Over the past few years more and more people got interested in working remotely. There are many reasons why this new approach towards our daily work is gaining so much popularity but the main reason for it is the freedom that comes with the possibility of working from anywhere. But in the last few months […]
Most of our projects use codecov.io to check code coverage and improve review process. But high code coverage value itself is not telling anything about quality of the code and tests, so we always try to improve the way we test our products. You can read about our mutation testing practices and in this article […]
This post is a complementary check-list for these slides. Tech 4 key metricsLead time for changes (the time it takes to go from code committed to code successfully running in production) – good is less than an hourDeployment frequency – good is releasing changes multiple times per dayMean time to restore from a failure – […]
What is Mutation Testing? Mutations are automatically seeded into your codeTests are runIf your testsfail -> the mutation is killedpass -> the mutation lived The quality of your test suite can be measured by the percentage of mutations lived. In other words, your application code is automatically modified. When the production code changes then it […]
This post is about how we usually kick off feedback cycles with iterations on a product. After some customer development the team should have a few hypotheses about the value proposition of the product. The next logical step is to approve/disapprove some of those hypotheses, starting with the fundamentals: Are there customers out there who […]