cask 'latest-with-appcast' do version :latest sha256 :no_check url "file://#{TEST_FIXTURE_DIR}/cask/caffeine.zip" appcast 'http://example.com/appcast.xml', checkpoint: '67cdb8a02803ef37fdbf7e0be205863172e41a561ca446cd84f0d7ab35a99d94' homepage 'http://example.com/with-appcast' app 'Caffeine.app' end