If getting farts about environment var not being set
bundle exec rails db:environment:set RAILS_ENV=test
export RAILS_ENV=test
Gemini & where db:structure is involved
RAILS_ENV=test bundle exec rake db:drop db:create db:structure:load db:migrate db:seed
apps where structure.sql not tracked/managed
RAILS_ENV=test bundle exec rake db:drop db:create db:migrate db:seed