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// Copyright 2014 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_FX_STRING_TESTHELPERS_H_
#define TESTING_FX_STRING_TESTHELPERS_H_
#include <ostream>
#include "core/fxcrt/cfx_datetime.h"
#include "core/fxcrt/fx_stream.h"
#include "third_party/base/span.h"
// Output stream operator so GTEST macros work with CFX_DateTime objects.
std::ostream& operator<<(std::ostream& os, const CFX_DateTime& dt);
class CFX_InvalidSeekableReadStream : public IFX_SeekableReadStream {
public:
template <typename T, typename... Args>
friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
// IFX_SeekableReadStream overrides:
bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
return false;
}
FX_FILESIZE GetSize() override { return data_size_; }
private:
explicit CFX_InvalidSeekableReadStream(FX_FILESIZE data_size);
~CFX_InvalidSeekableReadStream() override;
const FX_FILESIZE data_size_;
};
class CFX_BufferSeekableReadStream : public IFX_SeekableReadStream {
public:
template <typename T, typename... Args>
friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
// IFX_SeekableReadStream:
bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override;
FX_FILESIZE GetSize() override {
return static_cast<FX_FILESIZE>(data_.size());
}
private:
explicit CFX_BufferSeekableReadStream(pdfium::span<const uint8_t> data);
~CFX_BufferSeekableReadStream() override;
pdfium::span<const uint8_t> data_;
};
#endif // TESTING_FX_STRING_TESTHELPERS_H_
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