| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/site_details.h" |
| |
| #include "base/bind_helpers.h" |
| #include "base/files/file_path.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/path_service.h" |
| #include "base/strings/stringprintf.h" |
| #include "base/test/histogram_tester.h" |
| #include "chrome/browser/extensions/extension_browsertest.h" |
| #include "chrome/browser/extensions/test_extension_dir.h" |
| #include "chrome/browser/metrics/metrics_memory_details.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "chrome/common/chrome_switches.h" |
| #include "chrome/common/extensions/extension_process_policy.h" |
| #include "chrome/common/url_constants.h" |
| #include "chrome/test/base/in_process_browser_test.h" |
| #include "chrome/test/base/ui_test_utils.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/render_process_host.h" |
| #include "content/public/test/browser_test_utils.h" |
| #include "content/public/test/test_utils.h" |
| #include "extensions/common/value_builder.h" |
| #include "net/dns/mock_host_resolver.h" |
| #include "net/test/embedded_test_server/embedded_test_server.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using base::Bucket; |
| using content::WebContents; |
| using extensions::DictionaryBuilder; |
| using extensions::Extension; |
| using extensions::ListBuilder; |
| using extensions::TestExtensionDir; |
| using testing::ContainerEq; |
| using testing::ElementsAre; |
| |
| namespace { |
| |
| class TestMemoryDetails : public MetricsMemoryDetails { |
| public: |
| TestMemoryDetails() |
| : MetricsMemoryDetails(base::Bind(&base::DoNothing), nullptr) {} |
| |
| void StartFetchAndWait() { |
| uma_.reset(new base::HistogramTester()); |
| StartFetch(FROM_CHROME_ONLY); |
| content::RunMessageLoop(); |
| } |
| |
| // Returns a HistogramTester which observed the most recent call to |
| // StartFetchAndWait(). |
| base::HistogramTester* uma() { return uma_.get(); } |
| |
| size_t CountPageTitles() { |
| size_t count = 0; |
| for (const ProcessMemoryInformation& process : ChromeBrowser()->processes) { |
| if (process.process_type == content::PROCESS_TYPE_RENDERER) { |
| count += process.titles.size(); |
| } |
| } |
| return count; |
| } |
| |
| private: |
| ~TestMemoryDetails() override {} |
| |
| void OnDetailsAvailable() override { |
| MetricsMemoryDetails::OnDetailsAvailable(); |
| // Exit the loop initiated by StartFetchAndWait(). |
| base::MessageLoop::current()->QuitWhenIdle(); |
| } |
| |
| scoped_ptr<base::HistogramTester> uma_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TestMemoryDetails); |
| }; |
| |
| } // namespace |
| |
| class SiteDetailsBrowserTest : public ExtensionBrowserTest { |
| public: |
| SiteDetailsBrowserTest() {} |
| ~SiteDetailsBrowserTest() override {} |
| |
| void SetUpOnMainThread() override { |
| host_resolver()->AddRule("*", "127.0.0.1"); |
| |
| // Add content/test/data so we can use cross_site_iframe_factory.html |
| base::FilePath test_data_dir; |
| ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &test_data_dir)); |
| embedded_test_server()->ServeFilesFromDirectory( |
| test_data_dir.AppendASCII("content/test/data/")); |
| ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady()); |
| } |
| |
| // Create and install an extension that has a couple of web-accessible |
| // resources and, optionally, a background process. |
| const Extension* CreateExtension(const std::string& name, |
| bool has_background_process) { |
| scoped_ptr<TestExtensionDir> dir(new TestExtensionDir); |
| |
| DictionaryBuilder manifest; |
| manifest.Set("name", name) |
| .Set("version", "1.0") |
| .Set("manifest_version", 2) |
| .Set("web_accessible_resources", ListBuilder() |
| .Append("blank_iframe.html") |
| .Append("http_iframe.html") |
| .Append("two_http_iframes.html")); |
| |
| if (has_background_process) { |
| manifest.Set("background", |
| DictionaryBuilder().Set("scripts", |
| ListBuilder().Append("script.js"))); |
| dir->WriteFile(FILE_PATH_LITERAL("script.js"), |
| "console.log('" + name + " running');"); |
| } |
| |
| dir->WriteFile(FILE_PATH_LITERAL("blank_iframe.html"), |
| base::StringPrintf("<html><body>%s, blank iframe:" |
| " <iframe width=80 height=80></iframe>" |
| "</body></html>", |
| name.c_str())); |
| std::string iframe_url = |
| embedded_test_server() |
| ->GetURL("w.com", "/cross_site_iframe_factory.html?w") |
| .spec(); |
| std::string iframe_url2 = |
| embedded_test_server() |
| ->GetURL("x.com", "/cross_site_iframe_factory.html?x") |
| .spec(); |
| dir->WriteFile( |
| FILE_PATH_LITERAL("http_iframe.html"), |
| base::StringPrintf("<html><body>%s, http:// iframe:" |
| " <iframe width=80 height=80 src='%s'></iframe>" |
| "</body></html>", |
| name.c_str(), iframe_url.c_str())); |
| dir->WriteFile(FILE_PATH_LITERAL("two_http_iframes.html"), |
| base::StringPrintf( |
| "<html><body>%s, two http:// iframes:" |
| " <iframe width=80 height=80 src='%s'></iframe>" |
| " <iframe width=80 height=80 src='%s'></iframe>" |
| "</body></html>", |
| name.c_str(), iframe_url.c_str(), iframe_url2.c_str())); |
| dir->WriteManifest(manifest.ToJSON()); |
| |
| const Extension* extension = LoadExtension(dir->unpacked_path()); |
| EXPECT_TRUE(extension); |
| temp_dirs_.push_back(dir.release()); |
| return extension; |
| } |
| |
| const Extension* CreateHostedApp(const std::string& name, |
| const GURL& app_url) { |
| scoped_ptr<TestExtensionDir> dir(new TestExtensionDir); |
| |
| DictionaryBuilder manifest; |
| manifest.Set("name", name) |
| .Set("version", "1.0") |
| .Set("manifest_version", 2) |
| .Set("app", DictionaryBuilder() |
| .Set("urls", ListBuilder().Append(app_url.spec())) |
| .Set("launch", DictionaryBuilder().Set( |
| "web_url", app_url.spec()))); |
| dir->WriteManifest(manifest.ToJSON()); |
| |
| const Extension* extension = LoadExtension(dir->unpacked_path()); |
| EXPECT_TRUE(extension); |
| temp_dirs_.push_back(dir.release()); |
| return extension; |
| } |
| |
| int GetRenderProcessCount() { |
| int count = 0; |
| for (content::RenderProcessHost::iterator it( |
| content::RenderProcessHost::AllHostsIterator()); |
| !it.IsAtEnd(); it.Advance()) { |
| count++; |
| } |
| return count; |
| } |
| |
| private: |
| ScopedVector<TestExtensionDir> temp_dirs_; |
| DISALLOW_COPY_AND_ASSIGN(SiteDetailsBrowserTest); |
| }; |
| |
| MATCHER_P(EqualsIfExtensionsIsolated, expected, "") { |
| if (content::AreAllSitesIsolatedForTesting()) |
| return arg >= expected; |
| if (extensions::IsIsolateExtensionsEnabled()) |
| return arg == expected; |
| return true; |
| } |
| |
| MATCHER_P(EqualsIfSitePerProcess, expected, "") { |
| return !content::AreAllSitesIsolatedForTesting() || expected == arg; |
| } |
| |
| // Test the accuracy of SiteDetails process estimation, in the presence of |
| // multiple iframes, navigation, multiple BrowsingInstances, and multiple tabs |
| // in the same BrowsingInstance. |
| IN_PROC_BROWSER_TEST_F(SiteDetailsBrowserTest, ManyIframes) { |
| // Page with 14 nested oopifs across 9 sites (a.com through i.com). |
| // None of these are https. |
| GURL abcdefghi_url = embedded_test_server()->GetURL( |
| "a.com", |
| "/cross_site_iframe_factory.html?a(b(a(b,c,d,e,f,g,h)),c,d,e,i(f))"); |
| ui_test_utils::NavigateToURL(browser(), abcdefghi_url); |
| |
| // Get the metrics. |
| scoped_refptr<TestMemoryDetails> details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| |
| EXPECT_EQ(1U, details->CountPageTitles()); |
| EXPECT_THAT( |
| details->uma()->GetAllSamples("SiteIsolation.BrowsingInstanceCount"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(9, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(9, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(9, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(1)); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(9)); |
| |
| // Navigate to a different, disjoint set of 7 sites. |
| GURL pqrstuv_url = embedded_test_server()->GetURL( |
| "p.com", |
| "/cross_site_iframe_factory.html?p(q(r),r(s),s(t),t(q),u(u),v(p))"); |
| ui_test_utils::NavigateToURL(browser(), pqrstuv_url); |
| |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| |
| EXPECT_EQ(1U, details->CountPageTitles()); |
| EXPECT_THAT( |
| details->uma()->GetAllSamples("SiteIsolation.BrowsingInstanceCount"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(7, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(7, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(7, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(1)); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(7)); |
| |
| // Open a second tab (different BrowsingInstance) with 4 sites (a through d). |
| GURL abcd_url = embedded_test_server()->GetURL( |
| "a.com", "/cross_site_iframe_factory.html?a(b(c(d())))"); |
| AddTabAtIndex(1, abcd_url, ui::PAGE_TRANSITION_TYPED); |
| |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| |
| EXPECT_EQ(2U, details->CountPageTitles()); |
| EXPECT_THAT( |
| details->uma()->GetAllSamples("SiteIsolation.BrowsingInstanceCount"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(11, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(11, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(11, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); // TODO(nick): This should be 2. |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(2)); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(11)); |
| |
| // Open a third tab (different BrowsingInstance) with the same 4 sites. |
| AddTabAtIndex(2, abcd_url, ui::PAGE_TRANSITION_TYPED); |
| |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| |
| EXPECT_THAT( |
| details->uma()->GetAllSamples("SiteIsolation.BrowsingInstanceCount"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| // Could be 11 if subframe processes were reused across BrowsingInstances. |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(15, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(11, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(15, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); // TODO(nick): This should be 3. |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(3)); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(15)); |
| |
| // From the third tab, window.open() a fourth tab in the same |
| // BrowsingInstance, to a page using the same four sites "a-d" as third tab, |
| // plus an additional site "e". The estimated process counts should increase |
| // by one (not five) from the previous scenario, as the new tab can reuse the |
| // four processes already in the BrowsingInstance. |
| GURL dcbae_url = embedded_test_server()->GetURL( |
| "a.com", "/cross_site_iframe_factory.html?d(c(b(a(e))))"); |
| ui_test_utils::UrlLoadObserver load_complete( |
| dcbae_url, content::NotificationService::AllSources()); |
| ASSERT_EQ(3, browser()->tab_strip_model()->count()); |
| ASSERT_TRUE(content::ExecuteScript( |
| browser()->tab_strip_model()->GetActiveWebContents(), |
| "window.open('" + dcbae_url.spec() + "');")); |
| ASSERT_EQ(4, browser()->tab_strip_model()->count()); |
| load_complete.Wait(); |
| |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| |
| EXPECT_THAT( |
| details->uma()->GetAllSamples("SiteIsolation.BrowsingInstanceCount"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| // Could be 11 if subframe processes were reused across BrowsingInstances. |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(16, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(12, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(16, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); // TODO(nick): This should be 3. |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateHttpsSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(3)); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(16)); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(SiteDetailsBrowserTest, IsolateExtensions) { |
| // We start on "about:blank", which should be credited with a process in this |
| // case. |
| scoped_refptr<TestMemoryDetails> details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), 1); |
| |
| // Install one script-injecting extension with background page, and an |
| // extension with web accessible resources. |
| const Extension* extension1 = CreateExtension("Extension One", true); |
| const Extension* extension2 = CreateExtension("Extension Two", false); |
| |
| // Open two a.com tabs (with cross site http iframes). IsolateExtensions mode |
| // should have no effect so far, since there are no frames straddling the |
| // extension/web boundary. |
| GURL tab1_url = embedded_test_server()->GetURL( |
| "a.com", "/cross_site_iframe_factory.html?a(b,c)"); |
| ui_test_utils::NavigateToURL(browser(), tab1_url); |
| WebContents* tab1 = browser()->tab_strip_model()->GetWebContentsAt(0); |
| GURL tab2_url = embedded_test_server()->GetURL( |
| "a.com", "/cross_site_iframe_factory.html?a(d,e)"); |
| AddTabAtIndex(1, tab2_url, ui::PAGE_TRANSITION_TYPED); |
| WebContents* tab2 = browser()->tab_strip_model()->GetWebContentsAt(1); |
| |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(3)); |
| |
| // Test that "one process per extension" applies even when web content has an |
| // extension iframe. |
| |
| // Tab1 navigates its first iframe to a resource of extension1. This shouldn't |
| // result in a new extension process (it should share with extension1's |
| // background page). |
| content::NavigateIframeToURL( |
| tab1, "child-0", extension1->GetResourceURL("/blank_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(3)); |
| |
| // Tab2 navigates its first iframe to a resource of extension1. This also |
| // shouldn't result in a new extension process (it should share with the |
| // background page and the other iframe). |
| content::NavigateIframeToURL( |
| tab2, "child-0", extension1->GetResourceURL("/blank_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(3)); |
| |
| // Tab1 navigates its second iframe to a resource of extension2. This SHOULD |
| // result in a new process since extension2 had no existing process. |
| content::NavigateIframeToURL( |
| tab1, "child-1", extension2->GetResourceURL("/blank_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(4)); |
| |
| // Tab2 navigates its second iframe to a resource of extension2. This should |
| // share the existing extension2 process. |
| content::NavigateIframeToURL( |
| tab2, "child-1", extension2->GetResourceURL("/blank_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(4)); |
| |
| // Install extension3 (identical config to extension2) |
| const Extension* extension3 = CreateExtension("Extension Three", false); |
| |
| // Navigate Tab2 to a top-level page from extension3. There are four processes |
| // now: one for tab1's main frame, and one for each of the extensions: |
| // extension1 has a process because it has a background page; extension2 is |
| // used as an iframe in tab1, and extension3 is the top-level frame in tab2. |
| ui_test_utils::NavigateToURL(browser(), |
| extension3->GetResourceURL("blank_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(4)); |
| |
| // Navigate tab2 to a different extension3 page containing a web iframe. The |
| // iframe should get its own process. The lower bound number indicates that, |
| // in theory, the iframe could share a process with tab1's main frame. |
| ui_test_utils::NavigateToURL(browser(), |
| extension3->GetResourceURL("http_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(5, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(5, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(5)); |
| |
| // Navigate tab1 to an extension3 page with an extension3 iframe. There should |
| // be three processes estimated by IsolateExtensions: one for extension3, one |
| // for extension1's background page, and one for the web iframe in tab2. |
| browser()->tab_strip_model()->ActivateTabAt(0, true); |
| ui_test_utils::NavigateToURL(browser(), |
| extension3->GetResourceURL("blank_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(3)); |
| |
| // Now navigate tab1 to an extension3 page with a web iframe. This could share |
| // a process with tab2's iframe (the LowerBound number), or it could get its |
| // own process (the Estimate number). |
| ui_test_utils::NavigateToURL(browser(), |
| extension3->GetResourceURL("http_iframe.html")); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(3, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(4, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(4)); |
| } |
| |
| // Exercises accounting in the case where an extension has two different-site |
| // web iframes. |
| IN_PROC_BROWSER_TEST_F(SiteDetailsBrowserTest, ExtensionWithTwoWebIframes) { |
| scoped_refptr<TestMemoryDetails> details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| |
| // Install one script-injecting extension with background page, and an |
| // extension with web accessible resources. |
| const Extension* extension = CreateExtension("Test Extension", false); |
| |
| ui_test_utils::NavigateToURL( |
| browser(), extension->GetResourceURL("/two_http_iframes.html")); |
| |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(2, 1))); |
| // TODO(nick): https://crbug.com/512560 Make the number below agree with the |
| // estimates above, which assume consolidation of subframe processes. |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(3)); |
| } |
| |
| // Verifies that --isolate-extensions doesn't isolate hosted apps. |
| IN_PROC_BROWSER_TEST_F(SiteDetailsBrowserTest, IsolateExtensionsHostedApps) { |
| GURL app_with_web_iframe_url = embedded_test_server()->GetURL( |
| "app.org", "/cross_site_iframe_factory.html?app.org(b.com)"); |
| GURL app_in_web_iframe_url = embedded_test_server()->GetURL( |
| "b.com", "/cross_site_iframe_factory.html?b.com(app.org)"); |
| |
| // No hosted app is installed: app.org just behaves like a normal domain. |
| ui_test_utils::NavigateToURL(browser(), app_with_web_iframe_url); |
| scoped_refptr<TestMemoryDetails> details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(1)); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(2)); |
| |
| ui_test_utils::NavigateToURL(browser(), app_in_web_iframe_url); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(1)); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(2)); |
| |
| // Now install app.org as a hosted app. |
| CreateHostedApp("App", GURL("http://app.org")); |
| |
| // Reload the same two pages, and verify that the hosted app still is not |
| // isolated by --isolate-extensions, but is isolated by --site-per-process. |
| ui_test_utils::NavigateToURL(browser(), app_with_web_iframe_url); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(1)); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(2)); |
| |
| ui_test_utils::NavigateToURL(browser(), app_in_web_iframe_url); |
| details = new TestMemoryDetails(); |
| details->StartFetchAndWait(); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.CurrentRendererProcessCount"), |
| ElementsAre(Bucket(GetRenderProcessCount(), 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateNothingProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountEstimate"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountLowerBound"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateExtensionsProcessCountNoLimit"), |
| ElementsAre(Bucket(1, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfExtensionsIsolated(1)); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountEstimate"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountLowerBound"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(details->uma()->GetAllSamples( |
| "SiteIsolation.IsolateAllSitesProcessCountNoLimit"), |
| ElementsAre(Bucket(2, 1))); |
| EXPECT_THAT(GetRenderProcessCount(), EqualsIfSitePerProcess(2)); |
| } |
