describe Hbc::Container::Dmg, :cask do describe "#mount!" do it "does not store nil mounts for dmgs with extra data" do transmission = Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/local-transmission.rb") dmg = Hbc::Container::Dmg.new( transmission, Pathname(transmission.url.path), Hbc::SystemCommand, ) dmg.mount do |mounts| begin expect(mounts).not_to include nil ensure mounts.each(&dmg.public_method(:eject)) end end end end end