require File.dirname(__FILE__) + '/../../../spec_helper'
require File.dirname(__FILE__) + '/sample_archetype_spec'
require 'rexml/document'
include OpenEHR::Serializer

describe XMLSerializer do
  it_should_behave_like 'sample archetype'

  before(:all) do
    current_dir = File.dirname(__FILE__)
    xml_file = File.open(current_dir + '/openEHR-EHR-SECTION.test.v1.xml')
    xml = xml_file.readlines
    class << xml
      def unindent(s,e,num)
        self[s..e].collect{|line| line[num..-1]}.join
      end
    end
    @sample_header = xml.unindent(2, 11, 2)
    @sample_description = xml.unindent(12, 27, 2)
    @sample_definition = xml.unindent(28, 37, 2)
    @sample_ontology = xml.unindent(38, 56, 2)
    @sample_xml = xml.join
    xml_file.close
  end

  before(:each) do
    @xml_serializer = XMLSerializer.new(@archetype)
  end

  it 'should be an instance of XMLSerializer' do
    @xml_serializer.should be_an_instance_of XMLSerializer
  end

  it 'should return XML formatted header' do
    @xml_serializer.header.should == @sample_header
  end

  it 'should return XML formatted description' do
    @xml_serializer.description.should == @sample_description
  end

  it 'should return XML formatted definition' do
    @xml_serializer.definition.should == @sample_definition
  end

  it 'should return XML formatted ontology' do
    @xml_serializer.ontology.should == @sample_ontology
  end

  it 'should equal sample hash' do
    hashed_xml = Hash.from_xml @xml_serializer.serialize
    archetype_hash = hashed_xml['archetype']
    hashed_sample = Hash.from_xml @sample_xml
    sample_hash = hashed_sample['archetype']
    archetype_hash.should be_eql sample_hash
  end
end