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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "chrome/browser/sync/test/integration/performance/sync_timing_helper.h"
#include "chrome/browser/sync/test/integration/sessions_helper.h"
#include "chrome/browser/sync/test/integration/sync_test.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "content/public/test/browser_test.h"
#include "testing/perf/perf_result_reporter.h"
using content::OpenURLParams;
using sessions_helper::GetLocalSession;
using sessions_helper::GetSessionData;
using sessions_helper::OpenMultipleTabs;
using sessions_helper::SyncedSessionVector;
using sessions_helper::WaitForTabsToLoad;
using sync_timing_helper::TimeMutualSyncCycle;
static const int kNumTabs = 150;
namespace {
static constexpr char kMetricPrefixSession[] = "Session.";
static constexpr char kMetricAddTabSyncTime[] = "add_tab_sync_time";
static constexpr char kMetricUpdateTabSyncTime[] = "update_tab_sync_time";
static constexpr char kMetricDeleteTabSyncTime[] = "delete_tab_sync_time";
perf_test::PerfResultReporter SetUpReporter(const std::string& story) {
perf_test::PerfResultReporter reporter(kMetricPrefixSession, story);
reporter.RegisterImportantMetric(kMetricAddTabSyncTime, "ms");
reporter.RegisterImportantMetric(kMetricUpdateTabSyncTime, "ms");
reporter.RegisterImportantMetric(kMetricDeleteTabSyncTime, "ms");
return reporter;
}
} // namespace
class SessionsSyncPerfTest : public SyncTest {
public:
SessionsSyncPerfTest() : SyncTest(TWO_CLIENT) {}
SessionsSyncPerfTest(const SessionsSyncPerfTest&) = delete;
SessionsSyncPerfTest& operator=(const SessionsSyncPerfTest&) = delete;
// Opens |num_tabs| new tabs on |profile|.
void AddTabs(int profile, int num_tabs);
// Update all tabs in |profile| by visiting a new URL.
void UpdateTabs(int profile);
// Returns the number of open tabs in all sessions (local + foreign) for
// |profile|. Returns -1 on failure.
int GetTabCount(int profile);
private:
// Returns a new unique URL.
GURL NextURL();
// Returns a unique URL according to the integer |n|.
GURL IntToURL(int n);
int url_number_ = 0;
};
void SessionsSyncPerfTest::AddTabs(int profile, int num_tabs) {
std::vector<GURL> urls;
for (int i = 0; i < num_tabs; ++i) {
urls.push_back(NextURL());
}
OpenMultipleTabs(profile, urls);
}
void SessionsSyncPerfTest::UpdateTabs(int profile) {
Browser* browser = GetBrowser(profile);
GURL url;
std::vector<GURL> urls;
for (int i = 0; i < browser->tab_strip_model()->count(); ++i) {
chrome::SelectNumberedTab(browser, i);
url = NextURL();
browser->OpenURL(
OpenURLParams(
url,
content::Referrer(GURL("http://localhost"),
network::mojom::ReferrerPolicy::kDefault),
WindowOpenDisposition::CURRENT_TAB, ui::PAGE_TRANSITION_LINK,
false),
/*navigation_handle_callback=*/{});
urls.push_back(url);
}
WaitForTabsToLoad(profile, urls);
}
int SessionsSyncPerfTest::GetTabCount(int profile) {
const sync_sessions::SyncedSession* local_session;
if (!GetLocalSession(profile, &local_session)) {
DVLOG(1) << "GetLocalSession returned false";
return -1;
}
SyncedSessionVector sessions;
if (!GetSessionData(profile, &sessions)) {
// Foreign session data may be empty. In this case we only count tabs in
// the local session.
DVLOG(1) << "GetSessionData returned false";
}
int tab_count = 0;
sessions.push_back(local_session);
for (const sync_sessions::SyncedSession* session : sessions) {
for (const auto& [window_id, window] : session->windows) {
tab_count += window->wrapped_window.tabs.size();
}
}
return tab_count;
}
GURL SessionsSyncPerfTest::NextURL() {
return IntToURL(url_number_++);
}
GURL SessionsSyncPerfTest::IntToURL(int n) {
return GURL(base::StringPrintf("http://localhost/%d", n));
}
IN_PROC_BROWSER_TEST_F(SessionsSyncPerfTest, P0) {
ASSERT_TRUE(SetupSync());
perf_test::PerfResultReporter reporter =
SetUpReporter(base::NumberToString(kNumTabs) + "_tabs");
AddTabs(0, kNumTabs);
base::TimeDelta dt = TimeMutualSyncCycle(GetClient(0), GetClient(1));
ASSERT_EQ(kNumTabs, GetTabCount(0));
ASSERT_EQ(kNumTabs, GetTabCount(1));
reporter.AddResult(kMetricAddTabSyncTime, dt);
UpdateTabs(0);
dt = TimeMutualSyncCycle(GetClient(0), GetClient(1));
ASSERT_EQ(kNumTabs, GetTabCount(0));
ASSERT_EQ(kNumTabs, GetTabCount(1));
reporter.AddResult(kMetricUpdateTabSyncTime, dt);
}
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