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diff --git a/src/rocksdb/utilities/ttl/ttl_test.cc b/src/rocksdb/utilities/ttl/ttl_test.cc
new file mode 100644
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+++ b/src/rocksdb/utilities/ttl/ttl_test.cc
@@ -0,0 +1,693 @@
+// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+// 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.
+
+#ifndef ROCKSDB_LITE
+
+#include <map>
+#include <memory>
+#include "rocksdb/compaction_filter.h"
+#include "rocksdb/utilities/db_ttl.h"
+#include "test_util/testharness.h"
+#include "util/string_util.h"
+#ifndef OS_WIN
+#include <unistd.h>
+#endif
+
+namespace ROCKSDB_NAMESPACE {
+
+namespace {
+
+typedef std::map<std::string, std::string> KVMap;
+
+enum BatchOperation { OP_PUT = 0, OP_DELETE = 1 };
+}
+
+class SpecialTimeEnv : public EnvWrapper {
+ public:
+ explicit SpecialTimeEnv(Env* base) : EnvWrapper(base) {
+ base->GetCurrentTime(&current_time_);
+ }
+
+ void Sleep(int64_t sleep_time) { current_time_ += sleep_time; }
+ Status GetCurrentTime(int64_t* current_time) override {
+ *current_time = current_time_;
+ return Status::OK();
+ }
+
+ private:
+ int64_t current_time_ = 0;
+};
+
+class TtlTest : public testing::Test {
+ public:
+ TtlTest() {
+ env_.reset(new SpecialTimeEnv(Env::Default()));
+ dbname_ = test::PerThreadDBPath("db_ttl");
+ options_.create_if_missing = true;
+ options_.env = env_.get();
+ // ensure that compaction is kicked in to always strip timestamp from kvs
+ options_.max_compaction_bytes = 1;
+ // compaction should take place always from level0 for determinism
+ db_ttl_ = nullptr;
+ DestroyDB(dbname_, Options());
+ }
+
+ ~TtlTest() override {
+ CloseTtl();
+ DestroyDB(dbname_, Options());
+ }
+
+ // Open database with TTL support when TTL not provided with db_ttl_ pointer
+ void OpenTtl() {
+ ASSERT_TRUE(db_ttl_ ==
+ nullptr); // db should be closed before opening again
+ ASSERT_OK(DBWithTTL::Open(options_, dbname_, &db_ttl_));
+ }
+
+ // Open database with TTL support when TTL provided with db_ttl_ pointer
+ void OpenTtl(int32_t ttl) {
+ ASSERT_TRUE(db_ttl_ == nullptr);
+ ASSERT_OK(DBWithTTL::Open(options_, dbname_, &db_ttl_, ttl));
+ }
+
+ // Open with TestFilter compaction filter
+ void OpenTtlWithTestCompaction(int32_t ttl) {
+ options_.compaction_filter_factory =
+ std::shared_ptr<CompactionFilterFactory>(
+ new TestFilterFactory(kSampleSize_, kNewValue_));
+ OpenTtl(ttl);
+ }
+
+ // Open database with TTL support in read_only mode
+ void OpenReadOnlyTtl(int32_t ttl) {
+ ASSERT_TRUE(db_ttl_ == nullptr);
+ ASSERT_OK(DBWithTTL::Open(options_, dbname_, &db_ttl_, ttl, true));
+ }
+
+ // Call db_ttl_->Close() before delete db_ttl_
+ void CloseTtl() { CloseTtlHelper(true); }
+
+ // No db_ttl_->Close() before delete db_ttl_
+ void CloseTtlNoDBClose() { CloseTtlHelper(false); }
+
+ void CloseTtlHelper(bool close_db) {
+ if (db_ttl_ != nullptr) {
+ if (close_db) {
+ db_ttl_->Close();
+ }
+ delete db_ttl_;
+ db_ttl_ = nullptr;
+ }
+ }
+
+ // Populates and returns a kv-map
+ void MakeKVMap(int64_t num_entries) {
+ kvmap_.clear();
+ int digits = 1;
+ for (int64_t dummy = num_entries; dummy /= 10; ++digits) {
+ }
+ int digits_in_i = 1;
+ for (int64_t i = 0; i < num_entries; i++) {
+ std::string key = "key";
+ std::string value = "value";
+ if (i % 10 == 0) {
+ digits_in_i++;
+ }
+ for(int j = digits_in_i; j < digits; j++) {
+ key.append("0");
+ value.append("0");
+ }
+ AppendNumberTo(&key, i);
+ AppendNumberTo(&value, i);
+ kvmap_[key] = value;
+ }
+ ASSERT_EQ(static_cast<int64_t>(kvmap_.size()),
+ num_entries); // check all insertions done
+ }
+
+ // Makes a write-batch with key-vals from kvmap_ and 'Write''s it
+ void MakePutWriteBatch(const BatchOperation* batch_ops, int64_t num_ops) {
+ ASSERT_LE(num_ops, static_cast<int64_t>(kvmap_.size()));
+ static WriteOptions wopts;
+ static FlushOptions flush_opts;
+ WriteBatch batch;
+ kv_it_ = kvmap_.begin();
+ for (int64_t i = 0; i < num_ops && kv_it_ != kvmap_.end(); i++, ++kv_it_) {
+ switch (batch_ops[i]) {
+ case OP_PUT:
+ batch.Put(kv_it_->first, kv_it_->second);
+ break;
+ case OP_DELETE:
+ batch.Delete(kv_it_->first);
+ break;
+ default:
+ FAIL();
+ }
+ }
+ db_ttl_->Write(wopts, &batch);
+ db_ttl_->Flush(flush_opts);
+ }
+
+ // Puts num_entries starting from start_pos_map from kvmap_ into the database
+ void PutValues(int64_t start_pos_map, int64_t num_entries, bool flush = true,
+ ColumnFamilyHandle* cf = nullptr) {
+ ASSERT_TRUE(db_ttl_);
+ ASSERT_LE(start_pos_map + num_entries, static_cast<int64_t>(kvmap_.size()));
+ static WriteOptions wopts;
+ static FlushOptions flush_opts;
+ kv_it_ = kvmap_.begin();
+ advance(kv_it_, start_pos_map);
+ for (int64_t i = 0; kv_it_ != kvmap_.end() && i < num_entries;
+ i++, ++kv_it_) {
+ ASSERT_OK(cf == nullptr
+ ? db_ttl_->Put(wopts, kv_it_->first, kv_it_->second)
+ : db_ttl_->Put(wopts, cf, kv_it_->first, kv_it_->second));
+ }
+ // Put a mock kv at the end because CompactionFilter doesn't delete last key
+ ASSERT_OK(cf == nullptr ? db_ttl_->Put(wopts, "keymock", "valuemock")
+ : db_ttl_->Put(wopts, cf, "keymock", "valuemock"));
+ if (flush) {
+ if (cf == nullptr) {
+ db_ttl_->Flush(flush_opts);
+ } else {
+ db_ttl_->Flush(flush_opts, cf);
+ }
+ }
+ }
+
+ // Runs a manual compaction
+ void ManualCompact(ColumnFamilyHandle* cf = nullptr) {
+ if (cf == nullptr) {
+ db_ttl_->CompactRange(CompactRangeOptions(), nullptr, nullptr);
+ } else {
+ db_ttl_->CompactRange(CompactRangeOptions(), cf, nullptr, nullptr);
+ }
+ }
+
+ // checks the whole kvmap_ to return correct values using KeyMayExist
+ void SimpleKeyMayExistCheck() {
+ static ReadOptions ropts;
+ bool value_found;
+ std::string val;
+ for(auto &kv : kvmap_) {
+ bool ret = db_ttl_->KeyMayExist(ropts, kv.first, &val, &value_found);
+ if (ret == false || value_found == false) {
+ fprintf(stderr, "KeyMayExist could not find key=%s in the database but"
+ " should have\n", kv.first.c_str());
+ FAIL();
+ } else if (val.compare(kv.second) != 0) {
+ fprintf(stderr, " value for key=%s present in database is %s but"
+ " should be %s\n", kv.first.c_str(), val.c_str(),
+ kv.second.c_str());
+ FAIL();
+ }
+ }
+ }
+
+ // checks the whole kvmap_ to return correct values using MultiGet
+ void SimpleMultiGetTest() {
+ static ReadOptions ropts;
+ std::vector<Slice> keys;
+ std::vector<std::string> values;
+
+ for (auto& kv : kvmap_) {
+ keys.emplace_back(kv.first);
+ }
+
+ auto statuses = db_ttl_->MultiGet(ropts, keys, &values);
+ size_t i = 0;
+ for (auto& kv : kvmap_) {
+ ASSERT_OK(statuses[i]);
+ ASSERT_EQ(values[i], kv.second);
+ ++i;
+ }
+ }
+
+ // Sleeps for slp_tim then runs a manual compaction
+ // Checks span starting from st_pos from kvmap_ in the db and
+ // Gets should return true if check is true and false otherwise
+ // Also checks that value that we got is the same as inserted; and =kNewValue
+ // if test_compaction_change is true
+ void SleepCompactCheck(int slp_tim, int64_t st_pos, int64_t span,
+ bool check = true, bool test_compaction_change = false,
+ ColumnFamilyHandle* cf = nullptr) {
+ ASSERT_TRUE(db_ttl_);
+
+ env_->Sleep(slp_tim);
+ ManualCompact(cf);
+ static ReadOptions ropts;
+ kv_it_ = kvmap_.begin();
+ advance(kv_it_, st_pos);
+ std::string v;
+ for (int64_t i = 0; kv_it_ != kvmap_.end() && i < span; i++, ++kv_it_) {
+ Status s = (cf == nullptr) ? db_ttl_->Get(ropts, kv_it_->first, &v)
+ : db_ttl_->Get(ropts, cf, kv_it_->first, &v);
+ if (s.ok() != check) {
+ fprintf(stderr, "key=%s ", kv_it_->first.c_str());
+ if (!s.ok()) {
+ fprintf(stderr, "is absent from db but was expected to be present\n");
+ } else {
+ fprintf(stderr, "is present in db but was expected to be absent\n");
+ }
+ FAIL();
+ } else if (s.ok()) {
+ if (test_compaction_change && v.compare(kNewValue_) != 0) {
+ fprintf(stderr, " value for key=%s present in database is %s but "
+ " should be %s\n", kv_it_->first.c_str(), v.c_str(),
+ kNewValue_.c_str());
+ FAIL();
+ } else if (!test_compaction_change && v.compare(kv_it_->second) !=0) {
+ fprintf(stderr, " value for key=%s present in database is %s but "
+ " should be %s\n", kv_it_->first.c_str(), v.c_str(),
+ kv_it_->second.c_str());
+ FAIL();
+ }
+ }
+ }
+ }
+
+ // Similar as SleepCompactCheck but uses TtlIterator to read from db
+ void SleepCompactCheckIter(int slp, int st_pos, int64_t span,
+ bool check = true) {
+ ASSERT_TRUE(db_ttl_);
+ env_->Sleep(slp);
+ ManualCompact();
+ static ReadOptions ropts;
+ Iterator *dbiter = db_ttl_->NewIterator(ropts);
+ kv_it_ = kvmap_.begin();
+ advance(kv_it_, st_pos);
+
+ dbiter->Seek(kv_it_->first);
+ if (!check) {
+ if (dbiter->Valid()) {
+ ASSERT_NE(dbiter->value().compare(kv_it_->second), 0);
+ }
+ } else { // dbiter should have found out kvmap_[st_pos]
+ for (int64_t i = st_pos; kv_it_ != kvmap_.end() && i < st_pos + span;
+ i++, ++kv_it_) {
+ ASSERT_TRUE(dbiter->Valid());
+ ASSERT_EQ(dbiter->value().compare(kv_it_->second), 0);
+ dbiter->Next();
+ }
+ }
+ delete dbiter;
+ }
+
+ // Set ttl on open db
+ void SetTtl(int32_t ttl, ColumnFamilyHandle* cf = nullptr) {
+ ASSERT_TRUE(db_ttl_);
+ cf == nullptr ? db_ttl_->SetTtl(ttl) : db_ttl_->SetTtl(cf, ttl);
+ }
+
+ class TestFilter : public CompactionFilter {
+ public:
+ TestFilter(const int64_t kSampleSize, const std::string& kNewValue)
+ : kSampleSize_(kSampleSize),
+ kNewValue_(kNewValue) {
+ }
+
+ // Works on keys of the form "key<number>"
+ // Drops key if number at the end of key is in [0, kSampleSize_/3),
+ // Keeps key if it is in [kSampleSize_/3, 2*kSampleSize_/3),
+ // Change value if it is in [2*kSampleSize_/3, kSampleSize_)
+ // Eg. kSampleSize_=6. Drop:key0-1...Keep:key2-3...Change:key4-5...
+ bool Filter(int /*level*/, const Slice& key, const Slice& /*value*/,
+ std::string* new_value, bool* value_changed) const override {
+ assert(new_value != nullptr);
+
+ std::string search_str = "0123456789";
+ std::string key_string = key.ToString();
+ size_t pos = key_string.find_first_of(search_str);
+ int num_key_end;
+ if (pos != std::string::npos) {
+ auto key_substr = key_string.substr(pos, key.size() - pos);
+#ifndef CYGWIN
+ num_key_end = std::stoi(key_substr);
+#else
+ num_key_end = std::strtol(key_substr.c_str(), 0, 10);
+#endif
+
+ } else {
+ return false; // Keep keys not matching the format "key<NUMBER>"
+ }
+
+ int64_t partition = kSampleSize_ / 3;
+ if (num_key_end < partition) {
+ return true;
+ } else if (num_key_end < partition * 2) {
+ return false;
+ } else {
+ *new_value = kNewValue_;
+ *value_changed = true;
+ return false;
+ }
+ }
+
+ const char* Name() const override { return "TestFilter"; }
+
+ private:
+ const int64_t kSampleSize_;
+ const std::string kNewValue_;
+ };
+
+ class TestFilterFactory : public CompactionFilterFactory {
+ public:
+ TestFilterFactory(const int64_t kSampleSize, const std::string& kNewValue)
+ : kSampleSize_(kSampleSize),
+ kNewValue_(kNewValue) {
+ }
+
+ std::unique_ptr<CompactionFilter> CreateCompactionFilter(
+ const CompactionFilter::Context& /*context*/) override {
+ return std::unique_ptr<CompactionFilter>(
+ new TestFilter(kSampleSize_, kNewValue_));
+ }
+
+ const char* Name() const override { return "TestFilterFactory"; }
+
+ private:
+ const int64_t kSampleSize_;
+ const std::string kNewValue_;
+ };
+
+
+ // Choose carefully so that Put, Gets & Compaction complete in 1 second buffer
+ static const int64_t kSampleSize_ = 100;
+ std::string dbname_;
+ DBWithTTL* db_ttl_;
+ std::unique_ptr<SpecialTimeEnv> env_;
+
+ private:
+ Options options_;
+ KVMap kvmap_;
+ KVMap::iterator kv_it_;
+ const std::string kNewValue_ = "new_value";
+ std::unique_ptr<CompactionFilter> test_comp_filter_;
+}; // class TtlTest
+
+// If TTL is non positive or not provided, the behaviour is TTL = infinity
+// This test opens the db 3 times with such default behavior and inserts a
+// bunch of kvs each time. All kvs should accumulate in the db till the end
+// Partitions the sample-size provided into 3 sets over boundary1 and boundary2
+TEST_F(TtlTest, NoEffect) {
+ MakeKVMap(kSampleSize_);
+ int64_t boundary1 = kSampleSize_ / 3;
+ int64_t boundary2 = 2 * boundary1;
+
+ OpenTtl();
+ PutValues(0, boundary1); //T=0: Set1 never deleted
+ SleepCompactCheck(1, 0, boundary1); //T=1: Set1 still there
+ CloseTtl();
+
+ OpenTtl(0);
+ PutValues(boundary1, boundary2 - boundary1); //T=1: Set2 never deleted
+ SleepCompactCheck(1, 0, boundary2); //T=2: Sets1 & 2 still there
+ CloseTtl();
+
+ OpenTtl(-1);
+ PutValues(boundary2, kSampleSize_ - boundary2); //T=3: Set3 never deleted
+ SleepCompactCheck(1, 0, kSampleSize_, true); //T=4: Sets 1,2,3 still there
+ CloseTtl();
+}
+
+// Rerun the NoEffect test with a different version of CloseTtl
+// function, where db is directly deleted without close.
+TEST_F(TtlTest, DestructWithoutClose) {
+ MakeKVMap(kSampleSize_);
+ int64_t boundary1 = kSampleSize_ / 3;
+ int64_t boundary2 = 2 * boundary1;
+
+ OpenTtl();
+ PutValues(0, boundary1); // T=0: Set1 never deleted
+ SleepCompactCheck(1, 0, boundary1); // T=1: Set1 still there
+ CloseTtlNoDBClose();
+
+ OpenTtl(0);
+ PutValues(boundary1, boundary2 - boundary1); // T=1: Set2 never deleted
+ SleepCompactCheck(1, 0, boundary2); // T=2: Sets1 & 2 still there
+ CloseTtlNoDBClose();
+
+ OpenTtl(-1);
+ PutValues(boundary2, kSampleSize_ - boundary2); // T=3: Set3 never deleted
+ SleepCompactCheck(1, 0, kSampleSize_, true); // T=4: Sets 1,2,3 still there
+ CloseTtlNoDBClose();
+}
+
+// Puts a set of values and checks its presence using Get during ttl
+TEST_F(TtlTest, PresentDuringTTL) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(2); // T=0:Open the db with ttl = 2
+ PutValues(0, kSampleSize_); // T=0:Insert Set1. Delete at t=2
+ SleepCompactCheck(1, 0, kSampleSize_, true); // T=1:Set1 should still be there
+ CloseTtl();
+}
+
+// Puts a set of values and checks its absence using Get after ttl
+TEST_F(TtlTest, AbsentAfterTTL) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(1); // T=0:Open the db with ttl = 2
+ PutValues(0, kSampleSize_); // T=0:Insert Set1. Delete at t=2
+ SleepCompactCheck(2, 0, kSampleSize_, false); // T=2:Set1 should not be there
+ CloseTtl();
+}
+
+// Resets the timestamp of a set of kvs by updating them and checks that they
+// are not deleted according to the old timestamp
+TEST_F(TtlTest, ResetTimestamp) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(3);
+ PutValues(0, kSampleSize_); // T=0: Insert Set1. Delete at t=3
+ env_->Sleep(2); // T=2
+ PutValues(0, kSampleSize_); // T=2: Insert Set1. Delete at t=5
+ SleepCompactCheck(2, 0, kSampleSize_); // T=4: Set1 should still be there
+ CloseTtl();
+}
+
+// Similar to PresentDuringTTL but uses Iterator
+TEST_F(TtlTest, IterPresentDuringTTL) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(2);
+ PutValues(0, kSampleSize_); // T=0: Insert. Delete at t=2
+ SleepCompactCheckIter(1, 0, kSampleSize_); // T=1: Set should be there
+ CloseTtl();
+}
+
+// Similar to AbsentAfterTTL but uses Iterator
+TEST_F(TtlTest, IterAbsentAfterTTL) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(1);
+ PutValues(0, kSampleSize_); // T=0: Insert. Delete at t=1
+ SleepCompactCheckIter(2, 0, kSampleSize_, false); // T=2: Should not be there
+ CloseTtl();
+}
+
+// Checks presence while opening the same db more than once with the same ttl
+// Note: The second open will open the same db
+TEST_F(TtlTest, MultiOpenSamePresent) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(2);
+ PutValues(0, kSampleSize_); // T=0: Insert. Delete at t=2
+ CloseTtl();
+
+ OpenTtl(2); // T=0. Delete at t=2
+ SleepCompactCheck(1, 0, kSampleSize_); // T=1: Set should be there
+ CloseTtl();
+}
+
+// Checks absence while opening the same db more than once with the same ttl
+// Note: The second open will open the same db
+TEST_F(TtlTest, MultiOpenSameAbsent) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(1);
+ PutValues(0, kSampleSize_); // T=0: Insert. Delete at t=1
+ CloseTtl();
+
+ OpenTtl(1); // T=0.Delete at t=1
+ SleepCompactCheck(2, 0, kSampleSize_, false); // T=2: Set should not be there
+ CloseTtl();
+}
+
+// Checks presence while opening the same db more than once with bigger ttl
+TEST_F(TtlTest, MultiOpenDifferent) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(1);
+ PutValues(0, kSampleSize_); // T=0: Insert. Delete at t=1
+ CloseTtl();
+
+ OpenTtl(3); // T=0: Set deleted at t=3
+ SleepCompactCheck(2, 0, kSampleSize_); // T=2: Set should be there
+ CloseTtl();
+}
+
+// Checks presence during ttl in read_only mode
+TEST_F(TtlTest, ReadOnlyPresentForever) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(1); // T=0:Open the db normally
+ PutValues(0, kSampleSize_); // T=0:Insert Set1. Delete at t=1
+ CloseTtl();
+
+ OpenReadOnlyTtl(1);
+ SleepCompactCheck(2, 0, kSampleSize_); // T=2:Set1 should still be there
+ CloseTtl();
+}
+
+// Checks whether WriteBatch works well with TTL
+// Puts all kvs in kvmap_ in a batch and writes first, then deletes first half
+TEST_F(TtlTest, WriteBatchTest) {
+ MakeKVMap(kSampleSize_);
+ BatchOperation batch_ops[kSampleSize_];
+ for (int i = 0; i < kSampleSize_; i++) {
+ batch_ops[i] = OP_PUT;
+ }
+
+ OpenTtl(2);
+ MakePutWriteBatch(batch_ops, kSampleSize_);
+ for (int i = 0; i < kSampleSize_ / 2; i++) {
+ batch_ops[i] = OP_DELETE;
+ }
+ MakePutWriteBatch(batch_ops, kSampleSize_ / 2);
+ SleepCompactCheck(0, 0, kSampleSize_ / 2, false);
+ SleepCompactCheck(0, kSampleSize_ / 2, kSampleSize_ - kSampleSize_ / 2);
+ CloseTtl();
+}
+
+// Checks user's compaction filter for correctness with TTL logic
+TEST_F(TtlTest, CompactionFilter) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtlWithTestCompaction(1);
+ PutValues(0, kSampleSize_); // T=0:Insert Set1. Delete at t=1
+ // T=2: TTL logic takes precedence over TestFilter:-Set1 should not be there
+ SleepCompactCheck(2, 0, kSampleSize_, false);
+ CloseTtl();
+
+ OpenTtlWithTestCompaction(3);
+ PutValues(0, kSampleSize_); // T=0:Insert Set1.
+ int64_t partition = kSampleSize_ / 3;
+ SleepCompactCheck(1, 0, partition, false); // Part dropped
+ SleepCompactCheck(0, partition, partition); // Part kept
+ SleepCompactCheck(0, 2 * partition, partition, true, true); // Part changed
+ CloseTtl();
+}
+
+// Insert some key-values which KeyMayExist should be able to get and check that
+// values returned are fine
+TEST_F(TtlTest, KeyMayExist) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl();
+ PutValues(0, kSampleSize_, false);
+
+ SimpleKeyMayExistCheck();
+
+ CloseTtl();
+}
+
+TEST_F(TtlTest, MultiGetTest) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl();
+ PutValues(0, kSampleSize_, false);
+
+ SimpleMultiGetTest();
+
+ CloseTtl();
+}
+
+TEST_F(TtlTest, ColumnFamiliesTest) {
+ DB* db;
+ Options options;
+ options.create_if_missing = true;
+ options.env = env_.get();
+
+ DB::Open(options, dbname_, &db);
+ ColumnFamilyHandle* handle;
+ ASSERT_OK(db->CreateColumnFamily(ColumnFamilyOptions(options),
+ "ttl_column_family", &handle));
+
+ delete handle;
+ delete db;
+
+ std::vector<ColumnFamilyDescriptor> column_families;
+ column_families.push_back(ColumnFamilyDescriptor(
+ kDefaultColumnFamilyName, ColumnFamilyOptions(options)));
+ column_families.push_back(ColumnFamilyDescriptor(
+ "ttl_column_family", ColumnFamilyOptions(options)));
+
+ std::vector<ColumnFamilyHandle*> handles;
+
+ ASSERT_OK(DBWithTTL::Open(DBOptions(options), dbname_, column_families,
+ &handles, &db_ttl_, {3, 5}, false));
+ ASSERT_EQ(handles.size(), 2U);
+ ColumnFamilyHandle* new_handle;
+ ASSERT_OK(db_ttl_->CreateColumnFamilyWithTtl(options, "ttl_column_family_2",
+ &new_handle, 2));
+ handles.push_back(new_handle);
+
+ MakeKVMap(kSampleSize_);
+ PutValues(0, kSampleSize_, false, handles[0]);
+ PutValues(0, kSampleSize_, false, handles[1]);
+ PutValues(0, kSampleSize_, false, handles[2]);
+
+ // everything should be there after 1 second
+ SleepCompactCheck(1, 0, kSampleSize_, true, false, handles[0]);
+ SleepCompactCheck(0, 0, kSampleSize_, true, false, handles[1]);
+ SleepCompactCheck(0, 0, kSampleSize_, true, false, handles[2]);
+
+ // only column family 1 should be alive after 4 seconds
+ SleepCompactCheck(3, 0, kSampleSize_, false, false, handles[0]);
+ SleepCompactCheck(0, 0, kSampleSize_, true, false, handles[1]);
+ SleepCompactCheck(0, 0, kSampleSize_, false, false, handles[2]);
+
+ // nothing should be there after 6 seconds
+ SleepCompactCheck(2, 0, kSampleSize_, false, false, handles[0]);
+ SleepCompactCheck(0, 0, kSampleSize_, false, false, handles[1]);
+ SleepCompactCheck(0, 0, kSampleSize_, false, false, handles[2]);
+
+ for (auto h : handles) {
+ delete h;
+ }
+ delete db_ttl_;
+ db_ttl_ = nullptr;
+}
+
+// Puts a set of values and checks its absence using Get after ttl
+TEST_F(TtlTest, ChangeTtlOnOpenDb) {
+ MakeKVMap(kSampleSize_);
+
+ OpenTtl(1); // T=0:Open the db with ttl = 2
+ SetTtl(3);
+ // @lint-ignore TXT2 T25377293 Grandfathered in
+ PutValues(0, kSampleSize_); // T=0:Insert Set1. Delete at t=2
+ SleepCompactCheck(2, 0, kSampleSize_, true); // T=2:Set1 should be there
+ CloseTtl();
+}
+
+} // namespace ROCKSDB_NAMESPACE
+
+// A black-box test for the ttl wrapper around rocksdb
+int main(int argc, char** argv) {
+ ::testing::InitGoogleTest(&argc, argv);
+ return RUN_ALL_TESTS();
+}
+
+#else
+#include <stdio.h>
+
+int main(int /*argc*/, char** /*argv*/) {
+ fprintf(stderr, "SKIPPED as DBWithTTL is not supported in ROCKSDB_LITE\n");
+ return 0;
+}
+
+#endif // !ROCKSDB_LITE
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