Software Testing Blog

The official Testomat.io blog featuring software testing tutorials, test automation insights, and QA best practices.

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Pairwise Testing in Software Testing: Cut Cases Without Cutting Corners

Testing every possible combination of inputs is theoretically the safest approach to software testing. It’s also practically impossible for anything beyond the simplest applications. Take a web form with five input parameters, each with four possible values. Exhaustive testing of all combinations requires 4^5 = 1,024 test cases. Add a sixth parameter and you’re at […]

Michael Bodnarchuk

Jun 18, 26

test automation test management

Self-Healing Test Automation Tools: How They Work

Your suite was green on Friday. A designer renamed one CSS class over the weekend, and now 40 tests are red on Monday. No feature broke. A locator went stale. This is the maintenance tax every automation team pays, and self-healing test automation is the response. See how it works, what it can and can’t […]

Tetiana Khomenko

Jun 15, 26

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Vitest vs Jest: A Practical Comparison For 2026

When you’re starting a new JavaScript project, or fixing a Jest config that breaks every time you add an ESM-only package, the Vitest vs Jest question keeps coming up in team discussions.

Mykhailo Poliarush

Jun 10, 26

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AI testing api testing automated testing ci\cd DevOps test management testing guides

Continuous Penetration Testing: Guide for QA and DevOps Teams

When your team deploys code every day, you trust your CI pipeline to catch the bugs. You run unit tests, integration tests, and code reviews. But there’s a scenario most security programs haven’t been ready for. Continuous deployment moves faster than your pentest schedule the moment your team starts to scale.

Tetiana Khomenko

Jun 04, 26

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Scalability Testing: What It Is, Why It Matters, and How to Do It Right

Your application works fine with 100 users. But what happens when 10,000 show up at once? That’s the question scalability testing is designed to answer before real users find out the hard way. If you’re building software that needs to grow, scalability testing is one of the most important things you can do before a […]

Mykhailo Poliarush

May 29, 26

qa process

How to Reduce QA Testing Costs Without Cutting Quality

Testing budgets are under pressure everywhere. Yet when teams cut QA the wrong way — fewer testers, skipped test cycles, deferred automation — defects escape to production and cost far more to fix than they would have in a sprint. Understanding the full defect management process helps teams see exactly where those extra costs accumulate. […]

Tetiana Khomenko

May 25, 26

AI testing

Automated Exploratory Testing: How to Do It with Explorbot

For years, we treated automated tests as a regression safety net. That’s what they’re good at. The problem is simple: a test only walks the path you wrote for it. Hardcoded. Repeatable. Blind to anything outside the script. A test can pass on a screen where a real user is hopelessly lost, because the test […]

Michael Bodnarchuk

May 20, 26

AI testing

What makes Explorbot so fast

Explorbot is an open-source AI agent that explores web applications on its own. The first question people ask when they watch it run is always the same: how does it think so fast? They expect AI tools to be slow, hungry, and expensive. Explorbot is none of those things. The short answer is that Explorbot […]

Michael Bodnarchuk

May 20, 26

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