another masterpiece, idiomatic ruby converting one test type to another

sumbridge.rb

def describe(name, &block)
  klass = Class.new(Bridge, &block)
  Object.const_set(name + "Test", klass)
end

class Bridge < Minitest::Test
  def self.before(range, &block)
    define_method("before_#{range}") do |*args|
      instance_eval(&block)
      super *args
    end
  end

  def self.after(range, &block)
    define_method("after_#{range}") do |*args|
      instance_eval(&block)
      super *args
    end
  end

  def self.it(name, &block)
    define_method("test_" + name.split(" ").join("_"), &block)
  end
end