--- /dev/null
+require 'abstract_unit'
+
+# The view_paths array must be set on Base and not LayoutTest so that LayoutTest's inherited
+# method has access to the view_paths array when looking for a layout to automatically assign.
+old_load_paths = ActionController::Base.view_paths
+ActionController::Base.view_paths = [ File.dirname(__FILE__) + '/../fixtures/layout_tests/' ]
+
+class LayoutTest < ActionController::Base
+ def self.controller_path; 'views' end
+ self.view_paths = ActionController::Base.view_paths.dup
+end
+
+# Restore view_paths to previous value
+ActionController::Base.view_paths = old_load_paths
+
+class ProductController < LayoutTest
+end
+
+class ItemController < LayoutTest
+end
+
+class ThirdPartyTemplateLibraryController < LayoutTest
+end
+
+module ControllerNameSpace
+end
+
+class ControllerNameSpace::NestedController < LayoutTest
+end
+
+class MultipleExtensions < LayoutTest
+end
+
+ActionView::Template::register_template_handler :mab,
+ lambda { |template| template.source.inspect }
+
+class LayoutAutoDiscoveryTest < Test::Unit::TestCase
+ def setup
+ @request = ActionController::TestRequest.new
+ @response = ActionController::TestResponse.new
+
+ @request.host = "www.nextangle.com"
+ end
+
+ def test_application_layout_is_default_when_no_controller_match
+ @controller = ProductController.new
+ get :hello
+ assert_equal 'layout_test.rhtml hello.rhtml', @response.body
+ end
+
+ def test_controller_name_layout_name_match
+ @controller = ItemController.new
+ get :hello
+ assert_equal 'item.rhtml hello.rhtml', @response.body
+ end
+
+ def test_third_party_template_library_auto_discovers_layout
+ ThirdPartyTemplateLibraryController.view_paths.reload!
+ @controller = ThirdPartyTemplateLibraryController.new
+ get :hello
+ assert_equal 'layouts/third_party_template_library', @controller.active_layout
+ assert_equal 'layouts/third_party_template_library', @response.layout
+ assert_response :success
+ assert_equal 'Mab', @response.body
+ end
+
+ def test_namespaced_controllers_auto_detect_layouts
+ @controller = ControllerNameSpace::NestedController.new
+ get :hello
+ assert_equal 'layouts/controller_name_space/nested', @controller.active_layout
+ assert_equal 'controller_name_space/nested.rhtml hello.rhtml', @response.body
+ end
+
+ def test_namespaced_controllers_auto_detect_layouts
+ @controller = MultipleExtensions.new
+ get :hello
+ assert_equal 'layouts/multiple_extensions', @controller.active_layout
+ assert_equal 'multiple_extensions.html.erb hello.rhtml', @response.body.strip
+ end
+end
+
+class DefaultLayoutController < LayoutTest
+end
+
+class HasOwnLayoutController < LayoutTest
+ layout 'item'
+end
+
+class SetsLayoutInRenderController < LayoutTest
+ def hello
+ render :layout => 'third_party_template_library'
+ end
+end
+
+class RendersNoLayoutController < LayoutTest
+ def hello
+ render :layout => false
+ end
+end
+
+class LayoutSetInResponseTest < Test::Unit::TestCase
+ def setup
+ @request = ActionController::TestRequest.new
+ @response = ActionController::TestResponse.new
+ end
+
+ def test_layout_set_when_using_default_layout
+ @controller = DefaultLayoutController.new
+ get :hello
+ assert_equal 'layouts/layout_test', @response.layout
+ end
+
+ def test_layout_set_when_set_in_controller
+ @controller = HasOwnLayoutController.new
+ get :hello
+ assert_equal 'layouts/item', @response.layout
+ end
+
+ def test_layout_set_when_using_render
+ @controller = SetsLayoutInRenderController.new
+ get :hello
+ assert_equal 'layouts/third_party_template_library', @response.layout
+ end
+
+ def test_layout_is_not_set_when_none_rendered
+ @controller = RendersNoLayoutController.new
+ get :hello
+ assert_nil @response.layout
+ end
+
+ def test_exempt_from_layout_honored_by_render_template
+ ActionController::Base.exempt_from_layout :rhtml
+ @controller = RenderWithTemplateOptionController.new
+
+ get :hello
+ assert_equal "alt/hello.rhtml", @response.body.strip
+
+ ensure
+ ActionController::Base.exempt_from_layout.delete(/\.rhtml$/)
+ end
+end
+
+class RenderWithTemplateOptionController < LayoutTest
+ def hello
+ render :template => 'alt/hello'
+ end
+end
+
+class SetsNonExistentLayoutFile < LayoutTest
+ layout "nofile.rhtml"
+end
+
+class LayoutExceptionRaised < Test::Unit::TestCase
+ def setup
+ @request = ActionController::TestRequest.new
+ @response = ActionController::TestResponse.new
+ end
+
+ def test_exception_raised_when_layout_file_not_found
+ @controller = SetsNonExistentLayoutFile.new
+ get :hello
+ @response.template.class.module_eval { attr_accessor :exception }
+ assert_equal ActionView::MissingTemplate, @response.template.exception.class
+ end
+end
+
+class LayoutStatusIsRendered < LayoutTest
+ def hello
+ render :status => 401
+ end
+end
+
+class LayoutStatusIsRenderedTest < Test::Unit::TestCase
+ def setup
+ @request = ActionController::TestRequest.new
+ @response = ActionController::TestResponse.new
+ end
+
+ def test_layout_status_is_rendered
+ @controller = LayoutStatusIsRendered.new
+ get :hello
+ assert_response 401
+ end
+end
+
+class LayoutSymlinkedTest < LayoutTest
+ layout "symlinked/symlinked_layout"
+end
+
+class LayoutSymlinkedIsRenderedTest < Test::Unit::TestCase
+ def setup
+ @request = ActionController::TestRequest.new
+ @response = ActionController::TestResponse.new
+ end
+
+ def test_symlinked_layout_is_rendered
+ @controller = LayoutSymlinkedTest.new
+ get :hello
+ assert_response 200
+ assert_equal "layouts/symlinked/symlinked_layout", @response.layout
+ end
+end