assertThrows(
        IllegalArgumentException.class, () -> Chars.fromByteArray(new byte[Chars.BYTES - 1]));
  }

  @GwtIncompatible // Chars.fromBytes
  public void testFromBytes() {
    assertThat(Chars.fromBytes((byte) 0x23, (byte) 0x45)).isEqualTo('\u2345');
    assertThat(Chars.fromBytes((byte) 0xFE, (byte) 0xDC)).isEqualTo('\uFEDC');
  }

  @GwtIncompatible // Chars.fromByteArray, Chars.toByteArray

    assertThrows(IllegalArgumentException.class, () -> Shorts.fromByteArray(new byte[] {0x01}));
  }

  @GwtIncompatible // Shorts.fromBytes
  public void testFromBytes() {
    assertThat(Shorts.fromBytes((byte) 0x23, (byte) 0x45)).isEqualTo((short) 0x2345);
    assertThat(Shorts.fromBytes((byte) 0xFE, (byte) 0xDC)).isEqualTo((short) 0xFEDC);
  }

  @GwtIncompatible // Shorts.fromByteArray, Shorts.toByteArray

        IllegalArgumentException.class, () -> Ints.fromByteArray(new byte[Ints.BYTES - 1]));
  }

  public void testFromBytes() {
    assertThat(Ints.fromBytes((byte) 0x12, (byte) 0x13, (byte) 0x14, (byte) 0x15))
        .isEqualTo(0x12131415);
    assertThat(Ints.fromBytes((byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC))
        .isEqualTo(0xFFEEDDCC);
  }

  public void testByteArrayRoundTrips() {

        try (final BufferedInputStream bis = new BufferedInputStream(responseData.getResponseBody())) {
            final byte[] bomBytes = new byte[UTF8_BOM_SIZE];
            bis.mark(UTF8_BOM_SIZE);
            final int size = bis.read(bomBytes);
            if (size < 3 || !isUtf8BomBytes(bomBytes)) {
                bis.reset();
            }
            final InputSource is = new InputSource(bis);