Jacek Smolak

I began working in IT in 2007, but it was when I came to HolidayCheck I started learning and valuing the meaning of Software Craftsmanship.

My main field of interest is TDD and clean code solutions. After all, we are all engineers talking to each other through code—let it be clear and understandable.

You can find me on Twitter.

In my free time I work on my open source project called stash-it.

All Posts by Jacek Smolak

Two questions every unit test should answer

We should write tests to prevent defects from happening. That is one of the key roles tests play. But not everyone knows there is more to writing tests than that....

Jacek Smolak Oct 15, 2019

Read this if you don't like TDD

Recently I saw a video titled "TDD for those who don't need it". It was plain and obvious. But then it struck me, as I realized that there are more...

Jacek Smolak May 24, 2019

Craft Consultants

As aspiring Software Craftsmen we are raising the bar of professional software development by practicing it and helping others learn the craft.

Jacek Smolak Nov 29, 2018

Migrating from Galen to Backstop

Visual regression testing has recently started gaining popularity- and for good reason. At its most basic, it’s a series of tests that run through your site, take screenshots of various...

Jacek Smolak Oct 30, 2018

Testing code that isn't there yet

It’s relatively easy to test a piece of code that is already there. Stub dependencies, check calls, returned values. Voilà, there you have it. But what about a code that...

Jacek Smolak Jan 2, 2018

#jbhc17 from my perspective

When I first heard about JB coming to HolidayCheck to work with us I was excited. I hadn’t heard much about him then, so I began googling him. I did...

Jacek Smolak Oct 20, 2017