Modern applications use Javascript. You can make...

via twiterfee Modern applications use Javascript. You can make... — giant robots smashing into other giant robots:

Modern applications use Javascript. You can make rich user interfaces that are faster and more responsive. Since we all do TDD, we need to test our Javascript. There are plenty of approaches. It used to be a pain, but there’s no excuse any more. If you’re using Capybara to go through the UI of a modern web application, perhaps with Cucumber, there’s going to be Javascript in that UI and you need to run it. The default driver for Capybara is Rack::Test, which is pretty simple. It can follow redirects and do 90% of what you need but the remaining 10% is the shiny part, the Javascript part. As an example, say you have a form that uses Javascript to auto-fill an “account name” field based on what you fill in for the “email address” field. If you used Capybara with just Rack::Test, the integration test won’t pass. Selenium runs your test in a real browser. Someone took the time...

Full article: http://robots.thoughtbot.com/post/10314620132/modern-appl...