Contents

# encoding: utf-8

require File.join(File.expand_path(File.dirname(__FILE__)), "spec_helper")  

class ImageObserver

  attr_accessor :page_xobjects

  def initialize
    @page_xobjects = []
  end

  def resource_xobject(*params)
    @page_xobjects.last << params.first
  end

  def begin_page(*params)
    @page_xobjects << [] 
  end
end

describe "the image() function" do

  before(:each) do
    @filename = "#{Prawn::BASEDIR}/data/images/pigs.jpg"
    create_pdf
  end

  it "should only embed an image once, even if it's added multiple times" do
    @pdf.image @filename, :at => [100,100]
    @pdf.image @filename, :at => [300,300]

    images = observer(ImageObserver)

    # there should be 2 images in the page resources
    images.page_xobjects.first.size.should eql(2)

    # but only 1 image xobject
    @output.scan(/\/Type \/XObject/).size.should eql(1)
  end  
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
prawn-0.1.0	spec/images_spec.rb
prawn-0.1.1	spec/images_spec.rb