chromium/chrome/browser/ui/webui/new_tab_page/webui_ntp_browsertest.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <set>

#include "base/stl_util.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/common/webui_url_constants.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/search/ntp_features.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "net/dns/mock_host_resolver.h"

namespace {

void ExpectIsWebUiNtp(content::WebContents* tab) { … }

std::set<int> LiveRenderProcessHostIds() { … }

}  // namespace

class WebUiNtpBrowserTest : public InProcessBrowserTest { … };

// Verify that the WebUI NTP commits in a SiteInstance with the WebUI URL.
IN_PROC_BROWSER_TEST_F(WebUiNtpBrowserTest, VerifySiteInstance) { … }

// Verify that the WebUI NTP uses process-per-site.
IN_PROC_BROWSER_TEST_F(WebUiNtpBrowserTest, ProcessPerSite) { … }

// Verify that the WebUI NTP uses an available spare process and does not
// discard it as in https://crbug.com/1094088.
IN_PROC_BROWSER_TEST_F(WebUiNtpBrowserTest, SpareRenderer) { … }