rspec_rails_cheetsheet.rb

#Rendering
response.should render_template(:index)

#Redirecting 
response.should redirect_to(movies_path)

#Matchers

response.body.should have_content("Hello world")
response.body.should have_no_content("Hello world")

response.body.should have_selector("input")   #checks for the presence of the input tag
response.body.should have_selector("input", :value =>"Twelve Angry Men") # checks for input tag with value
response.body.should have_no_selector("input") 

response.body.should have_css("input#movie_title")
response.body.should have_css("input#movie_title", :value => "Twelve Angry Men")

response.body.should have_xpath("//a")
response.body.should have_xpath("//a",:href => "google.com")