Unit Testing - Optivem

Unit Testing

TDD: Test Doubles in Unit Testing. Should we use Fakes? Stubs? Mocks?

February 14, 2022

TDD: Test Doubles in Unit Testing. Should we use Fakes? Stubs? Mocks? In unit testing, Test Doubles are used to …

The nightmare of flaky tests

February 3, 2022

The nightmare of flaky tests. And how to solve it. Remember those tests which SOMETIMES pass and SOMETIMES fail… without …

How to fail at TDD?

February 1, 2022

How to fail at TDD? TDD is painful for many teams. But over time, we learned to accept the pain.…

What’s a Unit Test? Integration Test? E2E Test?

January 25, 2022

What’s a Unit Test? Integration Test? E2E Test? Classicist vs Mockist interpretations? What’s a unit, interface & implementation? 1. UNIT …

When TDD goes bad

January 13, 2022

When TDD goes bad. When you feel that TDD is working against you. When you feel like it’s a big …

TIME is MONEY

January 5, 2022

TIME is MONEY. We don’t want to waste time. Can we PROVE what’s faster? Test-Driven Development (TDD) vs Test-Last Development …

100% Unit Testability in Hexagonal Architecture

January 4, 2022

100% Unit Testability in Hexagonal Architecture Let’s go back in time… to the “traditional” 3-layered architecture. Here, we implement the …

Unit tests: Run in isolation. Run fast. Run deterministically.

January 3, 2022

Unit tests: Run in isolation. Run fast. Run deterministically. Running in isolation means the tests should be independent of each …

Chicago TDD vs London TDD – Which one is should you use?

December 28, 2021

Chicago TDD vs London TDD – Which one is should you use? Is there one GLOBAL answer or is it …

DD Dialogue: London School vs Chicago School

December 27, 2021

TDD Dialogue: London School vs Chicago School. Do you find contradictions when reading about TDD? People can’t agree on what’s …