assertEquals("All lines should be processed", 5000, receivedLines.size());
        assertEquals("First line", "Line number 0", receivedLines.get(0));
        assertEquals("Last line", "Line number 4999", receivedLines.get(4999));
    }

    public void test_run_concurrentAccess() throws InterruptedException {
        String input = "concurrent1\nconcurrent2\nconcurrent3";

    ticker.advance(1);
    assertEquals("1.000 \u03bcs", stopwatch.toString());
    ticker.advance(1);
    assertEquals("1.001 \u03bcs", stopwatch.toString());
    ticker.advance(8998);
    assertEquals("9.999 \u03bcs", stopwatch.toString());
    stopwatch.reset();
    stopwatch.start();
    ticker.advance(1234567);
    assertEquals("1.235 ms", stopwatch.toString());
    stopwatch.reset();
    stopwatch.start();

                "12-:-X888", //
                "-X999",//
        };

        System.setProperty("java.version", "1.8.0_171");
        String[] values = JvmUtil.filterJvmOptions(args);
        assertEquals("-X111", values[0]);
        assertEquals("-X222", values[1]);
        assertEquals("-X555", values[2]);
        assertEquals("-X999", values[3]);

        System.setProperty("java.version", "11.0.1");

    }

    // Test getAsString with default value and non-String value
    public void test_getAsStringWithDefaultValueAndNonStringValue() {
        dataStoreParams.put("intKey", 999);
        assertEquals("999", dataStoreParams.getAsString("intKey", "defaultValue"));
    }

    // Test containsKey
    public void test_containsKey() {
        assertFalse(dataStoreParams.containsKey("key1"));

        // Test getId method from parent class
        StopwordsItem item1 = new StopwordsItem(0, "word1");
        assertEquals(0, item1.getId());

        StopwordsItem item2 = new StopwordsItem(999, "word2");
        assertEquals(999, item2.getId());

        StopwordsItem item3 = new StopwordsItem(-1, "word3");
        assertEquals(-1, item3.getId());
    }

    public void test_createMode() {

        // Test with positive values
        searchRenderData.setCurrentPageNumber(1);
        assertEquals(1, searchRenderData.getCurrentPageNumber());

        searchRenderData.setCurrentPageNumber(999);
        assertEquals(999, searchRenderData.getCurrentPageNumber());

        // Test with negative value
        searchRenderData.setCurrentPageNumber(-5);
        assertEquals(-5, searchRenderData.getCurrentPageNumber());
    }

        assertEquals(0, docList.getContentSize());
        assertEquals(0, docList.getProcessingTime());

        docList.addContentSize(1000);
        docList.addProcessingTime(999);
        assertEquals(1000, docList.getContentSize());
        assertEquals(999, docList.getProcessingTime());

        docList.clear();
        assertEquals(0, docList.getContentSize());
        assertEquals(0, docList.getProcessingTime());
    }

    checkFromStringCase("[[:]]", 86, "[:]", 86, false);
    checkFromStringCase("x:y:z", 87, "x:y:z", 87, false);
    checkFromStringCase("", 88, "", 88, false);
    checkFromStringCase(":", 99, "", 99, false);
    checkFromStringCase(":123", -1, "", 123, true);
    checkFromStringCase("\nOMG\t", 89, "\nOMG\t", 89, false);
  }

  private static void checkFromStringCase(
      String hpString,

    checkFromStringCase("[[:]]", 86, "[:]", 86, false);
    checkFromStringCase("x:y:z", 87, "x:y:z", 87, false);
    checkFromStringCase("", 88, "", 88, false);
    checkFromStringCase(":", 99, "", 99, false);
    checkFromStringCase(":123", -1, "", 123, true);
    checkFromStringCase("\nOMG\t", 89, "\nOMG\t", 89, false);
  }

  public void testFromStringParseableIncompleteAddresses() {

    // Now add values near 2^N for lots of values of N.
    for (int exponent : asList(2, 3, 4, 9, 15, 16, 17, 24, 25, 30)) {
      int x = 1 << exponent;
      intValues.add(x, x + 1, x - 1);
    }
    intValues.add(9999).add(10000).add(10001).add(1000000); // near powers of 10
    intValues.add(5792).add(5793); // sqrt(2^25) rounded up and down
    POSITIVE_INTEGER_CANDIDATES = intValues.build();
    NEGATIVE_INTEGER_CANDIDATES =