panic(err)
	}
	return b
}

var marshalTests = []struct {
	name   string
	new    func() hash.Hash
	golden []byte
}{
	{"adler32", func() hash.Hash { return adler32.New() }, fromHex("61646c01460a789d")},
	{"crc32", func() hash.Hash { return crc32.NewIEEE() }, fromHex("63726301ca87914dc956d3e8")},
	{"crc64", func() hash.Hash { return crc64.New(crc64.MakeTable(crc64.ISO)) }, fromHex("6372630273ba8484bbcd5def5d51c83c581695be")},