/**
     * @throws Exception
     */
    @Test
    public void testIsToOs() throws Exception {
        final int result = copy(is, os);
        assertThat(result, is(srcBytes.length));
        assertThat(os.toByteArray(), is(srcBytes));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testReaderToWriter() throws Exception {
        final int result = copy(reader, writer);

        .isEqualTo(new short[] {(short) 1, (short) 2, (short) 3, (short) 4});
  }

  @GwtIncompatible // Shorts.toByteArray
  public void testToByteArray() {
    assertThat(Shorts.toByteArray((short) 0x2345)).isEqualTo(new byte[] {0x23, 0x45});
    assertThat(Shorts.toByteArray((short) 0xFEDC)).isEqualTo(new byte[] {(byte) 0xFE, (byte) 0xDC});
  }

  @GwtIncompatible // Shorts.fromByteArray

        .isEqualTo(new short[] {(short) 1, (short) 2, (short) 3, (short) 4});
  }

  @GwtIncompatible // Shorts.toByteArray
  public void testToByteArray() {
    assertThat(Shorts.toByteArray((short) 0x2345)).isEqualTo(new byte[] {0x23, 0x45});
    assertThat(Shorts.toByteArray((short) 0xFEDC)).isEqualTo(new byte[] {(byte) 0xFE, (byte) 0xDC});
  }

  @GwtIncompatible // Shorts.fromByteArray

      length: Int,
    ) {
      check(type == -1)
      this.type = Http2.TYPE_DATA
      this.inFinished = inFinished
      this.streamId = streamId
      this.data = source.readByteString(length.toLong()).toByteArray()
    }

    override fun rstStream(
      streamId: Int,
      errorCode: ErrorCode,
    ) {
      check(type == -1)
      this.type = Http2.TYPE_RST_STREAM
      this.streamId = streamId

    return new String(chars);
  }

  private static byte[] toByteArray(int... bytes) {
    byte[] realBytes = new byte[bytes.length];
    for (int i = 0; i < bytes.length; i++) {
      realBytes[i] = (byte) bytes[i];
    }
    return realBytes;
  }

  private static void assertWellFormed(int... bytes) {
    assertTrue(Utf8.isWellFormed(toByteArray(bytes)));
  }

    return new String(chars);
  }

  private static byte[] toByteArray(int... bytes) {
    byte[] realBytes = new byte[bytes.length];
    for (int i = 0; i < bytes.length; i++) {
      realBytes[i] = (byte) bytes[i];
    }
    return realBytes;
  }

  private static void assertWellFormed(int... bytes) {
    assertTrue(Utf8.isWellFormed(toByteArray(bytes)));
  }

    assertThat(data1.type).isEqualTo(Http2.TYPE_DATA)
    assertThat(data1.streamId).isEqualTo(3)
    assertArrayEquals("abcde".toByteArray(), data1.data)
    val data2 = peer.takeFrame()
    assertThat(data2.type).isEqualTo(Http2.TYPE_DATA)
    assertThat(data2.streamId).isEqualTo(3)
    assertArrayEquals("fghi".toByteArray(), data2.data)
  }

  /**

            exception.printStackTrace(writer);
            writer.flush();
            append(buf, "exception", () -> StringEscapeUtils.escapeJson(new String(baos.toByteArray(), Constants.CHARSET_UTF_8)));
        } catch (final IOException e) {
            append(buf, "exception", () -> StringEscapeUtils.escapeJson(e.getMessage()));
        }
        return buf;
    }

            final ObjectOutputStream oos = new ObjectOutputStream(baos);
            try {
                oos.writeObject(obj);
            } finally {
                oos.close();
            }
            return baos.toByteArray();
        } catch (final IOException ex) {
            throw new IORuntimeException(ex);
        }
    }

    /**
     * {@literal byte}の配列をオブジェクトに変換します。
     *
     * @param bytes

        assertArgumentNotNull("is", is);

        final ByteArrayOutputStream os = new ByteArrayOutputStream(BUF_SIZE);
        CopyUtil.copy(is, os);
        return os.toByteArray();
    }

    /**
     * {@link InputStream#available()}の例外処理をラップしたメソッドです。
     *
     * @param is
     *            入力ストリーム。{@literal null}であってはいけません
     * @return 可能なサイズ
     */