* Tests the {@link PacUnicodeString#check(String)} method with a string of incorrect length.
     */
    @Test
    void testCheck_withInvalidLength_throwsException() {
        // Length is 10 bytes, so expected string length is 5 characters
        PacUnicodeString pacString = new PacUnicodeString((short) 10, (short) 20, 100);
        String testString = "too-long"; // Length is 8

        // Expect a PACDecodingException to be thrown

            // Write string data at stringOffset
            System.arraycopy(pathBytes, 0, buffer, stringOffset, pathBytes.length);
            buffer[stringOffset + pathBytes.length] = 0;
            buffer[stringOffset + pathBytes.length + 1] = 0;

            offset += referralSize;
            stringOffset += pathBytes.length + 2;
        }

        return buffer;
    }

                Arguments.of((LongGetter) FileEntry::length, -100L, "negative length"),
                Arguments.of((LongGetter) FileEntry::length, 0L, "zero length"),
                Arguments.of((LongGetter) FileEntry::length, 1L, "small length"));
    }

    @ParameterizedTest(name = "Long getter {2} returns {1}")
    @MethodSource("longGetterProvider")

   */
  public static double[] concat(double[]... arrays) {
    long length = 0;
    for (double[] array : arrays) {
      length += array.length;
    }
    double[] result = new double[checkNoOverflow(length)];
    int pos = 0;
    for (double[] array : arrays) {
      System.arraycopy(array, 0, result, pos, array.length);
      pos += array.length;
    }
    return result;
  }

            assertEquals(128, crawlingInfoHelper.generateId(value.substring(0, 440)).length());
            assertEquals(128, crawlingInfoHelper.generateId(value.substring(0, 450)).length());
            assertEquals(128, crawlingInfoHelper.generateId(value.substring(0, 460)).length());
            assertEquals(128, crawlingInfoHelper.generateId(value.substring(0, 470)).length());

      for (String comp : components) {
        sb.append(comp);
        sb.append(DELIMITER_STRING);
      }
      if (sb.length() > 0) {
        sb.setLength(sb.length() - DELIMITER_STRING.length());
      }
      dummy ^= sb.toString().length();
    }
    return dummy;
  }

        String[] results = relatedQueryHelper.getRelatedQueries("java");
        assertEquals(2, results.length);
        assertEquals("programming", results[0]);
        assertEquals("tutorial", results[1]);

        results = relatedQueryHelper.getRelatedQueries("python");
        assertEquals(2, results.length);
        assertEquals("scripting", results[0]);
        assertEquals("data science", results[1]);
    }

            this.wordCount = paramWords.length / 2;
        }

        void setBytes(byte[] bytes) {
            this.bytes = bytes;
            this.byteCount = bytes.length;
        }

        @Override
        int writeParameterWordsWireFormat(byte[] dst, int dstIndex) {
            System.arraycopy(paramWords, 0, dst, dstIndex, paramWords.length);
            return paramWords.length;
        }

        @Override

        // Verify description
        byte[] descr = NetServerEnum2.DESCR[0].getBytes("ASCII");
        byte[] writtenDescr = new byte[descr.length];
        System.arraycopy(dst, 2, writtenDescr, 0, descr.length);
        assertArrayEquals(descr, writtenDescr);

        int currentIndex = 2 + descr.length;
        // Verify level (0x0001)
        assertEquals(1, (dst[currentIndex] & 0xFF) | ((dst[currentIndex + 1] & 0xFF) << 8));

        // Definite-length short form (length 10)
        InputStream s = new ByteArrayInputStream(new byte[] { 0x0A });
        int length = ASN1Util.readLength(s, 100, false);
        assertEquals(10, length);
    }

    @Test
    void testReadLength_LongForm() throws IOException {
        // Definite-length long form (length 256)