val root =
      HeldCertificate.Builder()
        .serialNumber(1L)
        .certificateAuthority(1)
        .build()
    val certA =
      HeldCertificate.Builder()
        .serialNumber(2L)
        .certificateAuthority(0)
        .signedBy(root)
        .build()
    val certB =
      HeldCertificate.Builder()
        .serialNumber(3L)
        .signedBy(certA)
        .build()

	}{
		{
			name: "valid",
			cert: &Certificate{
				SerialNumber: big.NewInt(1),
				DNSNames:     []string{"valid.testing.golang.invalid"},
				NotBefore:    now.Add(-time.Hour),
				NotAfter:     now.Add(time.Hour),
				ExtKeyUsage:  []ExtKeyUsage{ExtKeyUsageServerAuth},
			},
		},
		{
			name: "valid (with name)",
			cert: &Certificate{
				SerialNumber: big.NewInt(1),

	ret = n.appendRDNs(ret, n.OrganizationalUnit, oidOrganizationalUnit)
	if len(n.CommonName) > 0 {
		ret = n.appendRDNs(ret, []string{n.CommonName}, oidCommonName)
	}
	if len(n.SerialNumber) > 0 {
		ret = n.appendRDNs(ret, []string{n.SerialNumber}, oidSerialNumber)
	}
	for _, atv := range n.ExtraNames {
		ret = append(ret, []AttributeTypeAndValue{atv})
	}

	return ret
}

	// verify the correct intermediate cert is in the certificate chain
	if intermediateX509.SerialNumber.String() != caX590.SerialNumber.String() {
		return fmt.Errorf("intermediate certificate serial numbers do not match: got %v, wanted %v",
			intermediateX509.SerialNumber.String(), caX590.SerialNumber.String())
	}

	workloadCert, err := base64.StdEncoding.DecodeString(workloadSecret.CertChain[0].Pem)
	if err != nil {

  }

  companion object {
    internal var certA1: HeldCertificate =
      HeldCertificate.Builder()
        .serialNumber(100L)
        .build()
    internal var certA1Sha256Pin = CertificatePinner.pin(certA1.certificate)

    private var certB1 =
      HeldCertificate.Builder()
        .serialNumber(200L)
        .build()
    internal var certB1Sha256Pin = CertificatePinner.pin(certB1.certificate)

type CertsDump struct {
	Identity  string  `json:"identity"`
	State     string  `json:"state"`
	CertChain []*Cert `json:"certChain"`
}

type Cert struct {
	Pem            string `json:"pem"`
	SerialNumber   string `json:"serialNumber"`
	ValidFrom      string `json:"validFrom"`
	ExpirationTime string `json:"expirationTime"`
}

type WorkloadState struct {
	State       string              `json:"state,omitempty"`

	if err != nil {
		t.Fatalf("tls connection failed: %s", err)
	}
	googChain := c.ConnectionState().PeerCertificates

	rootTmpl := &x509.Certificate{
		SerialNumber:          big.NewInt(1),
		Subject:               pkix.Name{CommonName: "Go test root"},
		IsCA:                  true,
		BasicConstraintsValid: true,
		NotBefore:             time.Now().Add(-time.Hour),

    }
  }
}

internal data class TbsCertificate(
  /** This is a integer enum. Use 0L for v1, 1L for v2, and 2L for v3. */
  val version: Long,
  val serialNumber: BigInteger,
  val signature: AlgorithmIdentifier,
  val issuer: List<List<AttributeTypeAndValue>>,
  val validity: Validity,
  val subject: List<List<AttributeTypeAndValue>>,

			for i, ca := range secret.CertChain {
				t := "Intermediate"
				if i == 0 {
					t = "Leaf"
				} else if i == len(secret.CertChain)-1 {
					t = "Root"
				}
				n := new(big.Int)
				n, _ = n.SetString(ca.SerialNumber, 10)
				fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%x\t%v\t%v\n",
					secret.Identity, t, secret.State, certNotExpired(ca), n, valueOrNA(ca.ExpirationTime), valueOrNA(ca.ValidFrom))
			}
		}
	}
	return w.Flush()
}