t.Errorf("unexpected method and flags: %v", b[6:10])
	}

	if !bytes.Equal(b[14:26], make([]byte, 12)) { // FileHeader.{CRC32,CompressSize,UncompressedSize} all zero.
		t.Errorf("unexpected crc, compress and uncompressed size to be 0 was: %v", b[14:26])
	}

	binary.LittleEndian.PutUint32(sig[:], uint32(dataDescriptorSignature))
	if bytes.Contains(b, sig[:]) {
		t.Error("there should be no data descriptor")

	// Archive contains a file whose name is exclusively made up of '/', '\'
	// characters, or "../", "..\" paths, which would previously cause a panic.
	//
	//  Length   Method    Size  Cmpr    Date    Time   CRC-32   Name
	// --------  ------  ------- ---- ---------- ----- --------  ----
	//        0  Stored        0   0% 08-05-2021 18:32 00000000  /
	//        0  Stored        0   0% 09-14-2021 12:59 00000000  //