brew/Library/Homebrew/test/cmd/bundle_spec.rb

describe "brew bundle", :integration_test, :needs_test_cmd_taps do
  describe "check" do
    it "checks if a Brewfile's dependencies are satisfied", :needs_network do
      setup_remote_tap "homebrew/bundle"

      HOMEBREW_REPOSITORY.cd do
        system "git", "init"
        system "git", "commit", "--allow-empty", "-m", "This is a test commit"
      end

      mktmpdir do |path|
        FileUtils.touch "#{path}/Brewfile"
        path.cd do
          expect { brew "bundle", "check" }
            .to output("The Brewfile's dependencies are satisfied.\n").to_stdout
            .and not_to_output.to_stderr
            .and be_a_success
        end
      end
    end
  end
end