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a0ba0aa877
Summary: make sure seq_ is properly initialized even if ParseInternalKey() fails. Test Plan: run myrocks release tests Reviewers: lightmark, mung, sdong Reviewed By: sdong Subscribers: andrewkr, dhruba, leveldb Differential Revision: https://reviews.facebook.net/D65199
125 lines
4.8 KiB
C++
125 lines
4.8 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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#include "db/compaction_iterator.h"
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#include <string>
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#include <vector>
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#include "util/testharness.h"
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#include "util/testutil.h"
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namespace rocksdb {
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class CompactionIteratorTest : public testing::Test {
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public:
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CompactionIteratorTest()
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: cmp_(BytewiseComparator()), icmp_(cmp_), snapshots_({}) {}
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void InitIterators(const std::vector<std::string>& ks,
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const std::vector<std::string>& vs,
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const std::vector<std::string>& range_del_ks,
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const std::vector<std::string>& range_del_vs,
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SequenceNumber last_sequence) {
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std::unique_ptr<InternalIterator> range_del_iter(
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new test::VectorIterator(range_del_ks, range_del_vs));
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range_del_agg_.reset(new RangeDelAggregator(icmp_, snapshots_));
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ASSERT_OK(range_del_agg_->AddTombstones(std::move(range_del_iter)));
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merge_helper_.reset(new MergeHelper(Env::Default(), cmp_, nullptr, nullptr,
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nullptr, 0U, false, 0));
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iter_.reset(new test::VectorIterator(ks, vs));
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iter_->SeekToFirst();
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c_iter_.reset(new CompactionIterator(
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iter_.get(), cmp_, merge_helper_.get(), last_sequence, &snapshots_,
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kMaxSequenceNumber, Env::Default(), false, range_del_agg_.get()));
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}
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void AddSnapshot(SequenceNumber snapshot) { snapshots_.push_back(snapshot); }
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const Comparator* cmp_;
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const InternalKeyComparator icmp_;
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std::vector<SequenceNumber> snapshots_;
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std::unique_ptr<MergeHelper> merge_helper_;
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std::unique_ptr<test::VectorIterator> iter_;
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std::unique_ptr<CompactionIterator> c_iter_;
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std::unique_ptr<RangeDelAggregator> range_del_agg_;
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};
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// It is possible that the output of the compaction iterator is empty even if
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// the input is not.
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TEST_F(CompactionIteratorTest, EmptyResult) {
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InitIterators({test::KeyStr("a", 5, kTypeSingleDeletion),
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test::KeyStr("a", 3, kTypeValue)},
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{"", "val"}, {}, {}, 5);
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c_iter_->SeekToFirst();
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ASSERT_FALSE(c_iter_->Valid());
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}
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// If there is a corruption after a single deletion, the corrupted key should
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// be preserved.
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TEST_F(CompactionIteratorTest, CorruptionAfterSingleDeletion) {
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InitIterators({test::KeyStr("a", 5, kTypeSingleDeletion),
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test::KeyStr("a", 3, kTypeValue, true),
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test::KeyStr("b", 10, kTypeValue)},
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{"", "val", "val2"}, {}, {}, 10);
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c_iter_->SeekToFirst();
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ASSERT_TRUE(c_iter_->Valid());
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ASSERT_EQ(test::KeyStr("a", 5, kTypeSingleDeletion),
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c_iter_->key().ToString());
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c_iter_->Next();
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ASSERT_TRUE(c_iter_->Valid());
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ASSERT_EQ(test::KeyStr("a", 3, kTypeValue, true), c_iter_->key().ToString());
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c_iter_->Next();
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ASSERT_TRUE(c_iter_->Valid());
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ASSERT_EQ(test::KeyStr("b", 10, kTypeValue), c_iter_->key().ToString());
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c_iter_->Next();
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ASSERT_FALSE(c_iter_->Valid());
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}
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TEST_F(CompactionIteratorTest, SimpleRangeDeletion) {
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InitIterators({test::KeyStr("morning", 5, kTypeValue),
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test::KeyStr("morning", 2, kTypeValue),
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test::KeyStr("night", 3, kTypeValue)},
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{"zao", "zao", "wan"},
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{test::KeyStr("ma", 4, kTypeRangeDeletion)}, {"mz"}, 5);
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c_iter_->SeekToFirst();
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ASSERT_TRUE(c_iter_->Valid());
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ASSERT_EQ(test::KeyStr("morning", 5, kTypeValue), c_iter_->key().ToString());
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c_iter_->Next();
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ASSERT_TRUE(c_iter_->Valid());
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ASSERT_EQ(test::KeyStr("night", 3, kTypeValue), c_iter_->key().ToString());
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c_iter_->Next();
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ASSERT_FALSE(c_iter_->Valid());
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}
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TEST_F(CompactionIteratorTest, RangeDeletionWithSnapshots) {
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AddSnapshot(10);
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std::vector<std::string> ks1;
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ks1.push_back(test::KeyStr("ma", 28, kTypeRangeDeletion));
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std::vector<std::string> vs1{"mz"};
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std::vector<std::string> ks2{test::KeyStr("morning", 15, kTypeValue),
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test::KeyStr("morning", 5, kTypeValue),
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test::KeyStr("night", 40, kTypeValue),
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test::KeyStr("night", 20, kTypeValue)};
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std::vector<std::string> vs2{"zao 15", "zao 5", "wan 40", "wan 20"};
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InitIterators(ks2, vs2, ks1, vs1, 40);
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c_iter_->SeekToFirst();
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ASSERT_TRUE(c_iter_->Valid());
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ASSERT_EQ(test::KeyStr("morning", 5, kTypeValue), c_iter_->key().ToString());
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c_iter_->Next();
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ASSERT_TRUE(c_iter_->Valid());
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ASSERT_EQ(test::KeyStr("night", 40, kTypeValue), c_iter_->key().ToString());
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c_iter_->Next();
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ASSERT_FALSE(c_iter_->Valid());
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}
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} // namespace rocksdb
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int main(int argc, char** argv) {
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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