// Test that the constructor and getters work with proper setup
        FessConfig mockConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public Set<String> getApiPingEsFieldSet() {
                return new HashSet<>();
            }
        };
        ComponentUtil.register(mockConfig, "fessConfig");

        OptionalEntity<CharMappingItem> result = charMappingFile.get(1L);
        assertFalse(result.isPresent());
    }

    // Test get method with valid data
    public void test_get_validData() throws Exception {
        writeTestFile("a,b => c\nd,e => f\n");

        OptionalEntity<CharMappingItem> result1 = charMappingFile.get(1L);
        assertTrue(result1.isPresent());

    Long.MAX_VALUE - (1L << 11) + 1,
    Long.MAX_VALUE - 2,
    Long.MAX_VALUE - 1,
    Long.MAX_VALUE,
    -16,
    -1L << 53,
    -(1L << 53) - 1,
    -(1L << 53) - 2,
    -(1L << 53) - 3,
    -(1L << 53) - 4,
    -1L << 54,
    -(1L << 54) - 1,
    -(1L << 54) - 2,
    -(1L << 54) - 3,
    -(1L << 54) - 4,
    Long.MIN_VALUE + 2,
    Long.MIN_VALUE + 1,

        super.setUp();
        dataIndexHelper = new DataIndexHelper();
        setupMockComponents();
        // Reduce default interval to minimize test execution time
        dataIndexHelper.setCrawlingExecutionInterval(1L); // 1ms instead of 5000ms
    }

    private void setupMockComponents() {
        // Lightweight mock CrawlingConfigHelper
        ComponentUtil.register(new CrawlingConfigHelper() {
            @Override

  @AfterEach fun tearDown() {
    backend.shutdown()
  }

  @Test fun test() {
    val t1 = System.nanoTime() / 1e6

    val delays = mutableListOf(TimeUnit.MILLISECONDS.toNanos(1000), -1L)
    queue.schedule("task", TimeUnit.MILLISECONDS.toNanos(750)) {
      log.put("runOnce delays.size=${delays.size}")
      return@schedule delays.removeAt(0)
    }

     * in the format of [System.currentTimeMillis]. Specify -1L for both values to use the default
     * interval, 24 hours starting when the certificate is created.
     */
    fun validityInterval(
      notBefore: Long,
      notAfter: Long,
    ) = apply {
      require(notBefore <= notAfter && notBefore == -1L == (notAfter == -1L)) {
        "invalid interval: $notBefore..$notAfter"
      }

      "FINE: Q10000 starting              : task",
      "FINE: Q10000 finished run in   0 µs: task",
    )
  }

  @Test fun executeRepeated() {
    val delays = mutableListOf(50.µs, 150.µs, -1L)
    redQueue.schedule("task", 100.µs) {
      log += "run@${taskFaker.nanoTime}"
      return@schedule delays.removeAt(0)
    }

    taskFaker.advanceUntil(0.µs)
    assertThat(log).containsExactly()

        DataStoreParams params = new DataStoreParams();
        Map<String, Object> data = new HashMap<>();
        data.put("key1", "value1");
        callback.store(params, data);

        assertEquals(1L, callback.getDocumentSize());
        assertEquals(100L, callback.getExecuteTime());

        // Test multiple stores
        callback.store(params, data);
        callback.store(params, data);

            assertNotNull(lock);
        }

        @Test
        @DisplayName("Should create lock with negative values")
        void testConstructorWithNegativeValues() {
            lock = new Smb2Lock(-1L, -1L, -1);

            assertNotNull(lock);
        }
    }

    @Nested
    @DisplayName("Size Tests")
    class SizeTests {

        @Test
        @DisplayName("Should return constant size of 24 bytes")

        // Verify through toString that value is set
        assertTrue(info.toString().contains("endOfFile=" + endOfFile));
    }

    @ParameterizedTest
    @ValueSource(longs = { 0L, 1L, 100L, 1024L, Long.MAX_VALUE, -1L, Long.MIN_VALUE })
    @DisplayName("Test constructor with various end of file values")
    void testConstructorWithVariousValues(long endOfFile) {