scripts to run sy2 and sy3 severak times and check if they pass

sy2.rb

#!/usr/bin/ruby
require 'open3'

failed = false

for i in 1..20
  puts i
  stdin, stdout, stderr = Open3.popen3("sys161 kernel-ASST1 'sy2; q'")

  if ((str = stderr.gets) =~ /sys161: Cannot/)
    puts "There was an error"
    puts "Output:"
    puts str
    return false
  end

  output = stdout.readlines.join(" ")
  if output =~ /Test failed/ || output =~ /panic/
    puts "A TEST FAILED!"
    failed = true
    puts "OUTPUT:"
    puts output
    break
  end
end

puts "ALL TESTS PASSED!" unless failed

sy3.rb

#!/usr/bin/ruby
require 'open3'

def test
  for i in 1..5
    puts "TEST #{i}"
    stdin, stdout, stderr = Open3.popen3("sys161 kernel-ASST1 'sy3; q'")

    if ((str = stderr.gets) =~ /sys161: Cannot/)
      puts "There was an error"
      puts "Output:"
      puts str
      return false
    end

    while (str = stdout.gets)
      puts "Output: #{str}"
      if str =~ /Test failed/ || str =~ /panic/
        return false
      end

      if str =~ /Threads should print out in reverse order./
        for i in 1..5
          31.downto(0) do |j|
            str = stdout.gets
            unless str =~ /Thread #{j}/
              puts "Output: #{str}"
              return false
            end
          end
        end

        str = stdout.gets
        unless str =~ /CV test done/
          puts "Output: #{str}"
          return false
        end
      end
    end
  end
  return true
end

if test
  puts "ALL TESTS PASSED!"
else
  puts "SOME TESTS FAILED!"
end