Effective Software Testing

Home
Archive
About
Unit or integration tests?
It doesn't matter!
 • 
Maurício Aniche
4
Tests breaking because of mocks, what to do?
I had to suddenly change the internals of a class a couple weeks ago.
 • 
Maurício Aniche
It has to be easy!
One of the biggest truths when it comes to developer testing is that it has to be easy!
 • 
Maurício Aniche
4
Test data builders or SQL files?
What's the best way to populate database data?
 • 
Maurício Aniche
2
What's the root cause of your lack of testing?
Whenever you gather a team to discuss their insufficient testing efforts, common responses include:
 • 
Maurício Aniche
Stop the bleeding
If you work on a legacy system, you probably have questioned a technical decision or two there.
 • 
Maurício Aniche
1
Test selection at Adyen
Saving time and resources
 • 
Maurício Aniche
How we can make it easy?
An example with code!
 • 
Maurício Aniche
Divide to conquer
In enterprise systems, especially those that are a little distributed, a common argument against unit testing is that "in real life, most bugs occur…
 • 
Maurício Aniche
3
"I would have found this bug with E2E tests" is a fallacy!
No, you would not! In fact, I would argue that focusing solely on E2E tests can actually have the opposite effect, meaning, you will find less bugs.
 • 
Maurício Aniche
1
Should my end-to-end tests never stub stuff?
My PhD supervisor used to say what words like always and never should never be used in software engineering.
 • 
Maurício Aniche
Internals vs peers, a nice guide on when to mock
We are all past the idea that a unit testing has to only test a single class, isolating it from all its dependencies.
 • 
Maurício Aniche
1
© 2025 Maurício Aniche
Privacy ∙ Terms ∙ Collection notice
Start writingGet the app
Substack is the home for great culture