* use a shared {@link java.nio.ByteBuffer} instance, or use {@link
   * com.google.common.io.ByteStreams#newDataOutput()} to get a growable buffer.
   */
  public static byte[] toByteArray(int value) {
    return new byte[] {
      (byte) (value >> 24), (byte) (value >> 16), (byte) (value >> 8), (byte) value
    };
  }

  /**

   * use a shared {@link java.nio.ByteBuffer} instance, or use {@link
   * com.google.common.io.ByteStreams#newDataOutput()} to get a growable buffer.
   */
  public static byte[] toByteArray(long value) {
    // Note that this code needs to stay compatible with GWT, which has known
    // bugs when narrowing byte casts of long values occur.
    byte[] result = new byte[8];
    for (int i = 7; i >= 0; i--) {

   * use a shared {@link java.nio.ByteBuffer} instance, or use {@link
   * com.google.common.io.ByteStreams#newDataOutput()} to get a growable buffer.
   */
  @GwtIncompatible // doesn't work
  public static byte[] toByteArray(char value) {
    return new byte[] {(byte) (value >> 8), (byte) value};
  }

  /**
   * Returns the {@code char} value whose big-endian representation is stored in the first 2 bytes

      .isEqualTo("abc")
    assertFailsWith<IllegalStateException> {
      sinkReference.get().flush()
    }
    assertFailsWith<IllegalStateException> {
      sinkReference.get().write("ghi".toByteArray())
      sinkReference.get().emit()
    }
  }

  @Test
  fun getHeadersThrows() {
    server.enqueue(MockResponse.Builder().onRequestStart(CloseSocket()).build())