This is a short overview of things that are required to upgrade a project from the Asset Pipeline to Webpacker...
PhantomJS has no binary builds for Linux, and building it yourself is painful. However, you can install it through npm...
Capybara-screenshot can automatically save screenshots and the HTML for failed Capybara tests in Cucumber, RSpec or Minitest. Requires Capybara...
Using this gem, whenever a Capybara test in Cucumber, Rspec or Minitest fails, the HTML for the failed page and...
Search engines, such as Google and Bing are engineered to crawl static web pages, not javascript-heavy, client-side apps...
Copy the attached file to features/support. This gets you a convenience method: Capybara.javascript_test? Is true for Selenium, capybara-webkit...
PhantomJS is a minimalistic headless WebKit. It has fast and native support for various web standards: DOM handling, CSS selector...
Best results in other decks
If you get errors in CI like Poltergeist detected another element with CSS selector but you're not getting them...
Visit PhantomJS site, go to download page and copy link address for Linux, in our case this is https://phantomjs.googlecode.com...