require 'abstract_unit' class RendererTest < ActiveSupport::TestCase test 'creating with a controller' do controller = CommentsController renderer = ActionController::Renderer.for controller assert_equal controller, renderer.controller end test 'creating from a controller' do controller = AccountsController renderer = controller.renderer assert_equal controller, renderer.controller end test 'rendering with a class renderer' do renderer = ApplicationController.renderer content = renderer.render template: 'ruby_template' assert_equal 'Hello from Ruby code', content end test 'rendering with an instance renderer' do renderer = ApplicationController.renderer.new content = renderer.render file: 'test/hello_world' assert_equal 'Hello world!', content end test 'rendering with a controller class' do assert_equal 'Hello world!', ApplicationController.render('test/hello_world') end test 'rendering with locals' do renderer = ApplicationController.renderer content = renderer.render template: 'test/render_file_with_locals', locals: { secret: 'bar' } assert_equal "The secret is bar\n", content end test 'rendering with assigns' do renderer = ApplicationController.renderer content = renderer.render template: 'test/render_file_with_ivar', assigns: { secret: 'foo' } assert_equal "The secret is foo\n", content end test 'rendering with custom env' do renderer = ApplicationController.renderer.new method: 'post' content = renderer.render inline: '<%= request.post? %>' assert_equal 'true', content end test 'rendering with defaults' do renderer = ApplicationController.renderer renderer.defaults[:https] = true content = renderer.render inline: '<%= request.ssl? %>' assert_equal 'true', content end test 'same defaults from the same controller' do renderer_defaults = ->(controller) { controller.renderer.defaults } assert renderer_defaults[AccountsController].equal? renderer_defaults[AccountsController] assert_not renderer_defaults[AccountsController].equal? renderer_defaults[CommentsController] end test 'rendering with different formats' do html = 'Hello world!' xml = "

Hello world!

\n" assert_equal html, render['respond_to/using_defaults'] assert_equal xml, render['respond_to/using_defaults.xml.builder'] assert_equal xml, render['respond_to/using_defaults', formats: :xml] end test 'rendering with helpers' do assert_equal "

1\n
2

", render[inline: '<%= simple_format "1\n2" %>'] end test 'rendering from inherited renderer' do inherited = Class.new ApplicationController.renderer do defaults[:script_name] = 'script' def render(options) super options.merge(locals: { param: :value }) end end template = '<%= url_for controller: :foo, action: :bar, param: param %>' assert_equal 'script/foo/bar?param=value', inherited.render(inline: template) end private def render @render ||= ApplicationController.renderer.method(:render) end end