<bountysource-plugin> --- Want to back this issue? **[Place a bounty on it!](https://www.bountysource.com/issues/70301-add-unit-tests-for-regeneration-watching-somehow?utm_campaign=plugin&utm_content=tracker%2F32879&utm_medium=issues&utm_source=github)** We accept bounties via [Bountysource](https://www.bountysource.com/?utm_campaign=plugin&utm_content=tracker%2F32879&utm_medium=issues&utm_source=github). </bountysource-plugin>