Firefox only css rules

button{
      outline-style: none;
}

Add in Gemfile:

group :development, :test do
  gem 'rspec-rails'
  gem 'spork-rails'
end

group :test do
  gem 'capybara'
  gem 'database_cleaner'
  gem 'email_spec'
  gem 'poltergeist'
  gem 'launchy'
  gem 'selenium-webdriver'
end

Run ...

Check conditions example:

<!-- run command -->
<target name="t_name">
 <exec executable="command" failonerror="true" outputproperty="exec.out" errorproperty="exec.err" resultproperty="exec.rc" >
    <arg value="arg"/>
  </exec...

Just mark needed describes and its as ddiscribe and iit, and next time you run tests only ddiscribes and iits will be executed. In Jasmine version >= 2.0 use fit and fdescribe respectively.