# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Asciidoctor::Standoc::Datamodel::DiagramPreprocessor do
  describe '#process' do
    context 'when simple models without relations' do
      let(:datamodel_file) do
        examples_path('datamodel/common_models_diagram.adoc')
      end
      let(:result_file) do
        examples_path('datamodel/common_models_diagram.xml')
      end
      let(:output) do
        [
          BLANK_HDR,
          File.read(
            fixtures_path('macros_datamodel/common_models_diagram.xml')
          )
        ].join
      end

      after do
        %w[doc html xml err].each do |extention|
          path = examples_path("datamodel/common_models_diagram.#{extention}")
          FileUtils.rm_f(path)
          FileUtils.rm_f("common_models_diagram.#{extention}")
        end
        FileUtils.rm_rf('common_models_diagram_htmlimages')
      end

      it 'correctly renders input' do
        Asciidoctor.convert_file(datamodel_file,
                                 backend: :standoc,
                                 safe: :safe,
                                 header_footer: true)
        expect(xmlpp(strip_src(strip_guid(File.read(result_file)))))
          .to(be_equivalent_to(xmlpp(output)))
      end
    end

    context 'when complex relations' do
      let(:datamodel_file) { examples_path('datamodel/top_down_diagram.adoc') }
      let(:result_file) { examples_path('datamodel/top_down_diagram.xml') }
      let(:output) do
        [
          BLANK_HDR,
          File.read(fixtures_path('macros_datamodel/top_down_diagram.xml'))
        ].join("\n")
      end

      after do
        %w[doc html xml err].each do |extention|
          path = examples_path("datamodel/top_down_diagram.#{extention}")
          FileUtils.rm_f(path)
          FileUtils.rm_f("top_down_diagram.#{extention}")
        end
        FileUtils.rm_rf(examples_path('datamodel/plantuml'))
        FileUtils.rm_rf('top_down_diagram_htmlimages')
      end

      it 'correctly renders input' do
        Asciidoctor.convert_file(datamodel_file,
                                 backend: :standoc,
                                 safe: :safe,
                                 header_footer: true)
        expect(xmlpp(strip_src(strip_guid(File.read(result_file)))))
          .to(be_equivalent_to(xmlpp(output)))
      end
    end
  end
end