require 'spec_helper'

def mods_display_title(mods_record)
  ModsDisplay::Title.new(mods_record, ModsDisplay::Configuration::Base.new, double('controller'))
end

describe ModsDisplay::Title do
  include TitleFixtures
  before(:all) do
    @title = Stanford::Mods::Record.new.from_str(simple_title_fixture, false).title_info
    @title_parts = Stanford::Mods::Record.new.from_str(title_parts_fixture, false).title_info
    @reverse_title_parts = Stanford::Mods::Record.new.from_str(reverse_title_parts_fixture, false).title_info
    @display_label = Stanford::Mods::Record.new.from_str(display_label_fixture, false).title_info
    @display_form = Stanford::Mods::Record.new.from_str(display_form_fixture, false).title_info
    @multi_label = Stanford::Mods::Record.new.from_str(multi_label_fixture, false).title_info
    @alt_title = Stanford::Mods::Record.new.from_str(alt_title_fixture, false).title_info
    @title_punctuation = Stanford::Mods::Record.new.from_str(title_puncutation_fixture, false).title_info
  end
  describe 'labels' do
    it 'should return a default label of Title if nothing else is available' do
      expect(mods_display_title(@title).fields.first.label).to eq('Title:')
    end
    it 'should return an appropriate label from the type attribute' do
      expect(mods_display_title(@alt_title).fields.first.label).to eq('Alternative title:')
    end
    it 'should return the label held in the displayLabel attribute of the titleInfo element when available' do
      expect(mods_display_title(@display_label).fields.first.label).to eq('MyTitle:')
    end
    it 'should collapse adjacent identical labels' do
      fields = mods_display_title(@multi_label).fields
      expect(fields.length).to eq(4)
      expect(fields[0].label).to eq('Title:')
      expect(fields[1].label).to eq('Alternative title:')
      expect(fields[2].label).to eq('Uniform title:')
      expect(fields[3].label).to eq('Alternative title:')
      expect(fields[3].values).to eq(['Another Alt Title', 'Yet Another Alt Title'])
    end
  end
  describe 'fields' do
    it 'should return an array of label/value objects' do
      values = mods_display_title(@display_label).fields
      expect(values.length).to eq(1)
      expect(values.first).to be_a ModsDisplay::Values
      expect(values.first.label).to eq('MyTitle:')
      expect(values.first.values).to eq(['Title'])
    end
  end
  describe 'text' do
    it 'should construct all the elements in titleInfo' do
      expect(mods_display_title(@title_parts).fields.first.values).to include 'The Title : For. Something. Part 62'
    end

    it 'should use the correct delimiter in the case that a partNumber comes before a partName' do
      expect(mods_display_title(@reverse_title_parts).fields.first.values).to include(
        'The Title : For. Part 62, Something'
      )
    end

    it 'should use the displayForm when available' do
      expect(mods_display_title(@display_form).fields.first.values).to include 'The Title of This Item'
    end

    it 'should return the basic text held in a sub element of titleInfo' do
      expect(mods_display_title(@title).fields.first.values).to include 'Title'
    end

    it 'should not duplicate delimiter punctuation' do
      values = mods_display_title(@title_punctuation).fields.first.values
      expect(values.length).to eq 1
      expect(values.first).not_to include '..'
      expect(values.first).to eq 'A title that ends in punctuation. 2015'
    end
  end
end