Introduction In React codebases, you can cover a lot of ground using just unit tests because the code is mostly universal. In this tutorial, you will learn how to unit test a simple todo application built with React and Redux using AVA. We will use AVA’s modern design to write tests using the latest JavaScript […]

Introduction In a previous tutorial, we explained how to couple Cucumber with Protractor tests. This combination serves well for testing user interactions with your AngularJS applications, as well as creating living documentation right into your tests. As your testing needs grow, it’s crucial to develop a testing infrastructure that is scalable and easy to maintain […]

Post originally published on https://claudiajs.com/. Republished with author’s permission. Introduction Effective test automation is one of the corner stones of modern software quality, but for many teams out there, moving to AWS Lambda creates major test automation challenges. With no control over infrastructure, and an almost magical execution environment, it can be difficult to judge […]

Introduction As APIs become more and more ubiquitous, it becomes increasingly important than ever that your application successfully delivers production quality APIs to your users in a fast and efficient manner. Node.js and LoopBack are here to help you do just that. LoopBack is a highly-extensible, open-source Node.js framework that enables you to create dynamic […]

Following up on our last week’s post for Ruby, we’re presenting the second annual report of Node.js version usage in commercial JavaScript projects on Semaphore (see 2015 numbers here). We think it’s always interesting to see what people are using to get the job done, and projects actively using continuous integration can be a solid […]

Introduction This tutorial demonstrates how to build, test, deploy, and monitor a Java Spring web application, hosted on Apache Tomcat, load-balanced by NGINX, monitored by ELK, and all containerized with Docker. The project is based on a sample Java Spring application, Spring Music, available on GitHub from Cloud Foundry. The Spring Music application, a record […]

Which versions of Ruby do people use when building apps at work? This is the question we’ve been answering for fun for four years now, based on data about private projects that are tested and deployed on Semaphore.

Post originally published on https://rossta.net. Republished with author’s permission. A useful feature of RSpec is the ability to pass metadata to tests and suites. You may already be familiar with how Capybara uses the :js option to enable the JavaScript driver. describe “a javascript feature”, :js do # tests run against the Capyabara.javascript_driver end Capybara […]

We at Semaphore are all about continuous learning and sharing knowledge — our team spends a lot of time learning from various online and offline sources, as well as sharing our knowledge by writing and editing tutorials on TDD and BDD best practices, which we publish in the Semaphore Community. One of the YouTube channels […]

Introduction This the second part of the tutorial on building traditional web applications and microservices in Go using the Gin framework. In the first part of the tutorial, we set up a project and built a simple application using Gin that displayed a list of articles and the article details page. This part of the […]

Post originally published on http://krzysztofzuraw.com/. Republished with author’s permission. Introduction In this post I will look into the essential part of testing — mocks. First of all, what I want to accomplish here is to give you basic examples of how to mock data using two tools — mock and pytest monkeypatch. Why bother mocking? […]

Introduction In this article, we’ll look at how to unit test components built with Angular 2. Components are the centerpiece of Angular 2. They are the nucleus around which the rest of the framework is built. We’ll explore what a component is, why it is important, and how to test it. Prerequisites Before starting this […]