} catch (JobProcessingException e) {
            assertTrue(e.getMessage().contains("Thumbnail Process terminated."));
        } catch (NullPointerException e) {
            // May occur if ServletContext is not fully initialized
            // This is acceptable in test environment
        }
    }

    // Test executeThumbnailGenerator with timeout

        executor.shutdown();

        // Then - All operations should succeed
        assertTrue(exceptions.isEmpty(), "No exceptions should occur");
        assertEquals(threadCount * opsPerThread, successCount.get(), "All operations should succeed");
    }

    /**
     * Test that buffer cache handles allocation when cache is full.
     */
    @Test

    }

    /**
     * Safely add integers checking for overflow
     *
     * @param a first value
     * @param b second value
     * @return sum
     * @throws SmbException if overflow would occur
     */
    public int safeAdd(int a, int b) throws SmbException {
        totalValidations.incrementAndGet();

        long result = (long) a + (long) b;

 * quickly, since the row key is provided. However, {@code column(columnKey).size()} takes longer,
 * since an iteration across all row keys occurs.
 *
 * <p>Because a {@code TreeBasedTable} has unique sorted values for a given row, both {@code
 * row(rowKey)} and {@code rowMap().get(rowKey)} are {@link SortedMap} instances, instead of the

import org.dbflute.cbean.result.PagingResultBean;
import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service class for managing failure URLs that occur during web crawling.
 * Provides functionality to store, retrieve, and manage failed crawling attempts
 * with their associated error information.
 */
public class FailureUrlService {

     * required to use SMB URLs with the <code>java.net.URL</code> class. If this
     * method is not called before attempting to create an SMB URL with the
     * URL class the following exception will occur:
     * <blockquote>
     *
     * <pre>
     * Exception MalformedURLException: unknown protocol: smb
     *     at java.net.URL.&lt;init&gt;(URL.java:480)
     *     at java.net.URL.&lt;init&gt;(URL.java:376)

    }

    // Interaction: passing a mocked cause should not trigger interactions (nothing to call)
    @Test
    @DisplayName("Mocked cause: no interactions occur when stored as cause")
    void mockedCause_isStored_withoutInteraction() {
        // Arrange
        Throwable mocked = mock(Throwable.class);

        // Act

        synonymFile.synonymItemList = itemList;
    }

    public void test_selectList() {
        final PagingList<SynonymItem> itemList1 = synonymFile.selectList(0, 20); // error occurs
        assertEquals(5, itemList1.size());
        assertEquals(5, itemList1.getAllRecordCount());
        assertEquals(1, itemList1.getCurrentPageNumber());
        assertEquals(20, itemList1.getPageSize());

        byte[] data = { 0x01, 0x02 };
        // This constructor call itself should not throw an error, as it's just storing the values.
        // The error should occur when System.arraycopy is called.
        ByteEncodable encodable = new ByteEncodable(data, 1, 2); // off=1, len=2, data.length=2. 1+2 > 2

        byte[] dest = new byte[5];

        ExecutorService executor = Executors.newSingleThreadExecutor();
        try {
            Future<List<FileNotifyInformation>> future = executor.submit(() -> blockingHandle.watch());

            // Verify timeout occurs
            assertThrows(TimeoutException.class, () -> {
                future.get(100, TimeUnit.MILLISECONDS);
            });

            // Cancel the future
            future.cancel(true);