JezK
Edit File: view_paths_test.rb
require 'abstract_unit' class ViewLoadPathsTest < Test::Unit::TestCase LOAD_PATH_ROOT = File.join(File.dirname(__FILE__), '..', 'fixtures') ActionController::Base.view_paths = [ LOAD_PATH_ROOT ] 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 prepend_view_path "#{LOAD_PATH_ROOT}/override" end end class Test::SubController < ActionController::Base layout 'test/sub' def hello_world; render(:template => 'test/hello_world'); end end def setup TestController.view_paths = nil @request = ActionController::TestRequest.new @response = ActionController::TestResponse.new @controller = TestController.new # Following is needed in order to setup @controller.template object properly @controller.send :initialize_template_class, @response @controller.send :assign_shortcuts, @request, @response # Track the last warning. @old_behavior = ActiveSupport::Deprecation.behavior @last_message = nil ActiveSupport::Deprecation.behavior = Proc.new { |message, callback| @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_controller_appends_view_path_correctly @controller.append_view_path 'foo' assert_equal [LOAD_PATH_ROOT, 'foo'], @controller.view_paths @controller.append_view_path(%w(bar baz)) assert_equal [LOAD_PATH_ROOT, 'foo', 'bar', 'baz'], @controller.view_paths end def test_controller_prepends_view_path_correctly @controller.prepend_view_path 'baz' assert_equal ['baz', LOAD_PATH_ROOT], @controller.view_paths @controller.prepend_view_path(%w(foo bar)) assert_equal ['foo', 'bar', 'baz', LOAD_PATH_ROOT], @controller.view_paths end def test_template_appends_view_path_correctly @controller.instance_variable_set :@template, ActionView::Base.new(TestController.view_paths, {}, @controller) class_view_paths = TestController.view_paths @controller.append_view_path 'foo' assert_equal [LOAD_PATH_ROOT, 'foo'], @controller.view_paths @controller.append_view_path(%w(bar baz)) assert_equal [LOAD_PATH_ROOT, 'foo', 'bar', 'baz'], @controller.view_paths assert_equal class_view_paths, TestController.view_paths end def test_template_prepends_view_path_correctly @controller.instance_variable_set :@template, ActionView::Base.new(TestController.view_paths, {}, @controller) class_view_paths = TestController.view_paths @controller.prepend_view_path 'baz' assert_equal ['baz', LOAD_PATH_ROOT], @controller.view_paths @controller.prepend_view_path(%w(foo bar)) assert_equal ['foo', 'bar', 'baz', LOAD_PATH_ROOT], @controller.view_paths assert_equal class_view_paths, TestController.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.prepend_view_path "#{LOAD_PATH_ROOT}/override" get :hello_world assert_response :success assert_equal "Hello overridden world!", @response.body end def test_view_paths_override_for_layouts_in_controllers_with_a_module @controller = Test::SubController.new Test::SubController.view_paths = [ "#{LOAD_PATH_ROOT}/override", LOAD_PATH_ROOT, "#{LOAD_PATH_ROOT}/override2" ] get :hello_world assert_response :success assert_equal "layout: 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_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 C.view_paths = [] assert_nothing_raised { C.view_paths << 'c/path' } assert_equal ['c/path'], C.view_paths end end