).readHeaders()
    }.also { expected ->
      assertThat(expected.message).isEqualTo(
        "PROTOCOL_ERROR response malformed: mixed case name: Foo",
      )
    }
  }

  @Test
  fun emptyHeaderName() {
    hpackWriter!!.writeByteString("".encodeUtf8())
    assertBytes(0)
    assertThat(newReader(byteStream(0)).readByteString())
      .isEqualTo(ByteString.EMPTY)
  }

  @Test