chromium/content/public/test/prerender_test_util.h

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_PUBLIC_TEST_PRERENDER_TEST_UTIL_H_
#define CONTENT_PUBLIC_TEST_PRERENDER_TEST_UTIL_H_

#include "base/functional/callback.h"
#include "base/test/scoped_feature_list.h"
#include "content/public/browser/preloading_trigger_type.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/isolated_world_ids.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/preloading_test_util.h"
#include "content/public/test/test_navigation_observer.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "net/test/embedded_test_server/http_request.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/mojom/speculation_rules/speculation_rules.mojom.h"
#include "url/gurl.h"

namespace content {

namespace test {

class PrerenderHostRegistryObserverImpl;

// The PrerenderHostRegistryObserver permits waiting for a host to be created
// for a given URL.
class PrerenderHostRegistryObserver { … };

class PrerenderHostObserverImpl;

// The PrerenderHostObserver permits listening for host activation and
// destruction
class PrerenderHostObserver { … };

// This waits for creation of PrerenderHost and then returns its host id.
class PrerenderHostCreationWaiter { … };

// Enables appropriate features for Prerender2.
// This also disables the memory requirement of Prerender2 on Android so that
// test can run on any bot.
class ScopedPrerenderFeatureList { … };

// Browser tests can use this class to more conveniently leverage prerendering.
class PrerenderTestHelper { … };

// This test delegate is used for prerender-tests, in order to support
// prerendering going through the WebContentsDelegate.
class ScopedPrerenderWebContentsDelegate : public WebContentsDelegate { … };

}  // namespace test

}  // namespace content

#endif  // CONTENT_PUBLIC_TEST_PRERENDER_TEST_UTIL_H_