require 'test_helper'
require 'active_model'

EmailFormat = /\A([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})\Z/

class User
  include ActiveModel::Validations
  include ContextValidations::Model
  attr_accessor :first_name, :email

  validates :first_name, :presence => true
  validates :email, :format => EmailFormat
end

describe 'Model' do
  before do
    @user = User.new
  end

  it 'ignores existing validations' do
    @user.valid?.must_equal true
  end

  it 'accepts validations set onto the instance' do
    validations = [ActiveModel::Validations::PresenceValidator.new(:attributes => [:first_name]), ActiveModel::Validations::FormatValidator.new(:attributes => [:email], :with => EmailFormat)]
    @user.validations = validations
    @user.valid?.must_equal false
    @user.errors.count.must_equal 2
  end
end