require 'helper' HTML_DOCUMENT = "Hello World" # Provide a public accessor to the normally-private parse_options function # class Wisepdf::Writer # public :parse_options # end class WriterTest < Test::Unit::TestCase context "Default configuration" do setup do Wisepdf::Configuration.reset! end should 'read default configuration' do assert_equal 'pdf.html', Wisepdf::Configuration.options[:layout] assert_equal false, Wisepdf::Configuration.options[:use_xserver] end if RbConfig::CONFIG['target_os'] != 'mingw32' should 'try to find wkhtmltopdf if not on windows' do path = (defined?(Bundler) ? `bundle exec which wkhtmltopdf` : `which wkhtmltopdf`).chomp assert_equal path, Wisepdf::Configuration.wkhtmltopdf end end end context "Configuration" do setup do Wisepdf::Configuration.reset! end should 'accept and override default configuration' do Wisepdf::Configuration.configure do |config| config.wkhtmltopdf = '/path/to/wkhtmltopdf' config.options = { :layout => "layout.html", :use_xserver => true, :footer => { :right => "#{Date.today.year}", :font_size => 8, :spacing => 8 }, :margin => { :bottom => 15 } } end assert_equal '/path/to/wkhtmltopdf', Wisepdf::Configuration.wkhtmltopdf assert_equal 'layout.html', Wisepdf::Configuration.options[:layout] assert_equal true, Wisepdf::Configuration.options[:use_xserver] assert_equal "#{Date.today.year}", Wisepdf::Configuration.options[:footer][:right] assert_equal 8, Wisepdf::Configuration.options[:footer][:font_size] assert_equal 8, Wisepdf::Configuration.options[:footer][:spacing] assert_equal 15, Wisepdf::Configuration.options[:margin][:bottom] end end # context "Option parsing" do # setup do # Wisepdf::Configuration.reset! # end # # should "parse header and footer options" do # wp = Wisepdf::Writer.new # # [:header, :footer].each do |hf| # [:center, :font_name, :left, :right].each do |o| # assert_equal "--#{hf.to_s}-#{o.to_s.gsub('_', '-')} \"header_footer\"", # wp.parse_options(hf => {o => "header_footer"}).strip # end # # [:font_size, :spacing].each do |o| # assert_equal "--#{hf.to_s}-#{o.to_s.gsub('_', '-')} 12", # wp.parse_options(hf => {o => "12"}).strip # end # # assert_equal "--#{hf.to_s}-line", # wp.parse_options(hf => {:line => true}).strip # assert_equal "--#{hf.to_s}-html \"http://www.abc.com\"", # wp.parse_options(hf => {:html => {:url => 'http://www.abc.com'}}).strip # end # end # # should "parse toc options" do # wp = Wisepdf::Writer.new # # [:level_indentation, :header_text].each do |o| # assert_equal "toc --toc-#{o.to_s.gsub('_', '-')} \"toc\"", # wp.parse_options(:toc => {o => "toc"}).strip # end # # [:text_size_shrink].each do |o| # assert_equal "toc --toc-#{o.to_s.gsub('_', '-')} 5", # wp.parse_options(:toc => {o => 5}).strip # end # # [:disable_toc_links, :disable_dotted_lines].each do |o| # assert_equal "toc --#{o.to_s.gsub('_', '-')}", # wp.parse_options(:toc => {o => true}).strip # end # end # # should "parse outline options" do # wp = Wisepdf::Writer.new # # assert_equal "--outline", wp.parse_options(:outline => {:outline => true}).strip # assert_equal "--outline-depth 5", wp.parse_options(:outline => {:outline_depth => 5}).strip # end # # should "parse margins options" do # wp = Wisepdf::Writer.new # # [:top, :bottom, :left, :right].each do |o| # assert_equal "--margin-#{o.to_s} 12", wp.parse_options(:margin => {o => "12"}).strip # end # end # # should "parse other options" do # wp = Wisepdf::Writer.new # # [ :orientation, :page_size, :proxy, :username, :password, :cover, :dpi, # :encoding, :user_style_sheet # ].each do |o| # assert_equal "--#{o.to_s.gsub('_', '-')} \"opts\"", wp.parse_options(o => "opts").strip # end # # [:cookie, :post].each do |o| # assert_equal "--#{o.to_s.gsub('_', '-')} name value", wp.parse_options(o => "name value").strip # # nv_formatter = ->(number){ "--#{o.to_s.gsub('_', '-')} par#{number} val#{number}" } # assert_equal "#{nv_formatter.call(1)} #{nv_formatter.call(2)}", wp.parse_options(o => ['par1 val1', 'par2 val2']).strip # end # # [:redirect_delay, :zoom, :page_offset].each do |o| # assert_equal "--#{o.to_s.gsub('_', '-')} 5", wp.parse_options(o => 5).strip # end # # [ :book, :default_header, :disable_javascript, :greyscale, :lowquality, # :enable_plugins, :disable_internal_links, :disable_external_links, # :print_media_type, :disable_smart_shrinking, :use_xserver, :no_background # ].each do |o| # assert_equal "--#{o.to_s.gsub('_', '-')}", wp.parse_options(o => true).strip # end # end # # end context "PDF generation" do should "generate PDF from html document" do writer = Wisepdf::Writer.new pdf = writer.to_pdf(HTML_DOCUMENT) assert pdf.start_with?("%PDF-1.4") assert pdf.rstrip.end_with?("%%EOF") assert pdf.length > 100 end should "raise exception when no path to wkhtmltopdf" do assert_raise Wisepdf::NoExecutableError do writer = Wisepdf::Writer.new(" ") writer.to_pdf(HTML_DOCUMENT) end end should "raise exception when wkhtmltopdf path is wrong" do assert_raise Wisepdf::NoExecutableError do writer = Wisepdf::Writer.new("/i/do/not/exist/notwkhtmltopdf") writer.to_pdf(HTML_DOCUMENT) end end should "raise exception when wkhtmltopdf is not executable" do begin tmp = Tempfile.new('wkhtmltopdf') fp = tmp.path File.chmod 0000, fp assert_raise Wisepdf::WriteError do writer = Wisepdf::Writer.new(fp) writer.to_pdf(HTML_DOCUMENT) end ensure tmp.delete end end should "raise exception when pdf generation fails" do begin tmp = Tempfile.new('wkhtmltopdf') fp = tmp.path File.chmod 0777, fp assert_raise Wisepdf::WriteError do writer = Wisepdf::Writer.new(fp) writer.to_pdf(HTML_DOCUMENT) end ensure tmp.delete end end end end