path: root/actionview/test/actionpack/controller/render_test.rb

require "abstract_unit"
require "active_model"

class ApplicationController < ActionController::Base
  self.view_paths = File.join(FIXTURE_LOAD_PATH, "actionpack")
end

Customer = Struct.new(:name, :id) do
  extend ActiveModel::Naming
  include ActiveModel::Conversion

  undef_method :to_json

  def to_xml(options = {})
    if options[:builder]
      options[:builder].name name
    else
      "<name>#{name}</name>"
    end
  end

  def to_js(options = {})
    "name: #{name.inspect}"
  end
  alias :to_text :to_js

  def errors
    []
  end

  def persisted?
    id.present?
  end

  def cache_key
    name.to_s
  end
end

module Quiz
  #Models
  Question = Struct.new(:name, :id) do
    extend ActiveModel::Naming
    include ActiveModel::Conversion

    def persisted?
      id.present?
    end
  end

  # Controller
  class QuestionsController < ApplicationController
    def new
      render partial: Quiz::Question.new("Namespaced Partial")
    end
  end
end

class BadCustomer < Customer; end
class GoodCustomer < Customer; end

module Fun
  class GamesController < ApplicationController
    def hello_world; end

    def nested_partial_with_form_builder
      render partial: ActionView::Helpers::FormBuilder.new(:post, nil, view_context, {})
    end
  end
end

class TestController < ApplicationController
  protect_from_forgery

  before_action :set_variable_for_layout

  class LabellingFormBuilder < ActionView::Helpers::FormBuilder
  end

  layout :determine_layout

  def name
    nil
  end

  private :name
  helper_method :name

  def hello_world
  end

  def hello_world_file
    render file: File.expand_path("../../../fixtures/actionpack/hello", __FILE__), formats: [:html]
  end

  # :ported:
  def render_hello_world
    render "test/hello_world"
  end

  def render_hello_world_with_last_modified_set
    response.last_modified = Date.new(2008, 10, 10).to_time
    render "test/hello_world"
  end

  # :ported: compatibility
  def render_hello_world_with_forward_slash
    render "/test/hello_world"
  end

  # :ported:
  def render_template_in_top_directory
    render template: "shared"
  end

  # :deprecated:
  def render_template_in_top_directory_with_slash
    render "/shared"
  end

  # :ported:
  def render_hello_world_from_variable
    @person = "david"
    render plain: "hello #{@person}"
  end

  # :ported:
  def render_action_hello_world
    render action: "hello_world"
  end

  def render_action_upcased_hello_world
    render action: "Hello_world"
  end

  def render_action_hello_world_as_string
    render "hello_world"
  end

  def render_action_hello_world_with_symbol
    render action: :hello_world
  end

  # :ported:
  def render_text_hello_world
    render plain: "hello world"
  end

  # :ported:
  def render_text_hello_world_with_layout
    @variable_for_layout = ", I am here!"
    render plain: "hello world", layout: true
  end

  def hello_world_with_layout_false
    render layout: false
  end

  # :ported:
  def render_file_with_instance_variables
    @secret = "in the sauce"
    path = File.join(File.dirname(__FILE__), "../../fixtures/test/render_file_with_ivar")
    render file: path
  end

  # :ported:
  def render_file_not_using_full_path
    @secret = "in the sauce"
    render file: "test/render_file_with_ivar"
  end

  def render_file_not_using_full_path_with_dot_in_path
    @secret = "in the sauce"
    render file: "test/dot.directory/render_file_with_ivar"
  end

  def render_file_using_pathname
    @secret = "in the sauce"
    render file: Pathname.new(File.dirname(__FILE__)).join("..", "..", "fixtures", "test", "dot.directory", "render_file_with_ivar")
  end

  def render_file_from_template
    @secret = "in the sauce"
    @path = File.expand_path(File.join(File.dirname(__FILE__), "../../fixtures/test/render_file_with_ivar"))
  end

  def render_file_with_locals
    path = File.join(File.dirname(__FILE__), "../../fixtures/test/render_file_with_locals")
    render file: path, locals: { secret: "in the sauce" }
  end

  def render_file_as_string_with_locals
    path = File.expand_path(File.join(File.dirname(__FILE__), "../../fixtures/test/render_file_with_locals"))
    render file: path, locals: { secret: "in the sauce" }
  end

  def accessing_request_in_template
    render inline: "Hello: <%= request.host %>"
  end

  def accessing_logger_in_template
    render inline: "<%= logger.class %>"
  end

  def accessing_action_name_in_template
    render inline: "<%= action_name %>"
  end

  def accessing_controller_name_in_template
    render inline: "<%= controller_name %>"
  end

  # :ported:
  def render_custom_code
    render plain: "hello world", status: 404
  end

  # :ported:
  def render_text_with_nil
    render plain: nil
  end

  # :ported:
  def render_text_with_false
    render plain: false
  end

  def render_text_with_resource
    render plain: Customer.new("David")
  end

  # :ported:
  def render_nothing_with_appendix
    render plain: "appended"
  end

  # This test is testing 3 things:
  #   render :file in AV      :ported:
  #   render :template in AC  :ported:
  #   setting content type
  def render_xml_hello
    @name = "David"
    render template: "test/hello"
  end

  def render_xml_hello_as_string_template
    @name = "David"
    render "test/hello"
  end

  def render_line_offset
    render inline: "<% raise %>", locals: { foo: "bar" }
  end

  def heading
    head :ok
  end

  def greeting
    # let's just rely on the template
  end

  # :ported:
  def blank_response
    render plain: " "
  end

  # :ported:
  def layout_test
    render action: "hello_world"
  end

  # :ported:
  def builder_layout_test
    @name = nil
    render action: "hello", layout: "layouts/builder"
  end

  # :move: test this in Action View
  def builder_partial_test
    render action: "hello_world_container"
  end

  # :ported:
  def partials_list
    @test_unchanged = "hello"
    @customers = [ Customer.new("david"), Customer.new("mary") ]
    render action: "list"
  end

  def partial_only
    render partial: true
  end

  def hello_in_a_string
    @customers = [ Customer.new("david"), Customer.new("mary") ]
    render plain: "How's there? " + render_to_string(template: "test/list")
  end

  def accessing_params_in_template
    render inline: "Hello: <%= params[:name] %>"
  end

  def accessing_local_assigns_in_inline_template
    name = params[:local_name]
    render inline: "<%= 'Goodbye, ' + local_name %>",
           locals: { local_name: name }
  end

  def render_implicit_html_template_from_xhr_request
  end

  def render_implicit_js_template_without_layout
  end

  def formatted_html_erb
  end

  def formatted_xml_erb
  end

  def render_to_string_test
    @foo = render_to_string inline: "this is a test"
  end

  def default_render
    @alternate_default_render ||= nil
    if @alternate_default_render
      @alternate_default_render.call
    else
      super
    end
  end

  def render_action_hello_world_as_symbol
    render action: :hello_world
  end

  def layout_test_with_different_layout
    render action: "hello_world", layout: "standard"
  end

  def layout_test_with_different_layout_and_string_action
    render "hello_world", layout: "standard"
  end

  def layout_test_with_different_layout_and_symbol_action
    render :hello_world, layout: "standard"
  end

  def rendering_without_layout
    render action: "hello_world", layout: false
  end

  def layout_overriding_layout
    render action: "hello_world", layout: "standard"
  end

  def rendering_nothing_on_layout
    head :ok
  end

  def render_to_string_with_assigns
    @before = "i'm before the render"
    render_to_string plain: "foo"
    @after = "i'm after the render"
    render template: "test/hello_world"
  end

  def render_to_string_with_exception
    render_to_string file: "exception that will not be caught - this will certainly not work"
  end

  def render_to_string_with_caught_exception
    @before = "i'm before the render"
    begin
      render_to_string file: "exception that will be caught- hope my future instance vars still work!"
    rescue
    end
    @after = "i'm after the render"
    render template: "test/hello_world"
  end

  def accessing_params_in_template_with_layout
    render layout: true, inline: "Hello: <%= params[:name] %>"
  end

  # :ported:
  def render_with_explicit_template
    render template: "test/hello_world"
  end

  def render_with_explicit_unescaped_template
    render template: "test/h*llo_world"
  end

  def render_with_explicit_escaped_template
    render template: "test/hello,world"
  end

  def render_with_explicit_string_template
    render "test/hello_world"
  end

  # :ported:
  def render_with_explicit_template_with_locals
    render template: "test/render_file_with_locals", locals: { secret: "area51" }
  end

  # :ported:
  def double_render
    render plain: "hello"
    render plain: "world"
  end

  def double_redirect
    redirect_to action: "double_render"
    redirect_to action: "double_render"
  end

  def render_and_redirect
    render plain: "hello"
    redirect_to action: "double_render"
  end

  def render_to_string_and_render
    @stuff = render_to_string plain: "here is some cached stuff"
    render plain: "Hi web users! #{@stuff}"
  end

  def render_to_string_with_inline_and_render
    render_to_string inline: "<%= 'dlrow olleh'.reverse %>"
    render template: "test/hello_world"
  end

  def rendering_with_conflicting_local_vars
    @name = "David"
    render action: "potential_conflicts"
  end

  def hello_world_from_rxml_using_action
    render action: "hello_world_from_rxml", handlers: [:builder]
  end

  # :deprecated:
  def hello_world_from_rxml_using_template
    render template: "test/hello_world_from_rxml", handlers: [:builder]
  end

  def action_talk_to_layout
    # Action template sets variable that's picked up by layout
  end

  # :addressed:
  def render_text_with_assigns
    @hello = "world"
    render plain: "foo"
  end

  def render_with_assigns_option
    render inline: "<%= @hello %>", assigns: { hello: "world" }
  end

  def yield_content_for
    render action: "content_for", layout: "yield"
  end

  def render_content_type_from_body
    response.content_type = Mime[:rss]
    render body: "hello world!"
  end

  def render_using_layout_around_block
    render action: "using_layout_around_block"
  end

  def render_using_layout_around_block_in_main_layout_and_within_content_for_layout
    render action: "using_layout_around_block", layout: "layouts/block_with_layout"
  end

  def partial_formats_html
    render partial: "partial", formats: [:html]
  end

  def partial
    render partial: "partial"
  end

  def partial_html_erb
    render partial: "partial_html_erb"
  end

  def render_to_string_with_partial
    @partial_only = render_to_string partial: "partial_only"
    @partial_with_locals = render_to_string partial: "customer", locals: { customer: Customer.new("david") }
    render template: "test/hello_world"
  end

  def render_to_string_with_template_and_html_partial
    @text = render_to_string template: "test/with_partial", formats: [:text]
    @html = render_to_string template: "test/with_partial", formats: [:html]
    render template: "test/with_html_partial"
  end

  def render_to_string_and_render_with_different_formats
    @html = render_to_string template: "test/with_partial", formats: [:html]
    render template: "test/with_partial", formats: [:text]
  end

  def render_template_within_a_template_with_other_format
    render  template: "test/with_xml_template",
            formats: [:html],
            layout: "with_html_partial"
  end

  def partial_with_counter
    render partial: "counter", locals: { counter_counter: 5 }
  end

  def partial_with_locals
    render partial: "customer", locals: { customer: Customer.new("david") }
  end

  def partial_with_form_builder
    render partial: ActionView::Helpers::FormBuilder.new(:post, nil, view_context, {})
  end

  def partial_with_form_builder_subclass
    render partial: LabellingFormBuilder.new(:post, nil, view_context, {})
  end

  def partial_collection
    render partial: "customer", collection: [ Customer.new("david"), Customer.new("mary") ]
  end

  def partial_collection_with_as
    render partial: "customer_with_var", collection: [ Customer.new("david"), Customer.new("mary") ], as: :customer
  end

  def partial_collection_with_iteration
    render partial: "customer_iteration", collection: [ Customer.new("david"), Customer.new("mary"), Customer.new("christine") ]
  end

  def partial_collection_with_as_and_iteration
    render partial: "customer_iteration_with_as", collection: [ Customer.new("david"), Customer.new("mary"), Customer.new("christine") ], as: :client
  end

  def partial_collection_with_counter
    render partial: "customer_counter", collection: [ Customer.new("david"), Customer.new("mary") ]
  end

  def partial_collection_with_as_and_counter
    render partial: "customer_counter_with_as", collection: [ Customer.new("david"), Customer.new("mary") ], as: :client
  end

  def partial_collection_with_locals
    render partial: "customer_greeting", collection: [ Customer.new("david"), Customer.new("mary") ], locals: { greeting: "Bonjour" }
  end

  def partial_collection_with_spacer
    render partial: "customer", spacer_template: "partial_only", collection: [ Customer.new("david"), Customer.new("mary") ]
  end

  def partial_collection_with_spacer_which_uses_render
    render partial: "customer", spacer_template: "partial_with_partial", collection: [ Customer.new("david"), Customer.new("mary") ]
  end

  def partial_collection_shorthand_with_locals
    render partial: [ Customer.new("david"), Customer.new("mary") ], locals: { greeting: "Bonjour" }
  end

  def partial_collection_shorthand_with_different_types_of_records
    render partial: [
        BadCustomer.new("mark"),
        GoodCustomer.new("craig"),
        BadCustomer.new("john"),
        GoodCustomer.new("zach"),
        GoodCustomer.new("brandon"),
        BadCustomer.new("dan") ],
      locals: { greeting: "Bonjour" }
  end

  def empty_partial_collection
    render partial: "customer", collection: []
  end

  def partial_collection_shorthand_with_different_types_of_records_with_counter
    partial_collection_shorthand_with_different_types_of_records
  end

  def missing_partial
    render partial: "thisFileIsntHere"
  end

  def partial_with_hash_object
    render partial: "hash_object", object: { first_name: "Sam" }
  end

  def partial_with_nested_object
    render partial: "quiz/questions/question", object: Quiz::Question.new("first")
  end

  def partial_with_nested_object_shorthand
    render Quiz::Question.new("first")
  end

  def partial_hash_collection
    render partial: "hash_object", collection: [ { first_name: "Pratik" }, { first_name: "Amy" } ]
  end

  def partial_hash_collection_with_locals
    render partial: "hash_greeting", collection: [ { first_name: "Pratik" }, { first_name: "Amy" } ], locals: { greeting: "Hola" }
  end

  def partial_with_implicit_local_assignment
    @customer = Customer.new("Marcel")
    render partial: "customer"
  end

  def render_call_to_partial_with_layout
    render action: "calling_partial_with_layout"
  end

  def render_call_to_partial_with_layout_in_main_layout_and_within_content_for_layout
    render action: "calling_partial_with_layout", layout: "layouts/partial_with_layout"
  end

  before_action only: :render_with_filters do
    request.format = :xml
  end

  # Ensure that the before filter is executed *before* self.formats is set.
  def render_with_filters
    render action: :formatted_xml_erb
  end

  private

    def set_variable_for_layout
      @variable_for_layout = nil
    end

    def determine_layout
      case action_name
      when "hello_world", "layout_test", "rendering_without_layout",
             "rendering_nothing_on_layout", "render_text_hello_world",
             "render_text_hello_world_with_layout",
             "hello_world_with_layout_false",
             "partial_only", "accessing_params_in_template",
             "accessing_params_in_template_with_layout",
             "render_with_explicit_template",
             "render_with_explicit_string_template",
             "update_page", "update_page_with_instance_variables"

        "layouts/standard"
      when "action_talk_to_layout", "layout_overriding_layout"
        "layouts/talk_from_action"
      when "render_implicit_html_template_from_xhr_request"
        (request.xhr? ? "layouts/xhr" : "layouts/standard")
      end
    end
end

class RenderTest < ActionController::TestCase
  tests TestController

  def setup
    # enable a logger so that (e.g.) the benchmarking stuff runs, so we can get
    # a more accurate simulation of what happens in "real life".
    super
    @controller.logger      = ActiveSupport::Logger.new(nil)
    ActionView::Base.logger = ActiveSupport::Logger.new(nil)

    @request.host = "www.nextangle.com"
  end

  def teardown
    ActionView::Base.logger = nil
  end

  # :ported:
  def test_simple_show
    get :hello_world
    assert_response 200
    assert_response :success
    assert_equal "<html>Hello world!</html>", @response.body
  end

  # :ported:
  def test_renders_default_template_for_missing_action
    get :'hyphen-ated'
    assert_equal "hyphen-ated.erb", @response.body
  end

  # :ported:
  def test_render
    get :render_hello_world
    assert_equal "Hello world!", @response.body
  end

  def test_line_offset
    exc = assert_raises ActionView::Template::Error do
      get :render_line_offset
    end
    line = exc.backtrace.first
    assert(line =~ %r{:(\d+):})
    assert_equal "1", $1,
      "The line offset is wrong, perhaps the wrong exception has been raised, exception was: #{exc.inspect}"
  end

  # :ported: compatibility
  def test_render_with_forward_slash
    get :render_hello_world_with_forward_slash
    assert_equal "Hello world!", @response.body
  end

  # :ported:
  def test_render_in_top_directory
    get :render_template_in_top_directory
    assert_equal "Elastica", @response.body
  end

  # :ported:
  def test_render_in_top_directory_with_slash
    get :render_template_in_top_directory_with_slash
    assert_equal "Elastica", @response.body
  end

  # :ported:
  def test_render_from_variable
    get :render_hello_world_from_variable
    assert_equal "hello david", @response.body
  end

  # :ported:
  def test_render_action
    get :render_action_hello_world
    assert_equal "Hello world!", @response.body
  end

  def test_render_action_upcased
    assert_raise ActionView::MissingTemplate do
      get :render_action_upcased_hello_world
    end
  end

  # :ported:
  def test_render_action_hello_world_as_string
    get :render_action_hello_world_as_string
    assert_equal "Hello world!", @response.body
  end

  # :ported:
  def test_render_action_with_symbol
    get :render_action_hello_world_with_symbol
    assert_equal "Hello world!", @response.body
  end

  # :ported:
  def test_render_text
    get :render_text_hello_world
    assert_equal "hello world", @response.body
  end

  # :ported:
  def test_do_with_render_text_and_layout
    get :render_text_hello_world_with_layout
    assert_equal "{{hello world, I am here!}}\n", @response.body
  end

  # :ported:
  def test_do_with_render_action_and_layout_false
    get :hello_world_with_layout_false
    assert_equal "Hello world!", @response.body
  end

  # :ported:
  def test_render_file_with_instance_variables
    get :render_file_with_instance_variables
    assert_equal "The secret is in the sauce\n", @response.body
  end

  def test_render_file
    get :hello_world_file
    assert_equal "Hello world!", @response.body
  end

  # :ported:
  def test_render_file_not_using_full_path
    get :render_file_not_using_full_path
    assert_equal "The secret is in the sauce\n", @response.body
  end

  # :ported:
  def test_render_file_not_using_full_path_with_dot_in_path
    get :render_file_not_using_full_path_with_dot_in_path
    assert_equal "The secret is in the sauce\n", @response.body
  end

  # :ported:
  def test_render_file_using_pathname
    get :render_file_using_pathname
    assert_equal "The secret is in the sauce\n", @response.body
  end

  # :ported:
  def test_render_file_with_locals
    get :render_file_with_locals
    assert_equal "The secret is in the sauce\n", @response.body
  end

  # :ported:
  def test_render_file_as_string_with_locals
    get :render_file_as_string_with_locals
    assert_equal "The secret is in the sauce\n", @response.body
  end

  # :assessed:
  def test_render_file_from_template
    get :render_file_from_template
    assert_equal "The secret is in the sauce\n", @response.body
  end

  # :ported:
  def test_render_custom_code
    get :render_custom_code
    assert_response 404
    assert_response :missing
    assert_equal "hello world", @response.body
  end

  # :ported:
  def test_render_text_with_nil
    get :render_text_with_nil
    assert_response 200
    assert_equal "", @response.body
  end

  # :ported:
  def test_render_text_with_false
    get :render_text_with_false
    assert_equal "false", @response.body
  end

  # :ported:
  def test_render_nothing_with_appendix
    get :render_nothing_with_appendix
    assert_response 200
    assert_equal "appended", @response.body
  end

  def test_render_text_with_resource
    get :render_text_with_resource
    assert_equal 'name: "David"', @response.body
  end

  # :ported:
  def test_attempt_to_access_object_method
    assert_raise(AbstractController::ActionNotFound) { get :clone }
  end

  # :ported:
  def test_private_methods
    assert_raise(AbstractController::ActionNotFound) { get :determine_layout }
  end

  # :ported:
  def test_access_to_request_in_view
    get :accessing_request_in_template
    assert_equal "Hello: www.nextangle.com", @response.body
  end

  def test_access_to_logger_in_view
    get :accessing_logger_in_template
    assert_equal "ActiveSupport::Logger", @response.body
  end

  # :ported:
  def test_access_to_action_name_in_view
    get :accessing_action_name_in_template
    assert_equal "accessing_action_name_in_template", @response.body
  end

  # :ported:
  def test_access_to_controller_name_in_view
    get :accessing_controller_name_in_template
    assert_equal "test", @response.body # name is explicitly set in the controller.
  end

  # :ported:
  def test_render_xml
    get :render_xml_hello
    assert_equal "<html>\n  <p>Hello David</p>\n<p>This is grand!</p>\n</html>\n", @response.body
    assert_equal "application/xml", @response.content_type
  end

  # :ported:
  def test_render_xml_as_string_template
    get :render_xml_hello_as_string_template
    assert_equal "<html>\n  <p>Hello David</p>\n<p>This is grand!</p>\n</html>\n", @response.body
    assert_equal "application/xml", @response.content_type
  end

  # :ported:
  def test_render_xml_with_default
    get :greeting
    assert_equal "<p>This is grand!</p>\n", @response.body
  end

  # :move: test in AV
  def test_render_xml_with_partial
    get :builder_partial_test
    assert_equal "<test>\n  <hello/>\n</test>\n", @response.body
  end

  # :ported:
  def test_layout_rendering
    get :layout_test
    assert_equal "<html>Hello world!</html>", @response.body
  end

  def test_render_xml_with_layouts
    get :builder_layout_test
    assert_equal "<wrapper>\n<html>\n  <p>Hello </p>\n<p>This is grand!</p>\n</html>\n</wrapper>\n", @response.body
  end

  def test_partials_list
    get :partials_list
    assert_equal "goodbyeHello: davidHello: marygoodbye\n", @response.body
  end

  def test_render_to_string
    get :hello_in_a_string
    assert_equal "How's there? goodbyeHello: davidHello: marygoodbye\n", @response.body
  end

  def test_render_to_string_resets_assigns
    get :render_to_string_test
    assert_equal "The value of foo is: ::this is a test::\n", @response.body
  end

  def test_render_to_string_inline
    get :render_to_string_with_inline_and_render
    assert_equal "Hello world!", @response.body
  end

  # :ported:
  def test_nested_rendering
    @controller = Fun::GamesController.new
    get :hello_world
    assert_equal "Living in a nested world", @response.body
  end

  def test_accessing_params_in_template
    get :accessing_params_in_template, params: { name: "David" }
    assert_equal "Hello: David", @response.body
  end

  def test_accessing_local_assigns_in_inline_template
    get :accessing_local_assigns_in_inline_template, params: { local_name: "Local David" }
    assert_equal "Goodbye, Local David", @response.body
    assert_equal "text/html", @response.content_type
  end

  def test_should_implicitly_render_html_template_from_xhr_request
    get :render_implicit_html_template_from_xhr_request, xhr: true
    assert_equal "XHR!\nHello HTML!", @response.body
  end

  def test_should_implicitly_render_js_template_without_layout
    get :render_implicit_js_template_without_layout, format: :js, xhr: true
    assert_no_match %r{<html>}, @response.body
  end

  def test_should_render_formatted_template
    get :formatted_html_erb
    assert_equal "formatted html erb", @response.body
  end

  def test_should_render_formatted_html_erb_template
    get :formatted_xml_erb
    assert_equal "<test>passed formatted html erb</test>", @response.body
  end

  def test_should_render_formatted_html_erb_template_with_bad_accepts_header
    @request.env["HTTP_ACCEPT"] = "; a=dsf"
    get :formatted_xml_erb
    assert_equal "<test>passed formatted html erb</test>", @response.body
  end

  def test_should_render_formatted_html_erb_template_with_faulty_accepts_header
    @request.accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, */*"
    get :formatted_xml_erb
    assert_equal "<test>passed formatted html erb</test>", @response.body
  end

  def test_layout_test_with_different_layout
    get :layout_test_with_different_layout
    assert_equal "<html>Hello world!</html>", @response.body
  end

  def test_layout_test_with_different_layout_and_string_action
    get :layout_test_with_different_layout_and_string_action
    assert_equal "<html>Hello world!</html>", @response.body
  end

  def test_layout_test_with_different_layout_and_symbol_action
    get :layout_test_with_different_layout_and_symbol_action
    assert_equal "<html>Hello world!</html>", @response.body
  end

  def test_rendering_without_layout
    get :rendering_without_layout
    assert_equal "Hello world!", @response.body
  end

  def test_layout_overriding_layout
    get :layout_overriding_layout
    assert_no_match %r{<title>}, @response.body
  end

  def test_rendering_nothing_on_layout
    get :rendering_nothing_on_layout
    assert_equal "", @response.body
  end

  def test_render_to_string_doesnt_break_assigns
    get :render_to_string_with_assigns
    assert_equal "i'm before the render", @controller.instance_variable_get(:@before)
    assert_equal "i'm after the render", @controller.instance_variable_get(:@after)
  end

  def test_bad_render_to_string_still_throws_exception
    assert_raise(ActionView::MissingTemplate) { get :render_to_string_with_exception }
  end

  def test_render_to_string_that_throws_caught_exception_doesnt_break_assigns
    assert_nothing_raised { get :render_to_string_with_caught_exception }
    assert_equal "i'm before the render", @controller.instance_variable_get(:@before)
    assert_equal "i'm after the render", @controller.instance_variable_get(:@after)
  end

  def test_accessing_params_in_template_with_layout
    get :accessing_params_in_template_with_layout, params: { name: "David" }
    assert_equal "<html>Hello: David</html>", @response.body
  end

  def test_render_with_explicit_template
    get :render_with_explicit_template
    assert_response :success
  end

  def test_render_with_explicit_unescaped_template
    assert_raise(ActionView::MissingTemplate) { get :render_with_explicit_unescaped_template }
    get :render_with_explicit_escaped_template
    assert_equal "Hello w*rld!", @response.body
  end

  def test_render_with_explicit_string_template
    get :render_with_explicit_string_template
    assert_equal "<html>Hello world!</html>", @response.body
  end

  def test_render_with_filters
    get :render_with_filters
    assert_equal "<test>passed formatted xml erb</test>", @response.body
  end

  # :ported:
  def test_double_render
    assert_raise(AbstractController::DoubleRenderError) { get :double_render }
  end

  def test_double_redirect
    assert_raise(AbstractController::DoubleRenderError) { get :double_redirect }
  end

  def test_render_and_redirect
    assert_raise(AbstractController::DoubleRenderError) { get :render_and_redirect }
  end

  # specify the one exception to double render rule - render_to_string followed by render
  def test_render_to_string_and_render
    get :render_to_string_and_render
    assert_equal("Hi web users! here is some cached stuff", @response.body)
  end

  def test_rendering_with_conflicting_local_vars
    get :rendering_with_conflicting_local_vars
    assert_equal("First: David\nSecond: Stephan\nThird: David\nFourth: David\nFifth: ", @response.body)
  end

  def test_action_talk_to_layout
    get :action_talk_to_layout
    assert_equal "<title>Talking to the layout</title>\nAction was here!", @response.body
  end

  # :addressed:
  def test_render_text_with_assigns
    get :render_text_with_assigns
    assert_equal "world", @controller.instance_variable_get(:@hello)
  end

  def test_render_text_with_assigns_option
    get :render_with_assigns_option
    assert_equal "world", response.body
  end

  # :ported:
  def test_template_with_locals
    get :render_with_explicit_template_with_locals
    assert_equal "The secret is area51\n", @response.body
  end

  def test_yield_content_for
    get :yield_content_for
    assert_equal "<title>Putting stuff in the title!</title>\nGreat stuff!\n", @response.body
  end

  def test_overwriting_rendering_relative_file_with_extension
    get :hello_world_from_rxml_using_template
    assert_equal "<html>\n  <p>Hello</p>\n</html>\n", @response.body

    get :hello_world_from_rxml_using_action
    assert_equal "<html>\n  <p>Hello</p>\n</html>\n", @response.body
  end

  def test_using_layout_around_block
    get :render_using_layout_around_block
    assert_equal "Before (David)\nInside from block\nAfter", @response.body
  end

  def test_using_layout_around_block_in_main_layout_and_within_content_for_layout
    get :render_using_layout_around_block_in_main_layout_and_within_content_for_layout
    assert_equal "Before (Anthony)\nInside from first block in layout\nAfter\nBefore (David)\nInside from block\nAfter\nBefore (Ramm)\nInside from second block in layout\nAfter\n", @response.body
  end

  def test_partial_only
    get :partial_only
    assert_equal "only partial", @response.body
    assert_equal "text/html", @response.content_type
  end

  def test_should_render_html_formatted_partial
    get :partial
    assert_equal "partial html", @response.body
    assert_equal "text/html", @response.content_type
  end

  def test_render_html_formatted_partial_even_with_other_mime_time_in_accept
    @request.accept = "text/javascript, text/html"

    get :partial_html_erb

    assert_equal "partial.html.erb", @response.body.strip
    assert_equal "text/html", @response.content_type
  end

  def test_should_render_html_partial_with_formats
    get :partial_formats_html
    assert_equal "partial html", @response.body
    assert_equal "text/html", @response.content_type
  end

  def test_render_to_string_partial
    get :render_to_string_with_partial
    assert_equal "only partial", @controller.instance_variable_get(:@partial_only)
    assert_equal "Hello: david", @controller.instance_variable_get(:@partial_with_locals)
    assert_equal "text/html", @response.content_type
  end

  def test_render_to_string_with_template_and_html_partial
    get :render_to_string_with_template_and_html_partial
    assert_equal "**only partial**\n", @controller.instance_variable_get(:@text)
    assert_equal "<strong>only partial</strong>\n", @controller.instance_variable_get(:@html)
    assert_equal "<strong>only html partial</strong>\n", @response.body
    assert_equal "text/html", @response.content_type
  end

  def test_render_to_string_and_render_with_different_formats
    get :render_to_string_and_render_with_different_formats
    assert_equal "<strong>only partial</strong>\n", @controller.instance_variable_get(:@html)
    assert_equal "**only partial**\n", @response.body
    assert_equal "text/plain", @response.content_type
  end

  def test_render_template_within_a_template_with_other_format
    get :render_template_within_a_template_with_other_format
    expected = "only html partial<p>This is grand!</p>"
    assert_equal expected, @response.body.strip
    assert_equal "text/html", @response.content_type
  end

  def test_partial_with_counter
    get :partial_with_counter
    assert_equal "5", @response.body
  end

  def test_partial_with_locals
    get :partial_with_locals
    assert_equal "Hello: david", @response.body
  end

  def test_partial_with_form_builder
    get :partial_with_form_builder
    assert_equal "<label for=\"post_title\">Title</label>\n", @response.body
  end

  def test_partial_with_form_builder_subclass
    get :partial_with_form_builder_subclass
    assert_equal "<label for=\"post_title\">Title</label>\n", @response.body
  end

  def test_nested_partial_with_form_builder
    @controller = Fun::GamesController.new
    get :nested_partial_with_form_builder
    assert_equal "<label for=\"post_title\">Title</label>\n", @response.body
  end

  def test_namespaced_object_partial
    @controller = Quiz::QuestionsController.new
    get :new
    assert_equal "Namespaced Partial", @response.body
  end

  def test_partial_collection
    get :partial_collection
    assert_equal "Hello: davidHello: mary", @response.body
  end

  def test_partial_collection_with_as
    get :partial_collection_with_as
    assert_equal "david david davidmary mary mary", @response.body
  end

  def test_partial_collection_with_iteration
    get :partial_collection_with_iteration
    assert_equal "3-0: david-first3-1: mary3-2: christine-last", @response.body
  end

  def test_partial_collection_with_as_and_iteration
    get :partial_collection_with_as_and_iteration
    assert_equal "3-0: david-first3-1: mary3-2: christine-last", @response.body
  end

  def test_partial_collection_with_counter
    get :partial_collection_with_counter
    assert_equal "david0mary1", @response.body
  end

  def test_partial_collection_with_as_and_counter
    get :partial_collection_with_as_and_counter
    assert_equal "david0mary1", @response.body
  end

  def test_partial_collection_with_locals
    get :partial_collection_with_locals
    assert_equal "Bonjour: davidBonjour: mary", @response.body
  end

  def test_partial_collection_with_spacer
    get :partial_collection_with_spacer
    assert_equal "Hello: davidonly partialHello: mary", @response.body
  end

  def test_partial_collection_with_spacer_which_uses_render
    get :partial_collection_with_spacer_which_uses_render
    assert_equal "Hello: davidpartial html\npartial with partial\nHello: mary", @response.body
  end

  def test_partial_collection_shorthand_with_locals
    get :partial_collection_shorthand_with_locals
    assert_equal "Bonjour: davidBonjour: mary", @response.body
  end

  def test_partial_collection_shorthand_with_different_types_of_records
    get :partial_collection_shorthand_with_different_types_of_records
    assert_equal "Bonjour bad customer: mark0Bonjour good customer: craig1Bonjour bad customer: john2Bonjour good customer: zach3Bonjour good customer: brandon4Bonjour bad customer: dan5", @response.body
  end

  def test_empty_partial_collection
    get :empty_partial_collection
    assert_equal " ", @response.body
  end

  def test_partial_with_hash_object
    get :partial_with_hash_object
    assert_equal "Sam\nmaS\n", @response.body
  end

  def test_partial_with_nested_object
    get :partial_with_nested_object
    assert_equal "first", @response.body
  end

  def test_partial_with_nested_object_shorthand
    get :partial_with_nested_object_shorthand
    assert_equal "first", @response.body
  end

  def test_hash_partial_collection
    get :partial_hash_collection
    assert_equal "Pratik\nkitarP\nAmy\nymA\n", @response.body
  end

  def test_partial_hash_collection_with_locals
    get :partial_hash_collection_with_locals
    assert_equal "Hola: PratikHola: Amy", @response.body
  end

  def test_render_missing_partial_template
    assert_raise(ActionView::MissingTemplate) do
      get :missing_partial
    end
  end

  def test_render_call_to_partial_with_layout
    get :render_call_to_partial_with_layout
    assert_equal "Before (David)\nInside from partial (David)\nAfter", @response.body
  end

  def test_render_call_to_partial_with_layout_in_main_layout_and_within_content_for_layout
    get :render_call_to_partial_with_layout_in_main_layout_and_within_content_for_layout
    assert_equal "Before (Anthony)\nInside from partial (Anthony)\nAfter\nBefore (David)\nInside from partial (David)\nAfter\nBefore (Ramm)\nInside from partial (Ramm)\nAfter", @response.body
  end
end