<span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Application startup complete.
     <span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Application startup complete.
     <span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Application startup complete.
```

</div>

////

        }).createPageNumberList());

        return userList;
    }

    /**
     * Retrieves a user by their unique identifier.
     * Loads the user through the authentication manager for complete user data.
     *
     * @param id the unique identifier of the user
     * @return an OptionalEntity containing the user if found
     */
    public OptionalEntity<User> getUser(final String id) {

                TransferResourceAndSize entry = entries.next();
                long total = entry.resource.getContentLength();
                long complete = entry.transferredBytes;
                buffer.append(getStatus(entry.resource.getResourceName(), complete, total));
                if (entries.hasNext()) {
                    buffer.append(" | ");
                }
            }
        }

        } catch (Exception e) {
            // Expected
        }
        long duration = System.currentTimeMillis() - startTime;

        // Test should complete in under 1 second (much less than the original 25+ seconds)
        assertTrue("Test should complete quickly (duration: " + duration + "ms)", duration < 1000);
    }

    // Fast mock implementations to minimize overhead

     <span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Application startup complete.
     <span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Application startup complete.
     <span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Application startup complete.
```

</div>

////

                events.add("start:" + phase + ":" + message);
            }

            @Override
            public void onPhaseComplete(String phase) {
                events.add("complete:" + phase);
            }

            @Override
            public void onChunk(String content, boolean done) {
                events.add("chunk:" + content + ":" + done);
            }

            @Override

  private static final String RESULT_DATA = "SUCCESS";

  private SettableFuture<String> outputFuture;
  // Signals that the function is waiting to complete
  private CountDownLatch funcIsWaitingLatch;
  // Signals the function so it will complete
  private CountDownLatch funcCompletionLatch;

  @Override
  protected ListenableFuture<String> buildChainingFuture(ListenableFuture<Integer> inputFuture) {

  private static final String RESULT_DATA = "SUCCESS";

  private SettableFuture<String> outputFuture;
  // Signals that the function is waiting to complete
  private CountDownLatch funcIsWaitingLatch;
  // Signals the function so it will complete
  private CountDownLatch funcCompletionLatch;

  @Override
  protected ListenableFuture<String> buildChainingFuture(ListenableFuture<Integer> inputFuture) {

            });
        }

        // Start all threads simultaneously
        startLatch.countDown();

        // Wait for completion
        assertTrue(endLatch.await(30, TimeUnit.SECONDS), "All threads should complete within timeout");
        executor.shutdown();

        // Then - Verify no exceptions occurred
        if (!exceptions.isEmpty()) {
            fail("Concurrent operations caused exceptions: " + exceptions.get(0));

        field.setAccessible(true);
        final int value = (int) field.get(null);

        assertEquals("EXPECTED_INDEX_COUNT should be 1", 1, value);
    }

    /**
     * Integration test for complete index lifecycle with refactored methods.
     * Tests that createNextIndex and switchIndex work together correctly.
     * Note: Full lifecycle testing is covered by SuggesterTest.test_switchIndex()
     */
    @Test