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// Copyright 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.
#include <string>
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "base/rand_util.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/sync/glue/synced_session_tracker.h"
#include "components/sessions/serialized_navigation_entry_test_helper.h"
#include "components/sessions/session_types.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace browser_sync {
typedef testing::Test SyncedSessionTrackerTest;
TEST_F(SyncedSessionTrackerTest, GetSession) {
SyncedSessionTracker tracker;
sync_driver::SyncedSession* session1 = tracker.GetSession("tag");
sync_driver::SyncedSession* session2 = tracker.GetSession("tag2");
ASSERT_EQ(session1, tracker.GetSession("tag"));
ASSERT_NE(session1, session2);
// Should clean up memory on its own.
}
TEST_F(SyncedSessionTrackerTest, GetTabUnmapped) {
SyncedSessionTracker tracker;
sessions::SessionTab* tab = tracker.GetTab("tag", 0, 0);
ASSERT_EQ(tab, tracker.GetTab("tag", 0, 0));
// Should clean up memory on its own.
}
TEST_F(SyncedSessionTrackerTest, PutWindowInSession) {
SyncedSessionTracker tracker;
tracker.PutWindowInSession("tag", 0);
sync_driver::SyncedSession* session = tracker.GetSession("tag");
ASSERT_EQ(1U, session->windows.size());
// Should clean up memory on its own.
}
TEST_F(SyncedSessionTrackerTest, PutTabInWindow) {
SyncedSessionTracker tracker;
tracker.PutWindowInSession("tag", 10);
tracker.PutTabInWindow("tag", 10, 15, 0); // win id 10, tab id 15, tab ind 0.
sync_driver::SyncedSession* session = tracker.GetSession("tag");
ASSERT_EQ(1U, session->windows.size());
ASSERT_EQ(1U, session->windows[10]->tabs.size());
ASSERT_EQ(tracker.GetTab("tag", 15, 1), session->windows[10]->tabs[0]);
// Should clean up memory on its own.
}
TEST_F(SyncedSessionTrackerTest, LookupAllForeignSessions) {
SyncedSessionTracker tracker;
std::vector<const sync_driver::SyncedSession*> sessions;
ASSERT_FALSE(tracker.LookupAllForeignSessions(&sessions));
tracker.GetSession("tag1");
tracker.GetSession("tag2");
tracker.PutWindowInSession("tag1", 0);
tracker.PutTabInWindow("tag1", 0, 15, 0);
sessions::SessionTab* tab = tracker.GetTab("tag1", 15, 1);
ASSERT_TRUE(tab);
tab->navigations.push_back(
sessions::SerializedNavigationEntryTestHelper::CreateNavigation(
"bla://valid_url", "title"));
ASSERT_TRUE(tracker.LookupAllForeignSessions(&sessions));
// Only the session with a valid window and tab gets returned.
ASSERT_EQ(1U, sessions.size());
ASSERT_EQ("tag1", sessions[0]->session_tag);
}
TEST_F(SyncedSessionTrackerTest, LookupSessionWindows) {
SyncedSessionTracker tracker;
std::vector<const sessions::SessionWindow*> windows;
ASSERT_FALSE(tracker.LookupSessionWindows("tag1", &windows));
tracker.GetSession("tag1");
tracker.PutWindowInSession("tag1", 0);
tracker.PutWindowInSession("tag1", 2);
tracker.GetSession("tag2");
tracker.PutWindowInSession("tag2", 0);
tracker.PutWindowInSession("tag2", 2);
ASSERT_TRUE(tracker.LookupSessionWindows("tag1", &windows));
ASSERT_EQ(2U, windows.size()); // Only windows from tag1 session.
ASSERT_NE((sessions::SessionWindow*)nullptr, windows[0]);
ASSERT_NE((sessions::SessionWindow*)nullptr, windows[1]);
ASSERT_NE(windows[1], windows[0]);
}
TEST_F(SyncedSessionTrackerTest, LookupSessionTab) {
SyncedSessionTracker tracker;
const sessions::SessionTab* tab;
ASSERT_FALSE(tracker.LookupSessionTab("tag1", 5, &tab));
tracker.GetSession("tag1");
tracker.PutWindowInSession("tag1", 0);
tracker.PutTabInWindow("tag1", 0, 5, 0);
ASSERT_TRUE(tracker.LookupSessionTab("tag1", 5, &tab));
ASSERT_NE((sessions::SessionTab*)nullptr, tab);
}
TEST_F(SyncedSessionTrackerTest, Complex) {
const std::string tag1 = "tag";
const std::string tag2 = "tag2";
const std::string tag3 = "tag3";
SyncedSessionTracker tracker;
std::vector<sessions::SessionTab*> tabs1, tabs2;
sessions::SessionTab* temp_tab;
ASSERT_TRUE(tracker.Empty());
ASSERT_EQ(0U, tracker.num_synced_sessions());
ASSERT_EQ(0U, tracker.num_synced_tabs(tag1));
tabs1.push_back(tracker.GetTab(tag1, 0, 0));
tabs1.push_back(tracker.GetTab(tag1, 1, 1));
tabs1.push_back(tracker.GetTab(tag1, 2, 2));
ASSERT_EQ(3U, tracker.num_synced_tabs(tag1));
ASSERT_EQ(0U, tracker.num_synced_sessions());
temp_tab = tracker.GetTab(tag1, 0, 0); // Already created.
ASSERT_EQ(3U, tracker.num_synced_tabs(tag1));
ASSERT_EQ(0U, tracker.num_synced_sessions());
ASSERT_EQ(tabs1[0], temp_tab);
tabs2.push_back(tracker.GetTab(tag2, 0, 0));
ASSERT_EQ(1U, tracker.num_synced_tabs(tag2));
ASSERT_EQ(0U, tracker.num_synced_sessions());
ASSERT_FALSE(tracker.DeleteSession(tag3));
sync_driver::SyncedSession* session = tracker.GetSession(tag1);
sync_driver::SyncedSession* session2 = tracker.GetSession(tag2);
sync_driver::SyncedSession* session3 = tracker.GetSession(tag3);
ASSERT_EQ(3U, tracker.num_synced_sessions());
ASSERT_TRUE(session);
ASSERT_TRUE(session2);
ASSERT_TRUE(session3);
ASSERT_NE(session, session2);
ASSERT_NE(session2, session3);
ASSERT_TRUE(tracker.DeleteSession(tag3));
ASSERT_EQ(2U, tracker.num_synced_sessions());
tracker.PutWindowInSession(tag1, 0); // Create a window.
tracker.PutTabInWindow(tag1, 0, 2, 0); // No longer unmapped.
ASSERT_EQ(3U, tracker.num_synced_tabs(tag1)); // Has not changed.
const sessions::SessionTab *tab_ptr;
ASSERT_TRUE(tracker.LookupSessionTab(tag1, 0, &tab_ptr));
ASSERT_EQ(tab_ptr, tabs1[0]);
ASSERT_TRUE(tracker.LookupSessionTab(tag1, 2, &tab_ptr));
ASSERT_EQ(tab_ptr, tabs1[2]);
ASSERT_FALSE(tracker.LookupSessionTab(tag1, 3, &tab_ptr));
ASSERT_EQ(static_cast<const sessions::SessionTab*>(NULL), tab_ptr);
std::vector<const sessions::SessionWindow*> windows;
ASSERT_TRUE(tracker.LookupSessionWindows(tag1, &windows));
ASSERT_EQ(1U, windows.size());
ASSERT_TRUE(tracker.LookupSessionWindows(tag2, &windows));
ASSERT_EQ(0U, windows.size());
// The sessions don't have valid tabs, lookup should not succeed.
std::vector<const sync_driver::SyncedSession*> sessions;
ASSERT_FALSE(tracker.LookupAllForeignSessions(&sessions));
tracker.Clear();
ASSERT_EQ(0U, tracker.num_synced_tabs(tag1));
ASSERT_EQ(0U, tracker.num_synced_tabs(tag2));
ASSERT_EQ(0U, tracker.num_synced_sessions());
}
TEST_F(SyncedSessionTrackerTest, ManyGetTabs) {
SyncedSessionTracker tracker;
ASSERT_TRUE(tracker.Empty());
const int kMaxSessions = 10;
const int kMaxTabs = 1000;
const int kMaxAttempts = 10000;
for (int j=0; j<kMaxSessions; ++j) {
std::string tag = base::StringPrintf("tag%d", j);
for (int i=0; i<kMaxAttempts; ++i) {
// More attempts than tabs means we'll sometimes get the same tabs,
// sometimes have to allocate new tabs.
int rand_tab_num = base::RandInt(0, kMaxTabs);
sessions::SessionTab* tab =
tracker.GetTab(tag, rand_tab_num, rand_tab_num + 1);
ASSERT_TRUE(tab);
}
}
}
TEST_F(SyncedSessionTrackerTest, LookupTabNodeIds) {
SyncedSessionTracker tracker;
std::set<int> result;
std::string tag1 = "session1";
std::string tag2 = "session2";
std::string tag3 = "session3";
tracker.GetTab(tag1, 1, 1);
tracker.GetTab(tag1, 2, 2);
EXPECT_TRUE(tracker.LookupTabNodeIds(tag1, &result));
EXPECT_EQ(2U, result.size());
EXPECT_FALSE(result.end() == result.find(1));
EXPECT_FALSE(result.end() == result.find(2));
EXPECT_FALSE(tracker.LookupTabNodeIds(tag2, &result));
tracker.PutWindowInSession(tag1, 0);
tracker.PutTabInWindow(tag1, 0, 3, 0);
EXPECT_TRUE(tracker.LookupTabNodeIds(tag1, &result));
EXPECT_EQ(2U, result.size());
tracker.GetTab(tag1, 3, 3);
EXPECT_TRUE(tracker.LookupTabNodeIds(tag1, &result));
EXPECT_EQ(3U, result.size());
EXPECT_FALSE(result.end() == result.find(3));
tracker.GetTab(tag2, 1, 21);
tracker.GetTab(tag2, 2, 22);
EXPECT_TRUE(tracker.LookupTabNodeIds(tag2, &result));
EXPECT_EQ(2U, result.size());
EXPECT_FALSE(result.end() == result.find(21));
EXPECT_FALSE(result.end() == result.find(22));
EXPECT_TRUE(tracker.LookupTabNodeIds(tag1, &result));
EXPECT_EQ(3U, result.size());
EXPECT_FALSE(result.end() == result.find(1));
EXPECT_FALSE(result.end() == result.find(2));
EXPECT_FALSE(tracker.LookupTabNodeIds(tag3, &result));
tracker.PutWindowInSession(tag3, 1);
tracker.PutTabInWindow(tag3, 1, 5, 0);
EXPECT_TRUE(tracker.LookupTabNodeIds(tag3, &result));
EXPECT_TRUE(result.empty());
EXPECT_TRUE(tracker.DeleteSession(tag3));
EXPECT_FALSE(tracker.LookupTabNodeIds(tag3, &result));
EXPECT_TRUE(tracker.DeleteSession(tag1));
EXPECT_FALSE(tracker.LookupTabNodeIds(tag1, &result));
EXPECT_TRUE(tracker.LookupTabNodeIds(tag2, &result));
EXPECT_EQ(2U, result.size());
EXPECT_FALSE(result.end() == result.find(21));
EXPECT_FALSE(result.end() == result.find(22));
EXPECT_TRUE(tracker.DeleteSession(tag2));
EXPECT_FALSE(tracker.LookupTabNodeIds(tag2, &result));
}
TEST_F(SyncedSessionTrackerTest, SessionTracking) {
SyncedSessionTracker tracker;
ASSERT_TRUE(tracker.Empty());
std::string tag1 = "tag1";
std::string tag2 = "tag2";
// Create some session information that is stale.
sync_driver::SyncedSession* session1 = tracker.GetSession(tag1);
tracker.PutWindowInSession(tag1, 0);
tracker.PutTabInWindow(tag1, 0, 0, 0);
tracker.PutTabInWindow(tag1, 0, 1, 1);
tracker.GetTab(tag1, 2, 3U)->window_id.set_id(0); // Will be unmapped.
tracker.GetTab(tag1, 3, 4U)->window_id.set_id(0); // Will be unmapped.
tracker.PutWindowInSession(tag1, 1);
tracker.PutTabInWindow(tag1, 1, 4, 0);
tracker.PutTabInWindow(tag1, 1, 5, 1);
ASSERT_EQ(2U, session1->windows.size());
ASSERT_EQ(2U, session1->windows[0]->tabs.size());
ASSERT_EQ(2U, session1->windows[1]->tabs.size());
ASSERT_EQ(6U, tracker.num_synced_tabs(tag1));
// Create a session that should not be affected.
sync_driver::SyncedSession* session2 = tracker.GetSession(tag2);
tracker.PutWindowInSession(tag2, 2);
tracker.PutTabInWindow(tag2, 2, 1, 0);
ASSERT_EQ(1U, session2->windows.size());
ASSERT_EQ(1U, session2->windows[2]->tabs.size());
ASSERT_EQ(1U, tracker.num_synced_tabs(tag2));
// Reset tracking and get the current windows/tabs.
// We simulate moving a tab from one window to another, then closing the
// first window (including its one remaining tab), and opening a new tab
// on the remaining window.
// New tab, arrived before meta node so unmapped.
tracker.GetTab(tag1, 6, 7U);
tracker.ResetSessionTracking(tag1);
tracker.PutWindowInSession(tag1, 0);
tracker.PutTabInWindow(tag1, 0, 0, 0);
// Tab 1 is closed.
tracker.PutTabInWindow(tag1, 0, 2, 1); // No longer unmapped.
// Tab 3 was unmapped and does not get used.
tracker.PutTabInWindow(tag1, 0, 4, 2); // Moved from window 1.
// Window 1 was closed, along with tab 5.
tracker.PutTabInWindow(tag1, 0, 6, 3); // No longer unmapped.
// Session 2 should not be affected.
tracker.CleanupSession(tag1);
// Verify that only those parts of the session not owned have been removed.
ASSERT_EQ(1U, session1->windows.size());
ASSERT_EQ(4U, session1->windows[0]->tabs.size());
ASSERT_EQ(1U, session2->windows.size());
ASSERT_EQ(1U, session2->windows[2]->tabs.size());
ASSERT_EQ(2U, tracker.num_synced_sessions());
ASSERT_EQ(4U, tracker.num_synced_tabs(tag1));
ASSERT_EQ(1U, tracker.num_synced_tabs(tag2));
// All memory should be properly deallocated by destructor for the
// SyncedSessionTracker.
}
} // namespace browser_sync
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