gem 'minitest', '~> 5.2'
require 'minitest/autorun'
require_relative 'drops'

class DropsTest < Minitest::Test
  def test_no_drops
    drops = Drops.new
    assert_equal 0, drops.count
  end

  def test_drip
  
    drops = Drops.new
    drops.drip
    assert_equal 1, drops.count
    3.times { drops.drip }
    assert_equal 4, drops.count
  end
end
