}

  @Test
  fun ecdsaSignedByRsa() {
    val root =
      HeldCertificate.Builder()
        .certificateAuthority(0)
        .rsa2048()
        .build()
    val leaf =
      HeldCertificate.Builder()
        .certificateAuthority(0)
        .ecdsa256()
        .signedBy(root)
        .build()