require File.join(File.dirname(__FILE__), 'CONFIG.rb')

require 'rubygems'
require 'facets'

require 'test/unit'
require 'og'

class TC_OgPolymorphic < Test::Unit::TestCase # :nodoc: all
  include Og

  class Foo
    property :name, String
    has_many Bar
  end

  class Bar
    property :name, String
    belongs_to Foo
    has_many Foobar
  end

  class Foobar
    property :name, String
    belongs_to Bar
  end

  $og1.manage_classes(Foo, Bar, Foobar)

  def test_all
    2.times{|i|
      foo = Foo.new
      foo.name = "foo #{i}"
      foo.save
    }

    assert_equal 2, Foo.all.length

    3.times{|i|
      bar = Bar.new
      bar.name = "bar #{i}"
      bar.save
    }

    assert_equal 3, Bar.all.length

    6.times{|i|
      foobar = Foobar.new
      foobar.name = "foobar #{i}"
      foobar.save
    }

    assert_equal 6, Foobar.all.length

    foo1 = Foo[1]
    bar1 = Bar[1]
    bar1.add_foobar Foobar[1]
    bar1.add_foobar Foobar[2]
    bar1.add_foobar Foobar[3]
    bar1.save
    foo1.add_bar    bar1
    foo1.save

    foo2 = Foo[2]
    bar2 = Bar[2]
    bar3 = Bar[3]
    bar2.add_foobar Foobar[4]
    bar3.add_foobar Foobar[5]
    bar3.add_foobar Foobar[6]
    bar2.save
    bar3.save
    foo2.add_bar bar2
    foo2.add_bar bar3
    foo2.save

    # this work...

    ar = Array.new
    foo1.bars.each {|ii|
      ar.push(ii.foobars)
    }
    ar.flatten!
    ar.size

    foo_foobars = foo1.bars.foobars
    assert_equal 3, foo_foobars.size
    assert_equal Foobar, foo_foobars.first.class
  end
  
end