require 'rails_helper' require 'import/otrs/history_examples' RSpec.describe Import::OTRS::History do let(:start_import_test) { described_class.new(object_structure) } let(:object_structure) { load_history_json('article/default') } it 'requires an implementation of init_callback' do expect { start_import_test }.to raise_error(RuntimeError) end end