I see. That's what I thought too.

Nice catch. I've revised the description. Hope it's clearer now.

it will automatically triggered despite there is no code that calls them.

Is the testing framework not "code" anymore? It takes one quick look to see that Math.pow is called inside mocha/lib/suite.js...

It is because of test suite. if the test code template were commented out, it is not happening.

Aww. Man. I am seeing your kumite everywhere and now I am a big fan of you.

cool