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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/browser_tabrestore.h"
#include <map>
#include <string>
#include "chrome/browser/sessions/tab_restore_service_factory.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/browser_live_tab_context.h"
#include "chrome/browser/ui/tabs/recent_tabs_sub_menu_model.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/sessions/core/tab_restore_service.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/url_constants.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/test_utils.h"
typedef InProcessBrowserTest BrowserTabRestoreTest;
void AwaitTabsReady(content::DOMMessageQueue* message_queue, int tabs) {
for (int i = 0; i < tabs; ++i) {
std::string message;
EXPECT_TRUE(message_queue->WaitForMessage(&message));
EXPECT_EQ("\"READY\"", message);
}
}
void CheckVisbility(TabStripModel* tab_strip_model, int visible_index) {
for (int i = 0; i < tab_strip_model->count(); ++i) {
content::WebContents* contents = tab_strip_model->GetWebContentsAt(i);
const char kGetStateJS[] = "window.document.visibilityState;";
std::string document_visibility_state =
content::EvalJs(contents, kGetStateJS).ExtractString();
if (i == visible_index) {
EXPECT_EQ("visible", document_visibility_state);
} else {
EXPECT_EQ("hidden", document_visibility_state);
}
}
}
void CreateTestTabs(Browser* browser) {
GURL test_page(ui_test_utils::GetTestUrl(
base::FilePath(),
base::FilePath(FILE_PATH_LITERAL("tab-restore-visibility.html"))));
ui_test_utils::NavigateToURLWithDisposition(
browser, test_page, WindowOpenDisposition::NEW_FOREGROUND_TAB,
ui_test_utils::BROWSER_TEST_WAIT_FOR_LOAD_STOP);
ui_test_utils::NavigateToURLWithDisposition(
browser, test_page, WindowOpenDisposition::NEW_BACKGROUND_TAB,
ui_test_utils::BROWSER_TEST_WAIT_FOR_LOAD_STOP);
}
IN_PROC_BROWSER_TEST_F(BrowserTabRestoreTest, RecentTabsMenuTabDisposition) {
// Create tabs.
CreateTestTabs(browser());
EXPECT_EQ(3, browser()->tab_strip_model()->count());
// Create a new browser.
ui_test_utils::NavigateToURLWithDisposition(
browser(), GURL(url::kAboutBlankURL), WindowOpenDisposition::NEW_WINDOW,
ui_test_utils::BROWSER_TEST_WAIT_FOR_BROWSER);
BrowserList* active_browser_list = BrowserList::GetInstance();
EXPECT_EQ(2u, active_browser_list->size());
// Close the first browser.
const int active_tab_index = browser()->tab_strip_model()->active_index();
CloseBrowserSynchronously(browser());
EXPECT_EQ(1u, active_browser_list->size());
// Restore tabs using the browser's recent tabs menu.
content::DOMMessageQueue queue;
Browser* browser = active_browser_list->get(0);
RecentTabsSubMenuModel menu(nullptr, browser);
menu.ExecuteCommand(menu.GetFirstRecentTabsCommandId(), 0);
// There should be 3 restored tabs in the new browser. The active tab should
// be loading.
EXPECT_EQ(2u, active_browser_list->size());
Browser* restored_browser = active_browser_list->get(1);
EXPECT_EQ(3, restored_browser->tab_strip_model()->count());
EXPECT_TRUE(restored_browser->tab_strip_model()
->GetActiveWebContents()
->GetController()
.GetPendingEntry());
AwaitTabsReady(&queue, 2);
// For the two test tabs we've just received "READY" DOM message.
// But there won't be such message from the "about:blank" tab.
// And it is possible that TabLoader hasn't loaded it yet.
// Thus we should wait for "load stop" event before we will perform
// CheckVisbility on "about:blank".
{
content::WebContents* about_blank_contents =
restored_browser->tab_strip_model()->GetWebContentsAt(0);
EXPECT_EQ("about:blank", about_blank_contents->GetURL().spec());
if (about_blank_contents->IsLoading() ||
about_blank_contents->GetController().NeedsReload()) {
content::LoadStopObserver load_stop_observer(about_blank_contents);
load_stop_observer.Wait();
}
}
// Previously active tab should have visible disposition.
CheckVisbility(restored_browser->tab_strip_model(), active_tab_index);
}
// Expect a selected restored tab to start loading synchronously.
//
// Previously, on Mac, a selected restored tab only started loading when a
// native message indicated that the window was visible. On other platforms,
// it started loading synchronously. https://crbug.com/1022492
IN_PROC_BROWSER_TEST_F(BrowserTabRestoreTest,
SelectedRestoredTabStartsLoading) {
sessions::SerializedNavigationEntry navigation_entry;
navigation_entry.set_index(0);
navigation_entry.set_virtual_url(GURL(url::kAboutBlankURL));
std::vector<sessions::SerializedNavigationEntry> navigations;
navigations.push_back(navigation_entry);
content::WebContents* web_contents = chrome::AddRestoredTab(
browser(), navigations, /* tab_index=*/1, /* selected_navigation=*/0,
/* extension_app_id=*/std::string(), /* group=*/std::nullopt,
/* select=*/true, /* pin=*/false,
/* last_active_time_ticks=*/base::TimeTicks::Now(),
/* last_active_time=*/base::Time::Now(),
/* storage_namespace=*/nullptr,
/* user_agent_override=*/sessions::SerializedUserAgentOverride(),
/* extra_data*/ std::map<std::string, std::string>(),
/* from_session_restore=*/true,
/* is_active_browser=*/true);
EXPECT_TRUE(web_contents->GetController().GetPendingEntry());
}
// Expect a *non* selected restored tab to *not* start loading synchronously.
IN_PROC_BROWSER_TEST_F(BrowserTabRestoreTest,
NonSelectedRestoredTabDoesNotStartsLoading) {
sessions::SerializedNavigationEntry navigation_entry;
navigation_entry.set_index(0);
navigation_entry.set_virtual_url(GURL(url::kAboutBlankURL));
std::vector<sessions::SerializedNavigationEntry> navigations;
navigations.push_back(navigation_entry);
content::WebContents* web_contents = chrome::AddRestoredTab(
browser(), navigations, /* tab_index=*/1, /* selected_navigation=*/0,
/* extension_app_id=*/std::string(), /* group=*/std::nullopt,
/* select=*/false, /* pin=*/false,
/* last_active_time_ticks=*/base::TimeTicks::Now(),
/* last_active_time=*/base::Time::Now(),
/* storage_namespace=*/nullptr,
/* user_agent_override=*/sessions::SerializedUserAgentOverride(),
/* extra_data*/ std::map<std::string, std::string>(),
/* from_session_restore=*/true,
/* is_active_browser=*/true);
EXPECT_FALSE(web_contents->GetController().GetPendingEntry());
}
IN_PROC_BROWSER_TEST_F(BrowserTabRestoreTest, DelegateRestoreTabDisposition) {
// Create tabs.
CreateTestTabs(browser());
EXPECT_EQ(3, browser()->tab_strip_model()->count());
// Create a new browser.
ui_test_utils::NavigateToURLWithDisposition(
browser(), GURL(url::kAboutBlankURL), WindowOpenDisposition::NEW_WINDOW,
ui_test_utils::BROWSER_TEST_WAIT_FOR_BROWSER);
BrowserList* active_browser_list = BrowserList::GetInstance();
EXPECT_EQ(2u, active_browser_list->size());
// Close the first browser.
const int active_tab_index = browser()->tab_strip_model()->active_index();
CloseBrowserSynchronously(browser());
EXPECT_EQ(1u, active_browser_list->size());
// Check the browser has a delegated restore service.
Browser* browser = active_browser_list->get(0);
sessions::TabRestoreService* service =
TabRestoreServiceFactory::GetForProfile(browser->profile());
bool has_tab_restore_service = !!service;
ASSERT_TRUE(has_tab_restore_service);
sessions::LiveTabContext* context =
BrowserLiveTabContext::FindContextForWebContents(
browser->tab_strip_model()->GetActiveWebContents());
bool has_live_tab_context = !!context;
ASSERT_TRUE(has_live_tab_context);
// Restore tabs using that delegated restore service.
content::DOMMessageQueue queue;
service->RestoreMostRecentEntry(context);
AwaitTabsReady(&queue, 2);
// There should be 3 restored tabs in the new browser.
EXPECT_EQ(2u, active_browser_list->size());
browser = active_browser_list->get(1);
EXPECT_EQ(3, browser->tab_strip_model()->count());
// The same as in RecentTabsMenuTabDisposition test case.
// See there for the explanation.
{
content::WebContents* about_blank_contents =
browser->tab_strip_model()->GetWebContentsAt(0);
EXPECT_EQ("about:blank", about_blank_contents->GetURL().spec());
if (about_blank_contents->IsLoading() ||
about_blank_contents->GetController().NeedsReload()) {
content::LoadStopObserver load_stop_observer(about_blank_contents);
load_stop_observer.Wait();
}
}
// Previously active tab should have visible disposition.
CheckVisbility(browser->tab_strip_model(), active_tab_index);
}
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