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// Copyright 2014 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/plugin_metrics_provider.h"
#include <stddef.h>
#include <string>
#include "base/macros.h"
#include "base/run_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/common/pref_names.h"
#include "components/metrics/proto/system_profile.pb.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/scoped_user_pref_update.h"
#include "components/prefs/testing_pref_service.h"
#include "content/public/browser/child_process_data.h"
#include "content/public/common/process_type.h"
#include "content/public/common/webplugininfo.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
content::WebPluginInfo CreateFakePluginInfo(
const std::string& name,
const base::FilePath::CharType* path,
const std::string& version,
bool is_pepper) {
content::WebPluginInfo plugin(base::UTF8ToUTF16(name),
base::FilePath(path),
base::UTF8ToUTF16(version),
base::string16());
if (is_pepper)
plugin.type = content::WebPluginInfo::PLUGIN_TYPE_PEPPER_IN_PROCESS;
else
plugin.type = content::WebPluginInfo::PLUGIN_TYPE_NPAPI;
return plugin;
}
class PluginMetricsProviderTest : public ::testing::Test {
protected:
PluginMetricsProviderTest()
: prefs_(new TestingPrefServiceSimple) {
PluginMetricsProvider::RegisterPrefs(prefs()->registry());
}
TestingPrefServiceSimple* prefs() {
return prefs_.get();
}
private:
scoped_ptr<TestingPrefServiceSimple> prefs_;
DISALLOW_COPY_AND_ASSIGN(PluginMetricsProviderTest);
};
} // namespace
TEST_F(PluginMetricsProviderTest, IsPluginProcess) {
EXPECT_TRUE(PluginMetricsProvider::IsPluginProcess(
content::PROCESS_TYPE_PLUGIN));
EXPECT_TRUE(PluginMetricsProvider::IsPluginProcess(
content::PROCESS_TYPE_PPAPI_PLUGIN));
EXPECT_FALSE(PluginMetricsProvider::IsPluginProcess(
content::PROCESS_TYPE_GPU));
}
TEST_F(PluginMetricsProviderTest, Plugins) {
content::TestBrowserThreadBundle thread_bundle;
PluginMetricsProvider provider(prefs());
std::vector<content::WebPluginInfo> plugins;
plugins.push_back(CreateFakePluginInfo("p1", FILE_PATH_LITERAL("p1.plugin"),
"1.5", true));
plugins.push_back(CreateFakePluginInfo("p2", FILE_PATH_LITERAL("p2.plugin"),
"2.0", false));
provider.SetPluginsForTesting(plugins);
metrics::SystemProfileProto system_profile;
provider.ProvideSystemProfileMetrics(&system_profile);
ASSERT_EQ(2, system_profile.plugin_size());
EXPECT_EQ("p1", system_profile.plugin(0).name());
EXPECT_EQ("p1.plugin", system_profile.plugin(0).filename());
EXPECT_EQ("1.5", system_profile.plugin(0).version());
EXPECT_TRUE(system_profile.plugin(0).is_pepper());
EXPECT_EQ("p2", system_profile.plugin(1).name());
EXPECT_EQ("p2.plugin", system_profile.plugin(1).filename());
EXPECT_EQ("2.0", system_profile.plugin(1).version());
EXPECT_FALSE(system_profile.plugin(1).is_pepper());
// Now set some plugin stability stats for p2 and verify they're recorded.
scoped_ptr<base::DictionaryValue> plugin_dict(new base::DictionaryValue);
plugin_dict->SetString(prefs::kStabilityPluginName, "p2");
plugin_dict->SetInteger(prefs::kStabilityPluginLaunches, 1);
plugin_dict->SetInteger(prefs::kStabilityPluginCrashes, 2);
plugin_dict->SetInteger(prefs::kStabilityPluginInstances, 3);
plugin_dict->SetInteger(prefs::kStabilityPluginLoadingErrors, 4);
{
ListPrefUpdate update(prefs(), prefs::kStabilityPluginStats);
update.Get()->Append(plugin_dict.release());
}
provider.ProvideStabilityMetrics(&system_profile);
const metrics::SystemProfileProto_Stability& stability =
system_profile.stability();
ASSERT_EQ(1, stability.plugin_stability_size());
EXPECT_EQ("p2", stability.plugin_stability(0).plugin().name());
EXPECT_EQ("p2.plugin", stability.plugin_stability(0).plugin().filename());
EXPECT_EQ("2.0", stability.plugin_stability(0).plugin().version());
EXPECT_FALSE(stability.plugin_stability(0).plugin().is_pepper());
EXPECT_EQ(1, stability.plugin_stability(0).launch_count());
EXPECT_EQ(2, stability.plugin_stability(0).crash_count());
EXPECT_EQ(3, stability.plugin_stability(0).instance_count());
EXPECT_EQ(4, stability.plugin_stability(0).loading_error_count());
}
TEST_F(PluginMetricsProviderTest, RecordCurrentStateWithDelay) {
content::TestBrowserThreadBundle thread_bundle;
PluginMetricsProvider provider(prefs());
int delay_ms = 10;
EXPECT_TRUE(provider.RecordCurrentStateWithDelay(delay_ms));
EXPECT_FALSE(provider.RecordCurrentStateWithDelay(delay_ms));
base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(delay_ms));
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(provider.RecordCurrentStateWithDelay(delay_ms));
}
TEST_F(PluginMetricsProviderTest, RecordCurrentStateIfPending) {
content::TestBrowserThreadBundle thread_bundle;
PluginMetricsProvider provider(prefs());
// First there should be no need to force RecordCurrentState.
EXPECT_FALSE(provider.RecordCurrentStateIfPending());
// After delayed task is posted RecordCurrentStateIfPending should return
// true.
int delay_ms = 100000;
EXPECT_TRUE(provider.RecordCurrentStateWithDelay(delay_ms));
EXPECT_TRUE(provider.RecordCurrentStateIfPending());
// If RecordCurrentStateIfPending was successful then we should be able to
// post a new delayed task.
EXPECT_TRUE(provider.RecordCurrentStateWithDelay(delay_ms));
}
TEST_F(PluginMetricsProviderTest, ProvideStabilityMetricsWhenPendingTask) {
content::TestBrowserThreadBundle thread_bundle;
PluginMetricsProvider provider(prefs());
// Create plugin information for testing.
std::vector<content::WebPluginInfo> plugins;
plugins.push_back(CreateFakePluginInfo("p1", FILE_PATH_LITERAL("p1.plugin"),
"1.5", true));
plugins.push_back(CreateFakePluginInfo("p2", FILE_PATH_LITERAL("p2.plugin"),
"1.5", true));
provider.SetPluginsForTesting(plugins);
metrics::SystemProfileProto system_profile;
provider.ProvideSystemProfileMetrics(&system_profile);
// Increase number of created instances which should also start a delayed
// task.
content::ChildProcessData child_process_data1(content::PROCESS_TYPE_PLUGIN);
child_process_data1.name = base::UTF8ToUTF16("p1");
provider.BrowserChildProcessInstanceCreated(child_process_data1);
provider.BrowserChildProcessCrashed(child_process_data1, 1);
// A disconnect should not generate a crash event.
provider.BrowserChildProcessInstanceCreated(child_process_data1);
provider.BrowserChildProcessHostDisconnected(child_process_data1);
content::ChildProcessData child_process_data2(
content::PROCESS_TYPE_PPAPI_PLUGIN);
child_process_data2.name = base::UTF8ToUTF16("p2");
provider.BrowserChildProcessInstanceCreated(child_process_data2);
provider.BrowserChildProcessCrashed(child_process_data2, 1);
// A kill should generate a crash event
provider.BrowserChildProcessInstanceCreated(child_process_data2);
provider.BrowserChildProcessKilled(child_process_data2, 1);
// Call ProvideStabilityMetrics to check that it will force pending tasks to
// be executed immediately.
provider.ProvideStabilityMetrics(&system_profile);
// Check current number of instances created.
const metrics::SystemProfileProto_Stability& stability =
system_profile.stability();
size_t found = 0;
EXPECT_EQ(stability.plugin_stability_size(), 2);
for (int i = 0; i < 2; i++) {
std::string name = stability.plugin_stability(i).plugin().name();
if (name == "p1") {
EXPECT_EQ(2, stability.plugin_stability(i).instance_count());
EXPECT_EQ(1, stability.plugin_stability(i).crash_count());
found++;
} else if (name == "p2") {
EXPECT_EQ(2, stability.plugin_stability(i).instance_count());
EXPECT_EQ(2, stability.plugin_stability(i).crash_count());
found++;
} else {
GTEST_FAIL() << "Unexpected plugin name : " << name;
}
}
EXPECT_EQ(found, 2U);
}
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