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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.
#ifndef CONTENT_BROWSER_DOWNLOAD_MOCK_DOWNLOAD_FILE_H_
#define CONTENT_BROWSER_DOWNLOAD_MOCK_DOWNLOAD_FILE_H_
#pragma once
#include <string>
#include <map>
#include "base/file_path.h"
#include "base/memory/ref_counted.h"
#include "content/browser/download/download_file.h"
#include "content/browser/download/download_id.h"
#include "content/browser/download/download_manager.h"
#include "content/browser/download/download_request_handle.h"
#include "net/base/net_errors.h"
struct DownloadCreateInfo;
class MockDownloadFile : virtual public DownloadFile {
public:
// Class to extract statistics from the usage of |MockDownloadFile|.
class StatisticsRecorder {
public:
enum StatisticsIndex {
STAT_INITIALIZE,
STAT_APPEND,
STAT_RENAME,
STAT_DETACH,
STAT_CANCEL,
STAT_FINISH,
STAT_BYTES
};
StatisticsRecorder();
~StatisticsRecorder();
// Records the statistic.
// |index| indicates what statistic to use.
void Record(StatisticsIndex index);
// Adds to the statistic.
// |index| indicates what statistic to use.
void Add(StatisticsIndex index, int count);
// Returns the statistic value.
// |index| indicates what statistic to use.
int Count(StatisticsIndex index);
private:
typedef std::map<StatisticsIndex, int> StatisticsMap;
StatisticsMap map_;
};
MockDownloadFile(const DownloadCreateInfo* info,
const DownloadRequestHandle& request_handle,
DownloadManager* download_manager,
StatisticsRecorder* recorder);
virtual ~MockDownloadFile();
// DownloadFile functions.
virtual net::Error Initialize(bool calculate_hash) OVERRIDE;
virtual net::Error AppendDataToFile(const char* data,
size_t data_len) OVERRIDE;
virtual net::Error Rename(const FilePath& full_path) OVERRIDE;
virtual void Detach() OVERRIDE;
virtual void Cancel() OVERRIDE;
virtual void Finish() OVERRIDE;
virtual void AnnotateWithSourceInformation() OVERRIDE;
virtual FilePath FullPath() const OVERRIDE;
virtual bool InProgress() const OVERRIDE;
virtual int64 BytesSoFar() const OVERRIDE;
virtual bool GetSha256Hash(std::string* hash) OVERRIDE;
virtual void CancelDownloadRequest() OVERRIDE;
virtual int Id() const OVERRIDE;
virtual DownloadManager* GetDownloadManager() OVERRIDE;
virtual const DownloadId& GlobalId() const OVERRIDE;
virtual std::string DebugString() const OVERRIDE;
// Functions relating to setting and checking expectations.
size_t rename_count() const { return rename_count_; }
void SetExpectedPath(size_t index, const FilePath& path);
private:
// The unique identifier for this download, assigned at creation by
// the DownloadFileManager for its internal record keeping.
DownloadId id_;
// The handle to the request information. Used for operations outside the
// download system, specifically canceling a download.
DownloadRequestHandle request_handle_;
// DownloadManager this download belongs to.
scoped_refptr<DownloadManager> download_manager_;
// Records usage statistics. Not owned by this class (survives destruction).
StatisticsRecorder* recorder_;
// The number of times |Rename()| has been called.
// Used instead of checking |recorder_| because the latter can be NULL.
size_t rename_count_;
// A vector of paths that we expect to call |Rename()| with.
std::vector<FilePath> expected_rename_path_list_;
// A buffer to hold the data we write.
std::string data_;
// Dummy in-progress flag.
bool in_progress_;
};
#endif // CONTENT_BROWSER_DOWNLOAD_MOCK_DOWNLOAD_FILE_H_
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