skeletons

1_in.txt

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1_out.txt

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2_in.txt

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2_out.txt

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3_in.txt

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3_out.txt

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4_in.txt

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4_out.txt

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runner.rb

Dir.glob('*in.txt').each do |filename|
  puts "\n -------- #{filename}"
  expected = File.read("#{filename[0]}_out.txt").chomp
  result = `ruby solution.rb < #{filename}`.chomp

  if result.to_s == expected.to_s
    puts " WORKS"
  else
    puts " FAILS"
    result = result.split("\n")
    count = 0
    expected.split("\n").each_with_index do |expected_line, index|
      count = index + 1
      puts "#{index.to_s.ljust(3)}#{expected_line.ljust(60)} #{expected_line == result[index].to_s ? '=' : '!'} #{result[index].to_s.rjust(60)}"
    end
    if result.slice(count, 99999)
      result.slice(count , 99999).each {|r| puts "#{' ' * 63} ! #{r.to_s.rjust(60)}" }
    end
    puts ""
    # exit
  end
end

solution.rb

# cat 1_in.txt | ruby solution.rb

class Base
  def initialize(args)
    @arg1, @arg2, @arg3, @arg4 = args.read.split("\n")
    p @arg1.split(':').last  # label:value
    p @arg2.split(':').last
    p @arg3.split(':').last.split(',')  # label:val1,val2,val3,...
    p @arg4 = @arg4.split(':').last.split(',')
  end

  def go
    # use the things here
  end

private
end

# Base.new(ARGV).go
Base.new(ARGF).go