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// Copyright (c) 2011 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.
// This class simulates a slow download. This is used in browser tests
// to test the download manager. Requests to |kUnknownSizeUrl| and
// |kKnownSizeUrl| start downloads that pause after the first chunk of
// data is delivered. A later request to |kFinishDownloadUrl| will finish
// these downloads. A later request to |kErrorFinishDownloadUrl| will
// cause these downloads to error with |net::ERR_FAILED|.
// TODO(rdsmith): Update to allow control of returned error.
#ifndef CONTENT_BROWSER_NET_URL_REQUEST_SLOW_DOWNLOAD_JOB_H_
#define CONTENT_BROWSER_NET_URL_REQUEST_SLOW_DOWNLOAD_JOB_H_
#pragma once
#include <string>
#include <vector>
#include "base/task.h"
#include "content/common/content_export.h"
#include "net/url_request/url_request_job.h"
class URLRequestSlowDownloadJob : public net::URLRequestJob {
public:
explicit URLRequestSlowDownloadJob(net::URLRequest* request);
// Timer callback, used to check to see if we should finish our download and
// send the second chunk.
void CheckDoneStatus();
// net::URLRequestJob methods
virtual void Start();
virtual bool GetMimeType(std::string* mime_type) const;
virtual void GetResponseInfo(net::HttpResponseInfo* info);
virtual bool ReadRawData(net::IOBuffer* buf, int buf_size, int *bytes_read);
static net::URLRequestJob* Factory(net::URLRequest* request,
const std::string& scheme);
// Test URLs.
static const char kUnknownSizeUrl[];
static const char kKnownSizeUrl[];
static const char kFinishDownloadUrl[];
static const char kErrorFinishDownloadUrl[];
// Adds the testing URLs to the net::URLRequestFilter.
CONTENT_EXPORT static void AddUrlHandler();
private:
virtual ~URLRequestSlowDownloadJob();
void GetResponseInfoConst(net::HttpResponseInfo* info) const;
// Mark all pending requests to be finished. We keep track of pending
// requests in |pending_requests_|.
static void FinishPendingRequests(bool error);
static std::vector<URLRequestSlowDownloadJob*> pending_requests_;
void StartAsync();
void set_should_finish_download() { should_finish_download_ = true; }
void set_should_error_download() { should_error_download_ = true; }
int first_download_size_remaining_;
bool should_finish_download_;
bool should_send_second_chunk_;
bool should_error_download_;
ScopedRunnableMethodFactory<URLRequestSlowDownloadJob> method_factory_;
};
#endif // CONTENT_BROWSER_NET_URL_REQUEST_SLOW_DOWNLOAD_JOB_H_
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