Not at all - it can effectively determine whether one is or is not training risk, their receptiveness to working in a multi-crew environment, and their ability to adapt to change and manage the pressure.
The fATPL may be a licence to fly, but it is not a ticket to work within any environment in the industry...
Perhaps this reinforces the point that self-selection is - perhaps - unwise, and that one should submit oneself to selection tests prior to commencing training to determine suitability.