*                by the {@link #getMessage()} method).
     * @param cause   the cause (which is saved for later retrieval by the
     *                {@link #getCause()} method). A {@code null} value is
     *                permitted, and indicates that the cause is nonexistent or unknown.
     */
    public InterpolatorException(String message, Throwable cause) {

import org.jspecify.annotations.Nullable;

/**
 * Unchecked variant of {@link java.util.concurrent.ExecutionException}. As with {@code
 * ExecutionException}, the exception's {@linkplain #getCause() cause} comes from a failed task,
 * possibly run in another thread.
 *
 * <p>{@code UncheckedExecutionException} is intended as an alternative to {@code

        // Test with root cause
        Exception rootCause = new Exception("Root cause");
        DcerpcException ex3 = new DcerpcException("Error with cause", rootCause);
        assertEquals(rootCause, ex3.getCause());
    }

    @Test
    @DisplayName("Should verify error message lookup for known fault codes")
    void testErrorMessageLookup() {
        // Test message lookup using DcerpcException's static method

    exec.execute(task);
    runLatch.await();
    taskLatch.countDown();

    ExecutionException e = assertThrows(ExecutionException.class, () -> task.get(5, SECONDS));
    assertEquals(IllegalStateException.class, e.getCause().getClass());

    assertTrue(listenerLatch.await(5, SECONDS));
    assertTrue(task.isDone());
    assertFalse(task.isCancelled());
  }

    expected = assertThrows(PotentialDeadlockException.class, () -> lockA.lock());
    checkMessage(expected, "LockB -> LockA", "LockA -> LockB");
    // The causal chain should be cached.
    assertSame(firstException.getCause(), expected.getCause());
    // lockA should work after lockB is released.
    lockB.unlock();
    lockA.lock();
  }

  // Tests transitive deadlock detection.
  public void testDeadlock_threeLocks() {

    expected = assertThrows(PotentialDeadlockException.class, () -> lockA.lock());
    checkMessage(expected, "LockB -> LockA", "LockA -> LockB");
    // The causal chain should be cached.
    assertSame(firstException.getCause(), expected.getCause());
    // lockA should work after lockB is released.
    lockB.unlock();
    lockA.lock();
  }

  // Tests transitive deadlock detection.
  public void testDeadlock_threeLocks() {

            try {
              String result = Uninterruptibles.getUninterruptibly(currentFuture.get());
              finalResults.add(result);
            } catch (ExecutionException e) {
              finalResults.add(e.getCause());
            } catch (CancellationException e) {
              finalResults.add(CancellationException.class);
            } finally {
              awaitUnchecked(barrier);
            }
          }

    ListenableFuture<String> chain = buildChainingFuture(badInput);
    ExecutionException e = assertThrows(ExecutionException.class, () -> chain.get());
    assertSame(RuntimeException.class, e.getCause().getClass());
  }

  /** Proxy to throw a {@link RuntimeException} out of the {@link #get()} method. */
  public static class BadFuture extends SimpleForwardingListenableFuture<Integer> {

    ListenableFuture<String> chain = buildChainingFuture(badInput);
    ExecutionException e = assertThrows(ExecutionException.class, () -> chain.get());
    assertSame(RuntimeException.class, e.getCause().getClass());
  }

  /** Proxy to throw a {@link RuntimeException} out of the {@link #get()} method. */
  public static class BadFuture extends SimpleForwardingListenableFuture<Integer> {

        } catch (JobProcessingException e) {
            assertTrue(e.getMessage().contains("Failed to execute a crawl job"));
            assertNotNull(e.getCause());
            assertEquals("Test exception", e.getCause().getMessage());
        }
    }

    // Test execute with JobProcessingException in executeCrawler
    public void test_execute_executeCrawlerThrowsJobProcessingException() {