npm module tests

I'm planning on releasing a Node module out in the wild and was wondering if I should include tests written specifically for use with a test framework (i.e mocha) or tests that run with regular node (i.e node test.js).

What's the consensus on this?

You can't go too far wrong following some of the biggest projects in the ecosystem

https://github.com/visionmedia/express/tree/master/test https://github.com/senchalabs/connect/tree/master/test https://github.com/LearnBoost/websocket.io/tree/master/test