chrome/browser/metrics/chrome_stability_metrics_provider_unittest.cc

   1 // Copyright 2015 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 "chrome/browser/metrics/chrome_stability_metrics_provider.h"
   6
   7 #include "base/basictypes.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "base/prefs/scoped_user_pref_update.h"
  10 #include "base/prefs/testing_pref_service.h"
  11 #include "chrome/test/base/testing_browser_process.h"
  12 #include "chrome/test/base/testing_profile.h"
  13 #include "chrome/test/base/testing_profile_manager.h"
  14 #include "components/metrics/proto/system_profile.pb.h"
  15 #include "content/public/browser/browser_context.h"
  16 #include "content/public/browser/child_process_data.h"
  17 #include "content/public/browser/notification_details.h"
  18 #include "content/public/browser/notification_source.h"
  19 #include "content/public/browser/notification_types.h"
  20 #include "content/public/browser/render_process_host.h"
  21 #include "content/public/browser/site_instance.h"
  22 #include "content/public/common/process_type.h"
  23 #include "content/public/test/mock_render_process_host.h"
  24 #include "content/public/test/test_browser_thread_bundle.h"
  25 #include "testing/gtest/include/gtest/gtest.h"
  26
  27 #if defined(ENABLE_EXTENSIONS)
  28 #include "extensions/browser/process_map.h"
  29 #endif
  30
  31 namespace {
  32
  33 class ChromeStabilityMetricsProviderTest : public testing::Test {
  34  protected:
  35   ChromeStabilityMetricsProviderTest() : prefs_(new TestingPrefServiceSimple) {
  36     ChromeStabilityMetricsProvider::RegisterPrefs(prefs()->registry());
  37   }
  38
  39   TestingPrefServiceSimple* prefs() { return prefs_.get(); }
  40
  41  private:
  42   scoped_ptr<TestingPrefServiceSimple> prefs_;
  43   content::TestBrowserThreadBundle thread_bundle_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(ChromeStabilityMetricsProviderTest);
  46 };
  47
  48 }  // namespace
  49
  50 TEST_F(ChromeStabilityMetricsProviderTest, BrowserChildProcessObserver) {
  51   ChromeStabilityMetricsProvider provider(prefs());
  52
  53   content::ChildProcessData child_process_data(content::PROCESS_TYPE_RENDERER);
  54   provider.BrowserChildProcessCrashed(child_process_data, 1);
  55   provider.BrowserChildProcessCrashed(child_process_data, 1);
  56
  57   // Call ProvideStabilityMetrics to check that it will force pending tasks to
  58   // be executed immediately.
  59   metrics::SystemProfileProto system_profile;
  60
  61   provider.ProvideStabilityMetrics(&system_profile);
  62
  63   // Check current number of instances created.
  64   const metrics::SystemProfileProto_Stability& stability =
  65       system_profile.stability();
  66
  67   EXPECT_EQ(2, stability.child_process_crash_count());
  68 }
  69
  70 TEST_F(ChromeStabilityMetricsProviderTest, NotificationObserver) {
  71   ChromeStabilityMetricsProvider provider(prefs());
  72   scoped_ptr<TestingProfileManager> profile_manager(
  73       new TestingProfileManager(TestingBrowserProcess::GetGlobal()));
  74   EXPECT_TRUE(profile_manager->SetUp());
  75
  76   // Owned by profile_manager.
  77   TestingProfile* profile(
  78       profile_manager->CreateTestingProfile("StabilityTestProfile"));
  79
  80   scoped_ptr<content::MockRenderProcessHostFactory> rph_factory(
  81       new content::MockRenderProcessHostFactory());
  82   scoped_refptr<content::SiteInstance> site_instance(
  83       content::SiteInstance::Create(profile));
  84
  85   // Owned by rph_factory.
  86   content::RenderProcessHost* host(
  87       rph_factory->CreateRenderProcessHost(profile, site_instance.get()));
  88
  89   // Crash and abnormal termination should increment renderer crash count.
  90   content::RenderProcessHost::RendererClosedDetails crash_details(
  91       base::TERMINATION_STATUS_PROCESS_CRASHED, 1);
  92   provider.Observe(
  93       content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
  94       content::Source<content::RenderProcessHost>(host),
  95       content::Details<content::RenderProcessHost::RendererClosedDetails>(
  96           &crash_details));
  97
  98   content::RenderProcessHost::RendererClosedDetails term_details(
  99       base::TERMINATION_STATUS_ABNORMAL_TERMINATION, 1);
 100   provider.Observe(
 101       content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
 102       content::Source<content::RenderProcessHost>(host),
 103       content::Details<content::RenderProcessHost::RendererClosedDetails>(
 104           &term_details));
 105
 106   // Kill does not increment renderer crash count.
 107   content::RenderProcessHost::RendererClosedDetails kill_details(
 108       base::TERMINATION_STATUS_PROCESS_WAS_KILLED, 1);
 109   provider.Observe(
 110       content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
 111       content::Source<content::RenderProcessHost>(host),
 112       content::Details<content::RenderProcessHost::RendererClosedDetails>(
 113           &kill_details));
 114
 115   // Failed launch increments crash count.
 116   content::RenderProcessHost::RendererClosedDetails failed_launch_details(
 117       base::TERMINATION_STATUS_LAUNCH_FAILED, 1);
 118   provider.Observe(
 119       content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
 120       content::Source<content::RenderProcessHost>(host),
 121       content::Details<content::RenderProcessHost::RendererClosedDetails>(
 122           &failed_launch_details));
 123
 124   metrics::SystemProfileProto system_profile;
 125
 126   // Call ProvideStabilityMetrics to check that it will force pending tasks to
 127   // be executed immediately.
 128   provider.ProvideStabilityMetrics(&system_profile);
 129
 130   EXPECT_EQ(3, system_profile.stability().renderer_crash_count());
 131   EXPECT_EQ(0, system_profile.stability().extension_renderer_crash_count());
 132
 133 #if defined(ENABLE_EXTENSIONS)
 134   provider.ClearSavedStabilityMetrics();
 135
 136   // Owned by rph_factory.
 137   content::RenderProcessHost* extension_host(
 138       rph_factory->CreateRenderProcessHost(profile, site_instance.get()));
 139
 140   // Make the rph an extension rph.
 141   extensions::ProcessMap::Get(profile)
 142       ->Insert("1", extension_host->GetID(), site_instance->GetId());
 143
 144   // Crash and abnormal termination should increment extension crash count.
 145   provider.Observe(
 146       content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
 147       content::Source<content::RenderProcessHost>(extension_host),
 148       content::Details<content::RenderProcessHost::RendererClosedDetails>(
 149           &crash_details));
 150
 151   system_profile.Clear();
 152   provider.ProvideStabilityMetrics(&system_profile);
 153
 154   EXPECT_EQ(0, system_profile.stability().renderer_crash_count());
 155   EXPECT_EQ(1, system_profile.stability().extension_renderer_crash_count());
 156 #endif
 157
 158   profile_manager->DeleteAllTestingProfiles();
 159 }