In this article, I will go over the way Playwright communicates between the browser automation runner and the browser, and explain how to correctly use Promise.all to avoid tests’ flakiness. Playwright Communication Playwright is running in two separate contexts: - The Nodejs context is running the tests and sending the commands to…

Write BDD E2E tests using Cucumber and Playwright. While both tools support multiple programming languages (Python, Java, Javascript, and more), I will focus on my language of choice which is Javascript (more specifically — Typescript). Why BDD (Behavioral Driven Development)? In BDD you write your system requirements in structural but natural language. Writing End-to-End tests…

Edit (7/22): This article was written in the early days of Playwright and is only referencing the browser automation part and not the playwright test, which is awesome by itself. Also the Playwright browser automation, a.k.a Playwright Library, got tons of goodies. …

Guidelines you may want to follow if you are publishing a UI components library. — The problem The JavaScript world has a unique feature: it has multiple runtime environments all running the same code. On one side we have the browsers, provided by different manufacturers and in different versions. On the other side, we have Nodejs running on the server, also in different versions. …

Monorepos used to be thought of as a solution suitable only to large enterprises, but recently, it seems, the need for them has become apparent to teams of all sizes. This growth in demand has been met by the creation of numerous tools that offer simpler implementations for this type…

Keep your projects synced with automated GitHub pull requests on new component versions. — Bit.dev now provides integration with GitHub. This integration lets you get automated PRs to update projects with the latest component versions. And, it lets you track and control exactly which components are used or updated in which project- by which team. Component consumers can get automated PRs for new versions…

A real-life story of one component and two applications — Why Share Components? A story of two applications Here is a scenario which may look very familiar: SOSA company has two code repositories: Shoppy is an online shopping e-commerce application, and Stocky — an inventory management application. Jane is a developer in the Shoppy team and her colleague, John, is working in the Stocky team. Recently, Jane has…

This is an update to my previous article on Testing StencilJS adopted for Stencil One (stencil 1.0) unit testing. Scroll to the end of this article to read a short opinionated history of Stencil unit testing evolution. In this article, as in the previous one, I will assume you are…

Welcome to the rescue zone. If you have come so far, it is probably because you found yourself cursing Apple for their iOS signing process and the confusion around it. Stay calm, we have all been there and survived to tell. This is not another how-to article. Plenty of those…