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Issue 8095007: Defer loading of audio/video tags while prerendering. (Closed) Base URL: http://git.chromium.org/git/chromium.git@trunk
Patch Set: Adding more tests and addressing all comments. Created 9 years, 2 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include <deque> 5 #include <deque>
6 6
7 #include "base/command_line.h" 7 #include "base/command_line.h"
8 #include "base/path_service.h" 8 #include "base/path_service.h"
9 #include "base/stringprintf.h" 9 #include "base/stringprintf.h"
10 #include "base/string_util.h" 10 #include "base/string_util.h"
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1260 } 1260 }
1261 } 1261 }
1262 EXPECT_EQ(0, num_prerender_tabs); 1262 EXPECT_EQ(0, num_prerender_tabs);
1263 1263
1264 // We may have deleted the prerender tab, but the swapped in tab should be 1264 // We may have deleted the prerender tab, but the swapped in tab should be
1265 // active. 1265 // active.
1266 EXPECT_GE(num_tabs_with_prerender_page_title, 1); 1266 EXPECT_GE(num_tabs_with_prerender_page_title, 1);
1267 EXPECT_LE(num_tabs_with_prerender_page_title, 2); 1267 EXPECT_LE(num_tabs_with_prerender_page_title, 2);
1268 } 1268 }
1269 1269
1270 // Checks that prerenderers will terminate when an audio tag is encountered. 1270 // Checks that audio loads are deferred on prerendering.
1271 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5Audio) { 1271 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5Audio) {
1272 PrerenderTestURL("files/prerender/prerender_html5_audio.html", 1272 PrerenderTestURL("files/prerender/prerender_html5_audio.html",
1273 FINAL_STATUS_HTML5_MEDIA, 1273 FINAL_STATUS_USED,
1274 1); 1274 1);
1275 string16 expected_title = ASCIIToUTF16("PASS");
1276 ui_test_utils::TitleWatcher title_watcher(
1277 GetPrerenderContents()->prerender_contents()->tab_contents(),
1278 expected_title);
1279 NavigateToDestURL();
1280 EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
1275 } 1281 }
1276 1282
1277 // Checks that prerenderers will terminate when a video tag is encountered. 1283 // Checks that audio loads are deferred on prerendering and played back when
1284 // the prerender is swapped in if autoplay is set.
1285 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5AudioAutoplay) {
1286 PrerenderTestURL("files/prerender/prerender_html5_audio_autoplay.html",
1287 FINAL_STATUS_USED,
1288 1);
1289 string16 expected_title = ASCIIToUTF16("PASS");
1290 ui_test_utils::TitleWatcher title_watcher(
1291 GetPrerenderContents()->prerender_contents()->tab_contents(),
1292 expected_title);
1293 NavigateToDestURL();
1294 EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
1295 }
1296
1297 // Checks that audio loads are deferred on prerendering and played back when
1298 // the prerender is swapped in if js starts playing.
1299 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5AudioJsplay) {
1300 PrerenderTestURL("files/prerender/prerender_html5_audio_jsplay.html",
1301 FINAL_STATUS_USED,
1302 1);
1303 string16 expected_title = ASCIIToUTF16("PASS");
1304 ui_test_utils::TitleWatcher title_watcher(
1305 GetPrerenderContents()->prerender_contents()->tab_contents(),
1306 expected_title);
1307 NavigateToDestURL();
1308 EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
1309 }
1310
1311 // Checks that video loads are deferred on prerendering.
1278 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5Video) { 1312 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5Video) {
1279 PrerenderTestURL("files/prerender/prerender_html5_video.html", 1313 PrerenderTestURL("files/prerender/prerender_html5_video.html",
1280 FINAL_STATUS_HTML5_MEDIA, 1314 FINAL_STATUS_USED,
1281 1); 1315 1);
1316 string16 expected_title = ASCIIToUTF16("PASS");
1317 ui_test_utils::TitleWatcher title_watcher(
1318 GetPrerenderContents()->prerender_contents()->tab_contents(),
1319 expected_title);
1320 NavigateToDestURL();
1321 EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
1282 } 1322 }
1283 1323
1284 // Checks that prerenderers will terminate when a video tag is inserted via 1324 // Checks that video tags inserted by javascript are deferred and played
1285 // javascript. 1325 // correctly on swap in.
1286 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5VideoJs) { 1326 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5VideoJs) {
1287 PrerenderTestURL("files/prerender/prerender_html5_video_script.html", 1327 PrerenderTestURL("files/prerender/prerender_html5_video_script.html",
1288 FINAL_STATUS_HTML5_MEDIA, 1328 FINAL_STATUS_USED,
1289 1); 1329 1);
1330 string16 expected_title = ASCIIToUTF16("PASS");
1331 ui_test_utils::TitleWatcher title_watcher(
1332 GetPrerenderContents()->prerender_contents()->tab_contents(),
1333 expected_title);
1334 NavigateToDestURL();
1335 EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
1290 } 1336 }
1291 1337
1292 // Checks that scripts can retrieve the correct window size while prerendering. 1338 // Checks that scripts can retrieve the correct window size while prerendering.
1293 #if defined(TOOLKIT_VIEWS) 1339 #if defined(TOOLKIT_VIEWS)
1294 // TODO(beng): Widget hierarchy split causes this to fail http://crbug.com/82363 1340 // TODO(beng): Widget hierarchy split causes this to fail http://crbug.com/82363
1295 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, DISABLED_PrerenderWindowSize) { 1341 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, DISABLED_PrerenderWindowSize) {
1296 #else 1342 #else
1297 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderWindowSize) { 1343 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderWindowSize) {
1298 #endif 1344 #endif
1299 PrerenderTestURL("files/prerender/prerender_size.html", 1345 PrerenderTestURL("files/prerender/prerender_size.html",
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1912 RenderViewHost* inspected_rvh = tab_contents->render_view_host(); 1958 RenderViewHost* inspected_rvh = tab_contents->render_view_host();
1913 DevToolsManager* manager = DevToolsManager::GetInstance(); 1959 DevToolsManager* manager = DevToolsManager::GetInstance();
1914 FakeDevToolsClientHost client_host; 1960 FakeDevToolsClientHost client_host;
1915 manager->RegisterDevToolsClientHostFor(inspected_rvh, &client_host); 1961 manager->RegisterDevToolsClientHostFor(inspected_rvh, &client_host);
1916 const char* url = "files/prerender/prerender_page.html"; 1962 const char* url = "files/prerender/prerender_page.html";
1917 PrerenderTestURL(url, FINAL_STATUS_DEVTOOLS_ATTACHED, 1); 1963 PrerenderTestURL(url, FINAL_STATUS_DEVTOOLS_ATTACHED, 1);
1918 NavigateToURL(url); 1964 NavigateToURL(url);
1919 } 1965 }
1920 1966
1921 } // namespace prerender 1967 } // namespace prerender
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