The blog post discusses the application of mutation testing beyond unit tests, demonstrating its effectiveness with an API built in Java using Spring Boot. It explains how mutation testing can assess the quality of various test ty...
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Bas Dijkstra is a test automation consultant and trainer with 18 years of experience, who enjoys biking, chess, and reading.
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The 'Valuable feedback, fast' course aims to provide a holistic approach to test automation, focusing on real-life challenges rather than just tools and techniques.
Mutation testing is essential for validating automated tests, ensuring they can detect changes in product behavior, and enhancing trust in testing processes.
Prioritizing quality over quantity in test automation is essential for improving product outcomes, rather than just increasing speed and volume.
The author explores using Claude Code to generate tests for a Spring Boot API, assessing the quality and coverage of the initial test suite while identifying areas for improvement.
The author details their experience using Claude Code for refactoring the RestAssured.Net codebase, highlighting the importance of control and oversight in AI-assisted development.
The author shares insights from their initial 2026 training sessions on BDD and contract testing, highlighting effective teaching methods and a goal to grow training revenue by 20%.
The post emphasizes the enduring importance of fundamental principles in test automation, revisiting five key areas and suggesting updates based on recent industry changes.
The author is excited to facilitate a hands-on tutorial on improving Playwright code at EuroSTAR 2026 in Oslo, emphasizing participant engagement and advocacy for best practices.
The author emphasizes the importance of focusing on their training business while managing various professional commitments and personal interests, particularly cycling.
The author, a freelancer and independent consultant with 11 years of experience, discusses the challenges of finding clients in a slowing market, particularly due to new regulations in the Netherlands. He shares various strategies...
The author reflects on the first half of 2025, discussing a shift from hourly billing to value-based consulting, which has been positively received by clients. They highlight the benefits of in-person training sessions over online...
The author reviews their 2025, highlighting achievements in fitness and professional engagements, while outlining plans for growth in training and cycling in 2026.
Taking a six-week break from LinkedIn has led to increased productivity, a focus on training, and a quieter mind for the author.
Taking a break from LinkedIn due to the rise of AI-generated content, the author plans to focus on offline activities and meaningful interactions.
The post discusses the process of building and improving Page Objects for UI automation using Playwright in TypeScript. It covers the iterative process of creating an initial Page Object, grouping element interactions, adding the ...
0My terms and conditions for using AI
2025-02-17 • technology linkedin
The author wrote a list of terms and conditions for using AI, which was originally posted on LinkedIn. The post received interesting comments, which made the author refine their thoughts on when to use AI. The author emphasizes th...
The author discusses the importance of testing tests and the quality of the RestAssured.Net test suite. They explore the use of mutation testing with Stryker.NET to improve the test suite and the code. The post details the process...
0On working and contributing to conferences abroad
2025-02-06 •
The author discusses their privilege of traveling for work and the balance they need to find between work and family. They have decided to say 'no' to conferences abroad, except for a few exceptions, due to the preference for in-h...
0My career and a thought experiment
2025-01-19 •
The author reflects on their career and considers the possibility of returning to full-time roles or joining a company on a permanent basis. They outline what they are looking for in a job, including responsibilities, terms and co...
0RestAssured .NET in 2024 - a review
2024-12-18 •
The post is a review of the changes, bug fixes, and new features introduced in RestAssured .NET in 2024. It covers the different versions released throughout the year and the specific changes made in each version. The author also ...
02024 - A year in review
2024-12-16 •
The author reflects on their professional achievements in 2024, including training, mentoring, consulting, and public speaking. They discuss their efforts to promote training services, work with corporate mentoring clients, and of...
The author discusses a new model for classifying automated tests, called the test automation quadrant, which focuses on the value of the test and its efficiency. The model aims to help testers assess their current situation and im...
0On ditching hourly and productizing my services
2024-12-05 •
The author discusses the benefits of moving away from hourly billing and towards value-based pricing for independent consulting services. They outline the problems with hourly billing and propose ideas for transitioning to value-b...