Feb 12 · 10 min read · Mutation Testing: Verify Real Code Quality in 2025 High code coverage numbers create a dangerous illusion. Teams celebrate 90% coverage while critical bugs slip into production because their tests verify nothing meaningful. Traditional coverage metri...
Join discussionOct 31, 2025 · 7 min read · In this chapter, we will test how data is fetched, stored, and mapped between the data and domain layers. We will test these components for the GetArtUseCase ArtEntity - Room database table ArtDao - database access functions Mappers - convert betw...
Join discussionMay 17, 2025 · 2 min read · Cuando empecé en QA Automation, pensaba que tener tests que “pasan” era suficiente.Escribía mis automatizaciones, las ejecutaba en CI, y si todo salía verde… misión cumplida, ¿no? Hasta que conocí el mutation testing. Este enfoque me abrió los ojos. ...
Join discussionApr 3, 2025 · 3 min read · I've been a big fan of Mutation Testing since I discovered PIT. As I dive deeper into Rust, I wanted to check the state of mutation testing in Rust. Starting with cargo-mutants I found two crates for mutation testing in Rust: cargo-mutants and muta...
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Mar 14, 2024 · 9 min read · Imagine a world full of bugs and weird happenings, but we’re not talking about bugs you find under a rock—we’re diving into the cool world of checking smart contracts for mistakes, called solidity mutation testing. This special testing is like a supe...
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Dec 25, 2023 · 4 min read · Mutation testing is a powerful approach for enhancing the quality and effectiveness of your unit tests. It involves making small changes (mutations) to your program's source code and checking if the existing tests detect these changes. In Java, sever...
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Jul 12, 2023 · 17 min read · Welcome to the fourth and final instalment of my series on Advanced Software Testing Techniques. Throughout this journey, I have shared some insights gained from my academic pursuits and hands-on experiences in the realm of software testing. Today, I...
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Feb 19, 2023 · 6 min read · How do we know that the unit tests we develop are efficient enough to ensure the quality of our code? We usually believe that high code coverage is a good indicator that our code does what we expect, but this is not always true. Let's test this with ...
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Jan 6, 2023 · 4 min read · I recently was investigating about best practices for my testing on Android. You can easily make Unit, Instrumentation and UI testing, using tools like JUnit and Espresso. But the question that I always have when writing my test is the next: How many...
Join discussionDec 15, 2022 · 3 min read · Some months ago I wrote about how to use mutation testing in a Kotlin project, you can read it here After some months of having Mutation Testing in production as part of our CI we have learned a lot, I’m going to summarise the takeaways. First of all...
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