Tests: Add test_config validation for clientagent.
Tests: Add test_config validation for clientagent.

ketoo/Astron,blindsighttf2/Astron,ketoo/Astron,ketoo/Astron,pizcogirl/Astron,ketoo/Astron,blindsighttf2/Astron,blindsighttf2/Astron,pizcogirl/Astron,pizcogirl/Astron,blindsighttf2/Astron,pizcogirl/Astron