require File.expand_path(File.dirname(__FILE__) +  '/abstract_unit')

class ModelExtrasTest < Test::Unit::TestCase
  def test_humanized_attribute
    assert_equal "Jonathan", people(:jonathan).humanized_attribute(:name)         # String remains unchanged
    assert_equal "2003-01-01", people(:jonathan).humanized_attribute(:birth_date) # Date becomes a string
    assert_equal "Male", people(:jonathan).humanized_attribute(:gender_id)        # belongs_to queries related object

    assert_nil people(:david).humanized_attribute(:user_id)
  end
  
  def test_humanized_attribute_when_foreign_key_invalid
    p = people(:jonathan)
    p.gender = genders(:female)
    
    assert genders(:male).destroy
    assert_nothing_raised do
      assert_nil p.humanized_attribute(:gender_id, :read_original_attribute)
    end
  end
  
  def test_humanized_modified_attributes
    p = people(:jonathan)
    p.update_attributes(:name => "Pop", :birth_date => Date.new(2000, 4, 5), :gender => genders(:female))
    
    assert_equal({
      "name"       => "Jonathan",
      "birth_date" => "2003-01-01",
      "gender_id"  => "Male"
    }, p.humanized_modified_attributes)
  end
  
  def test_humanized_belongs_to_polymorphic
    assert_equal "Jonathan", addresses(:jonathan).humanized_attribute(:addressable_id)
  end
  
  def test_default_to_summary
    assert_equal people(:jonathan).name, people(:jonathan).to_summary
  end
end