blocks.rb

#Standard library

File.open(path, "w") do |file|
  file_data = file.read
end
 
 
Benchmark.bm do |x|
  x.report { for i in 1..n; a = "1"; end }
  x.report { n.times do   ; a = "1"; end }
  x.report { 1.upto(n) do ; a = "1"; end }
end

# Sinatra

get "/hello" do
  Time.now.strftime("Current time: %I:%M%p")
end

#Rails routes:

resources :docs do
  resources :version_uploads
  resource  :property_downgrade, :module => "doc"
  collection do
    get 'uploaded'
  end
end

# testing library
describe 'upgrade_to_document!' do
 
  let!(:document_file){FactoryGirl.create(:image_file)}
 
  it "changes the type from DocumentFile to Document" do
    expect {
      document_file.upgrade_to_document!
    }.to change(document_file, :type).from('DocumentFile').to('Document')
  end
 
end