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
   7 ActionView::Template::register_template_handler :mab,
   8   lambda { |template| template.source.inspect }
   9
  10 ActionController::Base.view_paths = [ File.dirname(__FILE__) + '/../fixtures/layout_tests/' ]
  11
  12 class LayoutTest < ActionController::Base
  13   def self.controller_path; 'views' end
  14   self.view_paths = ActionController::Base.view_paths.dup
  15 end
  16
  17 # Restore view_paths to previous value
  18 ActionController::Base.view_paths = old_load_paths
  19
  20 class ProductController < LayoutTest
  21 end
  22
  23 class ItemController < LayoutTest
  24 end
  25
  26 class ThirdPartyTemplateLibraryController < LayoutTest
  27 end
  28
  29 module ControllerNameSpace
  30 end
  31
  32 class ControllerNameSpace::NestedController < LayoutTest
  33 end
  34
  35 class MultipleExtensions < LayoutTest
  36 end
  37
  38 class LayoutAutoDiscoveryTest < ActionController::TestCase
  39   def setup
  40     @request.host = "www.nextangle.com"
  41   end
  42
  43   def test_application_layout_is_default_when_no_controller_match
  44     @controller = ProductController.new
  45     get :hello
  46     assert_equal 'layout_test.rhtml hello.rhtml', @response.body
  47   end
  48
  49   def test_controller_name_layout_name_match
  50     @controller = ItemController.new
  51     get :hello
  52     assert_equal 'item.rhtml hello.rhtml', @response.body
  53   end
  54
  55   def test_third_party_template_library_auto_discovers_layout
  56     @controller = ThirdPartyTemplateLibraryController.new
  57     get :hello
  58     assert_equal 'layouts/third_party_template_library.mab', @controller.active_layout.to_s
  59     assert_equal 'layouts/third_party_template_library', @response.layout
  60     assert_response :success
  61     assert_equal 'Mab', @response.body
  62   end
  63
  64   def test_namespaced_controllers_auto_detect_layouts
  65     @controller = ControllerNameSpace::NestedController.new
  66     get :hello
  67     assert_equal 'layouts/controller_name_space/nested', @controller.active_layout.to_s
  68     assert_equal 'controller_name_space/nested.rhtml hello.rhtml', @response.body
  69   end
  70
  71   def test_namespaced_controllers_auto_detect_layouts
  72     @controller = MultipleExtensions.new
  73     get :hello
  74     assert_equal 'layouts/multiple_extensions.html.erb', @controller.active_layout.to_s
  75     assert_equal 'multiple_extensions.html.erb hello.rhtml', @response.body.strip
  76   end
  77 end
  78
  79 class DefaultLayoutController < LayoutTest
  80 end
  81
  82 class AbsolutePathLayoutController < LayoutTest
  83   layout File.expand_path(File.expand_path(__FILE__) + '/../../fixtures/layout_tests/layouts/layout_test.rhtml')
  84 end
  85
  86 class HasOwnLayoutController < LayoutTest
  87   layout 'item'
  88 end
  89
  90 class PrependsViewPathController < LayoutTest
  91   def hello
  92     prepend_view_path File.dirname(__FILE__) + '/../fixtures/layout_tests/alt/'
  93     render :layout => 'alt'
  94   end
  95 end
  96
  97 class SetsLayoutInRenderController < LayoutTest
  98   def hello
  99     render :layout => 'third_party_template_library'
 100   end
 101 end
 102
 103 class RendersNoLayoutController < LayoutTest
 104   def hello
 105     render :layout => false
 106   end
 107 end
 108
 109 class LayoutSetInResponseTest < ActionController::TestCase
 110   def test_layout_set_when_using_default_layout
 111     @controller = DefaultLayoutController.new
 112     get :hello
 113     assert_equal 'layouts/layout_test', @response.layout
 114   end
 115
 116   def test_layout_set_when_set_in_controller
 117     @controller = HasOwnLayoutController.new
 118     get :hello
 119     assert_equal 'layouts/item', @response.layout
 120   end
 121
 122   def test_layout_set_when_using_render
 123     @controller = SetsLayoutInRenderController.new
 124     get :hello
 125     assert_equal 'layouts/third_party_template_library', @response.layout
 126   end
 127
 128   def test_layout_is_not_set_when_none_rendered
 129     @controller = RendersNoLayoutController.new
 130     get :hello
 131     assert_nil @response.layout
 132   end
 133
 134   def test_exempt_from_layout_honored_by_render_template
 135     ActionController::Base.exempt_from_layout :rhtml
 136     @controller = RenderWithTemplateOptionController.new
 137
 138     get :hello
 139     assert_equal "alt/hello.rhtml", @response.body.strip
 140
 141   ensure
 142     ActionController::Base.exempt_from_layout.delete(/\.rhtml$/)
 143   end
 144
 145   def test_layout_is_picked_from_the_controller_instances_view_path
 146     @controller = PrependsViewPathController.new
 147     get :hello
 148     assert_equal 'layouts/alt', @response.layout
 149   end
 150
 151   def test_absolute_pathed_layout
 152     @controller = AbsolutePathLayoutController.new
 153     get :hello
 154     assert_equal "layout_test.rhtml hello.rhtml", @response.body.strip
 155   end
 156 end
 157
 158 class RenderWithTemplateOptionController < LayoutTest
 159   def hello
 160     render :template => 'alt/hello'
 161   end
 162 end
 163
 164 class SetsNonExistentLayoutFile < LayoutTest
 165   layout "nofile.rhtml"
 166 end
 167
 168 class LayoutExceptionRaised < ActionController::TestCase
 169   def test_exception_raised_when_layout_file_not_found
 170     @controller = SetsNonExistentLayoutFile.new
 171     get :hello
 172     assert_kind_of ActionView::MissingTemplate, @response.template.instance_eval { @exception }
 173   end
 174 end
 175
 176 class LayoutStatusIsRendered < LayoutTest
 177   def hello
 178     render :status => 401
 179   end
 180 end
 181
 182 class LayoutStatusIsRenderedTest < ActionController::TestCase
 183   def test_layout_status_is_rendered
 184     @controller = LayoutStatusIsRendered.new
 185     get :hello
 186     assert_response 401
 187   end
 188 end
 189
 190 unless RUBY_PLATFORM =~ /(:?mswin|mingw|bccwin)/
 191   class LayoutSymlinkedTest < LayoutTest
 192     layout "symlinked/symlinked_layout"
 193   end
 194
 195   class LayoutSymlinkedIsRenderedTest < ActionController::TestCase
 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
 203 end
 204