AI-powered testing platform. Write tests in plain English, run them everywhere.
Developers
Test coverage tells you how much of your code is touched by tests. It says nothing about whether your product does what it's supposed to do. You can have 90% coverage and still ship broken requirements — because coverage measures code paths, not user-facing behavior. The metric that actually
Developers
A PRD describes what your product should do. A test harness verifies that it does. Right now, most teams have both — and they're completely disconnected. This guide walks through exactly how to convert a requirements document into a HelpMeTest verification harness that runs continuously against your production environment.
Developers
AI coding agents don't fail loudly. They succeed partially. They implement what you described in the session, miss what you forgot to mention, and ship — with tests passing. The result: requirements live in a PRD, code ships without them, users find the gap. The fix is continuous requirement
Developers
The problem with software testing was never "writing tests is hard." It was always "tests only cover what someone remembered to write." In the AI coding era, this gap gets wider — your coding agent ships faster than any human can track requirements. The fix isn'
Developers
Tests only pay dividends if you can trust them. Flaky tests, tests that pass when they shouldn't, and tests that take 30 minutes to run all erode that trust until teams stop running them. These 15 practices are about building tests worth running. Key Takeaways Tests should be
Developers
Postman is the most widely used tool for API testing in 2026. Beyond sending requests manually, it has a full testing layer: JavaScript test scripts, environment variables, collection runners, and Newman (the CLI) for CI/CD integration. This guide covers all of it. Key Takeaways Postman tests are JavaScript snippets
Developers
In 2026, Jest remains the default choice for React and full-stack JavaScript projects because of its zero-config setup, built-in mocking, and snapshot testing. Mocha is the better pick when you need full control over your assertion library, reporter, and test runner — or when you're testing pure Node.js
Developers
Jest's mocking system is one of its strongest features. The three tools you need to know: jest.fn() for mock functions, jest.mock() for mocking entire modules, and jest.spyOn() for watching real implementations. Everything else builds on these three. Key Takeaways jest.fn() creates a mock function
Developers
In 2026, Cypress wins on developer experience for JavaScript-heavy apps; Selenium wins on language flexibility and legacy enterprise support. For new projects, Cypress is faster to get running. For teams that need Python, Java, or cross-browser depth, Selenium is unavoidable. Key Takeaways Cypress is faster to set up and has
Test Automation
Cucumber is a BDD (Behavior-Driven Development) testing tool that lets you write tests in plain English using a format called Gherkin. Business stakeholders write scenarios like "Given I'm logged in, When I add an item to the cart, Then the cart shows 1 item" — and developers
Developers
You added Playwright tests to your project. They pass locally every time. Then you push to GitHub, the Actions workflow runs, and half the tests fail with "Target page, context or browser has been closed" — a message that explains nothing. You've just entered the browser-in-CI rabbit
Test Automation
Node.js has excellent testing support in 2026. The built-in node:test module handles most use cases without extra dependencies. For richer tooling, Jest and Vitest are the top choices. This guide covers everything: picking the right tool, writing unit and integration tests, mocking modules, testing async code, and setting