Inspired by the `createServer()` helper function in the [Got tests](https://github.com/sindresorhus/got/blob/1f1b6ffb6da13f483ef7f6bd92dd33f022e7de47/test/helpers/server.js)
Inspired by the `createServer()` helper function in the [Got tests](https://github.com/sindresorhus/got/blob/1f1b6ffb6da13f483ef7f6bd92dd33f022e7de47/test/helpers/server.js).
A simple interface for creating a preconfigured express instance listening for both HTTP and HTTPS traffic.
A self signed certificate is automatically generated for SSL. An associated CA certificate is also returned for you to validate against.