b.Run("TLSv12", func(b *testing.B) {
			benchmarkHandshakeServer(b, VersionTLS12, TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
				CurveP521, testECDSACertificate, testECDSAPrivateKey)
		})
	})
}

func TestClientAuth(t *testing.T) {
	var certPath, keyPath, ecdsaCertPath, ecdsaKeyPath, ed25519CertPath, ed25519KeyPath string

	if *update {
		certPath = tempFile(clientCertificatePEM)
		defer os.Remove(certPath)