Testing
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Enterprise Java
Mocking Spring Security Context for Unit Testing
Today, while writing unit test case for one of the Java method which looks like below: public ApplicationUser getApplicationUser() { ApplicationUser…
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Enterprise Java
Boosting test performance with TestContainers
In my previous post on testing, I described how to use TestContainers to provide realistic test environments for database tests.…
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Software Development
Single Statement Unit Tests
Many articles and books have already been written about unit testing patterns and anti-patterns. I want to add one more…
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Core Java
Importance of given-when-then in unit tests and TDD
Recently, I’ve been writing rather about more advanced concepts related to automatic testing (mostly related to Spock). However, conducting my…
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Core Java
Automated Tests for Asynchronous Processes
It’s been a while since I’ve worked on a server-side application that had asynchronous behaviour that wasn’t already an event-driven…
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Software Development
Every project is test driven in the end
Let me give you the punch-line and then explain myself: As soon as testing starts every “project” becomes a test…
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Software Development
Never trust a passing test
One of the lessons when practising TDD is to never trust a passing test. If you haven’t seen the test…
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Core Java
Expected Exception Rule and Mocking Static Methods – JUnit
Today I was asked to consume a RESTful service so I started implementing it following Robert Cecil Martin’s rules for…
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Core Java
Unit testing Java data classes immutability with the Mutability Detector
In all our project, we use data classes which, by definition, contain data (fields) but no (business) logic. According to…
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