The EU have published a number of papers in the last few months on how they will anticipate a no deal Brexit. They are not too in depth at all which lends itself to the view they absolutely expect a deal.
Export Licensing – https://ec.europa.eu/info/sites/info/files/file_import/import_and_export_licences_en.pdf
Customs – https://ec.europa.eu/info/sites/info/files/file_import/customs_and_indirect_taxation_en.pdf
Preferential Rules of Origin – https://ec.europa.eu/info/sites/info/files/file_import/preferential_rules_of_origin_en.pdf
Air Transport – https://ec.europa.eu/info/sites/info/files/file_import/air_transport_en.pdf
Road Transport – https://ec.europa.eu/info/sites/info/files/file_import/road_transport_en.pdf
Maritime Transport – https://ec.europa.eu/info/sites/info/files/file_import/maritime_transport_en.pdf