gitbook/docs/plugins/testing.md

Testing your plugin

Testing your plugin locally

Testing your plugin on your book before publishing it is possible using npm link.

In the plugin's folder, run:

$ npm link

Then in your book's folder:

$ npm link gitbook-plugin-<plugin's name>

Unit testing on Travis

gitbook-tester makes it easy to write Node.js/Mocha unit tests for your plugins. Using Travis.org, tests can be run on each commits/tags.