assertTrue(messages.hasMessageOf(property));
    }

    @Test
    public void test_addErrorsFrontPrefix() {
        String property = "testProperty";
        FessMessages result = messages.addErrorsFrontPrefix(property);
        assertNotNull(result);
        assertSame(messages, result);
        assertTrue(messages.hasMessageOf(property));
    }

    @Test

     * @param messages the messages to set
     */
    public void setMessages(final List<ChatMessage> messages) {
        synchronized (messagesLock) {
            if (messages == null) {
                this.messages = null;
            } else if (messages instanceof CopyOnWriteArrayList) {
                this.messages = messages;
            } else {
                this.messages = new CopyOnWriteArrayList<>(messages);
            }

            saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
        } catch (final Exception e) {
            logger.warn("Failed to create user: username={}, error={}", body.name, e.getMessage(), e);
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
        }

        try {
            userService.changePassword(username, form.password);
            saveInfo(messages -> messages.addSuccessChangedPassword(GLOBAL));
        } catch (final Exception e) {
            logger.warn("Failed to change password for user: username={}, error={}", username, e.getMessage(), e);
            throwValidationError(messages -> messages.addErrorsFailedToChangePassword(GLOBAL), toIndexPage);
        }

                logger.info("Created user: {}", entity.getName());
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to create user: {}", form.name, e);
                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),
                        this::asEditHtml);

            if (logger.isDebugEnabled()) {
                logger.debug("Invalid offset: {}", form.offset, e);
            }
            throwValidationError(messages -> messages.addErrorsResultSizeExceeded(GLOBAL), this::asListHtml);
        }

        throwValidationError(messages -> messages.addErrorsInvalidQueryUnknown(GLOBAL), this::asListHtml);
        return null; // ignore
    }

    /**

                }
            } catch (final Exception e) {
                throwValidationErrorApi(messages -> {
                    messages.addErrorsFailedToStartJob(GLOBAL, entity.getName());
                });
            }
        }).orElse(() -> {
            throwValidationErrorApi(messages -> {
                messages.addErrorsFailedToStartJob(GLOBAL, id);
            });
        });

                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),
                        this::asEditHtml);
            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    /**

        final List<ChatMessage> messages = session.getMessages();
        assertEquals(4, messages.size());
        assertEquals(ChatMessage.ROLE_USER, messages.get(0).getRole());
        assertEquals("User 2", messages.get(0).getContent());
        assertEquals(ChatMessage.ROLE_ASSISTANT, messages.get(1).getRole());
        assertEquals("Assistant 2", messages.get(1).getContent());

                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),
                        this::asEditHtml);
            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());