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// 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/metrics/chrome_stability_metrics_provider.h"
#include "base/basictypes.h"
#include "base/prefs/pref_service.h"
#include "base/prefs/scoped_user_pref_update.h"
#include "base/prefs/testing_pref_service.h"
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile.h"
#include "chrome/test/base/testing_profile_manager.h"
#include "components/metrics/proto/system_profile.pb.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/child_process_data.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_source.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/site_instance.h"
#include "content/public/common/process_type.h"
#include "content/public/test/mock_render_process_host.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "testing/gtest/include/gtest/gtest.h"
#if defined(ENABLE_EXTENSIONS)
#include "extensions/browser/process_map.h"
#endif
namespace {
class ChromeStabilityMetricsProviderTest : public testing::Test {
protected:
ChromeStabilityMetricsProviderTest() : prefs_(new TestingPrefServiceSimple) {
metrics::StabilityMetricsHelper::RegisterPrefs(prefs()->registry());
}
TestingPrefServiceSimple* prefs() { return prefs_.get(); }
private:
scoped_ptr<TestingPrefServiceSimple> prefs_;
content::TestBrowserThreadBundle thread_bundle_;
DISALLOW_COPY_AND_ASSIGN(ChromeStabilityMetricsProviderTest);
};
} // namespace
TEST_F(ChromeStabilityMetricsProviderTest, BrowserChildProcessObserver) {
ChromeStabilityMetricsProvider provider(prefs());
content::ChildProcessData child_process_data(content::PROCESS_TYPE_RENDERER);
provider.BrowserChildProcessCrashed(child_process_data, 1);
provider.BrowserChildProcessCrashed(child_process_data, 1);
// Call ProvideStabilityMetrics to check that it will force pending tasks to
// be executed immediately.
metrics::SystemProfileProto system_profile;
provider.ProvideStabilityMetrics(&system_profile);
// Check current number of instances created.
const metrics::SystemProfileProto_Stability& stability =
system_profile.stability();
EXPECT_EQ(2, stability.child_process_crash_count());
}
TEST_F(ChromeStabilityMetricsProviderTest, NotificationObserver) {
ChromeStabilityMetricsProvider provider(prefs());
scoped_ptr<TestingProfileManager> profile_manager(
new TestingProfileManager(TestingBrowserProcess::GetGlobal()));
EXPECT_TRUE(profile_manager->SetUp());
// Owned by profile_manager.
TestingProfile* profile(
profile_manager->CreateTestingProfile("StabilityTestProfile"));
scoped_ptr<content::MockRenderProcessHostFactory> rph_factory(
new content::MockRenderProcessHostFactory());
scoped_refptr<content::SiteInstance> site_instance(
content::SiteInstance::Create(profile));
// Owned by rph_factory.
content::RenderProcessHost* host(
rph_factory->CreateRenderProcessHost(profile, site_instance.get()));
// Crash and abnormal termination should increment renderer crash count.
content::RenderProcessHost::RendererClosedDetails crash_details(
base::TERMINATION_STATUS_PROCESS_CRASHED, 1);
provider.Observe(
content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
content::Source<content::RenderProcessHost>(host),
content::Details<content::RenderProcessHost::RendererClosedDetails>(
&crash_details));
content::RenderProcessHost::RendererClosedDetails term_details(
base::TERMINATION_STATUS_ABNORMAL_TERMINATION, 1);
provider.Observe(
content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
content::Source<content::RenderProcessHost>(host),
content::Details<content::RenderProcessHost::RendererClosedDetails>(
&term_details));
// Kill does not increment renderer crash count.
content::RenderProcessHost::RendererClosedDetails kill_details(
base::TERMINATION_STATUS_PROCESS_WAS_KILLED, 1);
provider.Observe(
content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
content::Source<content::RenderProcessHost>(host),
content::Details<content::RenderProcessHost::RendererClosedDetails>(
&kill_details));
// Failed launch increments failed launch count.
content::RenderProcessHost::RendererClosedDetails failed_launch_details(
base::TERMINATION_STATUS_LAUNCH_FAILED, 1);
provider.Observe(
content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
content::Source<content::RenderProcessHost>(host),
content::Details<content::RenderProcessHost::RendererClosedDetails>(
&failed_launch_details));
metrics::SystemProfileProto system_profile;
// Call ProvideStabilityMetrics to check that it will force pending tasks to
// be executed immediately.
provider.ProvideStabilityMetrics(&system_profile);
EXPECT_EQ(2, system_profile.stability().renderer_crash_count());
EXPECT_EQ(1, system_profile.stability().renderer_failed_launch_count());
EXPECT_EQ(0, system_profile.stability().extension_renderer_crash_count());
#if defined(ENABLE_EXTENSIONS)
provider.ClearSavedStabilityMetrics();
// Owned by rph_factory.
content::RenderProcessHost* extension_host(
rph_factory->CreateRenderProcessHost(profile, site_instance.get()));
// Make the rph an extension rph.
extensions::ProcessMap::Get(profile)
->Insert("1", extension_host->GetID(), site_instance->GetId());
// Crash and abnormal termination should increment extension crash count.
provider.Observe(
content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
content::Source<content::RenderProcessHost>(extension_host),
content::Details<content::RenderProcessHost::RendererClosedDetails>(
&crash_details));
// Failed launch increments failed launch count.
provider.Observe(
content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
content::Source<content::RenderProcessHost>(extension_host),
content::Details<content::RenderProcessHost::RendererClosedDetails>(
&failed_launch_details));
system_profile.Clear();
provider.ProvideStabilityMetrics(&system_profile);
EXPECT_EQ(0, system_profile.stability().renderer_crash_count());
EXPECT_EQ(1, system_profile.stability().extension_renderer_crash_count());
EXPECT_EQ(
1, system_profile.stability().extension_renderer_failed_launch_count());
#endif
profile_manager->DeleteAllTestingProfiles();
}
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