final long start = System.nanoTime();
        controller.delayForWaitingNewUrl();
        final long elapsed = (System.nanoTime() - start) / 1000000;

        assertTrue("Expected at least 1000ms delay", elapsed >= 950); // default is 1000ms
    }

    /**
     * Test delayForWaitingNewUrl with custom delay
     */
    public void test_delayForWaitingNewUrl_customDelay() {

        .addEqualityGroup(BloomFilter.create(Funnels.byteArrayFunnel(), 100, 0.02))
        .addEqualityGroup(BloomFilter.create(Funnels.byteArrayFunnel(), 200, 0.01))
        .addEqualityGroup(BloomFilter.create(Funnels.byteArrayFunnel(), 200, 0.02))
        .addEqualityGroup(BloomFilter.create(Funnels.unencodedCharsFunnel(), 100, 0.01))

     * Set to -1 to disable automatic purging of search logs.
     */
    @Min(-1)
    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeSearchLogDay;

    /**
     * Number of days to keep job logs before purging.
     * Set to -1 to disable automatic purging of job logs.
     */
    @Min(-1)
    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeJobLogDay;

    /**

        assertEquals(2, response2.getNum());

        // Sleep only until next second to ensure unique index name (typically <100ms)
        long currentMillis = System.currentTimeMillis();
        long millisUntilNextSecond = 1000 - (currentMillis % 1000);
        Thread.sleep(millisUntilNextSecond + 10); // +10ms buffer
        suggester.createNextIndex();
        SuggestItem[] items2 = getItemSet2();

        suggester.refresh();

        long oldWordsCount = suggester.getAllWordsNum();
        assertTrue(oldWordsCount > 0);

        // Minimal sleep to ensure timestamp separation (reduced from 2000ms to 100ms total)
        Thread.sleep(50);
        ZonedDateTime threshold = ZonedDateTime.now();
        Thread.sleep(50);

        // Index new data after threshold
        document = new HashMap<>();

                                                   value="${f:h(errorCountMin)}" class="form-control"
                                                   min="0" max="100000">
                                        </div>
                                        <div class="mx-sm-2">-</div>
                                        <div>

# Maximum number of docboost records to fetch per page.
page.docboost.max.fetch.size=1000
# Maximum number of keymatch records to fetch per page.
page.keymatch.max.fetch.size=1000
# Maximum number of labeltype records to fetch per page.
page.labeltype.max.fetch.size=1000
# Maximum number of roletype records to fetch per page.
page.roletype.max.fetch.size=1000
# Maximum number of user records to fetch per page.

                                               value="${f:h(sortOrder)}" class="form-control"
                                               min="0" max="100000">
                                    </div>
                                </div>
                                <div class="form-group row">

                                               value="${f:h(sortOrder)}" class="form-control"
                                               min="0" max="100000">
                                    </div>
                                </div>
                            </div>
                            <div class="card-footer">

        final long start2 = System.nanoTime();
        controller.delayBeforeProcessing();
        final long elapsed2 = (System.nanoTime() - start2) / 1000000;
        assertTrue("Second access should delay at least 100ms", elapsed2 >= 90);
    }

    /**
     * Test that cache is thread-safe with concurrent access
     */
    public void test_cacheThreadSafety() {
        final int numTasks = 50;