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78 lines
2.1 KiB
78 lines
2.1 KiB
4 months ago
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// Copyright 2017 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef _BSDIFF_FAKE_PATCH_WRITER_H_
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#define _BSDIFF_FAKE_PATCH_WRITER_H_
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#include <gtest/gtest.h>
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#include <vector>
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#include "bsdiff/patch_writer_interface.h"
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namespace bsdiff {
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// A fake PatchWriterInterface derived class with easy access to the data passed
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// to it.
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class FakePatchWriter : public PatchWriterInterface {
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public:
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FakePatchWriter() = default;
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~FakePatchWriter() override = default;
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// PatchWriterInterface overrides.
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bool Init(size_t new_size) override {
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EXPECT_FALSE(initialized_);
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initialized_ = true;
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new_size_ = new_size;
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return true;
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}
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bool AddControlEntry(const ControlEntry& entry) override {
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EXPECT_TRUE(initialized_);
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EXPECT_FALSE(closed_);
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entries_.push_back(entry);
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return true;
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}
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bool WriteDiffStream(const uint8_t* data, size_t size) override {
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diff_stream_.insert(diff_stream_.end(), data, data + size);
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return true;
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}
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bool WriteExtraStream(const uint8_t* data, size_t size) override {
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extra_stream_.insert(extra_stream_.end(), data, data + size);
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return true;
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}
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bool Close() override {
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EXPECT_FALSE(closed_) << "Close() already called";
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closed_ = true;
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return true;
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}
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// Fake getter methods.
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const std::vector<ControlEntry>& entries() const { return entries_; }
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const std::vector<uint8_t>& diff_stream() const { return diff_stream_; }
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const std::vector<uint8_t>& extra_stream() const { return extra_stream_; }
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size_t new_size() const { return new_size_; }
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private:
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// The list of ControlEntry passed to this class.
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std::vector<ControlEntry> entries_;
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std::vector<uint8_t> diff_stream_;
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std::vector<uint8_t> extra_stream_;
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// The size of the new file for the patch we are writing.
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size_t new_size_{0};
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// Whether this class was initialized.
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bool initialized_{false};
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// Whether the patch was closed.
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bool closed_{false};
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};
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} // namespace bsdiff
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#endif // _BSDIFF_FAKE_PATCH_WRITER_H_
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