require 'rails_helper' RSpec.describe DiscourseNarrativeBot::CertificateGenerator do let(:user) { Fabricate(:user) } describe 'when an invalid date is given' do it 'should default to the current date' do expect { described_class.new(user, "2017-00-10") }.to_not raise_error end end describe '#logo_group' do describe 'when SiteSetting.logo_small_url is blank' do before do SiteSetting.logo_small_url = '' end it 'should not try to fetch a image' do expect(described_class.new(user, "2017-02-10").send(:logo_group, 1, 1, 1)) .to eq(nil) end end end end