| // Copyright 2019 PDFium 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 TESTING_INVALID_SEEKABLE_READ_STREAM_H_ |
| #define TESTING_INVALID_SEEKABLE_READ_STREAM_H_ |
| |
| #include "core/fxcrt/fx_stream.h" |
| |
| // A stream used for testing where reads always fail. |
| class InvalidSeekableReadStream final : public IFX_SeekableReadStream { |
| public: |
| template <typename T, typename... Args> |
| friend RetainPtr<T> pdfium::MakeRetain(Args&&... args); |
| |
| // IFX_SeekableReadStream overrides: |
| bool ReadBlockAtOffset(void* buffer, |
| FX_FILESIZE offset, |
| size_t size) override; |
| FX_FILESIZE GetSize() override; |
| |
| private: |
| explicit InvalidSeekableReadStream(FX_FILESIZE data_size); |
| ~InvalidSeekableReadStream() override; |
| |
| const FX_FILESIZE data_size_; |
| }; |
| |
| #endif // TESTING_INVALID_SEEKABLE_READ_STREAM_H_ |