fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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91 lines
2.9 KiB
91 lines
2.9 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#pragma once
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#include <algorithm>
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#include <atomic>
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#include <map>
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#include <memory>
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#include <set>
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#include <string>
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#include <utility>
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#include "db/version_edit.h"
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#include "port/port.h"
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#include "rocksdb/comparator.h"
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#include "rocksdb/io_status.h"
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#include "rocksdb/table.h"
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#include "table/internal_iterator.h"
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#include "table/table_builder.h"
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#include "table/table_reader.h"
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#include "test_util/testharness.h"
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#include "test_util/testutil.h"
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#include "util/kv_map.h"
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#include "util/mutexlock.h"
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namespace ROCKSDB_NAMESPACE {
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namespace mock {
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stl_wrappers::KVMap MakeMockFile(
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std::initializer_list<std::pair<const std::string, std::string>> l = {});
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struct MockTableFileSystem {
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port::Mutex mutex;
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std::map<uint32_t, stl_wrappers::KVMap> files;
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};
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class MockTableFactory : public TableFactory {
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public:
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enum MockCorruptionMode {
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kCorruptNone,
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kCorruptKey,
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kCorruptValue,
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};
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MockTableFactory();
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const char* Name() const override { return "MockTable"; }
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using TableFactory::NewTableReader;
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Status NewTableReader(
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const ReadOptions& ro, const TableReaderOptions& table_reader_options,
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std::unique_ptr<RandomAccessFileReader>&& file, uint64_t file_size,
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std::unique_ptr<TableReader>* table_reader,
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bool prefetch_index_and_filter_in_cache = true) const override;
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TableBuilder* NewTableBuilder(
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const TableBuilderOptions& table_builder_options,
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uint32_t column_familly_id, WritableFileWriter* file) const override;
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// This function will directly create mock table instead of going through
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// MockTableBuilder. file_contents has to have a format of <internal_key,
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// value>. Those key-value pairs will then be inserted into the mock table.
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Status CreateMockTable(Env* env, const std::string& fname,
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stl_wrappers::KVMap file_contents);
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virtual Status SanitizeOptions(
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const DBOptions& /*db_opts*/,
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const ColumnFamilyOptions& /*cf_opts*/) const override {
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return Status::OK();
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}
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virtual std::string GetPrintableTableOptions() const override {
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return std::string();
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}
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void SetCorruptionMode(MockCorruptionMode mode) { corrupt_mode_ = mode; }
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// This function will assert that only a single file exists and that the
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// contents are equal to file_contents
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void AssertSingleFile(const stl_wrappers::KVMap& file_contents);
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void AssertLatestFile(const stl_wrappers::KVMap& file_contents);
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private:
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uint32_t GetAndWriteNextID(WritableFileWriter* file) const;
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uint32_t GetIDFromFile(RandomAccessFileReader* file) const;
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mutable MockTableFileSystem file_system_;
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mutable std::atomic<uint32_t> next_id_;
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MockCorruptionMode corrupt_mode_;
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};
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} // namespace mock
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} // namespace ROCKSDB_NAMESPACE
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