}

    public void test_exceptionThrown() {
        // Test that the exception can be thrown and caught properly
        String expectedMessage = "Command execution error occurred";

        try {
            throw new CommandExecutionException(expectedMessage);
        } catch (CommandExecutionException e) {
            assertEquals(expectedMessage, e.getMessage());

public class DataStoreExceptionTest extends UnitFessTestCase {

    public void test_constructor_withMessage() {
        // Test with message only
        String message = "Data store error occurred";
        DataStoreException exception = new DataStoreException(message);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());

In your report please include:

 * Your contact information.
 * Names (real, nicknames, or pseudonyms) of any individuals involved. If there are additional
   witnesses, please include them as well.
 * Your account of what occurred, and if you believe the incident is ongoing. If there is a publicly
   available record (e.g. a mailing list archive or a public IRC logger), please include a link.
 * Any additional information that may be helpful.

        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join(5000); // 5 second timeout
        }

        // Verify no errors occurred during concurrent execution
        assertFalse(hasError.get());
    }

    }

    @Test
    @DisplayName("Should create RuntimeCIFSException with message")
    void testConstructorWithMessage() {
        // Given
        String message = "CIFS runtime error occurred";

        // When
        RuntimeCIFSException exception = new RuntimeCIFSException(message);

        // Then
        assertNotNull(exception);
        assertEquals(message, exception.getMessage());

    public void testConstructorWithMessageAndCause() {
        // Create exception with both message and cause
        String message = "Transport error occurred";
        IllegalStateException rootCause = new IllegalStateException("State error");
        TransportException exception = new TransportException(message, rootCause);

        // Verify both message and cause are set correctly

     * or milestone in the crawling process.
     */
    public enum StatsAction {
        /** Indicates that a URL was successfully accessed. */
        ACCESSED,
        /** Indicates that an exception occurred during URL access. */
        ACCESS_EXCEPTION,
        /** Indicates that a child URL was discovered. */
        CHILD_URL,
        /** Indicates that multiple child URLs were discovered. */
        CHILD_URLS,

  // value records whether the graph has been mutated since the corresponding
  // session has been run (this is detected in RecordMutation function). If the
  // string is empty, no mutation has occurred. Otherwise the string is a
  // description of the mutation suitable for returning to the user.
  //
  // Sessions are added to this map in TF_NewSession, and removed in
  // TF_DeleteSession.

     *
     * @param crawlingConfig the crawling configuration associated with the failure
     * @param errorName the name/type of the error that occurred
     * @param url the URL that failed to be crawled
     * @param e the exception that caused the failure
     * @return the stored or updated FailureUrl entity, or null if the exception should be ignored
     */

     */
    @Test
    public void testLoadPropertiesUrlThrowIOException() {
        exception.expect(IORuntimeException.class);
        exception.expectMessage(is("[ECL0040]IOException occurred, because java.io.IOException: load"));
        final Properties properties = new IOExceptionOccurProperties();
        PropertiesUtil.load(properties, url);
    }