gistfile1.rb

RSpec::Matchers.define :have_jsonish_contents do |expected|
  def matches_at_this_level?(exp, act)
    if exp.respond_to?(:to_a) && act.respond_to?(:to_a)
      exp_arr = exp.to_a
      act_arr = act.to_a
      return false if exp_arr.length != act_arr.length
      exp_arr.each_with_index do |elem,i|
        return false unless matches_at_this_level?(elem, act_arr[i])
      end
      return true
    else
      return exp == act
    end
  end

  match do |actual|
    matches_at_this_level?(expected, actual)
  end
end