rocksdb/utilities/cassandra/test_utils.cc
Pengchao Wang 825a22c00c garbage collect tombstones in merge operator
Summary:
Remove cassandra tombstone when reaching the max compaction level (full merge). if all columns collected key will be removed in next compaction via compaction filter
Closes https://github.com/facebook/rocksdb/pull/2791

Reviewed By: sagar0

Differential Revision: D5722465

Pulled By: wpc

fbshipit-source-id: 61e9898a5686551653a16383255aeaab3197e65e
2017-08-31 10:11:54 -07:00

70 lines
2.3 KiB
C++

// Copyright (c) 2017-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).
#include "test_utils.h"
namespace rocksdb {
namespace cassandra {
const char kData[] = {'d', 'a', 't', 'a'};
const char kExpiringData[] = {'e', 'd', 'a', 't', 'a'};
const int32_t kTtl = 86400;
const int8_t kColumn = 0;
const int8_t kTombstone = 1;
const int8_t kExpiringColumn = 2;
std::shared_ptr<ColumnBase> CreateTestColumn(int8_t mask,
int8_t index,
int64_t timestamp) {
if ((mask & ColumnTypeMask::DELETION_MASK) != 0) {
return std::shared_ptr<Tombstone>(
new Tombstone(mask, index, ToSeconds(timestamp), timestamp));
} else if ((mask & ColumnTypeMask::EXPIRATION_MASK) != 0) {
return std::shared_ptr<ExpiringColumn>(new ExpiringColumn(
mask, index, timestamp, sizeof(kExpiringData), kExpiringData, kTtl));
} else {
return std::shared_ptr<Column>(
new Column(mask, index, timestamp, sizeof(kData), kData));
}
}
RowValue CreateTestRowValue(
std::vector<std::tuple<int8_t, int8_t, int64_t>> column_specs) {
std::vector<std::shared_ptr<ColumnBase>> columns;
int64_t last_modified_time = 0;
for (auto spec: column_specs) {
auto c = CreateTestColumn(std::get<0>(spec), std::get<1>(spec),
std::get<2>(spec));
last_modified_time = std::max(last_modified_time, c -> Timestamp());
columns.push_back(std::move(c));
}
return RowValue(std::move(columns), last_modified_time);
}
RowValue CreateRowTombstone(int64_t timestamp) {
return RowValue(ToSeconds(timestamp), timestamp);
}
void VerifyRowValueColumns(
std::vector<std::shared_ptr<ColumnBase>> &columns,
std::size_t index_of_vector,
int8_t expected_mask,
int8_t expected_index,
int64_t expected_timestamp
) {
EXPECT_EQ(expected_timestamp, columns[index_of_vector]->Timestamp());
EXPECT_EQ(expected_mask, columns[index_of_vector]->Mask());
EXPECT_EQ(expected_index, columns[index_of_vector]->Index());
}
int64_t ToMicroSeconds(int64_t seconds) {
return seconds * (int64_t)1000000;
}
int32_t ToSeconds(int64_t microseconds) {
return (int32_t)(microseconds / (int64_t)1000000);
}
}
}