Write calls in Playground then transform them into test scripts in Ruby — GraphQL is an open-source data query and manipulation language for APIs and a runtime for fulfilling queries with existing data. It stores data in a graph-like structure. This article will go through some common GraphQL API tests. How I write GraphQL tests: Most GraphQL endpoints provide a convenient and user-friendly interface (called Playground) to try…

Set up a BuildWise Continuous Testing server in a Docker container. — BuildWise is a free and open-source Continuous Testing server. I have used it in the past for uni and intern work. Running BuildWise in a Docker container may be helpful as you can skip all the manual set-up steps yourself. …

Transform Selenium automated test scripts to automation scripts — Recently, I did a presentation for a university course’s project (part-time study). To demonstrate more app features within a limited time (4 minutes), I decided to use an automated script to assist in showcasing the app. This article will show how I flipped the automated test scripts into showcase scripts…

How to set values in the new HTML5 Range input type — The input range element is one of the “new” input types in HTML5. It consists of a slider with minimum and maximum values (and steps). Below is an example.

Excerpt from my book Learn Ruby Programming by Examples — This article is an adapted version of the exercises in the first chapter of the book: Learn Ruby Programming By Examples. Printing out asterisk characters (*) in shapes is often used as beginner’s programming exercises, as they are simple, easy to understand, and visually interesting. You can install Ruby, edit…

How to create a simple load test in JMeter — This article will walk through a simple login load test scenario with JMeter. Target Site: WhenWise, URL: https://whenwise.agileway.net Create a Simple Test in JMeter 1. Include ‘HTTP Cookie Manager’ and ‘HTTP Header Manager’ in the new Test Plan

Print style sheets form a web page for printing. — Exporting a web page to PDF in automated tests as a test artifact can be useful for manual inspection later. For example, a suite of automated tests might generate multiple different customer invoices. After execution, manual testers can open and verify the printed invoices (PDF) look as expected. Selenium v4…

How to fake geolocation to assist in web test automation — Many web apps use location-based information (e.g. find the nearest restaurant). To test this feature, you need to simulate the browser’s geolocation. Tests can be run anywhere, and using specific locations can help test location-based behaviour, e.g. distance calculation. This tutorial will go over how to fake your location in…

Object Oriented (OO) simplified by examples — The articles in the 10-minute guide series: 10-Minute Guide to Git Version Control for Testers 10-Minute Guide to Set up Test Automation using Selenium WebDriver with Ruby 10-Minute Guide to Object Oriented Programming Most modern programming languages support object-oriented programming (OOP). Mastering OOP is a must for software engineers and…