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Visual Regression Testing Using Wraith And CircleCI

Visual regression testing tools allow us to automate tests, eliminate visual bugs and release with confidence. Here's how to set up Wraith and integrate it with CircleCI.

Drupal 8: Service Decorators

A deep dive into the kind of issues Service Decorators—a feature provided by Symfony—can solve, and how to implement them.

How To Speed Things Up With Behat Commands

Behat makes behavior-driven development (BDD) possible. And BDD changes your entire development process for the better. Here are some useful Behat commands that help speed up execution.

Automated Testing With Behat: Part 2

The Mink library allows users to automate user interaction with the browser. Here's how to install Mink with Behat.

Automated Testing With Behat: Part 1

Behat is a PHP testing framework that can be used to automate acceptance tests and identify regression bugs close to their point of introduction. Here's how to get started with automated testing using Behat.

Drupal 8: Writing Your First Unit Test With PHPUnit

PHPUnit aids module development, allowing developers to write code using the TDD (Test Driven Development) approach. If you are a beginner to PHPUnit, this is how to get started.

Generating Document Previews Using unoconv

Here's how we used unoconv to generate previews for various document types like Excel and PowerPoint.

How to write custom Drush 9 commands for Drupal 8

With Drush 9.x becoming the only supported version of Drush in Drupal 8.4.x and later versions, Drupal developers need to be able to write custom Drush 9 Drupal 8 commands. Here's how you can get started.

Migrations: Writing “id_map” plugins

Here we look at how to write custom “id_map” plugins for your Drupal 8 migration.

Decorators: Implement multilingual alias fallback

Here's how to use the decorator design pattern to implement multilingual fallback of URL aliases.

Customizing HTTP Error Pages In Drupal 8

HTTP error pages in Drupal tend to be simple and to the point. However, they can be altered and customized to look beautiful and memorable. Here's how.

API Testing with Postman: Part 1

Postman is a Google Chrome app for interacting with HTTP APIs that offers a way to streamline the process of API testing. Here's how it works.