vendor/rails/actionpack/test/controller/layout_test.rb

   1 require 'abstract_unit'
   2
   3 # The view_paths array must be set on Base and not LayoutTest so that LayoutTest's inherited
   4 # method has access to the view_paths array when looking for a layout to automatically assign.
   5 old_load_paths = ActionController::Base.view_paths
   6 ActionController::Base.view_paths = [ File.dirname(__FILE__) + '/../fixtures/layout_tests/' ]
   7
   8 class LayoutTest < ActionController::Base
   9   def self.controller_path; 'views' end
  10   self.view_paths = ActionController::Base.view_paths.dup
  11 end
  12
  13 # Restore view_paths to previous value
  14 ActionController::Base.view_paths = old_load_paths
  15
  16 class ProductController < LayoutTest
  17 end
  18
  19 class ItemController < LayoutTest
  20 end
  21
  22 class ThirdPartyTemplateLibraryController < LayoutTest
  23 end
  24
  25 module ControllerNameSpace
  26 end
  27
  28 class ControllerNameSpace::NestedController < LayoutTest
  29 end
  30
  31 class MultipleExtensions < LayoutTest
  32 end
  33
  34 ActionView::Template::register_template_handler :mab,
  35   lambda { |template| template.source.inspect }
  36
  37 class LayoutAutoDiscoveryTest < Test::Unit::TestCase
  38   def setup
  39     @request    = ActionController::TestRequest.new
  40     @response   = ActionController::TestResponse.new
  41
  42     @request.host = "www.nextangle.com"
  43   end
  44
  45   def test_application_layout_is_default_when_no_controller_match
  46     @controller = ProductController.new
  47     get :hello
  48     assert_equal 'layout_test.rhtml hello.rhtml', @response.body
  49   end
  50
  51   def test_controller_name_layout_name_match
  52     @controller = ItemController.new
  53     get :hello
  54     assert_equal 'item.rhtml hello.rhtml', @response.body
  55   end
  56
  57   def test_third_party_template_library_auto_discovers_layout
  58     ThirdPartyTemplateLibraryController.view_paths.reload!
  59     @controller = ThirdPartyTemplateLibraryController.new
  60     get :hello
  61     assert_equal 'layouts/third_party_template_library', @controller.active_layout
  62     assert_equal 'layouts/third_party_template_library', @response.layout
  63     assert_response :success
  64     assert_equal 'Mab', @response.body
  65   end
  66
  67   def test_namespaced_controllers_auto_detect_layouts
  68     @controller = ControllerNameSpace::NestedController.new
  69     get :hello
  70     assert_equal 'layouts/controller_name_space/nested', @controller.active_layout
  71     assert_equal 'controller_name_space/nested.rhtml hello.rhtml', @response.body
  72   end
  73
  74   def test_namespaced_controllers_auto_detect_layouts
  75     @controller = MultipleExtensions.new
  76     get :hello
  77     assert_equal 'layouts/multiple_extensions', @controller.active_layout
  78     assert_equal 'multiple_extensions.html.erb hello.rhtml', @response.body.strip
  79   end
  80 end
  81
  82 class DefaultLayoutController < LayoutTest
  83 end
  84
  85 class HasOwnLayoutController < LayoutTest
  86   layout 'item'
  87 end
  88
  89 class SetsLayoutInRenderController < LayoutTest
  90   def hello
  91     render :layout => 'third_party_template_library'
  92   end
  93 end
  94
  95 class RendersNoLayoutController < LayoutTest
  96   def hello
  97     render :layout => false
  98   end
  99 end
 100
 101 class LayoutSetInResponseTest < Test::Unit::TestCase
 102   def setup
 103     @request    = ActionController::TestRequest.new
 104     @response   = ActionController::TestResponse.new
 105   end
 106
 107   def test_layout_set_when_using_default_layout
 108     @controller = DefaultLayoutController.new
 109     get :hello
 110     assert_equal 'layouts/layout_test', @response.layout
 111   end
 112
 113   def test_layout_set_when_set_in_controller
 114     @controller = HasOwnLayoutController.new
 115     get :hello
 116     assert_equal 'layouts/item', @response.layout
 117   end
 118
 119   def test_layout_set_when_using_render
 120     @controller = SetsLayoutInRenderController.new
 121     get :hello
 122     assert_equal 'layouts/third_party_template_library', @response.layout
 123   end
 124
 125   def test_layout_is_not_set_when_none_rendered
 126     @controller = RendersNoLayoutController.new
 127     get :hello
 128     assert_nil @response.layout
 129   end
 130
 131   def test_exempt_from_layout_honored_by_render_template
 132     ActionController::Base.exempt_from_layout :rhtml
 133     @controller = RenderWithTemplateOptionController.new
 134
 135     get :hello
 136     assert_equal "alt/hello.rhtml", @response.body.strip
 137
 138   ensure
 139     ActionController::Base.exempt_from_layout.delete(/\.rhtml$/)
 140   end
 141 end
 142
 143 class RenderWithTemplateOptionController < LayoutTest
 144   def hello
 145     render :template => 'alt/hello'
 146   end
 147 end
 148
 149 class SetsNonExistentLayoutFile < LayoutTest
 150   layout "nofile.rhtml"
 151 end
 152
 153 class LayoutExceptionRaised < Test::Unit::TestCase
 154   def setup
 155     @request    = ActionController::TestRequest.new
 156     @response   = ActionController::TestResponse.new
 157   end
 158
 159   def test_exception_raised_when_layout_file_not_found
 160     @controller = SetsNonExistentLayoutFile.new
 161     get :hello
 162     @response.template.class.module_eval { attr_accessor :exception }
 163     assert_equal ActionView::MissingTemplate, @response.template.exception.class
 164   end
 165 end
 166
 167 class LayoutStatusIsRendered < LayoutTest
 168   def hello
 169     render :status => 401
 170   end
 171 end
 172
 173 class LayoutStatusIsRenderedTest < Test::Unit::TestCase
 174   def setup
 175     @request    = ActionController::TestRequest.new
 176     @response   = ActionController::TestResponse.new
 177   end
 178
 179   def test_layout_status_is_rendered
 180     @controller = LayoutStatusIsRendered.new
 181     get :hello
 182     assert_response 401
 183   end
 184 end
 185
 186 class LayoutSymlinkedTest < LayoutTest
 187   layout "symlinked/symlinked_layout"
 188 end
 189
 190 class LayoutSymlinkedIsRenderedTest < Test::Unit::TestCase
 191   def setup
 192     @request    = ActionController::TestRequest.new
 193     @response   = ActionController::TestResponse.new
 194   end
 195
 196   def test_symlinked_layout_is_rendered
 197     @controller = LayoutSymlinkedTest.new
 198     get :hello
 199     assert_response 200
 200     assert_equal "layouts/symlinked/symlinked_layout", @response.layout
 201   end
 202 end