/**
     * Reads a 16-bit character value with proper alignment.
     * @return the character value
     * @throws IOException if an I/O error occurs
     */
    public char readChar() throws IOException {
        align(2);
        return this.dis.readChar();
    }

    /**
     * Reads a single byte value.
     * @return the byte value
     * @throws IOException if an I/O error occurs
     */

  /**
   * Reads a char as specified by {@link DataInputStream#readChar()}, except using little-endian
   * byte order.
   *
   * @return the next two bytes of the input stream, interpreted as a {@code char} in little-endian
   *     byte order
   * @throws IOException if an I/O error occurs
   */
  @CanIgnoreReturnValue // to skip some bytes
  @Override
  public char readChar() throws IOException {
    return (char) readUnsignedShort();

  @Override
  short readShort();

  @CanIgnoreReturnValue // to skip some bytes
  @Override
  int readUnsignedShort();

  @CanIgnoreReturnValue // to skip some bytes
  @Override
  char readChar();

  @CanIgnoreReturnValue // to skip some bytes
  @Override
  int readInt();

  @CanIgnoreReturnValue // to skip some bytes
  @Override
  long readLong();

  @CanIgnoreReturnValue // to skip some bytes

    public void testReadChar() throws IOException {
        // 0x0041 is 'A'
        byte[] data = new byte[] { 0x00, 0x41, 0x00, 0x00 };
        PacDataInputStream pdis = createInputStream(data);
        assertEquals('A', pdis.readChar());
    }

    @Test
    public void testReadByte() throws IOException {
        byte[] data = new byte[] { 0x7F };
        PacDataInputStream pdis = createInputStream(data);

    assertEquals(false, in.readBoolean());
    assertEquals(100, in.readByte());
    assertEquals(-100, in.readByte());
    assertEquals(200, in.readUnsignedByte());
    assertEquals('\u6100', in.readChar());
    assertEquals(-12150, in.readShort());
    assertEquals(20675, in.readUnsignedShort());
    assertEquals(0xBEBAFECA, in.readInt());
    assertEquals(0xBEBAFECAEFBEADDEL, in.readLong());