diff options
Diffstat (limited to 'actionpack/test/controller/caching_test.rb')
| -rw-r--r-- | actionpack/test/controller/caching_test.rb | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/actionpack/test/controller/caching_test.rb b/actionpack/test/controller/caching_test.rb new file mode 100644 index 0000000000..c0e6a2ebd1 --- /dev/null +++ b/actionpack/test/controller/caching_test.rb @@ -0,0 +1,351 @@ +require 'fileutils' +require 'abstract_unit' + +CACHE_DIR = 'test_cache' +# Don't change '/../temp/' cavalierly or you might hose something you don't want hosed +FILE_STORE_PATH = File.join(File.dirname(__FILE__), '/../temp/', CACHE_DIR) + +class FragmentCachingMetalTestController < ActionController::Metal + abstract! + + include ActionController::Caching + + def some_action; end +end + +class FragmentCachingMetalTest < ActionController::TestCase + def setup + super + @store = ActiveSupport::Cache::MemoryStore.new + @controller = FragmentCachingMetalTestController.new + @controller.perform_caching = true + @controller.cache_store = @store + @params = { controller: 'posts', action: 'index' } + @request = ActionController::TestRequest.new + @response = ActionController::TestResponse.new + @controller.params = @params + @controller.request = @request + @controller.response = @response + end + + def test_fragment_cache_key + assert_equal 'views/what a key', @controller.fragment_cache_key('what a key') + end +end + +class CachingController < ActionController::Base + abstract! + + self.cache_store = :file_store, FILE_STORE_PATH +end + +class FragmentCachingTestController < CachingController + def some_action; end +end + +class FragmentCachingTest < ActionController::TestCase + def setup + super + @store = ActiveSupport::Cache::MemoryStore.new + @controller = FragmentCachingTestController.new + @controller.perform_caching = true + @controller.cache_store = @store + @params = {:controller => 'posts', :action => 'index'} + @request = ActionController::TestRequest.new + @response = ActionController::TestResponse.new + @controller.params = @params + @controller.request = @request + @controller.response = @response + end + + def test_fragment_cache_key + assert_equal 'views/what a key', @controller.fragment_cache_key('what a key') + assert_equal "views/test.host/fragment_caching_test/some_action", + @controller.fragment_cache_key(:controller => 'fragment_caching_test',:action => 'some_action') + end + + def test_read_fragment_with_caching_enabled + @store.write('views/name', 'value') + assert_equal 'value', @controller.read_fragment('name') + end + + def test_read_fragment_with_caching_disabled + @controller.perform_caching = false + @store.write('views/name', 'value') + assert_nil @controller.read_fragment('name') + end + + def test_fragment_exist_with_caching_enabled + @store.write('views/name', 'value') + assert @controller.fragment_exist?('name') + assert !@controller.fragment_exist?('other_name') + end + + def test_fragment_exist_with_caching_disabled + @controller.perform_caching = false + @store.write('views/name', 'value') + assert !@controller.fragment_exist?('name') + assert !@controller.fragment_exist?('other_name') + end + + def test_write_fragment_with_caching_enabled + assert_nil @store.read('views/name') + assert_equal 'value', @controller.write_fragment('name', 'value') + assert_equal 'value', @store.read('views/name') + end + + def test_write_fragment_with_caching_disabled + assert_nil @store.read('views/name') + @controller.perform_caching = false + assert_equal 'value', @controller.write_fragment('name', 'value') + assert_nil @store.read('views/name') + end + + def test_expire_fragment_with_simple_key + @store.write('views/name', 'value') + @controller.expire_fragment 'name' + assert_nil @store.read('views/name') + end + + def test_expire_fragment_with_regexp + @store.write('views/name', 'value') + @store.write('views/another_name', 'another_value') + @store.write('views/primalgrasp', 'will not expire ;-)') + + @controller.expire_fragment(/name/) + + assert_nil @store.read('views/name') + assert_nil @store.read('views/another_name') + assert_equal 'will not expire ;-)', @store.read('views/primalgrasp') + end + + def test_fragment_for + @store.write('views/expensive', 'fragment content') + fragment_computed = false + + view_context = @controller.view_context + + buffer = 'generated till now -> '.html_safe + buffer << view_context.send(:fragment_for, 'expensive') { fragment_computed = true } + + assert !fragment_computed + assert_equal 'generated till now -> fragment content', buffer + end + + def test_html_safety + assert_nil @store.read('views/name') + content = 'value'.html_safe + assert_equal content, @controller.write_fragment('name', content) + + cached = @store.read('views/name') + assert_equal content, cached + assert_equal String, cached.class + + html_safe = @controller.read_fragment('name') + assert_equal content, html_safe + assert html_safe.html_safe? + end +end + +class FunctionalCachingController < CachingController + def fragment_cached + end + + def html_fragment_cached_with_partial + respond_to do |format| + format.html + end + end + + def formatted_fragment_cached + respond_to do |format| + format.html + format.xml + end + end + + def formatted_fragment_cached_with_variant + respond_to do |format| + format.html.phone + format.html + end + end + + def fragment_cached_without_digest + end +end + +class FunctionalFragmentCachingTest < ActionController::TestCase + def setup + super + @store = ActiveSupport::Cache::MemoryStore.new + @controller = FunctionalCachingController.new + @controller.perform_caching = true + @controller.cache_store = @store + @request = ActionController::TestRequest.new + @response = ActionController::TestResponse.new + end + + def test_fragment_caching + get :fragment_cached + assert_response :success + expected_body = <<-CACHED +Hello +This bit's fragment cached +Ciao +CACHED + assert_equal expected_body, @response.body + + assert_equal "This bit's fragment cached", + @store.read("views/test.host/functional_caching/fragment_cached/#{template_digest("functional_caching/fragment_cached")}") + end + + def test_fragment_caching_in_partials + get :html_fragment_cached_with_partial + assert_response :success + assert_match(/Old fragment caching in a partial/, @response.body) + + assert_match("Old fragment caching in a partial", + @store.read("views/test.host/functional_caching/html_fragment_cached_with_partial/#{template_digest("functional_caching/_partial")}")) + end + + def test_skipping_fragment_cache_digesting + get :fragment_cached_without_digest, :format => "html" + assert_response :success + expected_body = "<body>\n<p>ERB</p>\n</body>\n" + + assert_equal expected_body, @response.body + assert_equal "<p>ERB</p>", @store.read("views/nodigest") + end + + def test_render_inline_before_fragment_caching + get :inline_fragment_cached + assert_response :success + assert_match(/Some inline content/, @response.body) + assert_match(/Some cached content/, @response.body) + assert_match("Some cached content", + @store.read("views/test.host/functional_caching/inline_fragment_cached/#{template_digest("functional_caching/inline_fragment_cached")}")) + end + + def test_fragment_cache_instrumentation + payload = nil + + subscriber = proc do |*args| + event = ActiveSupport::Notifications::Event.new(*args) + payload = event.payload + end + + ActiveSupport::Notifications.subscribed(subscriber, "read_fragment.action_controller") do + get :inline_fragment_cached + end + + assert_equal "functional_caching", payload[:controller] + assert_equal "inline_fragment_cached", payload[:action] + end + + def test_html_formatted_fragment_caching + get :formatted_fragment_cached, :format => "html" + assert_response :success + expected_body = "<body>\n<p>ERB</p>\n</body>\n" + + assert_equal expected_body, @response.body + + assert_equal "<p>ERB</p>", + @store.read("views/test.host/functional_caching/formatted_fragment_cached/#{template_digest("functional_caching/formatted_fragment_cached")}") + end + + def test_xml_formatted_fragment_caching + get :formatted_fragment_cached, :format => "xml" + assert_response :success + expected_body = "<body>\n <p>Builder</p>\n</body>\n" + + assert_equal expected_body, @response.body + + assert_equal " <p>Builder</p>\n", + @store.read("views/test.host/functional_caching/formatted_fragment_cached/#{template_digest("functional_caching/formatted_fragment_cached")}") + end + + + def test_fragment_caching_with_variant + @request.variant = :phone + + get :formatted_fragment_cached_with_variant, :format => "html" + assert_response :success + expected_body = "<body>\n<p>PHONE</p>\n</body>\n" + + assert_equal expected_body, @response.body + + assert_equal "<p>PHONE</p>", + @store.read("views/test.host/functional_caching/formatted_fragment_cached_with_variant/#{template_digest("functional_caching/formatted_fragment_cached_with_variant")}") + end + + private + def template_digest(name) + ActionView::Digestor.digest(name: name, finder: @controller.lookup_context) + end +end + +class CacheHelperOutputBufferTest < ActionController::TestCase + + class MockController + def read_fragment(name, options) + return false + end + + def write_fragment(name, fragment, options) + fragment + end + end + + def setup + super + end + + def test_output_buffer + output_buffer = ActionView::OutputBuffer.new + controller = MockController.new + cache_helper = Object.new + cache_helper.extend(ActionView::Helpers::CacheHelper) + cache_helper.expects(:controller).returns(controller).at_least(0) + cache_helper.expects(:output_buffer).returns(output_buffer).at_least(0) + # if the output_buffer is changed, the new one should be html_safe and of the same type + cache_helper.expects(:output_buffer=).with(responds_with(:html_safe?, true)).with(instance_of(output_buffer.class)).at_least(0) + + assert_nothing_raised do + cache_helper.send :fragment_for, 'Test fragment name', 'Test fragment', &Proc.new{ nil } + end + end + + def test_safe_buffer + output_buffer = ActiveSupport::SafeBuffer.new + controller = MockController.new + cache_helper = Object.new + cache_helper.extend(ActionView::Helpers::CacheHelper) + cache_helper.expects(:controller).returns(controller).at_least(0) + cache_helper.expects(:output_buffer).returns(output_buffer).at_least(0) + # if the output_buffer is changed, the new one should be html_safe and of the same type + cache_helper.expects(:output_buffer=).with(responds_with(:html_safe?, true)).with(instance_of(output_buffer.class)).at_least(0) + + assert_nothing_raised do + cache_helper.send :fragment_for, 'Test fragment name', 'Test fragment', &Proc.new{ nil } + end + end +end + +class ViewCacheDependencyTest < ActionController::TestCase + class NoDependenciesController < ActionController::Base + end + + class HasDependenciesController < ActionController::Base + view_cache_dependency { "trombone" } + view_cache_dependency { "flute" } + end + + def test_view_cache_dependencies_are_empty_by_default + assert NoDependenciesController.new.view_cache_dependencies.empty? + end + + def test_view_cache_dependencies_are_listed_in_declaration_order + assert_equal %w(trombone flute), HasDependenciesController.new.view_cache_dependencies + end +end |