fun portValidAfterStart() {
    assertThat(server.port).isGreaterThan(0)
  }

  @Test
  fun hostNameValidAfterStart() {
    assertThat(server.hostName).isNotNull()
  }

  @Test
  fun proxyAddressValidAfterStart() {
    assertThat(server.proxyAddress).isNotNull()
  }

  @Test
  fun differentInstancesGetDifferentPorts() {
    val other = MockWebServer()
    other.use {
      other.start()