.isEqualTo("<< 0x00000003 10000 DATA          COMPRESSED")
  }

  /**
   * Ensures that valid flag combinations appear visually correct, and invalid show in hex.  This
   * also demonstrates how sparse the lookup table is.
   */
  @Test
  fun allFormattedFlagsWithValidBits() {
    val formattedFlags = mutableListOf<String>() // Highest valid flag is 0x20.
    for (i in 0..0x3f) formattedFlags.add(formatFlags(TYPE_HEADERS, i))

  }

  @Test fun peerHttp2ServerZerosCompressionTable() {
    val client = false // Peer is server, so we are client.
    val settings = Settings()
    settings[Settings.HEADER_TABLE_SIZE] = 0
    val connection = connectWithSettings(client, settings)

    // Verify the peer's settings were read and applied.
    assertThat(connection.peerSettings.headerTableSize).isEqualTo(0)

    frame.writeByte(Http2.TYPE_SETTINGS)
    frame.writeByte(FLAG_NONE)
    frame.writeInt(0) // Settings are always on the connection stream 0.
    frame.writeShort(1) // SETTINGS_HEADER_TABLE_SIZE
    frame.writeInt(reducedTableSizeBytes)
    frame.writeShort(2) // SETTINGS_ENABLE_PUSH
    frame.writeInt(0)
    reader.nextFrame(
      requireSettings = false,
      object : BaseTestHandler() {

2F0E          ; mapped                 ; 51AB          # 3.0  KANGXI RADICAL ICE
2F0F          ; mapped                 ; 51E0          # 3.0  KANGXI RADICAL TABLE
2F10          ; mapped                 ; 51F5          # 3.0  KANGXI RADICAL OPEN BOX
2F11          ; mapped                 ; 5200          # 3.0  KANGXI RADICAL KNIFE