mariadb/storage/rocksdb/unittest/test_properties_collector.cc
2018-10-30 19:45:09 +08:00

54 lines
1.9 KiB
C++

/*
Copyright (c) 2015, Facebook, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */
/* MyRocks header files */
#include "../ha_rocksdb.h"
#include "../rdb_datadic.h"
void putKeys(myrocks::Rdb_tbl_prop_coll *coll, int num, bool is_delete,
uint64_t expected_deleted) {
std::string str("aaaaaaaaaaaaaa");
rocksdb::Slice sl(str.data(), str.size());
for (int i = 0; i < num; i++) {
coll->AddUserKey(
sl, sl, is_delete ? rocksdb::kEntryDelete : rocksdb::kEntryPut, 0, 100);
}
DBUG_ASSERT(coll->GetMaxDeletedRows() == expected_deleted);
}
int main(int argc, char **argv) {
// test the circular buffer for delete flags
myrocks::Rdb_compact_params params;
params.m_file_size = 333;
params.m_deletes = 333; // irrelevant
params.m_window = 10;
myrocks::Rdb_tbl_prop_coll coll(nullptr, params, 0,
RDB_DEFAULT_TBL_STATS_SAMPLE_PCT);
putKeys(&coll, 2, true, 2); // [xx]
putKeys(&coll, 3, false, 2); // [xxo]
putKeys(&coll, 1, true, 3); // [xxox]
putKeys(&coll, 6, false, 3); // [xxoxoooooo]
putKeys(&coll, 3, true, 4); // xxo[xooooooxxx]
putKeys(&coll, 1, false, 4); // xxox[ooooooxxxo]
putKeys(&coll, 100, false, 4); // ....[oooooooooo]
putKeys(&coll, 100, true, 10); // ....[xxxxxxxxxx]
putKeys(&coll, 100, true, 10); // ....[oooooooooo]
return 0;
}