require File.dirname(__FILE__) + '/../abstract_unit' class ViewLoadPathsTest < Test::Unit::TestCase LOAD_PATH_ROOT = File.join(File.dirname(__FILE__), '..', 'fixtures') class TestController < ActionController::Base def self.controller_path() "test" end def rescue_action(e) raise end before_filter :add_view_path, :only => :hello_world_at_request_time def hello_world() end def hello_world_at_request_time() render(:action => 'hello_world') end private def add_view_path self.class.view_paths.unshift "#{LOAD_PATH_ROOT}/override" end end def setup TestController.view_paths = [ LOAD_PATH_ROOT ] @controller = TestController.new @request = ActionController::TestRequest.new @response = ActionController::TestResponse.new # Track the last warning. @old_behavior = ActiveSupport::Deprecation.behavior @last_message = nil ActiveSupport::Deprecation.behavior = Proc.new { |message| @last_message = message } end def teardown ActiveSupport::Deprecation.behavior = @old_behavior end def test_template_load_path_was_set_correctly assert_equal [ LOAD_PATH_ROOT ], @controller.view_paths end def test_view_paths get :hello_world assert_response :success assert_equal "Hello world!", @response.body end def test_view_paths_override TestController.view_paths.unshift "#{LOAD_PATH_ROOT}/override" get :hello_world assert_response :success assert_equal "Hello overridden world!", @response.body end def test_view_paths_override_at_request_time get :hello_world_at_request_time assert_response :success assert_equal "Hello overridden world!", @response.body end def test_template_root_deprecated assert_deprecated(/template_root.*view_paths/) do TestController.template_root = 'foo/bar' end assert_deprecated(/template_root.*view_paths/) do assert_equal 'foo/bar', TestController.template_root assert_equal ['foo/bar', LOAD_PATH_ROOT], TestController.view_paths end end def test_inheritance original_load_paths = ActionController::Base.view_paths self.class.class_eval %{ class A < ActionController::Base; end class B < A; end class C < ActionController::Base; end } A.view_paths = [ 'a/path' ] assert_equal [ 'a/path' ], A.view_paths assert_equal A.view_paths, B.view_paths assert_equal original_load_paths, C.view_paths e = assert_raises(TypeError) { C.view_paths << 'c/path' } assert_equal "can't modify frozen array", e.message C.view_paths = [] assert_nothing_raised { C.view_paths << 'c/path' } end end