I wasted a weekend on WSL2 browser automation so you don’t have to
If you want browser automation on Windows that actually survives contact with reality, treat WSL2 networking as the first problem. Not Playwright. Not…
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Getting Started with Claude Code and Playwright CLI: A Step-by-Step Guide
AI coding agents like Claude Code are changing how SDETs approach browser automation. Instead of writing every locator and assertion by hand, you can …
An Agent That Hunts Bugs in My App While I Sleep
I have a teammate who never sleeps, never gets bored, and spends every hour poking at our app trying to break it. It is an agent. Every hour it opens …
I Built an MCP Proxy That Reduces Playwright and Figma Context for AI Agents
Over the past few months I've been using Claude Code heavily with Playwright and Figma. At first everything worked well, but after longer sessions I s…
How One Log File Turned Into Five Context Switches
The issue was not the tools. It was opening five of them before deciding what the log file was for. The log file was already on the screen. A remote W…
AI Test Automation Is Useful, but It Is Not Magic
AI has made test automation more exciting. It has also made it easier to fool ourselves. A generated test can look impressive in a demo. A self-healin…
How to Automate WhatsApp with Python in 2026 (No Selenium, No BS)
How to Automate WhatsApp with Python in 2026 Every WhatsApp automation tutorial still recommends selenium with fragile XPath selectors that break ever…
7 AI Tools Every SDET Should Learn in 2026 — With Real Testing Use Cases
AI is changing software testing. But probably not in the way many QA engineers think. AI is not simply going to replace Selenium scripts, Playwright t…
Stop Manually Booking Appointments: Building an Autonomous AI Health Agent with Playwright and GPT-4o
We’ve all been there. You get a notification from your smartwatch saying your heart rate has been a bit funky, or your blood oxygen is dipping. Usuall…
A Green Frontend Pipeline Is Not the Same as a Safe Release
There is a particular kind of confidence that only a green CI pipeline can produce. The pull request is open. Unit tests pass. Browser tests pass. The…
The Browser Testing Problems That Appear After Your Test Suite Starts Growing
Most browser test suites do not fail because the team forgot how to write a click step. They fail because the system around the tests becomes more com…
How are you testing email workflows in your E2E tests?
I've spent the last few years helping engineering teams with test automation, and one thing I've noticed is that email workflows are still surprisingl…
Adding Release Gates to AI Browser Automation Runs With Real Profiles
A Playwright task can pass locally and still fail in a team run. It may open the wrong persistent profile, use the wrong proxy region, assume a sessio…
OTP Verification in Playwright Without Regex
Most guides to OTP testing in Playwright include a function that looks something like this: function extractOtp ( emailBody : string ): string { const…
Never forget to enter the Stern Grove lottery again!
It's summer in San Francisco, which means that every week I forget to enter the lottery for the free Stern Grove Music Festival . Solution? I did what…
How to Test Magic Link Authentication in Playwright (No API Key, No Regex)
Magic links are becoming the default authentication pattern for modern SaaS apps. Passwordless login, email verification, password resets — they all r…
Green unit tests don't mean you can go live
We sell authentication, which makes our scariest question a simple one: when a customer wires their app to us and switches everything on, does it actu…
The Playwright Playbook — Part 8: Playwright Meets AI — Agents, MCP & Self-Healing Tests
The Playwright Playbook — Part 8: Playwright Meets AI — Agents, MCP & Self-Healing Tests "AI doesn't replace QA engineers. It gives them superpowe…
The Playwright Playbook — Part 7: The CI/CD Setup Nobody Shows You
The Playwright Playbook — Part 7: The CI/CD Setup Nobody Shows You "A test suite that only runs on your laptop isn't a test suite. It's a hobby." Six …
The Tester Who Had 10 Certifications But Couldn't Write a Single Test That Caught a Bug
You have ISTQB Foundation. ISTQB Advanced. Certified ScrumMaster. A cloud cert. A security testing cert. Maybe a Python for Testers badge from a platf…
The Playwright Playbook — Part 6: Debugging Like a Pro — Trace Viewer, Inspector & VS Code
The Playwright Playbook — Part 6: Debugging Like a Pro — Trace Viewer, Inspector & VS Code "A failing test at 2am in CI tells you what broke. Trac…
Testing Password Reset Flows End-to-End in Next.js with Playwright
Password reset is one of the most critical flows in any application. It's also one of the most commonly untested. The reason is always the same — the …
The Playwright Playbook — Part 4: API Testing — The Underrated Superpower
The Playwright Playbook — Part 4: API Testing — The Underrated Superpower "The best UI test is one that doesn't need the UI at all." In Part 1, we bui…
agent-browser or mare-browser? Here is how I actually choose.
agent-browser or mare-browser? Here's how I actually choose. If you're building web apps with an AI agent, you hit the same wall pretty fast: the mode…
The Playwright Playbook — Part 3: Multi-User, Multi-Tab & Browser Context Testing
The Playwright Playbook — Part 3: Multi-User, Multi-Tab & Browser Context Testing "Most frameworks test one user at a time. Real apps don't work t…
How to E2E Test SendPigeon Email Workflows in Playwright
When you integrate SendPigeon into your app, you get three stages of email testing. Each stage solves a different problem. This guide walks through al…
Handling Shadow DOMs in Agentic Scraping Workflows
TL;DR Web components encapsulate UI and data inside Shadow DOMs, hiding it from standard parsers like BeautifulSoup and document.querySelector . To ex…
The Playwright Playbook — Part 2: Network Interception — The Complete Guide
The Playwright Playbook — Part 2: Network Interception — The Complete Guide "Your tests should own the network — not be at its mercy." In Part 1, we f…
OTP Verification in Playwright Without Regex
Every developer who has written a Playwright test for OTP verification has written this line: const otp = email . body . match ( / \b\d{6}\b / )?.[ 0 …
How to Automate Publishing to CSDN and WeChat MP Using Playwright (When APIs Fail)
Overview Today's focus was on automating article publishing to CSDN and WeChat MP (微信公众号) using Playwright, after CSDN deprecated its public Open API.…