MockMediaResource.h

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef MOCK_MEDIA_RESOURCE_H_

#define MOCK_MEDIA_RESOURCE_H_

#include "MediaResource.h"

#include "nsTArray.h"

#include "mozilla/Atomics.h"

namespace mozilla {

DDLoggedTypeDeclNameAndBase(MockMediaResource, MediaResource);

class MockMediaResource : public MediaResource,

                          public DecoderDoctorLifeLogger<MockMediaResource> {

 public:

  explicit MockMediaResource(const char* aFileName);

  nsresult ReadAt(int64_t aOffset, char* aBuffer, uint32_t aCount,

                  uint32_t* aBytes) override;

  // Data stored in file, caching recommended.

  bool ShouldCacheReads() override { return true; }

  void Pin() override {}

  void Unpin() override {}

  int64_t GetLength() override;

  int64_t GetNextCachedData(int64_t aOffset) override;

  int64_t GetCachedDataEnd(int64_t aOffset) override;

  bool IsDataCachedToEndOfResource(int64_t aOffset) override { return false; }

  nsresult ReadFromCache(char* aBuffer, int64_t aOffset,

                         uint32_t aCount) override {

    uint32_t bytesRead = 0;

    nsresult rv = ReadAt(aOffset, aBuffer, aCount, &bytesRead);

    NS_ENSURE_SUCCESS(rv, rv);

    return bytesRead == aCount ? NS_OK : NS_ERROR_FAILURE;

  nsresult Open();

  nsresult GetCachedRanges(MediaByteRangeSet& aRanges) override;

  void MockClearBufferedRanges();

  void MockAddBufferedRange(int64_t aStart, int64_t aEnd);

 protected:

  virtual ~MockMediaResource();

 private:

  FILE* mFileHandle;

  const char* mFileName;

  MediaByteRangeSet mRanges;

  Atomic<int> mEntry;

};

}  // namespace mozilla

#endif