publicize private methods block

gistfile1.rb

# http://stackoverflow.com/questions/267237/whats-the-best-way-to-unit-test-protected-private-methods-in-ruby
class Class
  def publicize_methods
    saved_private_instance_methods = self.private_instance_methods
    self.class_eval { public *saved_private_instance_methods }
    begin
      yield
    ensure
      self.class_eval { private *saved_private_instance_methods }
    end
  end
end

MyClass.publicize_methods do
  assert_equal 10, MyClass.new.secret_private_method
end

# or use send
class Secure
  private 
  def yo
    puts "nice"
  end
end

s = Secure.new

s.nice
# NoMethodError: private method `yo' called for 

s.send(:yo)
# nice