class Users
  include DataMapper::Resource

  property :id,         Serial
  property :username,   String,     :required => true, :unique => true
  property :email,      String,     :required => true, :format => :email_address
  property :password,   BCryptHash, :required => true
  property :created_at, DateTime
  property :updated_at, DateTime

  def password
    @password ||= BCrypt::Password.new(self.password)
  end

  def password=(password)
    @password = BCrypt::Password.create(password)
    self.password = @password
  end

  def authenticates password
    self.password == password
  end
end

# This hangs
Users.create(:username => 'foo', :email => 'foo@wat.com', :password => 'lol')

# This does not
Users.create(:username => 'foo', :email => 'foo@wat.com')