pdf-reader

deploy_test.rb

class DeployTest < ActiveSupport::TestCase
    test "large pdf creation" do
      time_method do
        response = make_pdf(:document_url => "https://gist.github.com/raw/2a258fb00bc28dabe587/a1dbfa3d1b44f5af4041486454ca51514b402fe2/Moby-Dick,or,The%20Whale.html",
                            :async        => true,
                            :strict       => "none")
        pdf_file = download(response)
        reader = PDF::Reader.new(save_response(pdf_file).path)
        beginning = reader.pages.take(10).map(&:text).join("\n")
        assert_match /And God created great whales./, beginning
      end
    end
  end
end

text.rb

#!/usr/bin/env ruby
# coding: utf-8

# Extract all text from a single PDF

require 'rubygems'
require 'pdf/reader'

filename = File.expand_path(File.dirname(__FILE__)) + "/../spec/data/cairo-unicode.pdf"

PDF::Reader.open(filename) do |reader|
  reader.pages.each do |page|
    puts page.text
  end
end

https://github.com/yob/pdf-reader