assertThat(CertificateAdapters.algorithmIdentifier.toDer(algorithmIdentifier))
      .isEqualTo(bytes)
  }

  @Test fun `bit string`() {
    val bytes = "0304066e5dc0".decodeHex()
    val bitString = BitString("6e5dc0".decodeHex(), 6)

    assertThat(Adapters.BIT_STRING.fromDer(bytes)).isEqualTo(bitString)
    assertThat(Adapters.BIT_STRING.toDer(bitString)).isEqualTo(bytes)
  }

  @Test fun `cannot decode empty bit string`() {