[IMP] energy_selfconsumption: add invoicing and contract unit testing
requested to merge feature/IMP_energy_selfconsumption_add_invoicing_unit_testing into feature/IMP_energy_selfconsumption_invoicing_acquired_power
Changelog
- [IMP] energy_selfconsumption: unit testing added setup and method testing generation
- [FIX] energy_selfconsumption: inscription_ids not found and raising incorrect error when unit testing.
Edited by Daniil Digtyar Vasilieva