| // Copyright (c) 2012 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. |
| |
| // Tests the MetricsService stat recording to make sure that the numbers are |
| // what we expect. |
| |
| #include "components/metrics/metrics_service.h" |
| |
| #include <string> |
| |
| #include "base/command_line.h" |
| #include "base/files/file_path.h" |
| #include "base/path_service.h" |
| #include "base/prefs/pref_service.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "chrome/common/chrome_paths.h" |
| #include "chrome/common/chrome_switches.h" |
| #include "chrome/common/pref_names.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/test/browser_test_utils.h" |
| #include "net/base/filename_util.h" |
| #include "ui/base/window_open_disposition.h" |
| #include "url/gurl.h" |
| |
| class MetricsServiceBrowserTest : public InProcessBrowserTest { |
| public: |
| virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE { |
| // Enable the metrics service for testing (in recording-only mode). |
| command_line->AppendSwitch(switches::kMetricsRecordingOnly); |
| } |
| |
| // Open a couple of tabs of random content. |
| void OpenTabs() { |
| const int kBrowserTestFlags = |
| ui_test_utils::BROWSER_TEST_WAIT_FOR_TAB | |
| ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION; |
| |
| base::FilePath test_directory; |
| ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_directory)); |
| |
| base::FilePath page1_path = test_directory.AppendASCII("title2.html"); |
| ui_test_utils::NavigateToURLWithDisposition( |
| browser(), |
| net::FilePathToFileURL(page1_path), |
| NEW_FOREGROUND_TAB, |
| kBrowserTestFlags); |
| |
| base::FilePath page2_path = test_directory.AppendASCII("iframe.html"); |
| ui_test_utils::NavigateToURLWithDisposition( |
| browser(), |
| net::FilePathToFileURL(page2_path), |
| NEW_FOREGROUND_TAB, |
| kBrowserTestFlags); |
| } |
| }; |
| |
| IN_PROC_BROWSER_TEST_F(MetricsServiceBrowserTest, CloseRenderersNormally) { |
| OpenTabs(); |
| |
| // Verify that the expected stability metrics were recorded. |
| const PrefService* prefs = g_browser_process->local_state(); |
| EXPECT_EQ(1, prefs->GetInteger(metrics::prefs::kStabilityLaunchCount)); |
| EXPECT_EQ(3, prefs->GetInteger(prefs::kStabilityPageLoadCount)); |
| EXPECT_EQ(0, prefs->GetInteger(prefs::kStabilityRendererCrashCount)); |
| // TODO(isherman): We should also verify that |
| // metrics::prefs::kStabilityExitedCleanly |
| // is set to true, but this preference isn't set until the browser |
| // exits... it's not clear to me how to test that. |
| } |
| |
| // Flaky on Linux. See http://crbug.com/131094 |
| #if defined(OS_LINUX) |
| #define MAYBE_CrashRenderers DISABLED_CrashRenderers |
| #else |
| #define MAYBE_CrashRenderers CrashRenderers |
| #endif |
| IN_PROC_BROWSER_TEST_F(MetricsServiceBrowserTest, MAYBE_CrashRenderers) { |
| OpenTabs(); |
| |
| // Kill the process for one of the tabs. |
| content::RenderProcessHostWatcher observer( |
| browser()->tab_strip_model()->GetActiveWebContents(), |
| content::RenderProcessHostWatcher::WATCH_FOR_PROCESS_EXIT); |
| ui_test_utils::NavigateToURL(browser(), GURL(content::kChromeUICrashURL)); |
| observer.Wait(); |
| |
| // The MetricsService listens for the same notification, so the |observer| |
| // might finish waiting before the MetricsService has a chance to process the |
| // notification. To avoid racing here, we repeatedly run the message loop |
| // until the MetricsService catches up. This should happen "real soon now", |
| // since the notification is posted to all observers essentially |
| // simultaneously... so busy waiting here shouldn't be too bad. |
| const PrefService* prefs = g_browser_process->local_state(); |
| while (!prefs->GetInteger(prefs::kStabilityRendererCrashCount)) { |
| content::RunAllPendingInMessageLoop(); |
| } |
| |
| // Verify that the expected stability metrics were recorded. |
| EXPECT_EQ(1, prefs->GetInteger(metrics::prefs::kStabilityLaunchCount)); |
| EXPECT_EQ(4, prefs->GetInteger(prefs::kStabilityPageLoadCount)); |
| EXPECT_EQ(1, prefs->GetInteger(prefs::kStabilityRendererCrashCount)); |
| // TODO(isherman): We should also verify that |
| // metrics::prefs::kStabilityExitedCleanly |
| // is set to true, but this preference isn't set until the browser |
| // exits... it's not clear to me how to test that. |
| } |
| |