require File.join(File.dirname(__FILE__), 'test_helper')
require File.join(File.dirname(__FILE__), 'fixtures/widget')

class AdditionalValidationsTest < Test::Unit::TestCase
  fixtures :widgets, :dongles
  
  def test_bad_foreign_key
    assert !widgets(:bad_id).valid?
    assert widgets(:bad_id).errors.invalid?(:dongle_id)
  end
  
  def test_nil_foreign_key
    assert !widgets(:no_id).valid?
    assert widgets(:no_id).errors.invalid?(:dongle_id)    
  end
  
  def test_good_foreign_key
    assert widgets(:good_id).valid?
    assert widgets(:good_id).errors.empty?
  end
  
  def test_passing_allow_nil_raises_an_error
    assert_raises(ActiveRecord::ConfigurationError) { Widget.validates_association_of :dongle, :allow_nil => true }
  end
  
  def test_me
    assert_raises(ActiveRecord::ConfigurationError) { Dongle.validates_association_of :widgets }
  end
  
end