bundle exec rspec spec/unit/selenium/webdriver/firefox/options_spec.rb:153
Run options: include {:locations=>{"./spec/unit/selenium/webdriver/firefox/options_spec.rb"=>[153]}}
F

Failures:

  1) Selenium::WebDriver::Firefox::Options#add_preference does not camelize preferences
     Failure/Error: expect(prefs).to eq(expected)

       expected: {"intl.accepted_languages"=>"en-US"}
            got: {"intl.acceptedLanguages"=>"en-US"}

       (compared using ==)

       Diff:
       @@ -1 +1 @@
       -"intl.accepted_languages" => "en-US",
       +"intl.acceptedLanguages" => "en-US",

     # ./spec/unit/selenium/webdriver/firefox/options_spec.rb:158:in `block (3 levels) in <module:Firefox>'

Finished in 0.01195 seconds (files took 0.40692 seconds to load)
1 example, 1 failure

Failed examples:

rspec ./spec/unit/selenium/webdriver/firefox/options_spec.rb:153 # Selenium::WebDriver::Firefox::Options#add_preference does not camelize preferences