FIM Test Fails in Manager in test_large_changes.py

[joaquinsgi]

Target version	Related issue	Related PR/dev branch
4.9.0 Beta 2	wazuh/wazuh#25078	4.9.0 Beta 1

Description

During the tests of: wazuh/wazuh#25078, in the build: https://ci.wazuh.info/job/Test_integration/47702/consoleFull, it has been detected an error in FIM Manager:

# Assert old content is shown in content_changes
17:54:43  >       assert '0' in event['data']['content_changes'], '"0" is the old value but it is not found within content_changes'
17:54:43  E       AssertionError: "0" is the old value but it is not found within content_changes
17:54:43  E       assert '0' in '1,1576c1,1576\n< 1\n< 

Pipeline Logs:

3          # Assert 'More changes' is shown when the command returns more than 'limit' characters
17:54:43          if metadata['has_more_changes']:
17:54:43              event = get_fim_event(timeout=T_20, callback=callback_detect_file_more_changes,
17:54:43                                    error_message='Did not find event with "More changes" within content_changes.')
17:54:43          else:
17:54:43              event = wazuh_log_monitor.start(timeout=T_20, callback=callback_detect_event,
17:54:43                                              error_message="Did not receive the expected FIM event").result()
17:54:43              assert 'More changes' not in event['data']['content_changes'], '"More changes" found within content_changes.'
17:54:43      
17:54:43          # Assert old content is shown in content_changes
17:54:43  >       assert '0' in event['data']['content_changes'], '"0" is the old value but it is not found within content_changes'
17:54:43  E       AssertionError: "0" is the old value but it is not found within content_changes
17:54:43  E       assert '0' in '1,1576c1,2\n< 1\n< 11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111\nMore changes...'
17:54:43  
17:54:43  test_fim/test_files/test_report_changes/test_large_changes.py:191: AssertionError

More Information

This build has another two failures: #5644 and #5646

Report Log:
manager_html_report_Test_integration_B47702.zip

This error and the issues from the same build have also been seen on the agent as well as the manager

[vikman90]

This issue is related to:

• Adapt or create FIM ITs related to new report_changes alerts messages wazuh#23403