Expose ...OrderAdjustmentsRecalculator#calculate_eligibility bug

[julienanne]

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Summary

Spec to expose the inaccurate adjustment eligibility with shipping promotion action during Spree::Promotion::OrderAdjustmentsRecalculator call The issue #2387 expose many different way to have the trouble and to correct them temporary but not definitively ;) Sorry but can't, at the moment, propose a correction PR just a failing spec to expose the trouble for inspiration. I make it draft for the moment.

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[waiting-for-dev]

Thanks, @julienanne. Marking it as a draft for now.