require 'rails_helper'
require 'fileutils'

RSpec.describe DisaggregationLoader do
  let(:path) do
    Rails.root.join('spec', 'fixtures', 'disaggregation')
  end
  let(:academic_year) { create(:academic_year, range: '2022-23') }
  let(:district) { create(:district, name: 'Maynard Public Schools') }
  context '.load' do
    it 'loads data from the file into a hash' do
      data = DisaggregationLoader.new(path:).load
      expect(data.values.first.lasid).to eq('1')
      expect(data.values.first.academic_year).to eq('2022-23')
      expect(data.values.first.district).to eq('Maynard Public Schools')
      expect(data.values.first.income).to eq('Free Lunch')

      expect(data.values.last.lasid).to eq('500')
      expect(data.values.last.academic_year).to eq('2022-23')
      expect(data.values.last.district).to eq('Maynard Public Schools')
      expect(data.values.last.income).to eq('Not Eligible')

      expect(data[['1', 'Maynard Public Schools', '2022-23']].income).to eq('Free Lunch')
      expect(data[['2', 'Maynard Public Schools', '2022-23']].income).to eq('Not Eligible')
      expect(data[['3', 'Maynard Public Schools', '2022-23']].income).to eq('Reduced Lunch')
    end
  end

  context 'Creating a new loader' do
    it 'creates a directory for the loader file' do
      DisaggregationLoader.new(path:)
      expect(path).to exist
    end
  end
end