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tkrzw_dbm_hash_test.cc
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/*************************************************************************************************
* Tests for tkrzw_dbm_hash.h
*
* Copyright 2020 Google LLC
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of the License at
* https://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software distributed under the
* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language governing permissions
* and limitations under the License.
*************************************************************************************************/
#include "tkrzw_sys_config.h"
#include "gtest/gtest.h"
#include "gmock/gmock.h"
#include "tkrzw_dbm.h"
#include "tkrzw_dbm_hash.h"
#include "tkrzw_dbm_hash_impl.h"
#include "tkrzw_dbm_test_common.h"
#include "tkrzw_dbm_ulog.h"
#include "tkrzw_file.h"
#include "tkrzw_file_mmap.h"
#include "tkrzw_file_pos.h"
#include "tkrzw_file_std.h"
#include "tkrzw_file_util.h"
#include "tkrzw_lib_common.h"
#include "tkrzw_str_util.h"
using namespace testing;
// Main routine
int main(int argc, char** argv) {
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
class HashDBMTest : public CommonDBMTest {
protected:
void HashDBMEmptyDatabaseTest(tkrzw::HashDBM* dbm);
void HashDBMFileTest(tkrzw::HashDBM* dbm);
void HashDBMLargeRecordTest(tkrzw::HashDBM* dbm);
void HashDBMBasicTest(tkrzw::HashDBM* dbm);
void HashDBMSequenceTest(tkrzw::HashDBM* dbm);
void HashDBMAppendTest(tkrzw::HashDBM* dbm);
void HashDBMProcessTest(tkrzw::HashDBM* dbm);
void HashDBMProcessMultiTest(tkrzw::HashDBM* dbm);
void HashDBMProcessEachTest(tkrzw::HashDBM* dbm);
void HashDBMRandomTestOne(tkrzw::HashDBM* dbm);
void HashDBMRandomTestThread(tkrzw::HashDBM* dbm);
void HashDBMRecordMigrationTest(tkrzw::HashDBM* dbm, tkrzw::File* file);
void HashDBMOpenCloseTest(tkrzw::HashDBM* dbm);
void HashDBMUpdateInPlaceTest(tkrzw::HashDBM* dbm);
void HashDBMUpdateAppendingTest(tkrzw::HashDBM* dbm);
void HashDBMVariousSizeTest(tkrzw::HashDBM* dbm);
void HashDBMRebuildStaticTestOne(
tkrzw::HashDBM* dbm, const tkrzw::HashDBM::TuningParameters& tuning_params);
void HashDBMRebuildStaticTestAll(tkrzw::HashDBM* dbm);
void HashDBMRebuildRandomTest(tkrzw::HashDBM* dbm);
void HashDBMRestoreTest(tkrzw::HashDBM* dbm);
void HashDBMAutoRestoreTest(tkrzw::HashDBM* dbm);
void HashDBMCorruptionTest(tkrzw::HashDBM* dbm);
void HashDBMDirectIOTest(tkrzw::HashDBM* dbm);
void HashDBMUpdateLoggerTest(tkrzw::HashDBM* dbm);
};
void HashDBMTest::HashDBMEmptyDatabaseTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
EXPECT_EQ(typeid(tkrzw::HashDBM), static_cast<tkrzw::DBM*>(dbm)->GetType());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Open(file_path, true));
EXPECT_TRUE(dbm->IsHealthy());
EXPECT_FALSE(dbm->IsAutoRestored());
EXPECT_GT(dbm->GetFileSizeSimple(), 0);
EXPECT_GT(dbm->GetTimestampSimple(), 0);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->SetDatabaseType(123));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->SetOpaqueMetadata("0123456789"));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Open(file_path, false));
EXPECT_EQ(123, dbm->GetDatabaseType());
EXPECT_TRUE(dbm->IsHealthy());
EXPECT_FALSE(dbm->IsAutoRestored());
const int64_t file_size = dbm->GetFileSizeSimple();
EXPECT_GT(file_size, 0);
EXPECT_GT(dbm->GetTimestampSimple(), 0);
EXPECT_EQ(123, dbm->GetDatabaseType());
EXPECT_EQ("0123456789", dbm->GetOpaqueMetadata().substr(0, 10));
const auto& meta = dbm->Inspect();
const std::map<std::string, std::string> meta_map(meta.begin(), meta.end());
EXPECT_TRUE(tkrzw::CheckMap(meta_map, "pkg_major_version"));
EXPECT_TRUE(tkrzw::CheckMap(meta_map, "offset_width"));
EXPECT_TRUE(tkrzw::CheckMap(meta_map, "align_pow"));
EXPECT_EQ("true", tkrzw::SearchMap(meta_map, "healthy", ""));
EXPECT_FALSE(dbm->IsOrdered());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Open(file_path, true));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Clear());
EXPECT_EQ(0, dbm->CountSimple());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Synchronize(true));
EXPECT_EQ(file_size, dbm->GetFileSizeSimple());
EXPECT_EQ(123, dbm->GetDatabaseType());
EXPECT_EQ("0123456789", dbm->GetOpaqueMetadata().substr(0, 10));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Synchronize(false));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
auto file = dbm->GetInternalFile()->MakeFile();
EXPECT_EQ(tkrzw::Status::SUCCESS, file->Open(file_path, false));
int32_t meta_cyclic_magic = 0;
int32_t meta_pkg_major_version = 0;
int32_t meta_pkg_minor_version = 0;
int32_t meta_static_flags = 0;
int32_t meta_offset_width = 0;
int32_t meta_align_pow = 0;
int32_t meta_closure_flags = 0;
int64_t meta_num_buckets = 0;
int64_t meta_num_records = 0;
int64_t meta_eff_data_size = 0;
int64_t meta_file_size = 0;
int64_t meta_mod_time = 0;
int32_t meta_db_type = 0;
std::string meta_opaque;
EXPECT_EQ(tkrzw::Status::SUCCESS, tkrzw::HashDBM::ReadMetadata(
file.get(), &meta_cyclic_magic, &meta_pkg_major_version, &meta_pkg_minor_version,
&meta_static_flags, &meta_offset_width, &meta_align_pow,
&meta_closure_flags, &meta_num_buckets, &meta_num_records,
&meta_eff_data_size, &meta_file_size, &meta_mod_time, &meta_db_type, &meta_opaque));
EXPECT_GT(meta_cyclic_magic, 0);
EXPECT_GT(meta_pkg_major_version + meta_pkg_minor_version, 0);
EXPECT_GT(meta_static_flags, 0);
EXPECT_GT(meta_offset_width, 0);
EXPECT_GE(meta_align_pow, 0);
EXPECT_GT(meta_closure_flags, 0);
EXPECT_GT(meta_num_buckets, 0);
EXPECT_EQ(0, meta_num_records);
EXPECT_EQ(0, meta_eff_data_size);
EXPECT_GT(meta_file_size, 0);
EXPECT_GT(meta_mod_time, 0);
EXPECT_EQ(123, meta_db_type);
EXPECT_EQ("0123456789", meta_opaque.substr(0, 10));
EXPECT_EQ(tkrzw::Status::SUCCESS, file->Close());
}
void HashDBMTest::HashDBMFileTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
FileTest(dbm, file_path);
}
void HashDBMTest::HashDBMLargeRecordTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {4};
const std::vector<int32_t> align_pows = {3};
const std::vector<int32_t> nums_buckets = {64};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
LargeRecordTest(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMBasicTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {3, 4, 5};
const std::vector<int32_t> align_pows = {0, 1, 2, 3, 9, 10};
const std::vector<int32_t> nums_buckets = {1, 8, 64, 512};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
BasicTest(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMSequenceTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {4};
const std::vector<int32_t> align_pows = {0, 1, 2, 10};
const std::vector<int32_t> nums_buckets = {64, 512};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
SequenceTest(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMAppendTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {4};
const std::vector<int32_t> align_pows = {0};
const std::vector<int32_t> nums_buckets = {100};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
AppendTest(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMProcessTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {3, 4, 5};
const std::vector<int32_t> align_pows = {0, 1, 2, 3, 9, 10};
const std::vector<int32_t> nums_buckets = {1, 8, 64, 512};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
ProcessTest(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMProcessMultiTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {4};
const std::vector<int32_t> align_pows = {0};
const std::vector<int32_t> nums_buckets = {5000};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
ProcessMultiTest(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMProcessEachTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {4};
const std::vector<int32_t> align_pows = {0, 3, 9};
const std::vector<int32_t> nums_buckets = {1000};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
ProcessEachTest(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMRandomTestOne(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {3, 4};
const std::vector<int32_t> align_pows = {0, 2, 4, 8, 10};
const std::vector<int32_t> nums_buckets = {10000};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
RandomTest(dbm, 1);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMRandomTestThread(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
const std::vector<int32_t> offset_widths = {4};
const std::vector<int32_t> align_pows = {0, 2, 4, 10};
const std::vector<int32_t> nums_buckets = {10000};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
for (const auto& offset_width : offset_widths) {
for (const auto& align_pow : align_pows) {
for (const auto& num_buckets : nums_buckets) {
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.offset_width = offset_width;
tuning_params.align_pow = align_pow;
tuning_params.num_buckets = num_buckets;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
RandomTestThread(dbm);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
}
}
}
void HashDBMTest::HashDBMRecordMigrationTest(tkrzw::HashDBM* dbm, tkrzw::File* file) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::string flat_file_path = tmp_dir.MakeUniquePath();
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_16};
const std::vector<tkrzw::HashDBM::RecordCompressionMode> record_comp_modes =
{tkrzw::HashDBM::RECORD_COMP_NONE, tkrzw::HashDBM::RECORD_COMP_ZSTD};
for (const auto& update_mode : update_modes) {
for (const auto& record_crc_mode : record_crc_modes) {
for (const auto& record_comp_mode : record_comp_modes) {
if (!tkrzw::HashDBM::CheckRecordCompressionModeIsSupported(record_comp_mode)) {
continue;
}
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = update_mode;
tuning_params.record_crc_mode = record_crc_mode;
tuning_params.record_comp_mode = record_comp_mode;
tuning_params.num_buckets = 1000;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_EQ(tkrzw::Status::SUCCESS, file->Open(flat_file_path, true));
RecordMigrationTest(dbm, file);
EXPECT_EQ(tkrzw::Status::SUCCESS, file->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
}
}
}
void HashDBMTest::HashDBMOpenCloseTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
constexpr int32_t num_iterations = 10000;
constexpr int32_t num_keys = 1000;
constexpr int32_t num_levels = 1000;
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = tkrzw::HashDBM::UPDATE_IN_PLACE;
tuning_params.record_crc_mode = tkrzw::HashDBM::RECORD_CRC_8;
tuning_params.offset_width = 4;
tuning_params.align_pow = 0;
tuning_params.num_buckets = num_keys;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
std::mt19937 mt(1);
std::uniform_int_distribution<int32_t> key_dist(1, num_keys);
std::uniform_int_distribution<int32_t> value_len_dist(0, 8);
std::uniform_int_distribution<int32_t> value_char_dist('a', 'z');
std::uniform_int_distribution<int32_t> op_dist(0, tkrzw::INT32MAX);
std::map<std::string, std::string> map;
EXPECT_FALSE(dbm->IsOpen());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_TRUE(dbm->IsOpen());
EXPECT_TRUE(dbm->IsWritable());
std::string got_path;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->GetFilePath(&got_path));
EXPECT_EQ(file_path, got_path);
for (int32_t i = 0; i < num_iterations; i++) {
const int32_t level = i / (num_iterations / num_levels);
if (op_dist(mt) % 100 == 0) {
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Open(file_path, true));
}
const std::string& key = tkrzw::ToString(key_dist(mt));
const int32_t value_len = level < num_levels / 2 ? level : 0;
const std::string value(value_len, value_char_dist(mt));
if (level <= num_levels / 4 * 3 && op_dist(mt) % 2 == 0) {
const tkrzw::Status status = dbm->Remove(key);
EXPECT_TRUE(status == tkrzw::Status::SUCCESS || status == tkrzw::Status::NOT_FOUND_ERROR);
map.erase(key);
} else {
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(key, value));
map[key] = value;
}
}
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
{
tkrzw::HashDBM second_dbm;
EXPECT_EQ(tkrzw::Status::SUCCESS, second_dbm.Open(file_path, true));
EXPECT_EQ(map.size(), second_dbm.CountSimple());
for (const auto& rec : map) {
EXPECT_EQ(rec.second, second_dbm.GetSimple(rec.first));
}
}
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Open(file_path, false));
EXPECT_TRUE(dbm->IsOpen());
EXPECT_FALSE(dbm->IsWritable());
EXPECT_EQ(map.size(), dbm->CountSimple());
auto iter = dbm->MakeIterator();
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->First());
std::string key, value;
while (iter->Get(&key, &value) == tkrzw::Status::SUCCESS) {
EXPECT_EQ(tkrzw::SearchMap(map, key, "*"), value);
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->Next());
}
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
void HashDBMTest::HashDBMUpdateInPlaceTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = tkrzw::HashDBM::UPDATE_IN_PLACE;
tuning_params.record_crc_mode = tkrzw::HashDBM::RECORD_CRC_8;
tuning_params.offset_width = 4;
tuning_params.align_pow = 2;
tuning_params.num_buckets = 10;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
tuning_params.fbp_capacity = tkrzw::INT32MAX;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_DEFAULT, tuning_params));
EXPECT_TRUE(dbm->IsHealthy());
EXPECT_FALSE(dbm->IsAutoRestored());
EXPECT_EQ(0, dbm->CountSimple());
EXPECT_EQ(10, dbm->CountBuckets());
EXPECT_EQ(0, dbm->CountUsedBuckets());
EXPECT_EQ(tkrzw::HashDBM::UPDATE_IN_PLACE, dbm->GetUpdateMode());
constexpr int32_t num_records = 100;
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%10d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(key, value, false));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
int64_t file_size = dbm->GetFileSizeSimple();
for (int32_t i = 0; i < num_records; i++) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(expr, expr, true));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(file_size, dbm->GetFileSizeSimple());
EXPECT_EQ(10, dbm->CountUsedBuckets());
for (int32_t i = 0; i < num_records; i += 2) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(expr, "", true));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 15, dbm->GetEffectiveDataSize());
EXPECT_EQ(file_size, dbm->GetFileSizeSimple());
for (int32_t i = 1; i < num_records; i += 2) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%020d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(key, value, true));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
EXPECT_GT(dbm->GetFileSizeSimple(), file_size);
file_size = dbm->GetFileSizeSimple();
for (int32_t i = 1; i < num_records; i += 2) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%030d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(key, value, true));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 25, dbm->GetEffectiveDataSize());
EXPECT_GT(dbm->GetFileSizeSimple(), file_size);
for (int32_t i = 0; i < num_records; i += 2) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%020d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(key, value, true));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 35, dbm->GetEffectiveDataSize());
EXPECT_GT(dbm->GetFileSizeSimple(), file_size);
file_size = dbm->GetFileSizeSimple();
for (int32_t i = 0; i < num_records; i += 2) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Remove(expr));
}
EXPECT_EQ(num_records / 2, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
EXPECT_EQ(file_size, dbm->GetFileSizeSimple());
for (int32_t i = 1; i < num_records; i += 2) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Remove(expr));
}
EXPECT_EQ(0, dbm->CountSimple());
EXPECT_EQ(0, dbm->GetEffectiveDataSize());
EXPECT_EQ(file_size, dbm->GetFileSizeSimple());
EXPECT_EQ(0, dbm->CountUsedBuckets());
for (int32_t i = 0; i < num_records; i++) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(expr, expr, false));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
EXPECT_EQ(file_size, dbm->GetFileSizeSimple());
file_size = dbm->GetFileSizeSimple();
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(file_size, tkrzw::GetFileSize(file_path));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Open(file_path, true));
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
EXPECT_EQ(file_size, dbm->GetFileSizeSimple());
EXPECT_EQ(tkrzw::HashDBM::UPDATE_IN_PLACE, dbm->GetUpdateMode());
auto iter = dbm->MakeIterator();
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->First());
int32_t iter_count = 0;
while (true) {
std::string key, value;
const tkrzw::Status status = iter->Get(&key, &value);
if (status != tkrzw::Status::SUCCESS) {
EXPECT_EQ(tkrzw::Status::NOT_FOUND_ERROR, status);
break;
}
EXPECT_EQ(value, dbm->GetSimple(key));
iter_count++;
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->Next());
}
EXPECT_EQ(num_records, iter_count);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
void HashDBMTest::HashDBMUpdateAppendingTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
const std::string offset_file_path = tmp_dir.MakeUniquePath();
const std::string restore_file_path = tmp_dir.MakeUniquePath();
tkrzw::HashDBM::TuningParameters tuning_params;
tuning_params.update_mode = tkrzw::HashDBM::UPDATE_APPENDING;
tuning_params.record_crc_mode = tkrzw::HashDBM::RECORD_CRC_8;
tuning_params.offset_width = 4;
tuning_params.align_pow = 2;
tuning_params.num_buckets = 10;
tuning_params.restore_mode = tkrzw::HashDBM::RESTORE_READ_ONLY;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
file_path, true, tkrzw::File::OPEN_DEFAULT, tuning_params));
EXPECT_TRUE(dbm->IsHealthy());
EXPECT_FALSE(dbm->IsAutoRestored());
EXPECT_EQ(0, dbm->CountSimple());
EXPECT_EQ(10, dbm->CountBuckets());
EXPECT_EQ(0, dbm->CountUsedBuckets());
EXPECT_EQ(tkrzw::HashDBM::UPDATE_APPENDING, dbm->GetUpdateMode());
constexpr int32_t num_records = 100;
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%10d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(key, value, false));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
const int64_t first_file_size = dbm->GetFileSizeSimple();
for (int32_t i = 0; i < num_records; i++) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(expr, expr, true));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
const int64_t second_file_size = dbm->GetFileSizeSimple();
EXPECT_GT(second_file_size, first_file_size);
EXPECT_EQ(10, dbm->CountUsedBuckets());
for (int32_t i = 0; i < num_records; i += 2) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Remove(expr));
}
EXPECT_EQ(num_records / 2, dbm->CountSimple());
EXPECT_EQ(num_records * 10, dbm->GetEffectiveDataSize());
const int64_t third_file_size = dbm->GetFileSizeSimple();
EXPECT_GT(third_file_size, second_file_size);
auto iter = dbm->MakeIterator();
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->First());
while (true) {
const tkrzw::Status status = iter->Remove();
if (status != tkrzw::Status::SUCCESS) {
EXPECT_EQ(tkrzw::Status::NOT_FOUND_ERROR, status);
break;
}
}
EXPECT_EQ(0, dbm->CountSimple());
EXPECT_EQ(0, dbm->GetEffectiveDataSize());
const int64_t fourth_file_size = dbm->GetFileSizeSimple();
EXPECT_GT(fourth_file_size, third_file_size);
EXPECT_EQ(10, dbm->CountUsedBuckets());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(fourth_file_size, tkrzw::GetFileSize(file_path));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Open(file_path, true));
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%d", i);
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Set(key, value, false));
}
EXPECT_EQ(num_records, dbm->CountSimple());
const int64_t fifth_file_size = dbm->GetFileSizeSimple();
EXPECT_GT(fifth_file_size, fourth_file_size);
EXPECT_EQ(tkrzw::HashDBM::UPDATE_APPENDING, dbm->GetUpdateMode());
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%d", i);
EXPECT_EQ(value, dbm->GetSimple(key));
}
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
tkrzw::MemoryMapParallelFile in_file;
EXPECT_EQ(tkrzw::Status::SUCCESS, in_file.Open(file_path, false));
tkrzw::MemoryMapParallelFile offset_file;
EXPECT_EQ(tkrzw::Status::SUCCESS, offset_file.Open(offset_file_path, true));
int64_t in_record_base = 0;
int32_t in_static_flags = 0;
int32_t in_offset_width = 0;
int32_t in_align_pow = 0;
int64_t last_sync_size = 0;
EXPECT_EQ(tkrzw::Status::SUCCESS, tkrzw::HashDBM::FindRecordBase(
&in_file, &in_record_base, &in_static_flags, &in_offset_width, &in_align_pow,
&last_sync_size));
EXPECT_GT(in_record_base, 0);
EXPECT_GT(in_offset_width, 0);
EXPECT_EQ(tuning_params.offset_width, in_offset_width);
EXPECT_EQ(tuning_params.align_pow, in_align_pow);
EXPECT_EQ(in_file.GetSizeSimple(), last_sync_size);
EXPECT_EQ(tkrzw::Status::SUCCESS, in_file.Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, in_file.Open(file_path, true));
EXPECT_EQ(tkrzw::Status::SUCCESS, in_file.Write(0, "0123", 4));
EXPECT_EQ(tkrzw::Status::SUCCESS, tkrzw::HashDBM::FindRecordBase(
&in_file, &in_record_base, &in_static_flags, &in_offset_width, &in_align_pow,
&last_sync_size));
EXPECT_GT(in_record_base, 0);
EXPECT_GT(in_offset_width, 0);
EXPECT_EQ(tuning_params.offset_width, in_offset_width);
EXPECT_EQ(tuning_params.align_pow, in_align_pow);
EXPECT_EQ(0, last_sync_size);
const int32_t in_crc_width = tkrzw::HashDBM::GetCRCWidthFromStaticFlags(in_static_flags);
EXPECT_EQ(tkrzw::Status::SUCCESS, tkrzw::HashRecord::ExtractOffsets(
&in_file, &offset_file, in_record_base, in_crc_width, in_offset_width, in_align_pow,
false, -1));
EXPECT_GT(offset_file.GetSizeSimple(), 0);
EXPECT_EQ(tkrzw::Status::SUCCESS, offset_file.Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, in_file.Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
restore_file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->ImportFromFileForward(file_path, false, -1, -1));
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(fifth_file_size, dbm->GetFileSizeSimple());
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%d", i);
EXPECT_EQ(value, dbm->GetSimple(key));
}
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
restore_file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_EQ(tkrzw::Status::SUCCESS,
dbm->ImportFromFileForward(file_path, false, -1, first_file_size));
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(first_file_size, dbm->GetFileSizeSimple());
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%10d", i);
EXPECT_EQ(value, dbm->GetSimple(key));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
restore_file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_EQ(tkrzw::Status::SUCCESS,
dbm->ImportFromFileForward(file_path, false, -1, second_file_size));
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(second_file_size, dbm->GetFileSizeSimple());
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(value, dbm->GetSimple(key));
}
EXPECT_EQ(num_records, dbm->CountSimple());
EXPECT_EQ(num_records * 20, dbm->GetEffectiveDataSize());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
restore_file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_EQ(tkrzw::Status::SUCCESS,
dbm->ImportFromFileForward(file_path, false, -1, third_file_size));
EXPECT_EQ(num_records / 2, dbm->CountSimple());
EXPECT_EQ(num_records * 10, dbm->GetEffectiveDataSize());
EXPECT_EQ(third_file_size, dbm->GetFileSizeSimple());
for (int32_t i = 0; i < num_records; i++) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
if (i % 2 == 0) {
EXPECT_EQ(tkrzw::Status::NOT_FOUND_ERROR, dbm->Get(expr));
} else {
EXPECT_EQ(expr, dbm->GetSimple(expr));
}
}
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
restore_file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_EQ(tkrzw::Status::SUCCESS,
dbm->ImportFromFileForward(file_path, false, -1, fourth_file_size));
EXPECT_EQ(0, dbm->CountSimple());
EXPECT_EQ(0, dbm->GetEffectiveDataSize());
EXPECT_EQ(fourth_file_size, dbm->GetFileSizeSimple());
for (int32_t i = 0; i < num_records; i++) {
const std::string& expr = tkrzw::SPrintF("%010d", i);
EXPECT_EQ(tkrzw::Status::NOT_FOUND_ERROR, dbm->Get(expr));
}
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->OpenAdvanced(
restore_file_path, true, tkrzw::File::OPEN_TRUNCATE, tuning_params));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->ImportFromFileBackward(file_path, false, -1, -1));
EXPECT_EQ(num_records, dbm->CountSimple());
const int64_t sixth_size = dbm->GetFileSizeSimple();
EXPECT_LE(sixth_size, first_file_size);
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
const std::string& value = tkrzw::SPrintF("%d", i);
EXPECT_EQ(value, dbm->GetSimple(key));
}
class MixProc final : public tkrzw::DBM::RecordProcessor {
public:
std::string_view ProcessFull(std::string_view key, std::string_view value) override {
if (tkrzw::StrToInt(key) % 2 == 0) {
return REMOVE;
}
return "";
}
std::string_view ProcessEmpty(std::string_view key) override {
return NOOP;
}
private:
std::string new_value_;
} mix_proc;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->ProcessEach(&mix_proc, true));
EXPECT_EQ(num_records / 2, dbm->CountSimple());
const int64_t seventh_size = dbm->GetFileSizeSimple();
EXPECT_GT(seventh_size, sixth_size);
for (int32_t i = 0; i < num_records; i++) {
const std::string& key = tkrzw::SPrintF("%010d", i);
if (i % 2 == 0) {
EXPECT_EQ(tkrzw::Status::NOT_FOUND_ERROR, dbm->Get(key));
} else {
std::string value;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Get(key, &value));
EXPECT_EQ("", value);
}
}
iter = dbm->MakeIterator();
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->First());
while (true) {
std::string key, value;
const tkrzw::Status status = iter->Get(&key, &value);
if (status != tkrzw::Status::SUCCESS) {
EXPECT_EQ(tkrzw::Status::NOT_FOUND_ERROR, status);
break;
}
EXPECT_EQ("", value);
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->Set("*"));
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->Get(&key, &value));
EXPECT_EQ("*", value);
EXPECT_EQ(tkrzw::Status::SUCCESS, iter->Next());
}
EXPECT_GT(dbm->GetFileSizeSimple(), seventh_size);
class CheckProc final : public tkrzw::DBM::RecordProcessor {
public:
std::string_view ProcessFull(std::string_view key, std::string_view value) override {
EXPECT_EQ("*", value);
return NOOP;
}
} check_proc;
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->ProcessEach(&check_proc, false));
EXPECT_EQ(tkrzw::Status::SUCCESS, dbm->Close());
}
void HashDBMTest::HashDBMVariousSizeTest(tkrzw::HashDBM* dbm) {
tkrzw::TemporaryDirectory tmp_dir(true, "tkrzw-");
const std::string file_path = tmp_dir.MakeUniquePath();
constexpr int32_t num_iterations = 300;
constexpr int32_t max_value_size = 0x20000;
std::string value_buf;
value_buf.reserve(max_value_size);
while (value_buf.size() < max_value_size) {
value_buf.append(1, 'a' + value_buf.size() % 26);
value_buf.append(1, 'a' + value_buf.size() % 25);
}
const int32_t value_sizes[] = {
0, 1, 0x7D, 0x7E, 0x7F, 0x80, 0xEC, 0xED, 0xEE, 0xEF, 0xFD, 0xFE, 0xFF, 0x100,
0x3FFE, 0x3FFF, 0x4000};
const std::vector<tkrzw::HashDBM::UpdateMode> update_modes =
{tkrzw::HashDBM::UPDATE_IN_PLACE, tkrzw::HashDBM::UPDATE_APPENDING};
const std::vector<int32_t> align_pows = {0, 4, 10};
const std::vector<tkrzw::HashDBM::RecordCRCMode> record_crc_modes =
{tkrzw::HashDBM::RECORD_CRC_NONE, tkrzw::HashDBM::RECORD_CRC_32};