Chris@0: require File.dirname(__FILE__) + '/../test_helper'
Chris@0: 
Chris@0: class ModelAndLibTest < Test::Unit::TestCase
Chris@0: 
Chris@0:  	def test_WITH_a_model_defined_only_in_a_plugin_IT_should_load_the_model
Chris@0:  	  assert_equal 'AlphaPluginModel (from alpha_plugin)', AlphaPluginModel.report_location
Chris@0:   end
Chris@0:   
Chris@0:   def test_WITH_a_model_defined_only_in_a_plugin_lib_dir_IT_should_load_the_model
Chris@0:  	  assert_equal 'AlphaPluginLibModel (from alpha_plugin)', AlphaPluginLibModel.report_location
Chris@0:   end
Chris@0: 
Chris@0:   # app takes precedence over plugins
Chris@0: 	
Chris@0: 	def test_WITH_a_model_defined_in_both_app_and_plugin_IT_should_load_the_one_in_app
Chris@0:  	  assert_equal 'AppAndPluginModel (from app)',	AppAndPluginModel.report_location  
Chris@0:  	  assert_raises(NoMethodError) { AppAndPluginLibModel.defined_only_in_alpha_engine_version }
Chris@0:   end
Chris@0: 	
Chris@0: 	def test_WITH_a_model_defined_in_both_app_and_plugin_lib_dirs_IT_should_load_the_one_in_app
Chris@0:  	  assert_equal 'AppAndPluginLibModel (from lib)', AppAndPluginLibModel.report_location
Chris@0:  	  assert_raises(NoMethodError) { AppAndPluginLibModel.defined_only_in_alpha_engine_version }
Chris@0:   end
Chris@0: 
Chris@0:   # subsequently loaded plugins take precendence over previously loaded plugins
Chris@0: 	
Chris@0:   # TODO
Chris@0:   #
Chris@0:   # this does work when we rely on $LOAD_PATH while it won't work when we use
Chris@0:   # Dependency constant autoloading. This somewhat confusing difference has
Chris@0:   # been there since at least Rails 1.2.x. See http://www.ruby-forum.com/topic/134529
Chris@0:   
Chris@0:   def test_WITH_a_model_defined_in_two_plugins_IT_should_load_the_latter_of_both
Chris@0:     require 'shared_plugin_model'
Chris@0:     assert_equal SharedPluginModel.report_location, 'SharedPluginModel (from beta_plugin)'
Chris@0:   end
Chris@0: end