require "abstract_unit"

module RenderAction
  # This has no layout and it works
  class BasicController < ActionController::Base
    self.view_paths = [ActionView::FixtureResolver.new(
      "render_action/basic/hello_world.html.erb" => "Hello world!"
    )]

    def hello_world
      render action: "hello_world"
    end

    def hello_world_as_string
      render "hello_world"
    end

    def hello_world_as_string_with_options
      render "hello_world", status: 404
    end

    def hello_world_as_symbol
      render :hello_world
    end

    def hello_world_with_symbol
      render action: :hello_world
    end

    def hello_world_with_layout
      render action: "hello_world", layout: true
    end

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

    def hello_world_with_layout_nil
      render action: "hello_world", layout: nil
    end

    def hello_world_with_custom_layout
      render action: "hello_world", layout: "greetings"
    end
  end

  class RenderActionTest < Rack::TestCase
    test "rendering an action using :action => <String>" do
      get "/render_action/basic/hello_world"

      assert_body "Hello world!"
      assert_status 200
    end

    test "rendering an action using '<action>'" do
      get "/render_action/basic/hello_world_as_string"

      assert_body "Hello world!"
      assert_status 200
    end

    test "rendering an action using '<action>' and options" do
      get "/render_action/basic/hello_world_as_string_with_options"

      assert_body "Hello world!"
      assert_status 404
    end

    test "rendering an action using :action" do
      get "/render_action/basic/hello_world_as_symbol"

      assert_body "Hello world!"
      assert_status 200
    end

    test "rendering an action using :action => :hello_world" do
      get "/render_action/basic/hello_world_with_symbol"

      assert_body "Hello world!"
      assert_status 200
    end
  end

  class RenderLayoutTest < Rack::TestCase
    def setup
    end

    test "rendering with layout => true" do
      assert_raise(ArgumentError) do
        get "/render_action/basic/hello_world_with_layout", headers: { "action_dispatch.show_exceptions" => false }
      end
    end

    test "rendering with layout => false" do
      get "/render_action/basic/hello_world_with_layout_false"

      assert_body "Hello world!"
      assert_status 200
    end

    test "rendering with layout => :nil" do
      get "/render_action/basic/hello_world_with_layout_nil"

      assert_body "Hello world!"
      assert_status 200
    end

    test "rendering with layout => 'greetings'" do
      assert_raise(ActionView::MissingTemplate) do
        get "/render_action/basic/hello_world_with_custom_layout", headers: { "action_dispatch.show_exceptions" => false }
      end
    end
  end
end

module RenderActionWithApplicationLayout
  # # ==== Render actions with layouts ====
  class BasicController < ::ApplicationController
    # Set the view path to an application view structure with layouts
    self.view_paths = [ActionView::FixtureResolver.new(
      "render_action_with_application_layout/basic/hello_world.html.erb" => "Hello World!",
      "render_action_with_application_layout/basic/hello.html.builder"   => "xml.p 'Hello'",
      "layouts/application.html.erb"                                     => "Hi <%= yield %> OK, Bye",
      "layouts/greetings.html.erb"                                       => "Greetings <%= yield %> Bye",
      "layouts/builder.html.builder"                                     => "xml.html do\n  xml << yield\nend"
    )]

    def hello_world
      render action: "hello_world"
    end

    def hello_world_with_layout
      render action: "hello_world", layout: true
    end

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

    def hello_world_with_layout_nil
      render action: "hello_world", layout: nil
    end

    def hello_world_with_custom_layout
      render action: "hello_world", layout: "greetings"
    end

    def with_builder_and_layout
      render action: "hello", layout: "builder"
    end
  end

  class LayoutTest < Rack::TestCase
    test "rendering implicit application.html.erb as layout" do
      get "/render_action_with_application_layout/basic/hello_world"

      assert_body "Hi Hello World! OK, Bye"
      assert_status 200
    end

    test "rendering with layout => true" do
      get "/render_action_with_application_layout/basic/hello_world_with_layout"

      assert_body "Hi Hello World! OK, Bye"
      assert_status 200
    end

    test "rendering with layout => false" do
      get "/render_action_with_application_layout/basic/hello_world_with_layout_false"

      assert_body "Hello World!"
      assert_status 200
    end

    test "rendering with layout => :nil" do
      get "/render_action_with_application_layout/basic/hello_world_with_layout_nil"

      assert_body "Hello World!"
      assert_status 200
    end

    test "rendering with layout => 'greetings'" do
      get "/render_action_with_application_layout/basic/hello_world_with_custom_layout"

      assert_body "Greetings Hello World! Bye"
      assert_status 200
    end
  end

  class TestLayout < Rack::TestCase
    testing BasicController

    test "builder works with layouts" do
      get :with_builder_and_layout
      assert_response "<html>\n<p>Hello</p>\n</html>\n"
    end
  end
end

module RenderActionWithControllerLayout
  class BasicController < ActionController::Base
    self.view_paths = [ActionView::FixtureResolver.new(
      "render_action_with_controller_layout/basic/hello_world.html.erb" => "Hello World!",
      "layouts/render_action_with_controller_layout/basic.html.erb"     => "With Controller Layout! <%= yield %> Bye"
    )]

    def hello_world
      render action: "hello_world"
    end

    def hello_world_with_layout
      render action: "hello_world", layout: true
    end

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

    def hello_world_with_layout_nil
      render action: "hello_world", layout: nil
    end

    def hello_world_with_custom_layout
      render action: "hello_world", layout: "greetings"
    end
  end

  class ControllerLayoutTest < Rack::TestCase
    test "render hello_world and implicitly use <controller_path>.html.erb as a layout." do
      get "/render_action_with_controller_layout/basic/hello_world"

      assert_body "With Controller Layout! Hello World! Bye"
      assert_status 200
    end

    test "rendering with layout => true" do
      get "/render_action_with_controller_layout/basic/hello_world_with_layout"

      assert_body "With Controller Layout! Hello World! Bye"
      assert_status 200
    end

    test "rendering with layout => false" do
      get "/render_action_with_controller_layout/basic/hello_world_with_layout_false"

      assert_body "Hello World!"
      assert_status 200
    end

    test "rendering with layout => :nil" do
      get "/render_action_with_controller_layout/basic/hello_world_with_layout_nil"

      assert_body "Hello World!"
      assert_status 200
    end
  end
end

module RenderActionWithBothLayouts
  class BasicController < ActionController::Base
    self.view_paths = [ActionView::FixtureResolver.new(
      "render_action_with_both_layouts/basic/hello_world.html.erb"  => "Hello World!",
      "layouts/application.html.erb"                                => "Oh Hi <%= yield %> Bye",
      "layouts/render_action_with_both_layouts/basic.html.erb"      => "With Controller Layout! <%= yield %> Bye")]

    def hello_world
      render action: "hello_world"
    end

    def hello_world_with_layout
      render action: "hello_world", layout: true
    end

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

    def hello_world_with_layout_nil
      render action: "hello_world", layout: nil
    end
  end

  class ControllerLayoutTest < Rack::TestCase
    test "rendering implicitly use <controller_path>.html.erb over application.html.erb as a layout" do
      get "/render_action_with_both_layouts/basic/hello_world"

      assert_body   "With Controller Layout! Hello World! Bye"
      assert_status 200
    end

    test "rendering with layout => true" do
      get "/render_action_with_both_layouts/basic/hello_world_with_layout"

      assert_body "With Controller Layout! Hello World! Bye"
      assert_status 200
    end

    test "rendering with layout => false" do
      get "/render_action_with_both_layouts/basic/hello_world_with_layout_false"

      assert_body "Hello World!"
      assert_status 200
    end

    test "rendering with layout => :nil" do
      get "/render_action_with_both_layouts/basic/hello_world_with_layout_nil"

      assert_body "Hello World!"
      assert_status 200
    end
  end
end
