...that, so I hope it will be fixed with a future release. The following test succeeds: context 'factories' do let(:test_case) { FactoryBot.create(:test_case) } it 'are valid' do
...test_case).to be_valid end end But when I did the same in byebug the following happened: (byebug) FactoryBot.create(:test_case) *** NameError Exception: uninitialized constant # ::TargetLimitation
...be an issue, but can be annoying to deal with during development and in tests. To avoid this use Rationals conversion_factor = Rational('1') / Rational('3.6') # => (5/18) result = Rational...
...receive(:env).and_return('production'.inquiry) puts Rails.env # prints "production" end puts Rails.env # prints "test" Note that, when overriding pre-existing mocks inside the block, they are not reverted to...
Don't use reruns as a mean to work around flaky tests. You should always try to fix those instead of rerunning them regularly. Setup Configure RSpec to persist...
...the result of your test runs to a file. This is necessary to be able to rerun examples. Add this to your spec/spec_helper.rb : config.example_status_persistence_file_path = 'spec/examples.txt'
When your application is open for public sign up and sends out transactional e-mails to a large number of...
...you use Rubocop or Capybara. These gems most often live in your development and/or test group of the Gemfile and require English for you. Therefore to ensure that the library...
...controllers' #index actions. This way, when a change introduces an n+1 query, your test suite will blow up. Example A typical #index action looks like this. class CardsController < ApplicationController...
...introduced rules. You can use them in your .gitlab-ci.yml in your project. To limit test runs to merge requests and the master branch, you can write this: tests: script: bundle...
...exec rake tests rules: - if: '$CI_COMMIT_BRANCH == "master"' - if: '$CI_PIPELINE_SOURCE == "merge_request_event...
SMTP validation: connects to the host received from DNS and starts a test delivery to find out if the recipient mailbox actually exists tl;dr: We suggest you...
...e.g. to not cancel deploys by accident). Consider to set the interruptible flag for test jobs to reduce the load on your runners like in the following example .gitlab-ci.yml:
...that behave differently (like mobile vs desktop navigation menus). Since you want your integration tests to behave consistently, you want to set a specific size for your tests' browser windows...
...simply switch the driver via Capybara.current_driver = :selenium. If you use Cucumber for integration testing, wrap that into something like Before('@javascript') {...
Benefits of using device metrics are:
If you need a sample video with certain properties for a test you can create one using ffmpeg. You might want a very low bitrate file to speed up processing...
...in your test. (e.g. you only care about the length, then you can create a video with a very low resolution and framerate) Create a 21s video with 1fps and...
...use feature detection or a polyfill when using this API, to avoid unforeseen results. // Test via a getter in the options object to see if the passive property is accessed...
...var supportsPassive = false; try { var opts = Object.defineProperty({}, 'passive', { get: function() { supportsPassive = true; } }); window.addEventListener("testPassive", null, opts); window.removeEventListener("testPassive", null, opts); } catch (e) {} // Use our detect's results. passive applied if...
In our monitoring, RabbitMQ queues like aliveness-test may show up as unresponsive, with a ping timeout after 10 seconds. The logfile will generally read like this: operation queue.delete caused...
...to perform operation on queue 'example' in vhost '/' due to timeout For the aliveness-test queue, you can can use this command to delete it: rabbitmqctl eval 'rabbit_amqqueue:internal...
...Setup job that will only run for Rails environment "staging" end end You may test the cron output like this (no changes will be made to your crontab):
...task that will only run for Capistrano stage "customer1-staging" end end You may test the cron output like this (no changes will be made to your crontab): STAGE=customer1...
This release adds asynchronous compilers and many other features requested by the community. We also fixed a number of performance...
...time and there are no indications anything would change. And even if, any automated tests would fail immediately when trying to read the wrong table name, and you could still...
...systemd-networkd man file-hierarchy Übungen Erstelle dir eine Anwendung für einen Service Für Testzwecke brauchst du eine einfache App die du später als Service starten kannst. Du kannst dir...
...mit ./badapp starten. Die Anwendung startet einen Webserver. Mit curl localhost:8080 kannst du testen ob es funktioniert. Erstelle einen systemd Service der badapp startet. Wenn die App erfolgreich startet...
...von tldr und man heraus was die unten gezeigten Befehle machen. Versuche diese auch testweise zu verwenden. man (Get a more colorful output for man pages) top cat less
...ein Shell Script, das als Parameter einen Pfad zu einem Verzeichnis entgegen nimmt. Zum testen erstellst du dir selbst ein neues Verzeichnis, in dem du diverse Dateien anlegst. Einige der...
...keep maintaining the library if the original author stops doing so. Does it contain tests? The code quality of our libraries should generally be around the same level of our...
...few modern features like "subgrid", ":has()" or "optional chaining" on Caniuse. Understand how we test for older browsers using BrowserStack Ask a colleague for our shared BrowserStack credentials
...all the classes in a Rails project, controllers are some of the hardest to test and understand and should receive special care. It is our belief that: Controllers should be...
...I use git worktree? You can use more than one working tree to ... ... run tests while working on another branch ... compare multiple versions ... work on a different branch without disturbing...
...up DOM elements. There are also matchers like have_field to make expectations during tests. These methods also have a number of options to influence the lookup. E.g. the :disabled...