require File.join( File.dirname(__FILE__), "test_helper")

# stdlib
require 'rexml/document'

# ralbum
require 'ralbum/skin_engines/kwartz_skin_engine'

class TestKwartzSkinEngine < Test::Unit::TestCase

  TEST_SKINDIR = File.join($RALBUM_HOME, "lib", "ralbum", "skins", "test_kwartz")

  def test_compile
    # TODO: le righe seguenti devono diventare skin.engine
    skin = Skin.new("test_kwartz", TEST_SKINDIR)
    skin_engine = KwartzSkinEngine.new( skin )
    outputfiles = %w[ album_page.rb image_page.rb ]
    outputfiles.each { |f|
      path = File.join( skin_engine.skin.skin_dirname, "out", f )
      FileUtils.rm( path ) if File.exist?(path)
    } 
    skin_engine.compile
    outputfiles.each { |f|
      path = File.join( skin_engine.skin.skin_dirname, "out", f )
      assert File.exist?( path ) 
    }
  end
  
  def test_write_xml
    doc = REXML::Document.new
    doc << REXML::XMLDecl.new
    xml_project = doc.add_element( "project" )
    xml_skins = xml_project.add_element( "skins" )

    # TODO: lo skin engine deve essere deciso dallo skin non puo' essere istanziato a parte!!!
    # TODO: deve diventare skin.egine
    skin = Skin.new("test_kwartz", TEST_SKINDIR)
    skin_engine = KwartzSkinEngine.new( skin )
    skin_engine.write_xml( xml_skins )
    # doc.write( $stdout, 0 )
    
    iss = REXML::XPath.match( doc, "//image_strategy" )
    assert_equal( 2, iss.length )
    xml_is = iss[0]
    assert_equal( "ScaledImageStrategy", xml_is.attributes["name"] )
    xml_is = iss[1]
    assert_equal( "ScaledImageStrategy", xml_is.attributes["name"] )
  end
  
end