jsvnm

     (add-to-list 'inf-ruby-implementations '("pry" . "pry"))
     (setq inf-ruby-default-implementation "pry")
     (setq inf-ruby-first-prompt-pattern "^\\[[0-9]+\\] pry\\((.*)\\)> *")
     (setq inf-ruby-prompt-pattern "^\\[[0-9]+\\] pry\\((.*)\\)[>*\"'] *")

zhengjia

=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')