What is the Business Value of Unit Testing? Part 2

In the previous post, we started on a business application with the requirement:

As a user, I need a way to enter a number. Once the number has been entered, I need it to be printed back to me. The customer loves the app! But has a few new requirements for us:

As a user, I need a way to enter a number. Once the number has been entered, I need it to be printed back to me.

If a number evenly divisible by 3 is entered, the user should receive back “Fizz” rather than the number

Keep the story going. Sign up for an extra free read.

You've completed your member preview for this month, but when you sign up for a free Medium account, you get one more story.
Already have an account? Sign in

Russell Hammett Jr. (Kritner)

Written by

Just a boring Application Developer/Dad. I enjoy gaming, learning new technologies, reading, and potentially other stuff. That’s about it.

Welcome to a place where words matter. On Medium, smart voices and original ideas take center stage - with no ads in sight. Watch
Follow all the topics you care about, and we’ll deliver the best stories for you to your homepage and inbox. Explore
Get unlimited access to the best stories on Medium — and support writers while you’re at it. Just $5/month. Upgrade