// smb:// -> enumerate servers through browsing
            Address addr;
            try {
                addr = locator.getAddress();
            } catch (final CIFSException e) {
                if (e.getCause() instanceof UnknownHostException) {
                    log.debug("Failed to find master browser", e);
                    throw new SmbUnsupportedOperationException();
                }
                throw e;

            }
        });

        // Thread 2: Continuously reads trees
        executor.submit(() -> {
            try {
                for (int i = 0; i < iterations; i++) {
                    // This would cause ConcurrentModificationException with ArrayList
                    session.getSmbTree("readshare", null);
                    successCount.incrementAndGet();
                }
            } catch (Exception e) {

        resolutionErrorHandler.throwErrors(request, result);
        assertEquals(1, result.getArtifacts().size());

        //
        // Put in a bogus file to make sure missing files cause the resolution to fail.
        //
        file = new File(getBasedir(), "src/test/repository-system/maven-monkey-2.1.0.jar");
        assertFalse(file.exists());
        d.setSystemPath(file.getCanonicalPath());

    public void test_addChain_withNull() {
        // ArrayUtils.addAll handles null gracefully by adding it to the array
        authenticationManager.addChain(null);

        // Verify null chain doesn't cause issues during operations
        User user = createTestUser("testuser");
        try {
            authenticationManager.insert(user);
            fail("Should throw NullPointerException when processing null chain");

        assertEquals(SessionServicePacket.SESSION_REQUEST, readPacket.type);
        assertTrue(bytesRead > 0);
    }

    @Test
    @DisplayName("Empty InputStream should cause IOException")
    void testReadTrailerWireFormatEmptyStream() {
        ByteArrayInputStream emptyStream = new ByteArrayInputStream(new byte[0]);
        SessionRequestPacket packet = new SessionRequestPacket(mockConfig);

     */
    protected String detailedMessage(final Throwable t) {
        if (t == null) {
            return "Unknown";
        }
        Throwable target = t;
        if (target.getCause() == null) {
            return target.getClass().getSimpleName() + "[" + target.getMessage() + "]";
        }
        final StringBuilder sb = new StringBuilder();
        while (target != null) {

        assertEquals(share, shareCap.getValue());
        assertEquals(svc, svcCap.getValue());
    }

    // Edge/invalid inputs: null or empty share/service cause IllegalArgumentException (mocked)
    @ParameterizedTest
    @DisplayName("getSmbTree invalid inputs (null/empty) throw IllegalArgumentException")
    @CsvSource({ ",service", // null share

          coordinatorWakeUpAt = now + minDelayNanos
          try {
            backend.coordinatorWait(this@TaskRunner, minDelayNanos)
          } catch (_: InterruptedException) {
            // Will cause all tasks to exit unless more are scheduled!
            cancelAll()
          } finally {
            coordinatorWaiting = false
          }
        }
      }
    }
  }

  private Object invokeGeneratorMethod(Method generator, Object... args) {
    try {
      return generator.invoke(this, args);
    } catch (InvocationTargetException e) {
      throwIfUnchecked(e.getCause());
      throw new RuntimeException(e.getCause());
    } catch (Exception e) {
      throwIfUnchecked(e);
      throw new RuntimeException(e);
    }
  }

            }
            return consumer.test(configId, url);
        } catch (final ThumbnailGenerationException e) {
            if (e.getCause() == null) {
                logger.debug(e.getMessage());
            } else {
                logger.warn("Failed to process {}", id, e);
            }
        } catch (final Exception e) {