assertFailsWith<UnknownServiceException> {
      client.newCall(request).execute()
    }.also { expected ->
      assertThat(expected.message).isEqualTo(
        "CLEARTEXT communication not enabled for client",
      )
    }
  }

  @Test
  fun httpsCallsFailWhenProtocolIsH2PriorKnowledge() {
    client =
      client.newBuilder()

clock.museum
coal.museum
coastaldefence.museum
cody.museum
coldwar.museum
collection.museum
colonialwilliamsburg.museum
coloradoplateau.museum
columbia.museum
columbus.museum
communication.museum
communications.museum
community.museum
computer.museum
computerhistory.museum
comunicações.museum
contemporary.museum
contemporaryart.museum
convent.museum
copenhagen.museum