third_party/blink/renderer/platform/loader/testing/mock_fetch_context.h

// Copyright 2016 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.

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_LOADER_TESTING_MOCK_FETCH_CONTEXT_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_LOADER_TESTING_MOCK_FETCH_CONTEXT_H_

#include "base/optional.h"
#include "base/single_thread_task_runner.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/renderer/platform/exported/wrapped_resource_request.h"
#include "third_party/blink/renderer/platform/loader/fetch/fetch_client_settings_object_snapshot.h"
#include "third_party/blink/renderer/platform/loader/fetch/fetch_context.h"
#include "third_party/blink/renderer/platform/loader/fetch/fetch_parameters.h"
#include "third_party/blink/renderer/platform/loader/fetch/resource_timing_info.h"
#include "third_party/blink/renderer/platform/scheduler/test/fake_task_runner.h"

#include <memory>

namespace blink {

class KURL;
class ResourceRequest;
struct ResourceLoaderOptions;

// Mocked FetchContext for testing.
class MockFetchContext : public FetchContext {
 public:
  MockFetchContext() = default;
  ~MockFetchContext() override = default;

  long long GetTransferSize() const { return transfer_size_; }

  void CountUsage(mojom::WebFeature) const override {}
  void CountDeprecation(mojom::WebFeature) const override {}

  // The last ResourceRequest passed to DispatchWillSendRequest.
  base::Optional<ResourceRequest> RequestFromWillSendRequest() const {
    return will_send_request_;
  }

  // FetchContext:
  void DispatchWillSendRequest(
      unsigned long identifier,
      ResourceRequest& request,
      const ResourceResponse& redirect_response,
      ResourceType,
      const FetchInitiatorInfo& = FetchInitiatorInfo()) override {
    will_send_request_ = request;
  }
  bool AllowImage(bool images_enabled, const KURL&) const override {
    return true;
  }
  base::Optional<ResourceRequestBlockedReason> CanRequest(
      ResourceType,
      const ResourceRequest&,
      const KURL&,
      const ResourceLoaderOptions&,
      SecurityViolationReportingPolicy,
      ResourceRequest::RedirectStatus redirect_status) const override {
    return base::nullopt;
  }
  base::Optional<ResourceRequestBlockedReason> CheckCSPForRequest(
      mojom::RequestContextType,
      const KURL& url,
      const ResourceLoaderOptions& options,
      SecurityViolationReportingPolicy reporting_policy,
      ResourceRequest::RedirectStatus redirect_status) const override {
    return base::nullopt;
  }
  void AddResourceTiming(
      const ResourceTimingInfo& resource_timing_info) override {
    transfer_size_ = resource_timing_info.TransferSize();
  }

 private:
  long long transfer_size_ = -1;
  base::Optional<ResourceRequest> will_send_request_;
};

}  // namespace blink

#endif