Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "content/public/test/render_view_test.h" |
| 6 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 7 | #include "base/run_loop.h" |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 8 | #include "content/common/dom_storage/dom_storage_types.h" |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 9 | #include "content/common/input_messages.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 10 | #include "content/common/view_messages.h" |
| 11 | #include "content/public/browser/native_web_keyboard_event.h" |
| 12 | #include "content/public/common/renderer_preferences.h" |
Torne (Richard Coles) | 90dce4d | 2013-05-29 14:40:03 +0100 | [diff] [blame] | 13 | #include "content/public/renderer/history_item_serialization.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 14 | #include "content/renderer/render_thread_impl.h" |
| 15 | #include "content/renderer/render_view_impl.h" |
| 16 | #include "content/renderer/renderer_main_platform_delegate.h" |
| 17 | #include "content/renderer/renderer_webkitplatformsupport_impl.h" |
| 18 | #include "content/test/mock_render_process.h" |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame] | 19 | #include "third_party/WebKit/public/platform/WebURLRequest.h" |
Torne (Richard Coles) | 7d4cd47 | 2013-06-19 11:58:07 +0100 | [diff] [blame] | 20 | #include "third_party/WebKit/public/web/WebFrame.h" |
| 21 | #include "third_party/WebKit/public/web/WebHistoryItem.h" |
| 22 | #include "third_party/WebKit/public/web/WebInputEvent.h" |
| 23 | #include "third_party/WebKit/public/web/WebKit.h" |
| 24 | #include "third_party/WebKit/public/web/WebScreenInfo.h" |
| 25 | #include "third_party/WebKit/public/web/WebScriptController.h" |
| 26 | #include "third_party/WebKit/public/web/WebScriptSource.h" |
| 27 | #include "third_party/WebKit/public/web/WebView.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 28 | #include "ui/base/resource/resource_bundle.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 29 | #include "webkit/glue/webkit_glue.h" |
| 30 | |
| 31 | using WebKit::WebFrame; |
| 32 | using WebKit::WebInputEvent; |
| 33 | using WebKit::WebMouseEvent; |
| 34 | using WebKit::WebScriptController; |
| 35 | using WebKit::WebScriptSource; |
| 36 | using WebKit::WebString; |
| 37 | using WebKit::WebURLRequest; |
| 38 | |
| 39 | namespace { |
| 40 | const int32 kOpenerId = -2; |
| 41 | const int32 kRouteId = 5; |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame] | 42 | const int32 kMainFrameRouteId = 6; |
| 43 | const int32 kNewWindowRouteId = 7; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 44 | const int32 kSurfaceId = 42; |
| 45 | |
| 46 | } // namespace |
| 47 | |
| 48 | namespace content { |
| 49 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 50 | class RendererWebKitPlatformSupportImplNoSandboxImpl |
| 51 | : public RendererWebKitPlatformSupportImpl { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 52 | public: |
| 53 | virtual WebKit::WebSandboxSupport* sandboxSupport() { |
| 54 | return NULL; |
| 55 | } |
| 56 | }; |
| 57 | |
| 58 | RenderViewTest::RendererWebKitPlatformSupportImplNoSandbox:: |
| 59 | RendererWebKitPlatformSupportImplNoSandbox() { |
| 60 | webkit_platform_support_.reset( |
| 61 | new RendererWebKitPlatformSupportImplNoSandboxImpl()); |
| 62 | } |
| 63 | |
| 64 | RenderViewTest::RendererWebKitPlatformSupportImplNoSandbox:: |
| 65 | ~RendererWebKitPlatformSupportImplNoSandbox() { |
| 66 | } |
| 67 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 68 | WebKit::Platform* |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 69 | RenderViewTest::RendererWebKitPlatformSupportImplNoSandbox::Get() { |
| 70 | return webkit_platform_support_.get(); |
| 71 | } |
| 72 | |
| 73 | RenderViewTest::RenderViewTest() |
| 74 | : view_(NULL) { |
| 75 | } |
| 76 | |
| 77 | RenderViewTest::~RenderViewTest() { |
| 78 | } |
| 79 | |
| 80 | void RenderViewTest::ProcessPendingMessages() { |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 81 | msg_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure()); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 82 | msg_loop_.Run(); |
| 83 | } |
| 84 | |
| 85 | WebFrame* RenderViewTest::GetMainFrame() { |
| 86 | return view_->GetWebView()->mainFrame(); |
| 87 | } |
| 88 | |
| 89 | void RenderViewTest::ExecuteJavaScript(const char* js) { |
| 90 | GetMainFrame()->executeScript(WebScriptSource(WebString::fromUTF8(js))); |
| 91 | } |
| 92 | |
| 93 | bool RenderViewTest::ExecuteJavaScriptAndReturnIntValue( |
| 94 | const string16& script, |
| 95 | int* int_result) { |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 96 | v8::HandleScope handle_scope; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 97 | v8::Handle<v8::Value> result = |
| 98 | GetMainFrame()->executeScriptAndReturnValue(WebScriptSource(script)); |
| 99 | if (result.IsEmpty() || !result->IsInt32()) |
| 100 | return false; |
| 101 | |
| 102 | if (int_result) |
| 103 | *int_result = result->Int32Value(); |
| 104 | |
| 105 | return true; |
| 106 | } |
| 107 | |
| 108 | void RenderViewTest::LoadHTML(const char* html) { |
| 109 | std::string url_str = "data:text/html;charset=utf-8,"; |
| 110 | url_str.append(html); |
| 111 | GURL url(url_str); |
| 112 | |
| 113 | GetMainFrame()->loadRequest(WebURLRequest(url)); |
| 114 | |
| 115 | // The load actually happens asynchronously, so we pump messages to process |
| 116 | // the pending continuation. |
| 117 | ProcessPendingMessages(); |
| 118 | } |
| 119 | |
| 120 | void RenderViewTest::GoBack(const WebKit::WebHistoryItem& item) { |
| 121 | GoToOffset(-1, item); |
| 122 | } |
| 123 | |
| 124 | void RenderViewTest::GoForward(const WebKit::WebHistoryItem& item) { |
| 125 | GoToOffset(1, item); |
| 126 | } |
| 127 | |
| 128 | void RenderViewTest::SetUp() { |
| 129 | // Subclasses can set the ContentClient's renderer before calling |
| 130 | // RenderViewTest::SetUp(). |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 131 | ContentRendererClient* old_client = |
| 132 | SetRendererClientForTesting(&content_renderer_client_); |
| 133 | if (old_client) |
| 134 | SetRendererClientForTesting(old_client); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 135 | |
| 136 | // Subclasses can set render_thread_ with their own implementation before |
| 137 | // calling RenderViewTest::SetUp(). |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 138 | if (!render_thread_) |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 139 | render_thread_.reset(new MockRenderThread()); |
| 140 | render_thread_->set_routing_id(kRouteId); |
| 141 | render_thread_->set_surface_id(kSurfaceId); |
| 142 | render_thread_->set_new_window_routing_id(kNewWindowRouteId); |
| 143 | |
| 144 | command_line_.reset(new CommandLine(CommandLine::NO_PROGRAM)); |
| 145 | params_.reset(new MainFunctionParams(*command_line_)); |
| 146 | platform_.reset(new RendererMainPlatformDelegate(*params_)); |
| 147 | platform_->PlatformInitialize(); |
| 148 | |
| 149 | // Setting flags and really doing anything with WebKit is fairly fragile and |
| 150 | // hacky, but this is the world we live in... |
| 151 | webkit_glue::SetJavaScriptFlags(" --expose-gc"); |
| 152 | WebKit::initialize(webkit_platform_support_.Get()); |
| 153 | |
| 154 | // Ensure that we register any necessary schemes when initializing WebKit, |
| 155 | // since we are using a MockRenderThread. |
| 156 | RenderThreadImpl::RegisterSchemes(); |
| 157 | |
| 158 | // This check is needed because when run under content_browsertests, |
| 159 | // ResourceBundle isn't initialized (since we have to use a diferent test |
| 160 | // suite implementation than for content_unittests). For browser_tests, this |
| 161 | // is already initialized. |
| 162 | if (!ResourceBundle::HasSharedInstance()) |
| 163 | ResourceBundle::InitSharedInstanceWithLocale("en-US", NULL); |
| 164 | |
| 165 | mock_process_.reset(new MockRenderProcess); |
| 166 | |
| 167 | // This needs to pass the mock render thread to the view. |
| 168 | RenderViewImpl* view = RenderViewImpl::Create( |
| 169 | kOpenerId, |
| 170 | RendererPreferences(), |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 171 | WebPreferences(), |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 172 | new SharedRenderViewCounter(0), |
| 173 | kRouteId, |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame] | 174 | kMainFrameRouteId, |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 175 | kSurfaceId, |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 176 | kInvalidSessionStorageNamespaceId, |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 177 | string16(), |
| 178 | false, |
| 179 | false, |
| 180 | 1, |
| 181 | WebKit::WebScreenInfo(), |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 182 | AccessibilityModeOff, |
| 183 | true); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 184 | view->AddRef(); |
| 185 | view_ = view; |
| 186 | } |
| 187 | |
| 188 | void RenderViewTest::TearDown() { |
| 189 | // Try very hard to collect garbage before shutting down. |
| 190 | GetMainFrame()->collectGarbage(); |
| 191 | GetMainFrame()->collectGarbage(); |
| 192 | |
| 193 | // Run the loop so the release task from the renderwidget executes. |
| 194 | ProcessPendingMessages(); |
| 195 | |
| 196 | render_thread_->SendCloseMessage(); |
| 197 | view_ = NULL; |
| 198 | mock_process_.reset(); |
| 199 | |
| 200 | // After telling the view to close and resetting mock_process_ we may get |
| 201 | // some new tasks which need to be processed before shutting down WebKit |
| 202 | // (http://crbug.com/21508). |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 203 | base::RunLoop().RunUntilIdle(); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 204 | |
| 205 | WebKit::shutdown(); |
| 206 | |
| 207 | platform_->PlatformUninitialize(); |
| 208 | platform_.reset(); |
| 209 | params_.reset(); |
| 210 | command_line_.reset(); |
| 211 | } |
| 212 | |
| 213 | void RenderViewTest::SendNativeKeyEvent( |
| 214 | const NativeWebKeyboardEvent& key_event) { |
| 215 | SendWebKeyboardEvent(key_event); |
| 216 | } |
| 217 | |
| 218 | void RenderViewTest::SendWebKeyboardEvent( |
| 219 | const WebKit::WebKeyboardEvent& key_event) { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 220 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
Torne (Richard Coles) | b2df76e | 2013-05-13 16:52:09 +0100 | [diff] [blame] | 221 | impl->OnMessageReceived( |
Torne (Richard Coles) | 90dce4d | 2013-05-29 14:40:03 +0100 | [diff] [blame] | 222 | InputMsg_HandleInputEvent(0, &key_event, ui::LatencyInfo(), false)); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 223 | } |
| 224 | |
| 225 | void RenderViewTest::SendWebMouseEvent( |
| 226 | const WebKit::WebMouseEvent& mouse_event) { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 227 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 228 | impl->OnMessageReceived( |
Torne (Richard Coles) | 90dce4d | 2013-05-29 14:40:03 +0100 | [diff] [blame] | 229 | InputMsg_HandleInputEvent(0, &mouse_event, ui::LatencyInfo(), false)); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 230 | } |
| 231 | |
| 232 | const char* const kGetCoordinatesScript = |
| 233 | "(function() {" |
| 234 | " function GetCoordinates(elem) {" |
| 235 | " if (!elem)" |
| 236 | " return [ 0, 0];" |
| 237 | " var coordinates = [ elem.offsetLeft, elem.offsetTop];" |
| 238 | " var parent_coordinates = GetCoordinates(elem.offsetParent);" |
| 239 | " coordinates[0] += parent_coordinates[0];" |
| 240 | " coordinates[1] += parent_coordinates[1];" |
| 241 | " return coordinates;" |
| 242 | " };" |
| 243 | " var elem = document.getElementById('$1');" |
| 244 | " if (!elem)" |
| 245 | " return null;" |
| 246 | " var bounds = GetCoordinates(elem);" |
| 247 | " bounds[2] = elem.offsetWidth;" |
| 248 | " bounds[3] = elem.offsetHeight;" |
| 249 | " return bounds;" |
| 250 | "})();"; |
| 251 | gfx::Rect RenderViewTest::GetElementBounds(const std::string& element_id) { |
| 252 | std::vector<std::string> params; |
| 253 | params.push_back(element_id); |
| 254 | std::string script = |
| 255 | ReplaceStringPlaceholders(kGetCoordinatesScript, params, NULL); |
| 256 | |
| 257 | v8::HandleScope handle_scope; |
| 258 | v8::Handle<v8::Value> value = GetMainFrame()->executeScriptAndReturnValue( |
| 259 | WebScriptSource(WebString::fromUTF8(script))); |
| 260 | if (value.IsEmpty() || !value->IsArray()) |
| 261 | return gfx::Rect(); |
| 262 | |
| 263 | v8::Handle<v8::Array> array = value.As<v8::Array>(); |
| 264 | if (array->Length() != 4) |
| 265 | return gfx::Rect(); |
| 266 | std::vector<int> coords; |
| 267 | for (int i = 0; i < 4; ++i) { |
| 268 | v8::Handle<v8::Number> index = v8::Number::New(i); |
| 269 | v8::Local<v8::Value> value = array->Get(index); |
| 270 | if (value.IsEmpty() || !value->IsInt32()) |
| 271 | return gfx::Rect(); |
| 272 | coords.push_back(value->Int32Value()); |
| 273 | } |
| 274 | return gfx::Rect(coords[0], coords[1], coords[2], coords[3]); |
| 275 | } |
| 276 | |
| 277 | bool RenderViewTest::SimulateElementClick(const std::string& element_id) { |
| 278 | gfx::Rect bounds = GetElementBounds(element_id); |
| 279 | if (bounds.IsEmpty()) |
| 280 | return false; |
| 281 | WebMouseEvent mouse_event; |
| 282 | mouse_event.type = WebInputEvent::MouseDown; |
| 283 | mouse_event.button = WebMouseEvent::ButtonLeft; |
| 284 | mouse_event.x = bounds.CenterPoint().x(); |
| 285 | mouse_event.y = bounds.CenterPoint().y(); |
| 286 | mouse_event.clickCount = 1; |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 287 | scoped_ptr<IPC::Message> input_message( |
Torne (Richard Coles) | 90dce4d | 2013-05-29 14:40:03 +0100 | [diff] [blame] | 288 | new InputMsg_HandleInputEvent(0, &mouse_event, ui::LatencyInfo(), false)); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 289 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 290 | impl->OnMessageReceived(*input_message); |
| 291 | return true; |
| 292 | } |
| 293 | |
| 294 | void RenderViewTest::SetFocused(const WebKit::WebNode& node) { |
| 295 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 296 | impl->focusedNodeChanged(node); |
| 297 | } |
| 298 | |
| 299 | void RenderViewTest::ClearHistory() { |
| 300 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 301 | impl->page_id_ = -1; |
| 302 | impl->history_list_offset_ = -1; |
| 303 | impl->history_list_length_ = 0; |
| 304 | impl->history_page_ids_.clear(); |
| 305 | } |
| 306 | |
| 307 | void RenderViewTest::Reload(const GURL& url) { |
| 308 | ViewMsg_Navigate_Params params; |
| 309 | params.url = url; |
| 310 | params.navigation_type = ViewMsg_Navigate_Type::RELOAD; |
| 311 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 312 | impl->OnNavigate(params); |
| 313 | } |
| 314 | |
| 315 | uint32 RenderViewTest::GetNavigationIPCType() { |
| 316 | return ViewHostMsg_FrameNavigate::ID; |
| 317 | } |
| 318 | |
| 319 | void RenderViewTest::Resize(gfx::Size new_size, |
| 320 | gfx::Rect resizer_rect, |
| 321 | bool is_fullscreen) { |
Torne (Richard Coles) | 90dce4d | 2013-05-29 14:40:03 +0100 | [diff] [blame] | 322 | ViewMsg_Resize_Params params; |
| 323 | params.screen_info = WebKit::WebScreenInfo(); |
| 324 | params.new_size = new_size; |
| 325 | params.physical_backing_size = new_size; |
| 326 | params.overdraw_bottom_height = 0.f; |
| 327 | params.resizer_rect = resizer_rect; |
| 328 | params.is_fullscreen = is_fullscreen; |
| 329 | scoped_ptr<IPC::Message> resize_message(new ViewMsg_Resize(0, params)); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 330 | OnMessageReceived(*resize_message); |
| 331 | } |
| 332 | |
| 333 | bool RenderViewTest::OnMessageReceived(const IPC::Message& msg) { |
| 334 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 335 | return impl->OnMessageReceived(msg); |
| 336 | } |
| 337 | |
| 338 | void RenderViewTest::DidNavigateWithinPage(WebKit::WebFrame* frame, |
| 339 | bool is_new_navigation) { |
| 340 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 341 | impl->didNavigateWithinPage(frame, is_new_navigation); |
| 342 | } |
| 343 | |
| 344 | void RenderViewTest::SendContentStateImmediately() { |
| 345 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 346 | impl->set_send_content_state_immediately(true); |
| 347 | } |
| 348 | |
| 349 | WebKit::WebWidget* RenderViewTest::GetWebWidget() { |
| 350 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 351 | return impl->webwidget(); |
| 352 | } |
| 353 | |
| 354 | void RenderViewTest::GoToOffset(int offset, |
| 355 | const WebKit::WebHistoryItem& history_item) { |
| 356 | RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_); |
| 357 | |
| 358 | int history_list_length = impl->historyBackListCount() + |
| 359 | impl->historyForwardListCount() + 1; |
| 360 | int pending_offset = offset + impl->history_list_offset(); |
| 361 | |
| 362 | ViewMsg_Navigate_Params navigate_params; |
| 363 | navigate_params.navigation_type = ViewMsg_Navigate_Type::NORMAL; |
| 364 | navigate_params.transition = PAGE_TRANSITION_FORWARD_BACK; |
| 365 | navigate_params.current_history_list_length = history_list_length; |
| 366 | navigate_params.current_history_list_offset = impl->history_list_offset(); |
| 367 | navigate_params.pending_history_list_offset = pending_offset; |
| 368 | navigate_params.page_id = impl->GetPageId() + offset; |
Torne (Richard Coles) | 90dce4d | 2013-05-29 14:40:03 +0100 | [diff] [blame] | 369 | navigate_params.page_state = HistoryItemToPageState(history_item); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 370 | navigate_params.request_time = base::Time::Now(); |
| 371 | |
| 372 | ViewMsg_Navigate navigate_message(impl->GetRoutingID(), navigate_params); |
| 373 | OnMessageReceived(navigate_message); |
| 374 | |
| 375 | // The load actually happens asynchronously, so we pump messages to process |
| 376 | // the pending continuation. |
| 377 | ProcessPendingMessages(); |
| 378 | } |
| 379 | |
| 380 | } // namespace content |