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Issue 92153003: Rename RenderViewHostManager to RenderFrameHostManager. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Rebase Created 7 years ago
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1 // Copyright 2013 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 "base/strings/utf_string_conversions.h"
6 #include "content/browser/frame_host/navigation_controller_impl.h"
7 #include "content/browser/frame_host/navigation_entry_impl.h"
8 #include "content/browser/frame_host/render_view_host_manager.h"
9 #include "content/browser/renderer_host/test_render_view_host.h"
10 #include "content/browser/site_instance_impl.h"
11 #include "content/browser/webui/web_ui_controller_factory_registry.h"
12 #include "content/common/view_messages.h"
13 #include "content/public/browser/notification_details.h"
14 #include "content/public/browser/notification_service.h"
15 #include "content/public/browser/notification_source.h"
16 #include "content/public/browser/notification_types.h"
17 #include "content/public/browser/render_process_host.h"
18 #include "content/public/browser/render_widget_host_iterator.h"
19 #include "content/public/browser/web_contents_delegate.h"
20 #include "content/public/browser/web_contents_observer.h"
21 #include "content/public/browser/web_ui_controller.h"
22 #include "content/public/common/bindings_policy.h"
23 #include "content/public/common/javascript_message_type.h"
24 #include "content/public/common/page_transition_types.h"
25 #include "content/public/common/url_constants.h"
26 #include "content/public/common/url_utils.h"
27 #include "content/public/test/mock_render_process_host.h"
28 #include "content/public/test/test_notification_tracker.h"
29 #include "content/test/test_content_browser_client.h"
30 #include "content/test/test_content_client.h"
31 #include "content/test/test_web_contents.h"
32 #include "testing/gtest/include/gtest/gtest.h"
33
34 namespace content {
35 namespace {
36
37 class RenderViewHostManagerTestWebUIControllerFactory
38 : public WebUIControllerFactory {
39 public:
40 RenderViewHostManagerTestWebUIControllerFactory()
41 : should_create_webui_(false) {
42 }
43 virtual ~RenderViewHostManagerTestWebUIControllerFactory() {}
44
45 void set_should_create_webui(bool should_create_webui) {
46 should_create_webui_ = should_create_webui;
47 }
48
49 // WebUIFactory implementation.
50 virtual WebUIController* CreateWebUIControllerForURL(
51 WebUI* web_ui, const GURL& url) const OVERRIDE {
52 if (!(should_create_webui_ && HasWebUIScheme(url)))
53 return NULL;
54 return new WebUIController(web_ui);
55 }
56
57 virtual WebUI::TypeID GetWebUIType(BrowserContext* browser_context,
58 const GURL& url) const OVERRIDE {
59 return WebUI::kNoWebUI;
60 }
61
62 virtual bool UseWebUIForURL(BrowserContext* browser_context,
63 const GURL& url) const OVERRIDE {
64 return HasWebUIScheme(url);
65 }
66
67 virtual bool UseWebUIBindingsForURL(BrowserContext* browser_context,
68 const GURL& url) const OVERRIDE {
69 return HasWebUIScheme(url);
70 }
71
72 private:
73 bool should_create_webui_;
74
75 DISALLOW_COPY_AND_ASSIGN(RenderViewHostManagerTestWebUIControllerFactory);
76 };
77
78 class BeforeUnloadFiredWebContentsDelegate : public WebContentsDelegate {
79 public:
80 BeforeUnloadFiredWebContentsDelegate() {}
81 virtual ~BeforeUnloadFiredWebContentsDelegate() {}
82
83 virtual void BeforeUnloadFired(WebContents* web_contents,
84 bool proceed,
85 bool* proceed_to_fire_unload) OVERRIDE {
86 *proceed_to_fire_unload = proceed;
87 }
88
89 private:
90 DISALLOW_COPY_AND_ASSIGN(BeforeUnloadFiredWebContentsDelegate);
91 };
92
93 } // namespace
94
95 class RenderViewHostManagerTest
96 : public RenderViewHostImplTestHarness {
97 public:
98 virtual void SetUp() OVERRIDE {
99 RenderViewHostImplTestHarness::SetUp();
100 WebUIControllerFactory::RegisterFactory(&factory_);
101 }
102
103 virtual void TearDown() OVERRIDE {
104 RenderViewHostImplTestHarness::TearDown();
105 WebUIControllerFactory::UnregisterFactoryForTesting(&factory_);
106 }
107
108 void set_should_create_webui(bool should_create_webui) {
109 factory_.set_should_create_webui(should_create_webui);
110 }
111
112 void NavigateActiveAndCommit(const GURL& url) {
113 // Note: we navigate the active RenderViewHost because previous navigations
114 // won't have committed yet, so NavigateAndCommit does the wrong thing
115 // for us.
116 controller().LoadURL(url, Referrer(), PAGE_TRANSITION_LINK, std::string());
117 TestRenderViewHost* old_rvh = test_rvh();
118
119 // Simulate the ShouldClose_ACK that is received from the current renderer
120 // for a cross-site navigation.
121 if (old_rvh != active_rvh())
122 old_rvh->SendShouldCloseACK(true);
123
124 // Commit the navigation with a new page ID.
125 int32 max_page_id = contents()->GetMaxPageIDForSiteInstance(
126 active_rvh()->GetSiteInstance());
127
128 // Simulate the SwapOut_ACK that fires if you commit a cross-site
129 // navigation.
130 if (old_rvh != active_rvh())
131 old_rvh->OnSwappedOut(false);
132
133 active_test_rvh()->SendNavigate(max_page_id + 1, url);
134 }
135
136 bool ShouldSwapProcesses(RenderViewHostManager* manager,
137 const NavigationEntryImpl* current_entry,
138 const NavigationEntryImpl* new_entry) const {
139 return manager->ShouldSwapBrowsingInstancesForNavigation(current_entry,
140 new_entry);
141 }
142
143 // Creates a test RenderViewHost that's swapped out.
144 TestRenderViewHost* CreateSwappedOutRenderViewHost() {
145 const GURL kChromeURL("chrome://foo");
146 const GURL kDestUrl("http://www.google.com/");
147
148 // Navigate our first tab to a chrome url and then to the destination.
149 NavigateActiveAndCommit(kChromeURL);
150 TestRenderViewHost* ntp_rvh = static_cast<TestRenderViewHost*>(
151 contents()->GetRenderManagerForTesting()->current_host());
152
153 // Navigate to a cross-site URL.
154 contents()->GetController().LoadURL(
155 kDestUrl, Referrer(), PAGE_TRANSITION_LINK, std::string());
156 EXPECT_TRUE(contents()->cross_navigation_pending());
157
158 // Manually increase the number of active views in the
159 // SiteInstance that ntp_rvh belongs to, to prevent it from being
160 // destroyed when it gets swapped out.
161 static_cast<SiteInstanceImpl*>(ntp_rvh->GetSiteInstance())->
162 increment_active_view_count();
163
164 TestRenderViewHost* dest_rvh = static_cast<TestRenderViewHost*>(
165 contents()->GetRenderManagerForTesting()->pending_render_view_host());
166 CHECK(dest_rvh);
167 EXPECT_NE(ntp_rvh, dest_rvh);
168
169 // BeforeUnload finishes.
170 ntp_rvh->SendShouldCloseACK(true);
171
172 // Assume SwapOutACK times out, so the dest_rvh proceeds and commits.
173 dest_rvh->SendNavigate(101, kDestUrl);
174
175 EXPECT_TRUE(ntp_rvh->is_swapped_out());
176 return ntp_rvh;
177 }
178
179 private:
180 RenderViewHostManagerTestWebUIControllerFactory factory_;
181 };
182
183 // Tests that when you navigate from a chrome:// url to another page, and
184 // then do that same thing in another tab, that the two resulting pages have
185 // different SiteInstances, BrowsingInstances, and RenderProcessHosts. This is
186 // a regression test for bug 9364.
187 TEST_F(RenderViewHostManagerTest, NewTabPageProcesses) {
188 set_should_create_webui(true);
189 const GURL kChromeUrl("chrome://foo");
190 const GURL kDestUrl("http://www.google.com/");
191
192 // Navigate our first tab to the chrome url and then to the destination,
193 // ensuring we grant bindings to the chrome URL.
194 NavigateActiveAndCommit(kChromeUrl);
195 EXPECT_TRUE(active_rvh()->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
196 NavigateActiveAndCommit(kDestUrl);
197
198 // Make a second tab.
199 scoped_ptr<TestWebContents> contents2(
200 TestWebContents::Create(browser_context(), NULL));
201
202 // Load the two URLs in the second tab. Note that the first navigation creates
203 // a RVH that's not pending (since there is no cross-site transition), so
204 // we use the committed one.
205 contents2->GetController().LoadURL(
206 kChromeUrl, Referrer(), PAGE_TRANSITION_LINK, std::string());
207 TestRenderViewHost* ntp_rvh2 = static_cast<TestRenderViewHost*>(
208 contents2->GetRenderManagerForTesting()->current_host());
209 EXPECT_FALSE(contents2->cross_navigation_pending());
210 ntp_rvh2->SendNavigate(100, kChromeUrl);
211
212 // The second one is the opposite, creating a cross-site transition and
213 // requiring a beforeunload ack.
214 contents2->GetController().LoadURL(
215 kDestUrl, Referrer(), PAGE_TRANSITION_LINK, std::string());
216 EXPECT_TRUE(contents2->cross_navigation_pending());
217 TestRenderViewHost* dest_rvh2 = static_cast<TestRenderViewHost*>(
218 contents2->GetRenderManagerForTesting()->pending_render_view_host());
219 ASSERT_TRUE(dest_rvh2);
220
221 ntp_rvh2->SendShouldCloseACK(true);
222 ntp_rvh2->OnSwappedOut(false);
223 dest_rvh2->SendNavigate(101, kDestUrl);
224
225 // The two RVH's should be different in every way.
226 EXPECT_NE(active_rvh()->GetProcess(), dest_rvh2->GetProcess());
227 EXPECT_NE(active_rvh()->GetSiteInstance(), dest_rvh2->GetSiteInstance());
228 EXPECT_FALSE(active_rvh()->GetSiteInstance()->IsRelatedSiteInstance(
229 dest_rvh2->GetSiteInstance()));
230
231 // Navigate both to the new tab page, and verify that they share a
232 // RenderProcessHost (not a SiteInstance).
233 NavigateActiveAndCommit(kChromeUrl);
234
235 contents2->GetController().LoadURL(
236 kChromeUrl, Referrer(), PAGE_TRANSITION_LINK, std::string());
237 dest_rvh2->SendShouldCloseACK(true);
238 dest_rvh2->OnSwappedOut(false);
239 static_cast<TestRenderViewHost*>(contents2->GetRenderManagerForTesting()->
240 pending_render_view_host())->SendNavigate(102, kChromeUrl);
241
242 EXPECT_NE(active_rvh()->GetSiteInstance(),
243 contents2->GetRenderViewHost()->GetSiteInstance());
244 EXPECT_EQ(active_rvh()->GetSiteInstance()->GetProcess(),
245 contents2->GetRenderViewHost()->GetSiteInstance()->GetProcess());
246 }
247
248 // Ensure that the browser ignores most IPC messages that arrive from a
249 // RenderViewHost that has been swapped out. We do not want to take
250 // action on requests from a non-active renderer. The main exception is
251 // for synchronous messages, which cannot be ignored without leaving the
252 // renderer in a stuck state. See http://crbug.com/93427.
253 TEST_F(RenderViewHostManagerTest, FilterMessagesWhileSwappedOut) {
254 const GURL kChromeURL("chrome://foo");
255 const GURL kDestUrl("http://www.google.com/");
256
257 // Navigate our first tab to a chrome url and then to the destination.
258 NavigateActiveAndCommit(kChromeURL);
259 TestRenderViewHost* ntp_rvh = static_cast<TestRenderViewHost*>(
260 contents()->GetRenderManagerForTesting()->current_host());
261
262 // Send an update title message and make sure it works.
263 const string16 ntp_title = ASCIIToUTF16("NTP Title");
264 blink::WebTextDirection direction = blink::WebTextDirectionLeftToRight;
265 EXPECT_TRUE(ntp_rvh->OnMessageReceived(
266 ViewHostMsg_UpdateTitle(rvh()->GetRoutingID(), 0, ntp_title, direction)));
267 EXPECT_EQ(ntp_title, contents()->GetTitle());
268
269 // Navigate to a cross-site URL.
270 contents()->GetController().LoadURL(
271 kDestUrl, Referrer(), PAGE_TRANSITION_LINK, std::string());
272 EXPECT_TRUE(contents()->cross_navigation_pending());
273 TestRenderViewHost* dest_rvh = static_cast<TestRenderViewHost*>(
274 contents()->GetRenderManagerForTesting()->pending_render_view_host());
275 ASSERT_TRUE(dest_rvh);
276 EXPECT_NE(ntp_rvh, dest_rvh);
277
278 // Create one more view in the same SiteInstance where dest_rvh2
279 // exists so that it doesn't get deleted on navigation to another
280 // site.
281 static_cast<SiteInstanceImpl*>(ntp_rvh->GetSiteInstance())->
282 increment_active_view_count();
283
284 // BeforeUnload finishes.
285 ntp_rvh->SendShouldCloseACK(true);
286
287 // Assume SwapOutACK times out, so the dest_rvh proceeds and commits.
288 dest_rvh->SendNavigate(101, kDestUrl);
289
290 // The new RVH should be able to update its title.
291 const string16 dest_title = ASCIIToUTF16("Google");
292 EXPECT_TRUE(dest_rvh->OnMessageReceived(
293 ViewHostMsg_UpdateTitle(rvh()->GetRoutingID(), 101, dest_title,
294 direction)));
295 EXPECT_EQ(dest_title, contents()->GetTitle());
296
297 // The old renderer, being slow, now updates the title. It should be filtered
298 // out and not take effect.
299 EXPECT_TRUE(ntp_rvh->is_swapped_out());
300 EXPECT_TRUE(ntp_rvh->OnMessageReceived(
301 ViewHostMsg_UpdateTitle(rvh()->GetRoutingID(), 0, ntp_title, direction)));
302 EXPECT_EQ(dest_title, contents()->GetTitle());
303
304 // We cannot filter out synchronous IPC messages, because the renderer would
305 // be left waiting for a reply. We pick RunBeforeUnloadConfirm as an example
306 // that can run easily within a unit test, and that needs to receive a reply
307 // without showing an actual dialog.
308 MockRenderProcessHost* ntp_process_host =
309 static_cast<MockRenderProcessHost*>(ntp_rvh->GetProcess());
310 ntp_process_host->sink().ClearMessages();
311 const string16 msg = ASCIIToUTF16("Message");
312 bool result = false;
313 string16 unused;
314 ViewHostMsg_RunBeforeUnloadConfirm before_unload_msg(
315 rvh()->GetRoutingID(), kChromeURL, msg, false, &result, &unused);
316 // Enable pumping for check in BrowserMessageFilter::CheckCanDispatchOnUI.
317 before_unload_msg.EnableMessagePumping();
318 EXPECT_TRUE(ntp_rvh->OnMessageReceived(before_unload_msg));
319 EXPECT_TRUE(ntp_process_host->sink().GetUniqueMessageMatching(IPC_REPLY_ID));
320
321 // Also test RunJavaScriptMessage.
322 ntp_process_host->sink().ClearMessages();
323 ViewHostMsg_RunJavaScriptMessage js_msg(
324 rvh()->GetRoutingID(), msg, msg, kChromeURL,
325 JAVASCRIPT_MESSAGE_TYPE_CONFIRM, &result, &unused);
326 js_msg.EnableMessagePumping();
327 EXPECT_TRUE(ntp_rvh->OnMessageReceived(js_msg));
328 EXPECT_TRUE(ntp_process_host->sink().GetUniqueMessageMatching(IPC_REPLY_ID));
329 }
330
331 TEST_F(RenderViewHostManagerTest, WhiteListSwapCompositorFrame) {
332 TestRenderViewHost* swapped_out_rvh = CreateSwappedOutRenderViewHost();
333 TestRenderWidgetHostView* swapped_out_rwhv =
334 static_cast<TestRenderWidgetHostView*>(swapped_out_rvh->GetView());
335 EXPECT_FALSE(swapped_out_rwhv->did_swap_compositor_frame());
336
337 MockRenderProcessHost* process_host =
338 static_cast<MockRenderProcessHost*>(swapped_out_rvh->GetProcess());
339 process_host->sink().ClearMessages();
340
341 cc::CompositorFrame frame;
342 ViewHostMsg_SwapCompositorFrame msg(rvh()->GetRoutingID(), 0, frame);
343
344 EXPECT_TRUE(swapped_out_rvh->OnMessageReceived(msg));
345 EXPECT_TRUE(swapped_out_rwhv->did_swap_compositor_frame());
346 }
347
348 TEST_F(RenderViewHostManagerTest, WhiteListDidActivateAcceleratedCompositing) {
349 TestRenderViewHost* swapped_out_rvh = CreateSwappedOutRenderViewHost();
350
351 MockRenderProcessHost* process_host =
352 static_cast<MockRenderProcessHost*>(swapped_out_rvh->GetProcess());
353 process_host->sink().ClearMessages();
354 ViewHostMsg_DidActivateAcceleratedCompositing msg(
355 rvh()->GetRoutingID(), true);
356 EXPECT_TRUE(swapped_out_rvh->OnMessageReceived(msg));
357 EXPECT_TRUE(swapped_out_rvh->is_accelerated_compositing_active());
358 }
359
360 // Test if RenderViewHost::GetRenderWidgetHosts() only returns active
361 // widgets.
362 TEST_F(RenderViewHostManagerTest, GetRenderWidgetHostsReturnsActiveViews) {
363 TestRenderViewHost* swapped_out_rvh = CreateSwappedOutRenderViewHost();
364 EXPECT_TRUE(swapped_out_rvh->is_swapped_out());
365
366 scoped_ptr<RenderWidgetHostIterator> widgets(
367 RenderWidgetHost::GetRenderWidgetHosts());
368 // We know that there is the only one active widget. Another view is
369 // now swapped out, so the swapped out view is not included in the
370 // list.
371 RenderWidgetHost* widget = widgets->GetNextHost();
372 EXPECT_FALSE(widgets->GetNextHost());
373 RenderViewHost* rvh = RenderViewHost::From(widget);
374 EXPECT_FALSE(static_cast<RenderViewHostImpl*>(rvh)->is_swapped_out());
375 }
376
377 // Test if RenderViewHost::GetRenderWidgetHosts() returns a subset of
378 // RenderViewHostImpl::GetAllRenderWidgetHosts().
379 // RenderViewHost::GetRenderWidgetHosts() returns only active widgets, but
380 // RenderViewHostImpl::GetAllRenderWidgetHosts() returns everything
381 // including swapped out ones.
382 TEST_F(RenderViewHostManagerTest,
383 GetRenderWidgetHostsWithinGetAllRenderWidgetHosts) {
384 TestRenderViewHost* swapped_out_rvh = CreateSwappedOutRenderViewHost();
385 EXPECT_TRUE(swapped_out_rvh->is_swapped_out());
386
387 scoped_ptr<RenderWidgetHostIterator> widgets(
388 RenderWidgetHost::GetRenderWidgetHosts());
389
390 while (RenderWidgetHost* w = widgets->GetNextHost()) {
391 bool found = false;
392 scoped_ptr<RenderWidgetHostIterator> all_widgets(
393 RenderWidgetHostImpl::GetAllRenderWidgetHosts());
394 while (RenderWidgetHost* widget = all_widgets->GetNextHost()) {
395 if (w == widget) {
396 found = true;
397 break;
398 }
399 }
400 EXPECT_TRUE(found);
401 }
402 }
403
404 // Test if SiteInstanceImpl::active_view_count() is correctly updated
405 // as views in a SiteInstance get swapped out and in.
406 TEST_F(RenderViewHostManagerTest, ActiveViewCountWhileSwappingInandOut) {
407 const GURL kUrl1("http://www.google.com/");
408 const GURL kUrl2("http://www.chromium.org/");
409
410 // Navigate to an initial URL.
411 contents()->NavigateAndCommit(kUrl1);
412 TestRenderViewHost* rvh1 = test_rvh();
413
414 SiteInstanceImpl* instance1 =
415 static_cast<SiteInstanceImpl*>(rvh1->GetSiteInstance());
416 EXPECT_EQ(instance1->active_view_count(), 1U);
417
418 // Create 2 new tabs and simulate them being the opener chain for the main
419 // tab. They should be in the same SiteInstance.
420 scoped_ptr<TestWebContents> opener1(
421 TestWebContents::Create(browser_context(), instance1));
422 contents()->SetOpener(opener1.get());
423
424 scoped_ptr<TestWebContents> opener2(
425 TestWebContents::Create(browser_context(), instance1));
426 opener1->SetOpener(opener2.get());
427
428 EXPECT_EQ(instance1->active_view_count(), 3U);
429
430 // Navigate to a cross-site URL (different SiteInstance but same
431 // BrowsingInstance).
432 contents()->NavigateAndCommit(kUrl2);
433 TestRenderViewHost* rvh2 = test_rvh();
434 SiteInstanceImpl* instance2 =
435 static_cast<SiteInstanceImpl*>(rvh2->GetSiteInstance());
436
437 // rvh2 is on chromium.org which is different from google.com on
438 // which other tabs are.
439 EXPECT_EQ(instance2->active_view_count(), 1U);
440
441 // There are two active views on google.com now.
442 EXPECT_EQ(instance1->active_view_count(), 2U);
443
444 // Navigate to the original origin (google.com).
445 contents()->NavigateAndCommit(kUrl1);
446
447 EXPECT_EQ(instance1->active_view_count(), 3U);
448 }
449
450 // This deletes a WebContents when the given RVH is deleted. This is
451 // only for testing whether deleting an RVH does not cause any UaF in
452 // other parts of the system. For now, this class is only used for the
453 // next test cases to detect the bug mentioned at
454 // http://crbug.com/259859.
455 class RenderViewHostDestroyer : public WebContentsObserver {
456 public:
457 RenderViewHostDestroyer(RenderViewHost* render_view_host,
458 WebContents* web_contents)
459 : WebContentsObserver(WebContents::FromRenderViewHost(render_view_host)),
460 render_view_host_(render_view_host),
461 web_contents_(web_contents) {}
462
463 virtual void RenderViewDeleted(
464 RenderViewHost* render_view_host) OVERRIDE {
465 if (render_view_host == render_view_host_)
466 delete web_contents_;
467 }
468
469 private:
470 RenderViewHost* render_view_host_;
471 WebContents* web_contents_;
472
473 DISALLOW_COPY_AND_ASSIGN(RenderViewHostDestroyer);
474 };
475
476 // Test if ShutdownRenderViewHostsInSiteInstance() does not touch any
477 // RenderWidget that has been freed while deleting a RenderViewHost in
478 // a previous iteration. This is a regression test for
479 // http://crbug.com/259859.
480 TEST_F(RenderViewHostManagerTest,
481 DetectUseAfterFreeInShutdownRenderViewHostsInSiteInstance) {
482 const GURL kChromeURL("chrome://newtab");
483 const GURL kUrl1("http://www.google.com");
484 const GURL kUrl2("http://www.chromium.org");
485
486 // Navigate our first tab to a chrome url and then to the destination.
487 NavigateActiveAndCommit(kChromeURL);
488 TestRenderViewHost* ntp_rvh = static_cast<TestRenderViewHost*>(
489 contents()->GetRenderManagerForTesting()->current_host());
490
491 // Create one more tab and navigate to kUrl1. web_contents is not
492 // wrapped as scoped_ptr since it intentionally deleted by destroyer
493 // below as part of this test.
494 TestWebContents* web_contents =
495 TestWebContents::Create(browser_context(), ntp_rvh->GetSiteInstance());
496 web_contents->NavigateAndCommit(kUrl1);
497 RenderViewHostDestroyer destroyer(ntp_rvh, web_contents);
498
499 // This causes the first tab to navigate to kUrl2, which destroys
500 // the ntp_rvh in ShutdownRenderViewHostsInSiteInstance(). When
501 // ntp_rvh is destroyed, it also destroys the RVHs in web_contents
502 // too. This can test whether
503 // SiteInstanceImpl::ShutdownRenderViewHostsInSiteInstance() can
504 // touch any object freed in this way or not while iterating through
505 // all widgets.
506 contents()->NavigateAndCommit(kUrl2);
507 }
508
509 // When there is an error with the specified page, renderer exits view-source
510 // mode. See WebFrameImpl::DidFail(). We check by this test that
511 // EnableViewSourceMode message is sent on every navigation regardless
512 // RenderView is being newly created or reused.
513 TEST_F(RenderViewHostManagerTest, AlwaysSendEnableViewSourceMode) {
514 const GURL kChromeUrl("chrome://foo");
515 const GURL kUrl("view-source:http://foo");
516
517 // We have to navigate to some page at first since without this, the first
518 // navigation will reuse the SiteInstance created by Init(), and the second
519 // one will create a new SiteInstance. Because current_instance and
520 // new_instance will be different, a new RenderViewHost will be created for
521 // the second navigation. We have to avoid this in order to exercise the
522 // target code patch.
523 NavigateActiveAndCommit(kChromeUrl);
524
525 // Navigate.
526 controller().LoadURL(
527 kUrl, Referrer(), PAGE_TRANSITION_TYPED, std::string());
528 // Simulate response from RenderView for FirePageBeforeUnload.
529 base::TimeTicks now = base::TimeTicks::Now();
530 test_rvh()->OnMessageReceived(ViewHostMsg_ShouldClose_ACK(
531 rvh()->GetRoutingID(), true, now, now));
532 ASSERT_TRUE(pending_rvh()); // New pending RenderViewHost will be created.
533 RenderViewHost* last_rvh = pending_rvh();
534 int32 new_id = contents()->GetMaxPageIDForSiteInstance(
535 active_rvh()->GetSiteInstance()) + 1;
536 pending_test_rvh()->SendNavigate(new_id, kUrl);
537 EXPECT_EQ(controller().GetLastCommittedEntryIndex(), 1);
538 ASSERT_TRUE(controller().GetLastCommittedEntry());
539 EXPECT_TRUE(kUrl == controller().GetLastCommittedEntry()->GetURL());
540 EXPECT_FALSE(controller().GetPendingEntry());
541 // Because we're using TestWebContents and TestRenderViewHost in this
542 // unittest, no one calls WebContentsImpl::RenderViewCreated(). So, we see no
543 // EnableViewSourceMode message, here.
544
545 // Clear queued messages before load.
546 process()->sink().ClearMessages();
547 // Navigate, again.
548 controller().LoadURL(
549 kUrl, Referrer(), PAGE_TRANSITION_TYPED, std::string());
550 // The same RenderViewHost should be reused.
551 EXPECT_FALSE(pending_rvh());
552 EXPECT_TRUE(last_rvh == rvh());
553 test_rvh()->SendNavigate(new_id, kUrl); // The same page_id returned.
554 EXPECT_EQ(controller().GetLastCommittedEntryIndex(), 1);
555 EXPECT_FALSE(controller().GetPendingEntry());
556 // New message should be sent out to make sure to enter view-source mode.
557 EXPECT_TRUE(process()->sink().GetUniqueMessageMatching(
558 ViewMsg_EnableViewSourceMode::ID));
559 }
560
561 // Tests the Init function by checking the initial RenderViewHost.
562 TEST_F(RenderViewHostManagerTest, Init) {
563 // Using TestBrowserContext.
564 SiteInstanceImpl* instance =
565 static_cast<SiteInstanceImpl*>(SiteInstance::Create(browser_context()));
566 EXPECT_FALSE(instance->HasSite());
567
568 scoped_ptr<TestWebContents> web_contents(
569 TestWebContents::Create(browser_context(), instance));
570 RenderViewHostManager manager(web_contents.get(), web_contents.get(),
571 web_contents.get());
572
573 manager.Init(browser_context(), instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
574
575 RenderViewHost* host = manager.current_host();
576 ASSERT_TRUE(host);
577 EXPECT_EQ(instance, host->GetSiteInstance());
578 EXPECT_EQ(web_contents.get(), host->GetDelegate());
579 EXPECT_TRUE(manager.GetRenderWidgetHostView());
580 EXPECT_FALSE(manager.pending_render_view_host());
581 }
582
583 // Tests the Navigate function. We navigate three sites consecutively and check
584 // how the pending/committed RenderViewHost are modified.
585 TEST_F(RenderViewHostManagerTest, Navigate) {
586 TestNotificationTracker notifications;
587
588 SiteInstance* instance = SiteInstance::Create(browser_context());
589
590 scoped_ptr<TestWebContents> web_contents(
591 TestWebContents::Create(browser_context(), instance));
592 notifications.ListenFor(NOTIFICATION_RENDER_VIEW_HOST_CHANGED,
593 Source<WebContents>(web_contents.get()));
594
595 // Create.
596 RenderViewHostManager manager(web_contents.get(), web_contents.get(),
597 web_contents.get());
598
599 manager.Init(browser_context(), instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
600
601 RenderViewHost* host;
602
603 // 1) The first navigation. --------------------------
604 const GURL kUrl1("http://www.google.com/");
605 NavigationEntryImpl entry1(
606 NULL /* instance */, -1 /* page_id */, kUrl1, Referrer(),
607 string16() /* title */, PAGE_TRANSITION_TYPED,
608 false /* is_renderer_init */);
609 host = manager.Navigate(entry1);
610
611 // The RenderViewHost created in Init will be reused.
612 EXPECT_TRUE(host == manager.current_host());
613 EXPECT_FALSE(manager.pending_render_view_host());
614
615 // Commit.
616 manager.DidNavigateMainFrame(host);
617 // Commit to SiteInstance should be delayed until RenderView commit.
618 EXPECT_TRUE(host == manager.current_host());
619 ASSERT_TRUE(host);
620 EXPECT_FALSE(static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->
621 HasSite());
622 static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->SetSite(kUrl1);
623
624 // 2) Navigate to next site. -------------------------
625 const GURL kUrl2("http://www.google.com/foo");
626 NavigationEntryImpl entry2(
627 NULL /* instance */, -1 /* page_id */, kUrl2,
628 Referrer(kUrl1, blink::WebReferrerPolicyDefault),
629 string16() /* title */, PAGE_TRANSITION_LINK,
630 true /* is_renderer_init */);
631 host = manager.Navigate(entry2);
632
633 // The RenderViewHost created in Init will be reused.
634 EXPECT_TRUE(host == manager.current_host());
635 EXPECT_FALSE(manager.pending_render_view_host());
636
637 // Commit.
638 manager.DidNavigateMainFrame(host);
639 EXPECT_TRUE(host == manager.current_host());
640 ASSERT_TRUE(host);
641 EXPECT_TRUE(static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->
642 HasSite());
643
644 // 3) Cross-site navigate to next site. --------------
645 const GURL kUrl3("http://webkit.org/");
646 NavigationEntryImpl entry3(
647 NULL /* instance */, -1 /* page_id */, kUrl3,
648 Referrer(kUrl2, blink::WebReferrerPolicyDefault),
649 string16() /* title */, PAGE_TRANSITION_LINK,
650 false /* is_renderer_init */);
651 host = manager.Navigate(entry3);
652
653 // A new RenderViewHost should be created.
654 EXPECT_TRUE(manager.pending_render_view_host());
655 ASSERT_EQ(host, manager.pending_render_view_host());
656
657 notifications.Reset();
658
659 // Commit.
660 manager.DidNavigateMainFrame(manager.pending_render_view_host());
661 EXPECT_TRUE(host == manager.current_host());
662 ASSERT_TRUE(host);
663 EXPECT_TRUE(static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->
664 HasSite());
665 // Check the pending RenderViewHost has been committed.
666 EXPECT_FALSE(manager.pending_render_view_host());
667
668 // We should observe a notification.
669 EXPECT_TRUE(
670 notifications.Check1AndReset(NOTIFICATION_RENDER_VIEW_HOST_CHANGED));
671 }
672
673 // Tests the Navigate function. In this unit test we verify that the Navigate
674 // function can handle a new navigation event before the previous navigation
675 // has been committed. This is also a regression test for
676 // http://crbug.com/104600.
677 TEST_F(RenderViewHostManagerTest, NavigateWithEarlyReNavigation) {
678 TestNotificationTracker notifications;
679
680 SiteInstance* instance = SiteInstance::Create(browser_context());
681
682 scoped_ptr<TestWebContents> web_contents(
683 TestWebContents::Create(browser_context(), instance));
684 notifications.ListenFor(NOTIFICATION_RENDER_VIEW_HOST_CHANGED,
685 Source<WebContents>(web_contents.get()));
686
687 // Create.
688 RenderViewHostManager manager(web_contents.get(), web_contents.get(),
689 web_contents.get());
690
691 manager.Init(browser_context(), instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
692
693 // 1) The first navigation. --------------------------
694 const GURL kUrl1("http://www.google.com/");
695 NavigationEntryImpl entry1(NULL /* instance */, -1 /* page_id */, kUrl1,
696 Referrer(), string16() /* title */,
697 PAGE_TRANSITION_TYPED,
698 false /* is_renderer_init */);
699 RenderViewHost* host = manager.Navigate(entry1);
700
701 // The RenderViewHost created in Init will be reused.
702 EXPECT_TRUE(host == manager.current_host());
703 EXPECT_FALSE(manager.pending_render_view_host());
704
705 // We should observe a notification.
706 EXPECT_TRUE(
707 notifications.Check1AndReset(NOTIFICATION_RENDER_VIEW_HOST_CHANGED));
708 notifications.Reset();
709
710 // Commit.
711 manager.DidNavigateMainFrame(host);
712
713 // Commit to SiteInstance should be delayed until RenderView commit.
714 EXPECT_TRUE(host == manager.current_host());
715 ASSERT_TRUE(host);
716 EXPECT_FALSE(static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->
717 HasSite());
718 static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->SetSite(kUrl1);
719
720 // 2) Cross-site navigate to next site. -------------------------
721 const GURL kUrl2("http://www.example.com");
722 NavigationEntryImpl entry2(
723 NULL /* instance */, -1 /* page_id */, kUrl2, Referrer(),
724 string16() /* title */, PAGE_TRANSITION_TYPED,
725 false /* is_renderer_init */);
726 RenderViewHostImpl* host2 = static_cast<RenderViewHostImpl*>(
727 manager.Navigate(entry2));
728 int host2_process_id = host2->GetProcess()->GetID();
729
730 // A new RenderViewHost should be created.
731 EXPECT_TRUE(manager.pending_render_view_host());
732 ASSERT_EQ(host2, manager.pending_render_view_host());
733 EXPECT_NE(host2, host);
734
735 // Check that the navigation is still suspended because the old RVH
736 // is not swapped out, yet.
737 EXPECT_TRUE(host2->are_navigations_suspended());
738 MockRenderProcessHost* test_process_host2 =
739 static_cast<MockRenderProcessHost*>(host2->GetProcess());
740 test_process_host2->sink().ClearMessages();
741 host2->NavigateToURL(kUrl2);
742 EXPECT_FALSE(test_process_host2->sink().GetUniqueMessageMatching(
743 ViewMsg_Navigate::ID));
744
745 // Allow closing the current Render View (precondition for swapping out
746 // the RVH): Simulate response from RenderView for ViewMsg_ShouldClose sent by
747 // FirePageBeforeUnload.
748 TestRenderViewHost* test_host = static_cast<TestRenderViewHost*>(host);
749 MockRenderProcessHost* test_process_host =
750 static_cast<MockRenderProcessHost*>(test_host->GetProcess());
751 EXPECT_TRUE(test_process_host->sink().GetUniqueMessageMatching(
752 ViewMsg_ShouldClose::ID));
753 test_host->SendShouldCloseACK(true);
754
755 // CrossSiteResourceHandler::StartCrossSiteTransition triggers a
756 // call of RenderViewHostManager::SwapOutOldPage before
757 // RenderViewHostManager::DidNavigateMainFrame is called.
758 // The RVH is not swapped out until the commit.
759 manager.SwapOutOldPage();
760 EXPECT_TRUE(test_process_host->sink().GetUniqueMessageMatching(
761 ViewMsg_SwapOut::ID));
762 test_host->OnSwappedOut(false);
763
764 EXPECT_EQ(host, manager.current_host());
765 EXPECT_FALSE(static_cast<RenderViewHostImpl*>(
766 manager.current_host())->is_swapped_out());
767 EXPECT_EQ(host2, manager.pending_render_view_host());
768 // There should be still no navigation messages being sent.
769 EXPECT_FALSE(test_process_host2->sink().GetUniqueMessageMatching(
770 ViewMsg_Navigate::ID));
771
772 // 3) Cross-site navigate to next site before 2) has committed. --------------
773 const GURL kUrl3("http://webkit.org/");
774 NavigationEntryImpl entry3(NULL /* instance */, -1 /* page_id */, kUrl3,
775 Referrer(), string16() /* title */,
776 PAGE_TRANSITION_TYPED,
777 false /* is_renderer_init */);
778 test_process_host->sink().ClearMessages();
779 RenderViewHost* host3 = manager.Navigate(entry3);
780
781 // A new RenderViewHost should be created. host2 is now deleted.
782 EXPECT_TRUE(manager.pending_render_view_host());
783 ASSERT_EQ(host3, manager.pending_render_view_host());
784 EXPECT_NE(host3, host);
785 EXPECT_NE(host3->GetProcess()->GetID(), host2_process_id);
786
787 // Navigations in the new RVH should be suspended, which is ok because the
788 // old RVH is not yet swapped out and can respond to a second beforeunload
789 // request.
790 EXPECT_TRUE(static_cast<RenderViewHostImpl*>(
791 host3)->are_navigations_suspended());
792 EXPECT_EQ(host, manager.current_host());
793 EXPECT_FALSE(static_cast<RenderViewHostImpl*>(
794 manager.current_host())->is_swapped_out());
795
796 // Simulate a response to the second beforeunload request.
797 EXPECT_TRUE(test_process_host->sink().GetUniqueMessageMatching(
798 ViewMsg_ShouldClose::ID));
799 test_host->SendShouldCloseACK(true);
800
801 // CrossSiteResourceHandler::StartCrossSiteTransition triggers a
802 // call of RenderViewHostManager::SwapOutOldPage before
803 // RenderViewHostManager::DidNavigateMainFrame is called.
804 // The RVH is not swapped out until the commit.
805 manager.SwapOutOldPage();
806 EXPECT_TRUE(test_process_host->sink().GetUniqueMessageMatching(
807 ViewMsg_SwapOut::ID));
808 test_host->OnSwappedOut(false);
809
810 // Commit.
811 manager.DidNavigateMainFrame(host3);
812 EXPECT_TRUE(host3 == manager.current_host());
813 ASSERT_TRUE(host3);
814 EXPECT_TRUE(static_cast<SiteInstanceImpl*>(host3->GetSiteInstance())->
815 HasSite());
816 // Check the pending RenderViewHost has been committed.
817 EXPECT_FALSE(manager.pending_render_view_host());
818
819 // We should observe a notification.
820 EXPECT_TRUE(
821 notifications.Check1AndReset(NOTIFICATION_RENDER_VIEW_HOST_CHANGED));
822 }
823
824 // Tests WebUI creation.
825 TEST_F(RenderViewHostManagerTest, WebUI) {
826 set_should_create_webui(true);
827 SiteInstance* instance = SiteInstance::Create(browser_context());
828
829 scoped_ptr<TestWebContents> web_contents(
830 TestWebContents::Create(browser_context(), instance));
831 RenderViewHostManager manager(web_contents.get(), web_contents.get(),
832 web_contents.get());
833
834 manager.Init(browser_context(), instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
835 EXPECT_FALSE(manager.current_host()->IsRenderViewLive());
836
837 const GURL kUrl("chrome://foo");
838 NavigationEntryImpl entry(NULL /* instance */, -1 /* page_id */, kUrl,
839 Referrer(), string16() /* title */,
840 PAGE_TRANSITION_TYPED,
841 false /* is_renderer_init */);
842 RenderViewHost* host = manager.Navigate(entry);
843
844 // We commit the pending RenderViewHost immediately because the previous
845 // RenderViewHost was not live. We test a case where it is live in
846 // WebUIInNewTab.
847 EXPECT_TRUE(host);
848 EXPECT_EQ(host, manager.current_host());
849 EXPECT_FALSE(manager.pending_render_view_host());
850
851 // It's important that the site instance get set on the Web UI page as soon
852 // as the navigation starts, rather than lazily after it commits, so we don't
853 // try to re-use the SiteInstance/process for non Web UI things that may
854 // get loaded in between.
855 EXPECT_TRUE(static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->
856 HasSite());
857 EXPECT_EQ(kUrl, host->GetSiteInstance()->GetSiteURL());
858
859 // The Web UI is committed immediately because the RenderViewHost has not been
860 // used yet. UpdateRendererStateForNavigate() took the short cut path.
861 EXPECT_FALSE(manager.pending_web_ui());
862 EXPECT_TRUE(manager.web_ui());
863
864 // Commit.
865 manager.DidNavigateMainFrame(host);
866 EXPECT_TRUE(host->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
867 }
868
869 // Tests that we can open a WebUI link in a new tab from a WebUI page and still
870 // grant the correct bindings. http://crbug.com/189101.
871 TEST_F(RenderViewHostManagerTest, WebUIInNewTab) {
872 set_should_create_webui(true);
873 SiteInstance* blank_instance = SiteInstance::Create(browser_context());
874
875 // Create a blank tab.
876 scoped_ptr<TestWebContents> web_contents1(
877 TestWebContents::Create(browser_context(), blank_instance));
878 RenderViewHostManager manager1(web_contents1.get(), web_contents1.get(),
879 web_contents1.get());
880 manager1.Init(
881 browser_context(), blank_instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
882 // Test the case that new RVH is considered live.
883 manager1.current_host()->CreateRenderView(string16(), -1, -1);
884
885 // Navigate to a WebUI page.
886 const GURL kUrl1("chrome://foo");
887 NavigationEntryImpl entry1(NULL /* instance */, -1 /* page_id */, kUrl1,
888 Referrer(), string16() /* title */,
889 PAGE_TRANSITION_TYPED,
890 false /* is_renderer_init */);
891 RenderViewHost* host1 = manager1.Navigate(entry1);
892
893 // We should have a pending navigation to the WebUI RenderViewHost.
894 // It should already have bindings.
895 EXPECT_EQ(host1, manager1.pending_render_view_host());
896 EXPECT_NE(host1, manager1.current_host());
897 EXPECT_TRUE(host1->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
898
899 // Commit and ensure we still have bindings.
900 manager1.DidNavigateMainFrame(host1);
901 SiteInstance* webui_instance = host1->GetSiteInstance();
902 EXPECT_EQ(host1, manager1.current_host());
903 EXPECT_TRUE(host1->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
904
905 // Now simulate clicking a link that opens in a new tab.
906 scoped_ptr<TestWebContents> web_contents2(
907 TestWebContents::Create(browser_context(), webui_instance));
908 RenderViewHostManager manager2(web_contents2.get(), web_contents2.get(),
909 web_contents2.get());
910 manager2.Init(
911 browser_context(), webui_instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
912 // Make sure the new RVH is considered live. This is usually done in
913 // RenderWidgetHost::Init when opening a new tab from a link.
914 manager2.current_host()->CreateRenderView(string16(), -1, -1);
915
916 const GURL kUrl2("chrome://foo/bar");
917 NavigationEntryImpl entry2(NULL /* instance */, -1 /* page_id */, kUrl2,
918 Referrer(), string16() /* title */,
919 PAGE_TRANSITION_LINK,
920 true /* is_renderer_init */);
921 RenderViewHost* host2 = manager2.Navigate(entry2);
922
923 // No cross-process transition happens because we are already in the right
924 // SiteInstance. We should grant bindings immediately.
925 EXPECT_EQ(host2, manager2.current_host());
926 EXPECT_TRUE(host2->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
927
928 manager2.DidNavigateMainFrame(host2);
929 }
930
931 // Tests that we don't end up in an inconsistent state if a page does a back and
932 // then reload. http://crbug.com/51680
933 TEST_F(RenderViewHostManagerTest, PageDoesBackAndReload) {
934 const GURL kUrl1("http://www.google.com/");
935 const GURL kUrl2("http://www.evil-site.com/");
936
937 // Navigate to a safe site, then an evil site.
938 // This will switch RenderViewHosts. We cannot assert that the first and
939 // second RVHs are different, though, because the first one may be promptly
940 // deleted.
941 contents()->NavigateAndCommit(kUrl1);
942 contents()->NavigateAndCommit(kUrl2);
943 RenderViewHost* evil_rvh = contents()->GetRenderViewHost();
944
945 // Now let's simulate the evil page calling history.back().
946 contents()->OnGoToEntryAtOffset(-1);
947 // We should have a new pending RVH.
948 // Note that in this case, the navigation has not committed, so evil_rvh will
949 // not be deleted yet.
950 EXPECT_NE(evil_rvh, contents()->GetRenderManagerForTesting()->
951 pending_render_view_host());
952
953 // Before that RVH has committed, the evil page reloads itself.
954 ViewHostMsg_FrameNavigate_Params params;
955 params.page_id = 1;
956 params.url = kUrl2;
957 params.transition = PAGE_TRANSITION_CLIENT_REDIRECT;
958 params.should_update_history = false;
959 params.gesture = NavigationGestureAuto;
960 params.was_within_same_page = false;
961 params.is_post = false;
962 params.page_state = PageState::CreateFromURL(kUrl2);
963 contents()->DidNavigate(evil_rvh, params);
964
965 // That should have cancelled the pending RVH, and the evil RVH should be the
966 // current one.
967 EXPECT_TRUE(contents()->GetRenderManagerForTesting()->
968 pending_render_view_host() == NULL);
969 EXPECT_EQ(evil_rvh, contents()->GetRenderManagerForTesting()->current_host());
970
971 // Also we should not have a pending navigation entry.
972 EXPECT_TRUE(contents()->GetController().GetPendingEntry() == NULL);
973 NavigationEntry* entry = contents()->GetController().GetVisibleEntry();
974 ASSERT_TRUE(entry != NULL);
975 EXPECT_EQ(kUrl2, entry->GetURL());
976 }
977
978 // Ensure that we can go back and forward even if a SwapOut ACK isn't received.
979 // See http://crbug.com/93427.
980 TEST_F(RenderViewHostManagerTest, NavigateAfterMissingSwapOutACK) {
981 const GURL kUrl1("http://www.google.com/");
982 const GURL kUrl2("http://www.chromium.org/");
983
984 // Navigate to two pages.
985 contents()->NavigateAndCommit(kUrl1);
986 TestRenderViewHost* rvh1 = test_rvh();
987
988 // Keep active_view_count nonzero so that no swapped out views in
989 // this SiteInstance get forcefully deleted.
990 static_cast<SiteInstanceImpl*>(rvh1->GetSiteInstance())->
991 increment_active_view_count();
992
993 contents()->NavigateAndCommit(kUrl2);
994 TestRenderViewHost* rvh2 = test_rvh();
995 static_cast<SiteInstanceImpl*>(rvh2->GetSiteInstance())->
996 increment_active_view_count();
997
998 // Now go back, but suppose the SwapOut_ACK isn't received. This shouldn't
999 // happen, but we have seen it when going back quickly across many entries
1000 // (http://crbug.com/93427).
1001 contents()->GetController().GoBack();
1002 EXPECT_TRUE(rvh2->is_waiting_for_beforeunload_ack());
1003 contents()->ProceedWithCrossSiteNavigation();
1004 EXPECT_FALSE(rvh2->is_waiting_for_beforeunload_ack());
1005 rvh2->SwapOut();
1006 EXPECT_TRUE(rvh2->is_waiting_for_unload_ack());
1007
1008 // The back navigation commits. We should proactively clear the
1009 // is_waiting_for_unload_ack state to be safe.
1010 const NavigationEntry* entry1 = contents()->GetController().GetPendingEntry();
1011 rvh1->SendNavigate(entry1->GetPageID(), entry1->GetURL());
1012 EXPECT_TRUE(rvh2->is_swapped_out());
1013 EXPECT_FALSE(rvh2->is_waiting_for_unload_ack());
1014
1015 // We should be able to navigate forward.
1016 contents()->GetController().GoForward();
1017 contents()->ProceedWithCrossSiteNavigation();
1018 const NavigationEntry* entry2 = contents()->GetController().GetPendingEntry();
1019 rvh2->SendNavigate(entry2->GetPageID(), entry2->GetURL());
1020 EXPECT_EQ(rvh2, rvh());
1021 EXPECT_FALSE(rvh2->is_swapped_out());
1022 EXPECT_TRUE(rvh1->is_swapped_out());
1023 }
1024
1025 // Test that we create swapped out RVHs for the opener chain when navigating an
1026 // opened tab cross-process. This allows us to support certain cross-process
1027 // JavaScript calls (http://crbug.com/99202).
1028 TEST_F(RenderViewHostManagerTest, CreateSwappedOutOpenerRVHs) {
1029 const GURL kUrl1("http://www.google.com/");
1030 const GURL kUrl2("http://www.chromium.org/");
1031 const GURL kChromeUrl("chrome://foo");
1032
1033 // Navigate to an initial URL.
1034 contents()->NavigateAndCommit(kUrl1);
1035 RenderViewHostManager* manager = contents()->GetRenderManagerForTesting();
1036 TestRenderViewHost* rvh1 = test_rvh();
1037
1038 // Create 2 new tabs and simulate them being the opener chain for the main
1039 // tab. They should be in the same SiteInstance.
1040 scoped_ptr<TestWebContents> opener1(
1041 TestWebContents::Create(browser_context(), rvh1->GetSiteInstance()));
1042 RenderViewHostManager* opener1_manager =
1043 opener1->GetRenderManagerForTesting();
1044 contents()->SetOpener(opener1.get());
1045
1046 scoped_ptr<TestWebContents> opener2(
1047 TestWebContents::Create(browser_context(), rvh1->GetSiteInstance()));
1048 RenderViewHostManager* opener2_manager =
1049 opener2->GetRenderManagerForTesting();
1050 opener1->SetOpener(opener2.get());
1051
1052 // Navigate to a cross-site URL (different SiteInstance but same
1053 // BrowsingInstance).
1054 contents()->NavigateAndCommit(kUrl2);
1055 TestRenderViewHost* rvh2 = test_rvh();
1056 EXPECT_NE(rvh1->GetSiteInstance(), rvh2->GetSiteInstance());
1057 EXPECT_TRUE(rvh1->GetSiteInstance()->IsRelatedSiteInstance(
1058 rvh2->GetSiteInstance()));
1059
1060 // Ensure rvh1 is placed on swapped out list of the current tab.
1061 EXPECT_TRUE(manager->IsOnSwappedOutList(rvh1));
1062 EXPECT_EQ(rvh1,
1063 manager->GetSwappedOutRenderViewHost(rvh1->GetSiteInstance()));
1064
1065 // Ensure a swapped out RVH is created in the first opener tab.
1066 TestRenderViewHost* opener1_rvh = static_cast<TestRenderViewHost*>(
1067 opener1_manager->GetSwappedOutRenderViewHost(rvh2->GetSiteInstance()));
1068 EXPECT_TRUE(opener1_manager->IsOnSwappedOutList(opener1_rvh));
1069 EXPECT_TRUE(opener1_rvh->is_swapped_out());
1070
1071 // Ensure a swapped out RVH is created in the second opener tab.
1072 TestRenderViewHost* opener2_rvh = static_cast<TestRenderViewHost*>(
1073 opener2_manager->GetSwappedOutRenderViewHost(rvh2->GetSiteInstance()));
1074 EXPECT_TRUE(opener2_manager->IsOnSwappedOutList(opener2_rvh));
1075 EXPECT_TRUE(opener2_rvh->is_swapped_out());
1076
1077 // Navigate to a cross-BrowsingInstance URL.
1078 contents()->NavigateAndCommit(kChromeUrl);
1079 TestRenderViewHost* rvh3 = test_rvh();
1080 EXPECT_NE(rvh1->GetSiteInstance(), rvh3->GetSiteInstance());
1081 EXPECT_FALSE(rvh1->GetSiteInstance()->IsRelatedSiteInstance(
1082 rvh3->GetSiteInstance()));
1083
1084 // No scripting is allowed across BrowsingInstances, so we should not create
1085 // swapped out RVHs for the opener chain in this case.
1086 EXPECT_FALSE(opener1_manager->GetSwappedOutRenderViewHost(
1087 rvh3->GetSiteInstance()));
1088 EXPECT_FALSE(opener2_manager->GetSwappedOutRenderViewHost(
1089 rvh3->GetSiteInstance()));
1090 }
1091
1092 // Test that we clean up swapped out RenderViewHosts when a process hosting
1093 // those associated RenderViews crashes. http://crbug.com/258993
1094 TEST_F(RenderViewHostManagerTest, CleanUpSwappedOutRVHOnProcessCrash) {
1095 const GURL kUrl1("http://www.google.com/");
1096 const GURL kUrl2("http://www.chromium.org/");
1097
1098 // Navigate to an initial URL.
1099 contents()->NavigateAndCommit(kUrl1);
1100 TestRenderViewHost* rvh1 = test_rvh();
1101
1102 // Create a new tab as an opener for the main tab.
1103 scoped_ptr<TestWebContents> opener1(
1104 TestWebContents::Create(browser_context(), rvh1->GetSiteInstance()));
1105 RenderViewHostManager* opener1_manager =
1106 opener1->GetRenderManagerForTesting();
1107 contents()->SetOpener(opener1.get());
1108
1109 // Make sure the new opener RVH is considered live.
1110 opener1_manager->current_host()->CreateRenderView(string16(), -1, -1);
1111
1112 // Use a cross-process navigation in the opener to swap out the old RVH.
1113 EXPECT_FALSE(opener1_manager->GetSwappedOutRenderViewHost(
1114 rvh1->GetSiteInstance()));
1115 opener1->NavigateAndCommit(kUrl2);
1116 EXPECT_TRUE(opener1_manager->GetSwappedOutRenderViewHost(
1117 rvh1->GetSiteInstance()));
1118
1119 // Fake a process crash.
1120 RenderProcessHost::RendererClosedDetails details(
1121 rvh1->GetProcess()->GetHandle(),
1122 base::TERMINATION_STATUS_PROCESS_CRASHED,
1123 0);
1124 NotificationService::current()->Notify(
1125 NOTIFICATION_RENDERER_PROCESS_CLOSED,
1126 Source<RenderProcessHost>(rvh1->GetProcess()),
1127 Details<RenderProcessHost::RendererClosedDetails>(&details));
1128 rvh1->set_render_view_created(false);
1129
1130 // Ensure that the swapped out RenderViewHost has been deleted.
1131 EXPECT_FALSE(opener1_manager->GetSwappedOutRenderViewHost(
1132 rvh1->GetSiteInstance()));
1133
1134 // Reload the initial tab. This should recreate the opener's swapped out RVH
1135 // in the original SiteInstance.
1136 contents()->GetController().Reload(true);
1137 EXPECT_EQ(opener1_manager->GetSwappedOutRenderViewHost(
1138 rvh1->GetSiteInstance())->GetRoutingID(),
1139 test_rvh()->opener_route_id());
1140 }
1141
1142 // Test that RenderViewHosts created for WebUI navigations are properly
1143 // granted WebUI bindings even if an unprivileged swapped out RenderViewHost
1144 // is in the same process (http://crbug.com/79918).
1145 TEST_F(RenderViewHostManagerTest, EnableWebUIWithSwappedOutOpener) {
1146 set_should_create_webui(true);
1147 const GURL kSettingsUrl("chrome://chrome/settings");
1148 const GURL kPluginUrl("chrome://plugins");
1149
1150 // Navigate to an initial WebUI URL.
1151 contents()->NavigateAndCommit(kSettingsUrl);
1152
1153 // Ensure the RVH has WebUI bindings.
1154 TestRenderViewHost* rvh1 = test_rvh();
1155 EXPECT_TRUE(rvh1->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
1156
1157 // Create a new tab and simulate it being the opener for the main
1158 // tab. It should be in the same SiteInstance.
1159 scoped_ptr<TestWebContents> opener1(
1160 TestWebContents::Create(browser_context(), rvh1->GetSiteInstance()));
1161 RenderViewHostManager* opener1_manager =
1162 opener1->GetRenderManagerForTesting();
1163 contents()->SetOpener(opener1.get());
1164
1165 // Navigate to a different WebUI URL (different SiteInstance, same
1166 // BrowsingInstance).
1167 contents()->NavigateAndCommit(kPluginUrl);
1168 TestRenderViewHost* rvh2 = test_rvh();
1169 EXPECT_NE(rvh1->GetSiteInstance(), rvh2->GetSiteInstance());
1170 EXPECT_TRUE(rvh1->GetSiteInstance()->IsRelatedSiteInstance(
1171 rvh2->GetSiteInstance()));
1172
1173 // Ensure a swapped out RVH is created in the first opener tab.
1174 TestRenderViewHost* opener1_rvh = static_cast<TestRenderViewHost*>(
1175 opener1_manager->GetSwappedOutRenderViewHost(rvh2->GetSiteInstance()));
1176 EXPECT_TRUE(opener1_manager->IsOnSwappedOutList(opener1_rvh));
1177 EXPECT_TRUE(opener1_rvh->is_swapped_out());
1178
1179 // Ensure the new RVH has WebUI bindings.
1180 EXPECT_TRUE(rvh2->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
1181 }
1182
1183 // Test that we reuse the same guest SiteInstance if we navigate across sites.
1184 TEST_F(RenderViewHostManagerTest, NoSwapOnGuestNavigations) {
1185 TestNotificationTracker notifications;
1186
1187 GURL guest_url(std::string(kGuestScheme).append("://abc123"));
1188 SiteInstance* instance =
1189 SiteInstance::CreateForURL(browser_context(), guest_url);
1190 scoped_ptr<TestWebContents> web_contents(
1191 TestWebContents::Create(browser_context(), instance));
1192
1193 // Create.
1194 RenderViewHostManager manager(web_contents.get(), web_contents.get(),
1195 web_contents.get());
1196
1197 manager.Init(browser_context(), instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
1198
1199 RenderViewHost* host;
1200
1201 // 1) The first navigation. --------------------------
1202 const GURL kUrl1("http://www.google.com/");
1203 NavigationEntryImpl entry1(
1204 NULL /* instance */, -1 /* page_id */, kUrl1, Referrer(),
1205 string16() /* title */, PAGE_TRANSITION_TYPED,
1206 false /* is_renderer_init */);
1207 host = manager.Navigate(entry1);
1208
1209 // The RenderViewHost created in Init will be reused.
1210 EXPECT_TRUE(host == manager.current_host());
1211 EXPECT_FALSE(manager.pending_render_view_host());
1212 EXPECT_EQ(manager.current_host()->GetSiteInstance(), instance);
1213
1214 // Commit.
1215 manager.DidNavigateMainFrame(host);
1216 // Commit to SiteInstance should be delayed until RenderView commit.
1217 EXPECT_EQ(host, manager.current_host());
1218 ASSERT_TRUE(host);
1219 EXPECT_TRUE(static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->
1220 HasSite());
1221
1222 // 2) Navigate to a different domain. -------------------------
1223 // Guests stay in the same process on navigation.
1224 const GURL kUrl2("http://www.chromium.org");
1225 NavigationEntryImpl entry2(
1226 NULL /* instance */, -1 /* page_id */, kUrl2,
1227 Referrer(kUrl1, blink::WebReferrerPolicyDefault),
1228 string16() /* title */, PAGE_TRANSITION_LINK,
1229 true /* is_renderer_init */);
1230 host = manager.Navigate(entry2);
1231
1232 // The RenderViewHost created in Init will be reused.
1233 EXPECT_EQ(host, manager.current_host());
1234 EXPECT_FALSE(manager.pending_render_view_host());
1235
1236 // Commit.
1237 manager.DidNavigateMainFrame(host);
1238 EXPECT_EQ(host, manager.current_host());
1239 ASSERT_TRUE(host);
1240 EXPECT_EQ(static_cast<SiteInstanceImpl*>(host->GetSiteInstance()),
1241 instance);
1242 }
1243
1244 // Test that we cancel a pending RVH if we close the tab while it's pending.
1245 // http://crbug.com/294697.
1246 TEST_F(RenderViewHostManagerTest, NavigateWithEarlyClose) {
1247 TestNotificationTracker notifications;
1248
1249 SiteInstance* instance = SiteInstance::Create(browser_context());
1250
1251 BeforeUnloadFiredWebContentsDelegate delegate;
1252 scoped_ptr<TestWebContents> web_contents(
1253 TestWebContents::Create(browser_context(), instance));
1254 web_contents->SetDelegate(&delegate);
1255 notifications.ListenFor(NOTIFICATION_RENDER_VIEW_HOST_CHANGED,
1256 Source<WebContents>(web_contents.get()));
1257
1258 // Create.
1259 RenderViewHostManager manager(web_contents.get(), web_contents.get(),
1260 web_contents.get());
1261
1262 manager.Init(browser_context(), instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
1263
1264 // 1) The first navigation. --------------------------
1265 const GURL kUrl1("http://www.google.com/");
1266 NavigationEntryImpl entry1(NULL /* instance */, -1 /* page_id */, kUrl1,
1267 Referrer(), string16() /* title */,
1268 PAGE_TRANSITION_TYPED,
1269 false /* is_renderer_init */);
1270 RenderViewHost* host = manager.Navigate(entry1);
1271
1272 // The RenderViewHost created in Init will be reused.
1273 EXPECT_EQ(host, manager.current_host());
1274 EXPECT_FALSE(manager.pending_render_view_host());
1275
1276 // We should observe a notification.
1277 EXPECT_TRUE(
1278 notifications.Check1AndReset(NOTIFICATION_RENDER_VIEW_HOST_CHANGED));
1279 notifications.Reset();
1280
1281 // Commit.
1282 manager.DidNavigateMainFrame(host);
1283
1284 // Commit to SiteInstance should be delayed until RenderView commit.
1285 EXPECT_EQ(host, manager.current_host());
1286 EXPECT_FALSE(static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->
1287 HasSite());
1288 static_cast<SiteInstanceImpl*>(host->GetSiteInstance())->SetSite(kUrl1);
1289
1290 // 2) Cross-site navigate to next site. -------------------------
1291 const GURL kUrl2("http://www.example.com");
1292 NavigationEntryImpl entry2(
1293 NULL /* instance */, -1 /* page_id */, kUrl2, Referrer(),
1294 string16() /* title */, PAGE_TRANSITION_TYPED,
1295 false /* is_renderer_init */);
1296 RenderViewHostImpl* host2 = static_cast<RenderViewHostImpl*>(
1297 manager.Navigate(entry2));
1298
1299 // A new RenderViewHost should be created.
1300 ASSERT_EQ(host2, manager.pending_render_view_host());
1301 EXPECT_NE(host2, host);
1302
1303 EXPECT_EQ(host, manager.current_host());
1304 EXPECT_FALSE(static_cast<RenderViewHostImpl*>(
1305 manager.current_host())->is_swapped_out());
1306 EXPECT_EQ(host2, manager.pending_render_view_host());
1307
1308 // 3) Close the tab. -------------------------
1309 notifications.ListenFor(NOTIFICATION_RENDER_WIDGET_HOST_DESTROYED,
1310 Source<RenderWidgetHost>(host2));
1311 manager.ShouldClosePage(false, true, base::TimeTicks());
1312
1313 EXPECT_TRUE(
1314 notifications.Check1AndReset(NOTIFICATION_RENDER_WIDGET_HOST_DESTROYED));
1315 EXPECT_FALSE(manager.pending_render_view_host());
1316 EXPECT_EQ(host, manager.current_host());
1317 }
1318
1319 } // namespace content
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