require 'spec_helper'

describe Fontana::Font do

  def eot_md5
    @eot_md5 ||= Digest::MD5.file(font_assets('Consola Mono/ConsolaMono.eot'))
  end

  def otf_md5
    @otf_md5 ||= Digest::MD5.file(font_assets('Consola Mono/ConsolaMono.otf'))
  end

  def svg_md5
    @svg_md5 ||= Digest::MD5.file(font_assets('Consola Mono/ConsolaMono.svg'))
  end

  def ttf_md5
    @ttf_md5 ||= Digest::MD5.file(font_assets('Consola Mono/ConsolaMono.ttf'))
  end

  def woff_md5
    @woff_md5 ||= Digest::MD5.file(font_assets('Consola Mono/ConsolaMono.woff'))
  end

  context '#initialize' do

    it 'should require the path to font file' do
      lambda { Fontana::Font.new() }.should raise_error(ArgumentError)
    end

    it 'will assume a string is a path to file and attempt to open it' do
      lambda { Fontana::Font.new('/bad/file/path') }.should raise_error(Errno::ENOENT)
    end

  end

  pending 'font conversions' do

    [ :eot, :otf, :svg, :ttf, :woff ].each do |file_extension|

      context "with a #{file_extension} as an original font #to_eot" do

        it 'will return a string representing the embedded open type font' do
          font = Fontana::Font.new(font_assets("Consola Mono/ConsolaMono.#{file_extension}"))
          Digest::MD5.hexdigest(font.to_eot).should == eot_md5.to_s
        end

      end

      context "with a #{file_extension} as an original font #to_otf" do

        it 'will return a string representing the open type font' do
          pending 'No utility found to convert from eot => otf' if file_extension == :eot
          font = Fontana::Font.new(font_assets("Consola Mono/ConsolaMono.#{file_extension}"))
          Digest::MD5.hexdigest(font.to_otf).should == otf_md5.to_s
        end

      end


      context "with a #{file_extension} as an original font #to_svg" do

        it 'will return a string representing the scalable vector graphic font' do
          pending 'No utility found to convert from eot => svg' if file_extension == :eot
          font = Fontana::Font.new(font_assets("Consola Mono/ConsolaMono.#{file_extension}"))
          Digest::MD5.hexdigest(font.to_svg).should == svg_md5.to_s
        end

      end


      context "with a #{file_extension} as an original font #to_ttf" do

        it 'will return a string representing the true type font' do
          pending 'No utility found to convert from eot => ttf' if file_extension == :eot
          font = Fontana::Font.new(font_assets("Consola Mono/ConsolaMono.#{file_extension}"))
          Digest::MD5.hexdigest(font.to_ttf).should == ttf_md5.to_s
        end

      end

      context "with a #{file_extension} as an original font #to_woff" do

        it 'will return a string representing the web open font format font' do
          pending 'No utility found to convert from eot => woff' if file_extension == :eot
          font = Fontana::Font.new(font_assets("Consola Mono/ConsolaMono.#{file_extension}"))
          Digest::MD5.hexdigest(font.to_woff).should == woff_md5.to_s
        end

      end

    end

  end

end