assertArrayEquals(clientChallenge, Arrays.copyOfRange(actual, 16 + 16, 16 + 16 + 8));
    }

    @Test
    @DisplayName("getPreNTLMResponse: uses OEM bytes, truncates to 14, verifies interactions")
    void testGetPreNTLMResponse_basicAndInteractions() throws Exception {
        // Arrange
        when(cifsContext.getConfig()).thenReturn(configuration);

    //                                                                        Small Helper
    //                                                                        ============
    /**
     * Verifies that the CRUD mode matches the expected mode.
     *
     * @param crudMode the actual CRUD mode
     * @param expectedMode the expected CRUD mode
     */

    //                                                                        Small Helper
    //                                                                        ============
    /**
     * Verifies that the CRUD mode matches the expected mode.
     *
     * @param crudMode the actual CRUD mode
     * @param expectedMode the expected CRUD mode
     */

            // Since FLAGS2_RESOLVE_PATHS_IN_DFS is 0x1000, when cast to byte it becomes 0
            // Therefore the method will always return false unless flags has all 0x00 bits set
            // This test verifies actual behavior
            testBlock.setFlags((byte) 0x00);
            assertFalse(testBlock.isResolveInDfs());

            // The correct implementation should check flags2, not flags

		} else if inuse {
			return errTierBackendNotEmpty
		}
	}
	config.Lock()
	delete(config.Tiers, tier)
	delete(config.drivercache, tier)
	config.Unlock()
	return nil
}

// Verify verifies if tier's config is valid by performing all supported
// operations on the corresponding warmbackend.
func (config *TierConfigMgr) Verify(ctx context.Context, tier string) error {
	d, err := config.getDriver(ctx, tier)

    //                                                                        Small Helper
    //                                                                        ============
    /**
     * Verifies that the provided CRUD mode matches the expected mode.
     * Throws a validation error if the modes do not match.
     *
     * @param crudMode the actual CRUD mode
     * @param expectedMode the expected CRUD mode

            assertEquals(threadCount * operationsPerThread, completedVerifies.get(), "All verifies should complete");

            // Performance check - should complete reasonably fast with optimized locking
            long duration = endTime - startTime;
            assertTrue(duration < 5000, "Concurrent verifies should complete within 5 seconds");
        }
    }

    @Nested

    //                                                                              JSP
    //                                                                           =========
    /**
     * Verifies that the CRUD mode matches the expected mode.
     *
     * @param crudMode the actual CRUD mode
     * @param expectedMode the expected CRUD mode
     */

   * Builder#Builder() ImmutableTable.Builder()} constructor.
   */
  public static <R, C, V> Builder<R, C, V> builder() {
    return new Builder<>();
  }

  /**
   * Verifies that {@code rowKey}, {@code columnKey} and {@code value} are non-null, and returns a
   * new entry with those values.
   */
  static <R, C, V> Cell<R, C, V> cellOf(R rowKey, C columnKey, V value) {
    return immutableCell(

* El frontend (ejecutándose en el navegador del usuario) envía ese `username` y `password` a una URL específica en nuestra API (declarada con `tokenUrl="token"`).
* La API verifica ese `username` y `password`, y responde con un "token" (no hemos implementado nada de esto aún).
    * Un "token" es solo un string con algún contenido que podemos usar luego para verificar a este usuario.