A Rails script lives in lib/scripts and is run with bin/rails runner lib/scripts/.... They are a simple tool to perform...

87.140.79.42 - - [23/Jan/2024:09:00:46 +0100] "GET /monitoring/pings/ HTTP/1.1" 200 814 "-" "Ruby" 87.140.79.42 - - [23/Jan/2024:09:00:46 +0100] "GET...

I, [2024-01-21T06:22:17.484221 #2698200] INFO -- : [4cdad7a4-8617-4bc9-84e9-c40364eea2e4] test

Ruby methods which load from a Yaml file, like YAML.safe_load or YAML.safe_load_file, support passing freeze: true to...

Here are some hints on best practices to maintain your tasks in larger projects. Rake Tasks vs. Scripts

edgeapi.rubyonrails.org

The linked article suggests an interesting way to speed up tests of Rails + Postgres apps: PostgreSQL allows the creation of...

Getting an entire test suite green can be a tedious task which involves frequent switches between the CLI that is...

This Capistrano task runs a command on all servers. bundle exec cap production app:run cmd='zgrep -P "..." RAILS_ROOT/log/production.log...

In the Gitlab settings the flag Auto-cancel redundant pipelines is enabled by default. This auto-cancels jobs that have...

makandracards.com

A general overview about why and how we migrate can be found under Migrating from Elasticsearch to Opensearch

When you find similar groups of expect calls in your tests, you can improve readability by extracting the group into...

Apply Test Driven Development(TDD) to the process of building container images by defining test before writing code and automate...

If you want to automatically delete old container images from your Elastic Container Registry, the solution is a quite simple...

Given you have an array column like this: create_table "users", force: :cascade do |t| t.integer "movie_ids", default: [], array...

thegnar.com

View specs are a powerful tool to test several rendering paths by their cases instead of using a more costing...

rspec.info

Note Don't use reruns as a mean to work around flaky tests. You should always try to fix those...

Besides Plotting graphs in Ruby with Gruff, which comes handy for many uses cases, you sometimes might need configuration for...

Both knapsack and parallel_tests have the option to split groups by historic execution time. The required logs for this...

github.com

For my computer science bachelor's thesis I programmed and evaluated a CLI Test Case Prioritization (TCP) tool for makandra...

In CI test runs I noticed that string sorting order changed after switching from a debian-based PostgreSQL docker image...

Rails offers several methods to manage three types of different cookies along with a session storage for cookies. These...

makandra dev

We have a long-standing checklist for merge requests. However, it hardly matches the intricate requirements for design. This checklist...

TL;DR Still has caveats. Code splitting is a feature of JavaScript bundlers that can keep huge libraries out of...

makandra dev

As we are slowly switching from Cucumber scenarios to RSpec feature specs, you might be tempted to write assertions like...