Re-Creating Megaman 2

Automated game system testing using Karma and Travis CI

A while ago I wrote about successes in testing and the ending of that article I talked about getting these system tests to run on Travis CI. Travis CI is a project that offers free build pipelines for open source projects on GitHub…

Phone Browser as Game Pad for your Big Screen Game

A couple of days ago I was spending half a day on a train and after a suggestion from my friend Eric, I decided to see if I could use my smart phone as a game pad for my game engine running on my computer.

Testing Randomness

How do you solve testing when using randomization? Values will by design be indeterministic, so what is a good way of knowing your program is doing the expected thing?

One of my clever colleagues, Orphis, mentioned in the bypassing the other day a tip about mocking…

Recording and Playing Human Input

A few months back I wrote an Input Recorder and an Input Player for my game engine. At the time it was merely for fun, but since I started testing seriously it’s been invaluable.

Complete System testing for Web Games

I’m going to wrap up the last 8 months in a short story to lay the premise.

The Synchronous Promise

In my game engine I have helper methods on objects that receive time that allows you to bind something to them for a certain amount of time or wait for a certain amount of time. Let me show the scene class as an example.

Level markup

I’ve chosen to use XML for level markup. I know that XML has a bad reputation in a lot of circles, but this will not be a post about defending my choice.

For now, each level has it’s own XML document. To create a new level you need at least a <scene type=”level” name=”Bubbleman”>…