This article is part of the Google Summer of Code blog series.

It's been more than 2 weeks since coding summer with Google was started. During the first week, I was working on building a prototype of Mailhandler module for Drupal 8.

In order to finish the prototype and merge the feature branch, I had to provide automated test coverage.

Drupal provides two types of automated tests:

This article is part of the Google Summer of Code blog series.

Last week, I wrote a blog post to introduce my coding summer with Google, Drupal and also presented the community bonding period. If you missed it, I would recommend having a look, before jumping into this blog post.

This is the first chapter of blog series related to my Google Summer of Code 2016 participation.

Almost a month ago, together with 10 other students, I have been selected to contribute Drupal this summer via Google Summer of Code project.