err != nil {
		t.Fatalf("Failed to write file %v, err: %v", dest, err)
	}
}

func rmDir(dir string, t *testing.T) {
	t.Helper()
	err := os.RemoveAll(dir)
	if err != nil {

			if err != nil {
				err = msgp.WrapError(err, "Group")
				return
			}
		case "Owner":
			z.Owner, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Owner")
				return
			}
		case "Quorum":
			z.Quorum, err = dc.ReadInt()
			if err != nil {
				err = msgp.WrapError(err, "Quorum")
				return
			}
		default:
			err = dc.Skip()
			if err != nil {
				err = msgp.WrapError(err)

	// map header, size 2
	// write "Key"
	err = en.Append(0x82, 0xa3, 0x4b, 0x65, 0x79)
	if err != nil {
		return
	}
	err = en.WriteString(z.Key)
	if err != nil {
		err = msgp.WrapError(err, "Key")
		return
	}
	// write "Value"
	err = en.Append(0xa5, 0x56, 0x61, 0x6c, 0x75, 0x65)
	if err != nil {
		return
	}
	err = en.WriteString(z.Value)
	if err != nil {
		err = msgp.WrapError(err, "Value")

	// map header, size 2
	// write "Num"
	err = en.Append(0x82, 0xa3, 0x4e, 0x75, 0x6d)
	if err != nil {
		return
	}
	err = en.WriteInt(z.Num)
	if err != nil {
		err = msgp.WrapError(err, "Num")
		return
	}
	// write "String"
	err = en.Append(0xa6, 0x53, 0x74, 0x72, 0x69, 0x6e, 0x67)
	if err != nil {
		return
	}
	err = en.WriteString(z.String)
	if err != nil {
		err = msgp.WrapError(err, "String")

	// Check non existent directory.
	if _, err := readDir("/tmp/non-existent-directory"); err != errFileNotFound {
		t.Fatalf("expected = %s, got: %s", errFileNotFound, err)
	}

	file := path.Join(os.TempDir(), "issue")
	if err := os.WriteFile(file, []byte(""), 0o644); err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(file)

	// Check if file is given.
	if _, err := readDir(path.Join(file, "mydir")); err != errFileNotFound {

					}
					err = fmt.Errorf("unexpected json type below root :%v", typ)
					r.err = &err
					return
				}

				o, err := obj.Object(&tmpObj)
				if err != nil {
					r.err = &err
					return
				}
				select {
				case <-r.exitReader:
					return
				case r.decoded <- *o:
				}
			default:
				err = fmt.Errorf("unexpected root json type:%v", typ)
				r.err = &err
				return
			}

	err = en.WriteMapHeader(uint32(len(z)))
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	for zb0007, zb0008 := range z {
		err = en.WriteString(zb0007)
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		// map header, size 2
		// write "Bins"
		err = en.Append(0x82, 0xa4, 0x42, 0x69, 0x6e, 0x73)
		if err != nil {
			return
		}
		err = en.WriteArrayHeader(uint32(24))

	// after successful read
	if _, err := b.ReadBytes('m'); err != nil {
		t.Fatalf("ReadBytes: %v", err)
	}
	if err := b.UnreadByte(); err != nil {
		t.Fatalf("UnreadByte: %v", err)
	}
	c, err := b.ReadByte()
	if err != nil {
		t.Fatalf("ReadByte: %v", err)
	}
	if c != 'm' {
		t.Errorf("ReadByte = %q; want %q", c, 'm')
	}
}

// Tests that we occasionally compact. Issue 5154.