Testing Fundamentals
Before choosing a testing tool or framework, it helps to understand the core testing concepts that underpin them all. These guides cover the fundamental testing types and techniques in plain language, with examples and practical guidance on when to use each.
What Is Regression Testing? Why It Matters and How to Automate It
Regression testing re-runs your test suite after a code change to confirm nothing that worked before is now broken. Here is why it matters, what to include, and how automated regression suites work.
What Is UAT Testing? User Acceptance Testing Explained
User acceptance testing (UAT) is the final validation that software meets business requirements before go-live. Here is what UAT checks, who does it, and how it relates to automated testing.
What Is Exploratory Testing? Finding Bugs That Scripts Miss
Exploratory testing is unscripted investigation where the tester simultaneously designs and executes tests. It finds bugs that automated scripts cannot — because those bugs were never anticipated.
What Is UI Testing? Testing the User Interface of Web Applications
UI testing verifies that a web application’s interface works correctly — from button clicks and form validation to cross-browser layout and complete user flows. Here is what it covers and what tools to use.
Explore other topics
See modern QA in action
Everything we write about is what we build and run every day. Book a demo and we'll show you flow-based Playwright coverage on your own codebase.