rocksdb/table/block_based/mock_block_based_table.h

57 lines
1.8 KiB
C++

// Copyright (c) 2019-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#pragma once
#include "rocksdb/filter_policy.h"
#include "table/block_based/block_based_filter_block.h"
#include "table/block_based/block_based_table_reader.h"
#include "table/block_based/filter_policy_internal.h"
namespace ROCKSDB_NAMESPACE {
namespace mock {
class MockBlockBasedTable : public BlockBasedTable {
public:
explicit MockBlockBasedTable(Rep* rep)
: BlockBasedTable(rep, nullptr /* block_cache_tracer */) {}
};
class MockBlockBasedTableTester {
static constexpr int kMockLevel = 0;
public:
Options options_;
ImmutableOptions ioptions_;
EnvOptions env_options_;
BlockBasedTableOptions table_options_;
InternalKeyComparator icomp_;
std::unique_ptr<BlockBasedTable> table_;
MockBlockBasedTableTester(const FilterPolicy *filter_policy)
: ioptions_(options_),
env_options_(options_),
icomp_(options_.comparator) {
table_options_.filter_policy.reset(filter_policy);
constexpr bool skip_filters = false;
constexpr bool immortal_table = false;
table_.reset(new MockBlockBasedTable(new BlockBasedTable::Rep(
ioptions_, env_options_, table_options_, icomp_, skip_filters,
12345 /*file_size*/, kMockLevel, immortal_table)));
}
FilterBitsBuilder* GetBuilder() const {
FilterBuildingContext context(table_options_);
context.column_family_name = "mock_cf";
context.compaction_style = ioptions_.compaction_style;
context.level_at_creation = kMockLevel;
context.info_log = ioptions_.logger;
return BloomFilterPolicy::GetBuilderFromContext(context);
}
};
} // namespace mock
} // namespace ROCKSDB_NAMESPACE