@Vitalicset

Angular-Aware Playwright Selectors: Query Components by @Input, Signals, and State

Apr 2 · 6 min read · Angular gives us a powerful component model: typed @Input() properties, reactive signal() values, @Output() event emitters, and declarative directives. But when we write E2E tests, we typically throw

Email-safe shadcn/ui components for Playwright test reports

Mar 30 · 4 min read · The goal @playwright-labs/reporter-email is a Playwright reporter that sends an HTML email when a test run finishes. In this release we wanted to ship templates that use shadcn/ui components — the sam

Stop Mocking Your Database: Real Containers in Playwright Tests with @playwright-labs/fixture-testcontainers

Mar 26 · 5 min read · Integration tests that hit a real database, a real Redis instance, or a real message broker are fundamentally more trustworthy than mocked alternatives. Yet wiring up Docker containers in a Playwright

Option<T> and Result<T, E> in TypeScript: The Missing Error Handling Primitives

Feb 20 · 4 min read · TypeScript's type system is excellent at modeling data shapes. It's much weaker at modeling control flow — specifically, the two most common sources of bugs in any codebase: absent values and failed o

AbortController Patterns for Playwright Test Cancellation

Feb 16 · 6 min read · AbortController is one of the most underused tools in the JavaScript ecosystem -- especially in testing. If you are writing Playwright tests that make network requests, you should be using abort signals. Here is how and why. The Core Concept AbortCon...