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rocksdb/db/version_set_test.cc

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// Copyright (c) 2011-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).
//
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#include "db/version_set.h"
#include "db/log_writer.h"
#include "table/mock_table.h"
#include "util/logging.h"
#include "util/string_util.h"
#include "util/testharness.h"
#include "util/testutil.h"
namespace rocksdb {
class GenerateLevelFilesBriefTest : public testing::Test {
public:
std::vector<FileMetaData*> files_;
LevelFilesBrief file_level_;
Arena arena_;
GenerateLevelFilesBriefTest() { }
~GenerateLevelFilesBriefTest() {
for (size_t i = 0; i < files_.size(); i++) {
delete files_[i];
}
}
void Add(const char* smallest, const char* largest,
SequenceNumber smallest_seq = 100,
SequenceNumber largest_seq = 100) {
FileMetaData* f = new FileMetaData;
f->fd = FileDescriptor(files_.size() + 1, 0, 0);
f->smallest = InternalKey(smallest, smallest_seq, kTypeValue);
f->largest = InternalKey(largest, largest_seq, kTypeValue);
files_.push_back(f);
}
int Compare() {
int diff = 0;
for (size_t i = 0; i < files_.size(); i++) {
if (file_level_.files[i].fd.GetNumber() != files_[i]->fd.GetNumber()) {
diff++;
}
}
return diff;
}
};
TEST_F(GenerateLevelFilesBriefTest, Empty) {
DoGenerateLevelFilesBrief(&file_level_, files_, &arena_);
ASSERT_EQ(0u, file_level_.num_files);
ASSERT_EQ(0, Compare());
}
TEST_F(GenerateLevelFilesBriefTest, Single) {
Add("p", "q");
DoGenerateLevelFilesBrief(&file_level_, files_, &arena_);
ASSERT_EQ(1u, file_level_.num_files);
ASSERT_EQ(0, Compare());
}
TEST_F(GenerateLevelFilesBriefTest, Multiple) {
Add("150", "200");
Add("200", "250");
Add("300", "350");
Add("400", "450");
DoGenerateLevelFilesBrief(&file_level_, files_, &arena_);
ASSERT_EQ(4u, file_level_.num_files);
ASSERT_EQ(0, Compare());
}
class CountingLogger : public Logger {
public:
CountingLogger() : log_count(0) {}
using Logger::Logv;
virtual void Logv(const char* /*format*/, va_list /*ap*/) override {
log_count++;
}
int log_count;
};
Options GetOptionsWithNumLevels(int num_levels,
std::shared_ptr<CountingLogger> logger) {
Options opt;
opt.num_levels = num_levels;
opt.info_log = logger;
return opt;
}
class VersionStorageInfoTest : public testing::Test {
public:
const Comparator* ucmp_;
InternalKeyComparator icmp_;
std::shared_ptr<CountingLogger> logger_;
Options options_;
ImmutableCFOptions ioptions_;
MutableCFOptions mutable_cf_options_;
VersionStorageInfo vstorage_;
InternalKey GetInternalKey(const char* ukey,
SequenceNumber smallest_seq = 100) {
return InternalKey(ukey, smallest_seq, kTypeValue);
}
VersionStorageInfoTest()
: ucmp_(BytewiseComparator()),
icmp_(ucmp_),
logger_(new CountingLogger()),
options_(GetOptionsWithNumLevels(6, logger_)),
ioptions_(options_),
mutable_cf_options_(options_),
vstorage_(&icmp_, ucmp_, 6, kCompactionStyleLevel, nullptr, false) {}
~VersionStorageInfoTest() {
for (int i = 0; i < vstorage_.num_levels(); i++) {
for (auto* f : vstorage_.LevelFiles(i)) {
if (--f->refs == 0) {
delete f;
}
}
}
}
void Add(int level, uint32_t file_number, const char* smallest,
const char* largest, uint64_t file_size = 0) {
assert(level < vstorage_.num_levels());
FileMetaData* f = new FileMetaData;
f->fd = FileDescriptor(file_number, 0, file_size);
f->smallest = GetInternalKey(smallest, 0);
f->largest = GetInternalKey(largest, 0);
f->compensated_file_size = file_size;
f->refs = 0;
f->num_entries = 0;
f->num_deletions = 0;
vstorage_.AddFile(level, f);
}
void Add(int level, uint32_t file_number, const InternalKey& smallest,
const InternalKey& largest, uint64_t file_size = 0) {
assert(level < vstorage_.num_levels());
FileMetaData* f = new FileMetaData;
f->fd = FileDescriptor(file_number, 0, file_size);
f->smallest = smallest;
f->largest = largest;
f->compensated_file_size = file_size;
f->refs = 0;
f->num_entries = 0;
f->num_deletions = 0;
vstorage_.AddFile(level, f);
}
std::string GetOverlappingFiles(int level, const InternalKey& begin,
const InternalKey& end) {
std::vector<FileMetaData*> inputs;
vstorage_.GetOverlappingInputs(level, &begin, &end, &inputs);
std::string result;
for (size_t i = 0; i < inputs.size(); ++i) {
if (i > 0) {
result += ",";
}
AppendNumberTo(&result, inputs[i]->fd.GetNumber());
}
return result;
}
};
TEST_F(VersionStorageInfoTest, MaxBytesForLevelStatic) {
ioptions_.level_compaction_dynamic_level_bytes = false;
mutable_cf_options_.max_bytes_for_level_base = 10;
mutable_cf_options_.max_bytes_for_level_multiplier = 5;
Add(4, 100U, "1", "2");
Add(5, 101U, "1", "2");
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(vstorage_.MaxBytesForLevel(1), 10U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(2), 50U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(3), 250U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(4), 1250U);
ASSERT_EQ(0, logger_->log_count);
}
TEST_F(VersionStorageInfoTest, MaxBytesForLevelDynamic) {
ioptions_.level_compaction_dynamic_level_bytes = true;
mutable_cf_options_.max_bytes_for_level_base = 1000;
mutable_cf_options_.max_bytes_for_level_multiplier = 5;
Add(5, 1U, "1", "2", 500U);
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(0, logger_->log_count);
ASSERT_EQ(vstorage_.base_level(), 5);
Add(5, 2U, "3", "4", 550U);
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(0, logger_->log_count);
ASSERT_EQ(vstorage_.MaxBytesForLevel(4), 1000U);
ASSERT_EQ(vstorage_.base_level(), 4);
Add(4, 3U, "3", "4", 550U);
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(0, logger_->log_count);
ASSERT_EQ(vstorage_.MaxBytesForLevel(4), 1000U);
ASSERT_EQ(vstorage_.base_level(), 4);
Add(3, 4U, "3", "4", 250U);
Add(3, 5U, "5", "7", 300U);
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(1, logger_->log_count);
ASSERT_EQ(vstorage_.MaxBytesForLevel(4), 1005U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(3), 1000U);
ASSERT_EQ(vstorage_.base_level(), 3);
Add(1, 6U, "3", "4", 5U);
Add(1, 7U, "8", "9", 5U);
logger_->log_count = 0;
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(1, logger_->log_count);
ASSERT_GT(vstorage_.MaxBytesForLevel(4), 1005U);
ASSERT_GT(vstorage_.MaxBytesForLevel(3), 1005U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(2), 1005U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(1), 1000U);
ASSERT_EQ(vstorage_.base_level(), 1);
}
TEST_F(VersionStorageInfoTest, MaxBytesForLevelDynamicLotsOfData) {
ioptions_.level_compaction_dynamic_level_bytes = true;
mutable_cf_options_.max_bytes_for_level_base = 100;
mutable_cf_options_.max_bytes_for_level_multiplier = 2;
Add(0, 1U, "1", "2", 50U);
Add(1, 2U, "1", "2", 50U);
Add(2, 3U, "1", "2", 500U);
Add(3, 4U, "1", "2", 500U);
Add(4, 5U, "1", "2", 1700U);
Add(5, 6U, "1", "2", 500U);
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(vstorage_.MaxBytesForLevel(4), 800U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(3), 400U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(2), 200U);
ASSERT_EQ(vstorage_.MaxBytesForLevel(1), 100U);
ASSERT_EQ(vstorage_.base_level(), 1);
ASSERT_EQ(0, logger_->log_count);
}
TEST_F(VersionStorageInfoTest, MaxBytesForLevelDynamicLargeLevel) {
uint64_t kOneGB = 1000U * 1000U * 1000U;
ioptions_.level_compaction_dynamic_level_bytes = true;
mutable_cf_options_.max_bytes_for_level_base = 10U * kOneGB;
mutable_cf_options_.max_bytes_for_level_multiplier = 10;
Add(0, 1U, "1", "2", 50U);
Add(3, 4U, "1", "2", 32U * kOneGB);
Add(4, 5U, "1", "2", 500U * kOneGB);
Add(5, 6U, "1", "2", 3000U * kOneGB);
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
ASSERT_EQ(vstorage_.MaxBytesForLevel(5), 3000U * kOneGB);
ASSERT_EQ(vstorage_.MaxBytesForLevel(4), 300U * kOneGB);
ASSERT_EQ(vstorage_.MaxBytesForLevel(3), 30U * kOneGB);
ASSERT_EQ(vstorage_.MaxBytesForLevel(2), 10U * kOneGB);
ASSERT_EQ(vstorage_.base_level(), 2);
ASSERT_EQ(0, logger_->log_count);
}
TEST_F(VersionStorageInfoTest, EstimateLiveDataSize) {
// Test whether the overlaps are detected as expected
Add(1, 1U, "4", "7", 1U); // Perfect overlap with last level
Add(2, 2U, "3", "5", 1U); // Partial overlap with last level
Add(2, 3U, "6", "8", 1U); // Partial overlap with last level
Add(3, 4U, "1", "9", 1U); // Contains range of last level
Add(4, 5U, "4", "5", 1U); // Inside range of last level
Add(4, 5U, "6", "7", 1U); // Inside range of last level
Add(5, 6U, "4", "7", 10U);
ASSERT_EQ(10U, vstorage_.EstimateLiveDataSize());
}
TEST_F(VersionStorageInfoTest, EstimateLiveDataSize2) {
Add(0, 1U, "9", "9", 1U); // Level 0 is not ordered
Add(0, 1U, "5", "6", 1U); // Ignored because of [5,6] in l1
Add(1, 1U, "1", "2", 1U); // Ignored because of [2,3] in l2
Add(1, 2U, "3", "4", 1U); // Ignored because of [2,3] in l2
Add(1, 3U, "5", "6", 1U);
Add(2, 4U, "2", "3", 1U);
Add(3, 5U, "7", "8", 1U);
ASSERT_EQ(4U, vstorage_.EstimateLiveDataSize());
}
TEST_F(VersionStorageInfoTest, GetOverlappingInputs) {
// Two files that overlap at the range deletion tombstone sentinel.
Add(1, 1U, {"a", 0, kTypeValue}, {"b", kMaxSequenceNumber, kTypeRangeDeletion}, 1);
Add(1, 2U, {"b", 0, kTypeValue}, {"c", 0, kTypeValue}, 1);
// Two files that overlap at the same user key.
Add(1, 3U, {"d", 0, kTypeValue}, {"e", kMaxSequenceNumber, kTypeValue}, 1);
Add(1, 4U, {"e", 0, kTypeValue}, {"f", 0, kTypeValue}, 1);
// Two files that do not overlap.
Add(1, 5U, {"g", 0, kTypeValue}, {"h", 0, kTypeValue}, 1);
Add(1, 6U, {"i", 0, kTypeValue}, {"j", 0, kTypeValue}, 1);
vstorage_.UpdateNumNonEmptyLevels();
vstorage_.GenerateLevelFilesBrief();
ASSERT_EQ("1,2", GetOverlappingFiles(
1, {"a", 0, kTypeValue}, {"b", 0, kTypeValue}));
ASSERT_EQ("1", GetOverlappingFiles(
1, {"a", 0, kTypeValue}, {"b", kMaxSequenceNumber, kTypeRangeDeletion}));
ASSERT_EQ("2", GetOverlappingFiles(
1, {"b", kMaxSequenceNumber, kTypeValue}, {"c", 0, kTypeValue}));
ASSERT_EQ("3,4", GetOverlappingFiles(
1, {"d", 0, kTypeValue}, {"e", 0, kTypeValue}));
ASSERT_EQ("3", GetOverlappingFiles(
1, {"d", 0, kTypeValue}, {"e", kMaxSequenceNumber, kTypeRangeDeletion}));
ASSERT_EQ("3,4", GetOverlappingFiles(
1, {"e", kMaxSequenceNumber, kTypeValue}, {"f", 0, kTypeValue}));
ASSERT_EQ("3,4", GetOverlappingFiles(
1, {"e", 0, kTypeValue}, {"f", 0, kTypeValue}));
ASSERT_EQ("5", GetOverlappingFiles(
1, {"g", 0, kTypeValue}, {"h", 0, kTypeValue}));
ASSERT_EQ("6", GetOverlappingFiles(
1, {"i", 0, kTypeValue}, {"j", 0, kTypeValue}));
}
class FindLevelFileTest : public testing::Test {
public:
LevelFilesBrief file_level_;
bool disjoint_sorted_files_;
Arena arena_;
FindLevelFileTest() : disjoint_sorted_files_(true) { }
~FindLevelFileTest() {
}
void LevelFileInit(size_t num = 0) {
char* mem = arena_.AllocateAligned(num * sizeof(FdWithKeyRange));
file_level_.files = new (mem)FdWithKeyRange[num];
file_level_.num_files = 0;
}
void Add(const char* smallest, const char* largest,
SequenceNumber smallest_seq = 100,
SequenceNumber largest_seq = 100) {
InternalKey smallest_key = InternalKey(smallest, smallest_seq, kTypeValue);
InternalKey largest_key = InternalKey(largest, largest_seq, kTypeValue);
Slice smallest_slice = smallest_key.Encode();
Slice largest_slice = largest_key.Encode();
char* mem = arena_.AllocateAligned(
smallest_slice.size() + largest_slice.size());
memcpy(mem, smallest_slice.data(), smallest_slice.size());
memcpy(mem + smallest_slice.size(), largest_slice.data(),
largest_slice.size());
// add to file_level_
size_t num = file_level_.num_files;
auto& file = file_level_.files[num];
file.fd = FileDescriptor(num + 1, 0, 0);
file.smallest_key = Slice(mem, smallest_slice.size());
file.largest_key = Slice(mem + smallest_slice.size(),
largest_slice.size());
file_level_.num_files++;
}
int Find(const char* key) {
InternalKey target(key, 100, kTypeValue);
InternalKeyComparator cmp(BytewiseComparator());
return FindFile(cmp, file_level_, target.Encode());
}
bool Overlaps(const char* smallest, const char* largest) {
InternalKeyComparator cmp(BytewiseComparator());
Slice s(smallest != nullptr ? smallest : "");
Slice l(largest != nullptr ? largest : "");
return SomeFileOverlapsRange(cmp, disjoint_sorted_files_, file_level_,
(smallest != nullptr ? &s : nullptr),
(largest != nullptr ? &l : nullptr));
}
};
TEST_F(FindLevelFileTest, LevelEmpty) {
LevelFileInit(0);
ASSERT_EQ(0, Find("foo"));
ASSERT_TRUE(! Overlaps("a", "z"));
ASSERT_TRUE(! Overlaps(nullptr, "z"));
ASSERT_TRUE(! Overlaps("a", nullptr));
ASSERT_TRUE(! Overlaps(nullptr, nullptr));
}
TEST_F(FindLevelFileTest, LevelSingle) {
LevelFileInit(1);
Add("p", "q");
ASSERT_EQ(0, Find("a"));
ASSERT_EQ(0, Find("p"));
ASSERT_EQ(0, Find("p1"));
ASSERT_EQ(0, Find("q"));
ASSERT_EQ(1, Find("q1"));
ASSERT_EQ(1, Find("z"));
ASSERT_TRUE(! Overlaps("a", "b"));
ASSERT_TRUE(! Overlaps("z1", "z2"));
ASSERT_TRUE(Overlaps("a", "p"));
ASSERT_TRUE(Overlaps("a", "q"));
ASSERT_TRUE(Overlaps("a", "z"));
ASSERT_TRUE(Overlaps("p", "p1"));
ASSERT_TRUE(Overlaps("p", "q"));
ASSERT_TRUE(Overlaps("p", "z"));
ASSERT_TRUE(Overlaps("p1", "p2"));
ASSERT_TRUE(Overlaps("p1", "z"));
ASSERT_TRUE(Overlaps("q", "q"));
ASSERT_TRUE(Overlaps("q", "q1"));
ASSERT_TRUE(! Overlaps(nullptr, "j"));
ASSERT_TRUE(! Overlaps("r", nullptr));
ASSERT_TRUE(Overlaps(nullptr, "p"));
ASSERT_TRUE(Overlaps(nullptr, "p1"));
ASSERT_TRUE(Overlaps("q", nullptr));
ASSERT_TRUE(Overlaps(nullptr, nullptr));
}
TEST_F(FindLevelFileTest, LevelMultiple) {
LevelFileInit(4);
Add("150", "200");
Add("200", "250");
Add("300", "350");
Add("400", "450");
ASSERT_EQ(0, Find("100"));
ASSERT_EQ(0, Find("150"));
ASSERT_EQ(0, Find("151"));
ASSERT_EQ(0, Find("199"));
ASSERT_EQ(0, Find("200"));
ASSERT_EQ(1, Find("201"));
ASSERT_EQ(1, Find("249"));
ASSERT_EQ(1, Find("250"));
ASSERT_EQ(2, Find("251"));
ASSERT_EQ(2, Find("299"));
ASSERT_EQ(2, Find("300"));
ASSERT_EQ(2, Find("349"));
ASSERT_EQ(2, Find("350"));
ASSERT_EQ(3, Find("351"));
ASSERT_EQ(3, Find("400"));
ASSERT_EQ(3, Find("450"));
ASSERT_EQ(4, Find("451"));
ASSERT_TRUE(! Overlaps("100", "149"));
ASSERT_TRUE(! Overlaps("251", "299"));
ASSERT_TRUE(! Overlaps("451", "500"));
ASSERT_TRUE(! Overlaps("351", "399"));
ASSERT_TRUE(Overlaps("100", "150"));
ASSERT_TRUE(Overlaps("100", "200"));
ASSERT_TRUE(Overlaps("100", "300"));
ASSERT_TRUE(Overlaps("100", "400"));
ASSERT_TRUE(Overlaps("100", "500"));
ASSERT_TRUE(Overlaps("375", "400"));
ASSERT_TRUE(Overlaps("450", "450"));
ASSERT_TRUE(Overlaps("450", "500"));
}
TEST_F(FindLevelFileTest, LevelMultipleNullBoundaries) {
LevelFileInit(4);
Add("150", "200");
Add("200", "250");
Add("300", "350");
Add("400", "450");
ASSERT_TRUE(! Overlaps(nullptr, "149"));
ASSERT_TRUE(! Overlaps("451", nullptr));
ASSERT_TRUE(Overlaps(nullptr, nullptr));
ASSERT_TRUE(Overlaps(nullptr, "150"));
ASSERT_TRUE(Overlaps(nullptr, "199"));
ASSERT_TRUE(Overlaps(nullptr, "200"));
ASSERT_TRUE(Overlaps(nullptr, "201"));
ASSERT_TRUE(Overlaps(nullptr, "400"));
ASSERT_TRUE(Overlaps(nullptr, "800"));
ASSERT_TRUE(Overlaps("100", nullptr));
ASSERT_TRUE(Overlaps("200", nullptr));
ASSERT_TRUE(Overlaps("449", nullptr));
ASSERT_TRUE(Overlaps("450", nullptr));
}
TEST_F(FindLevelFileTest, LevelOverlapSequenceChecks) {
LevelFileInit(1);
Add("200", "200", 5000, 3000);
ASSERT_TRUE(! Overlaps("199", "199"));
ASSERT_TRUE(! Overlaps("201", "300"));
ASSERT_TRUE(Overlaps("200", "200"));
ASSERT_TRUE(Overlaps("190", "200"));
ASSERT_TRUE(Overlaps("200", "210"));
}
TEST_F(FindLevelFileTest, LevelOverlappingFiles) {
LevelFileInit(2);
Add("150", "600");
Add("400", "500");
disjoint_sorted_files_ = false;
ASSERT_TRUE(! Overlaps("100", "149"));
ASSERT_TRUE(! Overlaps("601", "700"));
ASSERT_TRUE(Overlaps("100", "150"));
ASSERT_TRUE(Overlaps("100", "200"));
ASSERT_TRUE(Overlaps("100", "300"));
ASSERT_TRUE(Overlaps("100", "400"));
ASSERT_TRUE(Overlaps("100", "500"));
ASSERT_TRUE(Overlaps("375", "400"));
ASSERT_TRUE(Overlaps("450", "450"));
ASSERT_TRUE(Overlaps("450", "500"));
ASSERT_TRUE(Overlaps("450", "700"));
ASSERT_TRUE(Overlaps("600", "700"));
}
class ManifestWriterTest : public testing::Test {
public:
ManifestWriterTest()
: env_(Env::Default()),
dbname_(test::PerThreadDBPath("version_set_test")),
db_options_(),
mutable_cf_options_(cf_options_),
table_cache_(NewLRUCache(50000, 16)),
write_buffer_manager_(db_options_.db_write_buffer_size),
versions_(new VersionSet(dbname_, &db_options_, env_options_,
table_cache_.get(), &write_buffer_manager_,
&write_controller_)),
shutting_down_(false),
mock_table_factory_(std::make_shared<mock::MockTableFactory>()) {
EXPECT_OK(env_->CreateDirIfMissing(dbname_));
db_options_.db_paths.emplace_back(dbname_,
std::numeric_limits<uint64_t>::max());
}
// Create DB with 3 column families.
void NewDB() {
VersionEdit new_db;
new_db.SetLogNumber(0);
new_db.SetNextFile(2);
new_db.SetLastSequence(0);
const std::vector<std::string> cf_names = {kDefaultColumnFamilyName,
"alice", "bob"};
const int kInitialNumOfCfs = static_cast<int>(cf_names.size());
autovector<VersionEdit> new_cfs;
uint64_t last_seq = 1;
uint32_t cf_id = 1;
for (int i = 1; i != kInitialNumOfCfs; ++i) {
VersionEdit new_cf;
new_cf.AddColumnFamily(cf_names[i]);
new_cf.SetColumnFamily(cf_id++);
new_cf.SetLogNumber(0);
new_cf.SetNextFile(2);
new_cf.SetLastSequence(last_seq++);
new_cfs.emplace_back(new_cf);
}
const std::string manifest = DescriptorFileName(dbname_, 1);
unique_ptr<WritableFile> file;
Status s = env_->NewWritableFile(
manifest, &file, env_->OptimizeForManifestWrite(env_options_));
ASSERT_OK(s);
unique_ptr<WritableFileWriter> file_writer(
new WritableFileWriter(std::move(file), env_options_));
{
log::Writer log(std::move(file_writer), 0, false);
std::string record;
new_db.EncodeTo(&record);
s = log.AddRecord(record);
for (const auto& e : new_cfs) {
e.EncodeTo(&record);
s = log.AddRecord(record);
ASSERT_OK(s);
}
}
ASSERT_OK(s);
// Make "CURRENT" file point to the new manifest file.
s = SetCurrentFile(env_, dbname_, 1, nullptr);
std::vector<ColumnFamilyDescriptor> column_families;
cf_options_.table_factory = mock_table_factory_;
for (const auto& cf_name : cf_names) {
column_families.emplace_back(cf_name, cf_options_);
}
EXPECT_OK(versions_->Recover(column_families, false));
EXPECT_EQ(kInitialNumOfCfs,
versions_->GetColumnFamilySet()->NumberOfColumnFamilies());
for (auto cfd : *versions_->GetColumnFamilySet()) {
cfds_.emplace_back(cfd);
}
}
Env* env_;
const std::string dbname_;
EnvOptions env_options_;
ImmutableDBOptions db_options_;
ColumnFamilyOptions cf_options_;
MutableCFOptions mutable_cf_options_;
std::shared_ptr<Cache> table_cache_;
WriteController write_controller_;
WriteBufferManager write_buffer_manager_;
std::unique_ptr<VersionSet> versions_;
InstrumentedMutex mutex_;
std::atomic<bool> shutting_down_;
std::shared_ptr<mock::MockTableFactory> mock_table_factory_;
std::vector<ColumnFamilyData*> cfds_;
};
TEST_F(ManifestWriterTest, SameColumnFamilyGroupCommit) {
NewDB();
const int kGroupSize = 5;
std::vector<VersionEdit> edits(kGroupSize);
std::vector<ColumnFamilyData*> cfds(kGroupSize, cfds_[0]);
std::vector<MutableCFOptions> all_mutable_cf_options(kGroupSize,
mutable_cf_options_);
std::vector<autovector<VersionEdit*>> edit_lists(kGroupSize);
for (int i = 0; i != kGroupSize; ++i) {
edit_lists[i].emplace_back(&edits[i]);
}
int count = 0;
SyncPoint::GetInstance()->SetCallBack(
"VersionSet::ProcessManifestWrites:SameColumnFamily", [&](void* arg) {
uint32_t* cf_id = reinterpret_cast<uint32_t*>(arg);
EXPECT_EQ(0, *cf_id);
++count;
});
SyncPoint::GetInstance()->EnableProcessing();
mutex_.Lock();
Status s =
versions_->LogAndApply(cfds, all_mutable_cf_options, edit_lists, &mutex_);
mutex_.Unlock();
EXPECT_OK(s);
EXPECT_EQ(kGroupSize - 1, count);
}
} // namespace rocksdb
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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