module Polytrix describe ChallengeRunner do subject(:runner) { ChallengeRunner.create_runner } let(:challenge) do Fabricate(:challenge, name: 'factorial', source_file: 'spec/fixtures/factorial.py', basedir: 'spec/fixtures') end describe '#run_challenge' do it 'executes a challenge' do expect(runner.run_challenge challenge).to be_an_instance_of Challenge end end end end