For a Cucumber scenario on my Rails 3.1 app, I used the @javascript tag, so Selenium is activated. I get the following error:
Could not find Firefox binary (
Today the easiest way to get the chromedriver executable seem to be installing the chromedriver-helper gem. Please see https://github.com/flavorjones/chromedriver-helper for details.
Besides installing the gem you'll have to configure your environment the same way as already mentioned in several other answers:
Capybara.register_driver :selenium do |app| Capybara::Selenium::Driver.new(app, :browser => :chrome) end