require 'test_helper'

class AutomobileVariantGuru
  def transmission_is_blank?(row)
    row['transmission'].blank?
  end

  def is_a_2007_gmc_or_chevrolet?(row)
    row['year'] == 2007 and %w(GMC CHEVROLET).include? row['MFR'].upcase
  end

  def is_a_porsche?(row)
    row.slice('MFR', 'Manufacturer', 'carline_mfr_name').any? { |k, v| v.upcase == 'PORSCHE' }
  end

  def is_not_a_porsche?(row)
    !is_a_porsche? row
  end

  def is_a_mercedes_benz?(row)
    row.slice('MFR', 'Manufacturer', 'carline_mfr_name').any? { |k, v| v =~ /MERCEDES/i }
  end

  def is_a_lexus?(row)
    row.slice('MFR', 'Manufacturer', 'carline_mfr_name').any? { |k, v| v.upcase == 'LEXUS' }
  end

  def is_a_bmw?(row)
    row.slice('MFR', 'Manufacturer', 'carline_mfr_name').any? { |k, v| v.upcase == 'BMW' }
  end

  def is_a_ford?(row)
    row.slice('MFR', 'Manufacturer', 'carline_mfr_name').any? { |k, v| v.upcase == 'FORD' }
  end

  def is_a_rolls_royce_and_model_contains_bentley?(row)
    is_a_rolls_royce?(row) and model_contains_bentley?(row)
  end

  def is_a_bentley?(row)
    row.slice('MFR', 'Manufacturer', 'carline_mfr_name').any? { |k, v| v.upcase == 'BENTLEY' }
  end

  def is_a_rolls_royce?(row)
    row.slice('MFR', 'Manufacturer', 'carline_mfr_name').any? { |k, v| v =~ /ROLLS/i }
  end

  def is_a_turbo_brooklands?(row)
    row.slice('CAR LINE', 'carline name', 'carline_name').any? { |k, v| v =~ /TURBO R\/RL BKLDS/i }
  end

  def model_contains_maybach?(row)
    row.slice('CAR LINE', 'carline name', 'carline_name').any? { |k, v| v =~ /MAYBACH/i }
  end
  
  def model_contains_bentley?(row)
    row.slice('CAR LINE', 'carline name', 'carline_name').any? { |k, v| v =~ /BENTLEY/i }
  end
end

class ErrataTest < Test::Unit::TestCase
  def setup
    @e = Errata.new :table => RemoteTable.new(:url => 'http://spreadsheets.google.com/pub?key=t9WkYT39zjrStx7ruCFrZJg'),
                    :responder => AutomobileVariantGuru.new
  end
    
  should "correct rows" do
    alfa = { "carline_mfr_name"=>"ALFA ROMEO" }
    @e.correct!(alfa)
    assert_equal 'Alfa Romeo', alfa['carline_mfr_name']
  end
  
  should "reject rows" do
    assert @e.rejects?('carline_mfr_name' => 'AURORA CARS')
  end
end