Hyperapp 2.0.0-beta.2-2.0.0-beta.4 include a change to the bundle that outputs an IIFE instead of the previous UMD build. This change breaks importing h and app with Jest for tests. To see this failure, clone this repo and run:
npm iTo see it works with a UMD build, either change the package.json to use hyperapp@2.0.0-beta.1 or use npm run hyperapp:umd to rebuild the current version as UMD.