o = msgp.AppendInt64(o, z.BandWidthLimitInBytesPerSecond)
	// string "CurrentBandwidthInBytesPerSecond"
	o = append(o, 0xd9, 0x20, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x42, 0x61, 0x6e, 0x64, 0x77, 0x69, 0x64, 0x74, 0x68, 0x49, 0x6e, 0x42, 0x79, 0x74, 0x65, 0x73, 0x50, 0x65, 0x72, 0x53, 0x65, 0x63, 0x6f, 0x6e, 0x64)

	// map header, size 6
	// string "APIVersion"
	o = append(o, 0x86, 0xaa, 0x41, 0x50, 0x49, 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e)
	o = msgp.AppendString(o, z.APIVersion)
	// string "Bucket"
	o = append(o, 0xa6, 0x42, 0x75, 0x63, 0x6b, 0x65, 0x74)
	o = msgp.AppendString(o, z.Bucket)
	// string "Prefix"
	o = append(o, 0xa6, 0x50, 0x72, 0x65, 0x66, 0x69, 0x78)
	o, err = z.Prefix.MarshalMsg(o)
	if err != nil {

	o = append(o, 0xa8, 0x4d, 0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61)
	o = msgp.AppendArrayHeader(o, uint32(len(z.Metadata)))
	for za0002 := range z.Metadata {
		o, err = z.Metadata[za0002].MarshalMsg(o)
		if err != nil {
			err = msgp.WrapError(err, "Metadata", za0002)
			return
		}
	}
	// string "KMSKeyID"
	o = append(o, 0xa8, 0x4b, 0x4d, 0x53, 0x4b, 0x65, 0x79, 0x49, 0x44)
	o = msgp.AppendString(o, z.KMSKeyID)

	// string "LockQueue"
	o = append(o, 0xa9, 0x4c, 0x6f, 0x63, 0x6b, 0x51, 0x75, 0x65, 0x75, 0x65)
	o = msgp.AppendInt(o, z.LockQueue)
	// string "LocksAbandoned"
	o = append(o, 0xae, 0x4c, 0x6f, 0x63, 0x6b, 0x73, 0x41, 0x62, 0x61, 0x6e, 0x64, 0x6f, 0x6e, 0x65, 0x64)
	o = msgp.AppendInt(o, z.LocksAbandoned)
	// string "LastCleanup"
	o = append(o, 0xab, 0x4c, 0x61, 0x73, 0x74, 0x43, 0x6c, 0x65, 0x61, 0x6e, 0x75, 0x70)

		// string "Bins"
		o = append(o, 0x82, 0xa4, 0x42, 0x69, 0x6e, 0x73)
		o = msgp.AppendArrayHeader(o, uint32(24))
		for zb0009 := range zb0008.Bins {
			o, err = zb0008.Bins[zb0009].MarshalMsg(o)
			if err != nil {
				err = msgp.WrapError(err, zb0007, "Bins", zb0009)
				return
			}
		}
		// string "UpdatedAt"
		o = append(o, 0xa9, 0x55, 0x70, 0x64, 0x61, 0x74, 0x65, 0x64, 0x41, 0x74)
		o = msgp.AppendTime(o, zb0008.UpdatedAt)

0x3a, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x7, 0x0, 0x7, 0x52, 0x65, 0x63, 0x6f, 0x72, 0x64, 0x73, 0x2d, 0x31, 0xa, 0x17, 0xfb, 0x1, 0x90, 0x0, 0x0, 0x0, 0xea, 0x0, 0x0, 0x0, 0x43, 0xe8, 0x93, 0x10, 0x3d, 0xd, 0x3a, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x7, 0x0, 0x5, 0x65, 0x76, 0x65, 0x6e, 0x74, 0xd, 0x3a, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x7, 0x0, 0x8, 0x74, 0x65, 0x78, 0x74, 0x2f, 0x78, 0x6d, 0x6c,...

		f:      formatZstd,
	},
	{
		// Zstd skippable frame header.
		header: []byte{0x2a, 0x4d, 0x18},
		f:      formatZstd,
	},
	{
		// LZ4
		header: []byte{0x4, 0x22, 0x4d, 0x18},
		f:      formatLZ4,
	},
	{
		// Snappy/S2 stream
		header: []byte{0xff, 0x06, 0x00, 0x00},
		f:      formatS2,
	},
	{
		header: []byte{0x42, 0x5a, 'h'},
		f:      formatBZ2,
	},
}

type untarOptions struct {

	// string "dependGlobalObjectAPI"
	o = append(o, 0x8c, 0xb5, 0x64, 0x65, 0x70, 0x65, 0x6e, 0x64, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x4f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x41, 0x50, 0x49)
	o = msgp.AppendBool(o, z.dependGlobalObjectAPI)
	// string "dependGlobalAuthNPlugin"
	o = append(o, 0xb7, 0x64, 0x65, 0x70, 0x65, 0x6e, 0x64, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x41, 0x75, 0x74, 0x68, 0x4e, 0x50, 0x6c, 0x75, 0x67, 0x69, 0x6e)

  fun hostIpv6WithIpv4SuffixWithHexadecimalPrefix() {
    // Chrome interprets a leading '0x' as hexadecimal; Firefox rejects them. (We reject them.)
    assertInvalid(
      "http://[0:0:0:0:0:1:0.0x10.0.0x10]/",
      "Invalid URL host: \"[0:0:0:0:0:1:0.0x10.0.0x10]\"",
    )
  }

  @Test
  fun hostIpv6WithMalformedIpv4Suffix() {
    assertInvalid(
      "http://[0:0:0:0:0:1:0.0:0.0]/",

		file: "testdata/gnu.tar",
		headers: []*Header{{
			Name:     "small.txt",
			Mode:     0640,
			Uid:      73025,
			Gid:      5000,
			Size:     5,
			ModTime:  time.Unix(1244428340, 0),
			Typeflag: '0',
			Uname:    "dsymonds",
			Gname:    "eng",
			Format:   FormatGNU,
		}, {
			Name:     "small2.txt",
			Mode:     0640,
			Uid:      73025,
			Gid:      5000,
			Size:     11,