describe "conflicts_with", :cask do describe "conflicts_with cask" do let(:local_caffeine) { Hbc::CaskLoader.load(cask_path("local-caffeine")) } let(:with_conflicts_with) { Hbc::CaskLoader.load(cask_path("with-conflicts-with")) } it "installs the dependency of a Cask and the Cask itself" do Hbc::Installer.new(local_caffeine).install expect(local_caffeine).to be_installed expect { Hbc::Installer.new(with_conflicts_with).install }.to raise_error(Hbc::CaskConflictError, "Cask 'with-conflicts-with' conflicts with 'local-caffeine'.") expect(with_conflicts_with).not_to be_installed end end end