fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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888 lines
26 KiB
888 lines
26 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#include "rocksdb/db.h"
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#include <memory>
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#include "db/column_family.h"
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#include "db/memtable.h"
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#include "db/write_batch_internal.h"
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#include "rocksdb/env.h"
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#include "rocksdb/memtablerep.h"
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#include "rocksdb/utilities/write_batch_with_index.h"
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#include "rocksdb/write_buffer_manager.h"
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#include "table/scoped_arena_iterator.h"
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#include "test_util/testharness.h"
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#include "util/string_util.h"
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namespace ROCKSDB_NAMESPACE {
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static std::string PrintContents(WriteBatch* b) {
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InternalKeyComparator cmp(BytewiseComparator());
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auto factory = std::make_shared<SkipListFactory>();
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Options options;
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options.memtable_factory = factory;
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ImmutableCFOptions ioptions(options);
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WriteBufferManager wb(options.db_write_buffer_size);
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MemTable* mem = new MemTable(cmp, ioptions, MutableCFOptions(options), &wb,
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kMaxSequenceNumber, 0 /* column_family_id */);
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mem->Ref();
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std::string state;
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ColumnFamilyMemTablesDefault cf_mems_default(mem);
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Status s =
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WriteBatchInternal::InsertInto(b, &cf_mems_default, nullptr, nullptr);
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uint32_t count = 0;
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int put_count = 0;
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int delete_count = 0;
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int single_delete_count = 0;
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int delete_range_count = 0;
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int merge_count = 0;
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for (int i = 0; i < 2; ++i) {
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Arena arena;
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ScopedArenaIterator arena_iter_guard;
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std::unique_ptr<InternalIterator> iter_guard;
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InternalIterator* iter;
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if (i == 0) {
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iter = mem->NewIterator(ReadOptions(), &arena);
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arena_iter_guard.set(iter);
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} else {
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iter = mem->NewRangeTombstoneIterator(ReadOptions(),
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kMaxSequenceNumber /* read_seq */);
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iter_guard.reset(iter);
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}
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if (iter == nullptr) {
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continue;
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}
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for (iter->SeekToFirst(); iter->Valid(); iter->Next()) {
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ParsedInternalKey ikey;
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ikey.clear();
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EXPECT_OK(ParseInternalKey(iter->key(), &ikey));
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switch (ikey.type) {
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case kTypeValue:
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state.append("Put(");
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state.append(ikey.user_key.ToString());
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state.append(", ");
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state.append(iter->value().ToString());
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state.append(")");
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count++;
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put_count++;
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break;
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case kTypeDeletion:
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state.append("Delete(");
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state.append(ikey.user_key.ToString());
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state.append(")");
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count++;
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delete_count++;
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break;
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case kTypeSingleDeletion:
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state.append("SingleDelete(");
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state.append(ikey.user_key.ToString());
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state.append(")");
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count++;
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single_delete_count++;
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break;
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case kTypeRangeDeletion:
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state.append("DeleteRange(");
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state.append(ikey.user_key.ToString());
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state.append(", ");
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state.append(iter->value().ToString());
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state.append(")");
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count++;
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delete_range_count++;
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break;
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case kTypeMerge:
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state.append("Merge(");
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state.append(ikey.user_key.ToString());
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state.append(", ");
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state.append(iter->value().ToString());
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state.append(")");
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count++;
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merge_count++;
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break;
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default:
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assert(false);
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break;
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}
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state.append("@");
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state.append(NumberToString(ikey.sequence));
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}
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}
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EXPECT_EQ(b->HasPut(), put_count > 0);
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EXPECT_EQ(b->HasDelete(), delete_count > 0);
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EXPECT_EQ(b->HasSingleDelete(), single_delete_count > 0);
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EXPECT_EQ(b->HasDeleteRange(), delete_range_count > 0);
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EXPECT_EQ(b->HasMerge(), merge_count > 0);
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if (!s.ok()) {
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state.append(s.ToString());
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} else if (count != WriteBatchInternal::Count(b)) {
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state.append("CountMismatch()");
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}
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delete mem->Unref();
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return state;
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}
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class WriteBatchTest : public testing::Test {};
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TEST_F(WriteBatchTest, Empty) {
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WriteBatch batch;
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ASSERT_EQ("", PrintContents(&batch));
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ASSERT_EQ(0u, WriteBatchInternal::Count(&batch));
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ASSERT_EQ(0u, batch.Count());
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}
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TEST_F(WriteBatchTest, Multiple) {
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WriteBatch batch;
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batch.Put(Slice("foo"), Slice("bar"));
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batch.Delete(Slice("box"));
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batch.DeleteRange(Slice("bar"), Slice("foo"));
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batch.Put(Slice("baz"), Slice("boo"));
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WriteBatchInternal::SetSequence(&batch, 100);
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ASSERT_EQ(100U, WriteBatchInternal::Sequence(&batch));
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ASSERT_EQ(4u, WriteBatchInternal::Count(&batch));
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ASSERT_EQ(
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"Put(baz, boo)@103"
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"Delete(box)@101"
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"Put(foo, bar)@100"
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"DeleteRange(bar, foo)@102",
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PrintContents(&batch));
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ASSERT_EQ(4u, batch.Count());
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}
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TEST_F(WriteBatchTest, Corruption) {
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WriteBatch batch;
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batch.Put(Slice("foo"), Slice("bar"));
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batch.Delete(Slice("box"));
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WriteBatchInternal::SetSequence(&batch, 200);
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Slice contents = WriteBatchInternal::Contents(&batch);
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WriteBatchInternal::SetContents(&batch,
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Slice(contents.data(),contents.size()-1));
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ASSERT_EQ("Put(foo, bar)@200"
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"Corruption: bad WriteBatch Delete",
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PrintContents(&batch));
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}
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TEST_F(WriteBatchTest, Append) {
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WriteBatch b1, b2;
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WriteBatchInternal::SetSequence(&b1, 200);
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WriteBatchInternal::SetSequence(&b2, 300);
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WriteBatchInternal::Append(&b1, &b2);
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ASSERT_EQ("",
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PrintContents(&b1));
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ASSERT_EQ(0u, b1.Count());
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b2.Put("a", "va");
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WriteBatchInternal::Append(&b1, &b2);
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ASSERT_EQ("Put(a, va)@200",
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PrintContents(&b1));
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ASSERT_EQ(1u, b1.Count());
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b2.Clear();
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b2.Put("b", "vb");
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WriteBatchInternal::Append(&b1, &b2);
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ASSERT_EQ("Put(a, va)@200"
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"Put(b, vb)@201",
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PrintContents(&b1));
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ASSERT_EQ(2u, b1.Count());
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b2.Delete("foo");
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WriteBatchInternal::Append(&b1, &b2);
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ASSERT_EQ("Put(a, va)@200"
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"Put(b, vb)@202"
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"Put(b, vb)@201"
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"Delete(foo)@203",
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PrintContents(&b1));
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ASSERT_EQ(4u, b1.Count());
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b2.Clear();
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b2.Put("c", "cc");
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b2.Put("d", "dd");
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b2.MarkWalTerminationPoint();
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b2.Put("e", "ee");
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WriteBatchInternal::Append(&b1, &b2, /*wal only*/ true);
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ASSERT_EQ(
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"Put(a, va)@200"
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"Put(b, vb)@202"
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"Put(b, vb)@201"
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"Put(c, cc)@204"
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"Put(d, dd)@205"
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"Delete(foo)@203",
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PrintContents(&b1));
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ASSERT_EQ(6u, b1.Count());
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ASSERT_EQ(
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"Put(c, cc)@0"
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"Put(d, dd)@1"
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"Put(e, ee)@2",
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PrintContents(&b2));
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ASSERT_EQ(3u, b2.Count());
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}
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TEST_F(WriteBatchTest, SingleDeletion) {
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WriteBatch batch;
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WriteBatchInternal::SetSequence(&batch, 100);
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ASSERT_EQ("", PrintContents(&batch));
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ASSERT_EQ(0u, batch.Count());
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batch.Put("a", "va");
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ASSERT_EQ("Put(a, va)@100", PrintContents(&batch));
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ASSERT_EQ(1u, batch.Count());
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batch.SingleDelete("a");
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ASSERT_EQ(
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"SingleDelete(a)@101"
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"Put(a, va)@100",
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PrintContents(&batch));
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ASSERT_EQ(2u, batch.Count());
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}
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namespace {
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struct TestHandler : public WriteBatch::Handler {
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std::string seen;
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Status PutCF(uint32_t column_family_id, const Slice& key,
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const Slice& value) override {
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if (column_family_id == 0) {
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seen += "Put(" + key.ToString() + ", " + value.ToString() + ")";
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} else {
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seen += "PutCF(" + ToString(column_family_id) + ", " +
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key.ToString() + ", " + value.ToString() + ")";
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}
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return Status::OK();
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}
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Status DeleteCF(uint32_t column_family_id, const Slice& key) override {
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if (column_family_id == 0) {
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seen += "Delete(" + key.ToString() + ")";
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} else {
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seen += "DeleteCF(" + ToString(column_family_id) + ", " +
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key.ToString() + ")";
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}
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return Status::OK();
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}
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Status SingleDeleteCF(uint32_t column_family_id,
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const Slice& key) override {
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if (column_family_id == 0) {
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seen += "SingleDelete(" + key.ToString() + ")";
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} else {
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seen += "SingleDeleteCF(" + ToString(column_family_id) + ", " +
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key.ToString() + ")";
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}
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return Status::OK();
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}
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Status DeleteRangeCF(uint32_t column_family_id, const Slice& begin_key,
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const Slice& end_key) override {
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if (column_family_id == 0) {
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seen += "DeleteRange(" + begin_key.ToString() + ", " +
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end_key.ToString() + ")";
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} else {
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seen += "DeleteRangeCF(" + ToString(column_family_id) + ", " +
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begin_key.ToString() + ", " + end_key.ToString() + ")";
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}
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return Status::OK();
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}
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Status MergeCF(uint32_t column_family_id, const Slice& key,
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const Slice& value) override {
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if (column_family_id == 0) {
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seen += "Merge(" + key.ToString() + ", " + value.ToString() + ")";
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} else {
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seen += "MergeCF(" + ToString(column_family_id) + ", " +
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key.ToString() + ", " + value.ToString() + ")";
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}
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return Status::OK();
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}
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void LogData(const Slice& blob) override {
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seen += "LogData(" + blob.ToString() + ")";
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}
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Status MarkBeginPrepare(bool unprepare) override {
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seen +=
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"MarkBeginPrepare(" + std::string(unprepare ? "true" : "false") + ")";
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return Status::OK();
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}
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Status MarkEndPrepare(const Slice& xid) override {
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seen += "MarkEndPrepare(" + xid.ToString() + ")";
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return Status::OK();
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}
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Status MarkNoop(bool empty_batch) override {
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seen += "MarkNoop(" + std::string(empty_batch ? "true" : "false") + ")";
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return Status::OK();
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}
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Status MarkCommit(const Slice& xid) override {
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seen += "MarkCommit(" + xid.ToString() + ")";
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return Status::OK();
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}
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Status MarkRollback(const Slice& xid) override {
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seen += "MarkRollback(" + xid.ToString() + ")";
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return Status::OK();
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}
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};
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}
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TEST_F(WriteBatchTest, PutNotImplemented) {
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WriteBatch batch;
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batch.Put(Slice("k1"), Slice("v1"));
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ASSERT_EQ(1u, batch.Count());
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ASSERT_EQ("Put(k1, v1)@0", PrintContents(&batch));
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WriteBatch::Handler handler;
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ASSERT_OK(batch.Iterate(&handler));
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}
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TEST_F(WriteBatchTest, DeleteNotImplemented) {
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WriteBatch batch;
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batch.Delete(Slice("k2"));
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ASSERT_EQ(1u, batch.Count());
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ASSERT_EQ("Delete(k2)@0", PrintContents(&batch));
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WriteBatch::Handler handler;
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ASSERT_OK(batch.Iterate(&handler));
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}
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TEST_F(WriteBatchTest, SingleDeleteNotImplemented) {
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WriteBatch batch;
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batch.SingleDelete(Slice("k2"));
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ASSERT_EQ(1u, batch.Count());
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ASSERT_EQ("SingleDelete(k2)@0", PrintContents(&batch));
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WriteBatch::Handler handler;
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ASSERT_OK(batch.Iterate(&handler));
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}
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TEST_F(WriteBatchTest, MergeNotImplemented) {
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WriteBatch batch;
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batch.Merge(Slice("foo"), Slice("bar"));
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ASSERT_EQ(1u, batch.Count());
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ASSERT_EQ("Merge(foo, bar)@0", PrintContents(&batch));
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WriteBatch::Handler handler;
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ASSERT_OK(batch.Iterate(&handler));
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}
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TEST_F(WriteBatchTest, Blob) {
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WriteBatch batch;
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batch.Put(Slice("k1"), Slice("v1"));
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batch.Put(Slice("k2"), Slice("v2"));
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batch.Put(Slice("k3"), Slice("v3"));
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batch.PutLogData(Slice("blob1"));
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batch.Delete(Slice("k2"));
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batch.SingleDelete(Slice("k3"));
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batch.PutLogData(Slice("blob2"));
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batch.Merge(Slice("foo"), Slice("bar"));
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ASSERT_EQ(6u, batch.Count());
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ASSERT_EQ(
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"Merge(foo, bar)@5"
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"Put(k1, v1)@0"
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"Delete(k2)@3"
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"Put(k2, v2)@1"
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"SingleDelete(k3)@4"
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"Put(k3, v3)@2",
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PrintContents(&batch));
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TestHandler handler;
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batch.Iterate(&handler);
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ASSERT_EQ(
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"Put(k1, v1)"
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"Put(k2, v2)"
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"Put(k3, v3)"
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"LogData(blob1)"
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"Delete(k2)"
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"SingleDelete(k3)"
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"LogData(blob2)"
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"Merge(foo, bar)",
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handler.seen);
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}
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TEST_F(WriteBatchTest, PrepareCommit) {
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WriteBatch batch;
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WriteBatchInternal::InsertNoop(&batch);
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batch.Put(Slice("k1"), Slice("v1"));
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batch.Put(Slice("k2"), Slice("v2"));
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batch.SetSavePoint();
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WriteBatchInternal::MarkEndPrepare(&batch, Slice("xid1"));
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Status s = batch.RollbackToSavePoint();
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ASSERT_EQ(s, Status::NotFound());
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WriteBatchInternal::MarkCommit(&batch, Slice("xid1"));
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WriteBatchInternal::MarkRollback(&batch, Slice("xid1"));
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ASSERT_EQ(2u, batch.Count());
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TestHandler handler;
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batch.Iterate(&handler);
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ASSERT_EQ(
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"MarkBeginPrepare(false)"
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"Put(k1, v1)"
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"Put(k2, v2)"
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"MarkEndPrepare(xid1)"
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"MarkCommit(xid1)"
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"MarkRollback(xid1)",
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handler.seen);
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}
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// It requires more than 30GB of memory to run the test. With single memory
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// allocation of more than 30GB.
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// Not all platform can run it. Also it runs a long time. So disable it.
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TEST_F(WriteBatchTest, DISABLED_ManyUpdates) {
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// Insert key and value of 3GB and push total batch size to 12GB.
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static const size_t kKeyValueSize = 4u;
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static const uint32_t kNumUpdates = uint32_t{3} << 30;
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std::string raw(kKeyValueSize, 'A');
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WriteBatch batch(kNumUpdates * (4 + kKeyValueSize * 2) + 1024u);
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char c = 'A';
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for (uint32_t i = 0; i < kNumUpdates; i++) {
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if (c > 'Z') {
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c = 'A';
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}
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raw[0] = c;
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raw[raw.length() - 1] = c;
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c++;
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batch.Put(raw, raw);
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}
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ASSERT_EQ(kNumUpdates, batch.Count());
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struct NoopHandler : public WriteBatch::Handler {
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uint32_t num_seen = 0;
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char expected_char = 'A';
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Status PutCF(uint32_t /*column_family_id*/, const Slice& key,
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const Slice& value) override {
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EXPECT_EQ(kKeyValueSize, key.size());
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EXPECT_EQ(kKeyValueSize, value.size());
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EXPECT_EQ(expected_char, key[0]);
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EXPECT_EQ(expected_char, value[0]);
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EXPECT_EQ(expected_char, key[kKeyValueSize - 1]);
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EXPECT_EQ(expected_char, value[kKeyValueSize - 1]);
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expected_char++;
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if (expected_char > 'Z') {
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expected_char = 'A';
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}
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++num_seen;
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return Status::OK();
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}
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Status DeleteCF(uint32_t /*column_family_id*/,
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const Slice& /*key*/) override {
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ADD_FAILURE();
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return Status::OK();
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}
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Status SingleDeleteCF(uint32_t /*column_family_id*/,
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const Slice& /*key*/) override {
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ADD_FAILURE();
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return Status::OK();
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}
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Status MergeCF(uint32_t /*column_family_id*/, const Slice& /*key*/,
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const Slice& /*value*/) override {
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ADD_FAILURE();
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return Status::OK();
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}
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void LogData(const Slice& /*blob*/) override { ADD_FAILURE(); }
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bool Continue() override { return num_seen < kNumUpdates; }
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} handler;
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batch.Iterate(&handler);
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ASSERT_EQ(kNumUpdates, handler.num_seen);
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}
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// The test requires more than 18GB memory to run it, with single memory
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// allocation of more than 12GB. Not all the platform can run it. So disable it.
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TEST_F(WriteBatchTest, DISABLED_LargeKeyValue) {
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// Insert key and value of 3GB and push total batch size to 12GB.
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static const size_t kKeyValueSize = 3221225472u;
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std::string raw(kKeyValueSize, 'A');
|
|
WriteBatch batch(size_t(12884901888ull + 1024u));
|
|
for (char i = 0; i < 2; i++) {
|
|
raw[0] = 'A' + i;
|
|
raw[raw.length() - 1] = 'A' - i;
|
|
batch.Put(raw, raw);
|
|
}
|
|
|
|
ASSERT_EQ(2u, batch.Count());
|
|
|
|
struct NoopHandler : public WriteBatch::Handler {
|
|
int num_seen = 0;
|
|
Status PutCF(uint32_t /*column_family_id*/, const Slice& key,
|
|
const Slice& value) override {
|
|
EXPECT_EQ(kKeyValueSize, key.size());
|
|
EXPECT_EQ(kKeyValueSize, value.size());
|
|
EXPECT_EQ('A' + num_seen, key[0]);
|
|
EXPECT_EQ('A' + num_seen, value[0]);
|
|
EXPECT_EQ('A' - num_seen, key[kKeyValueSize - 1]);
|
|
EXPECT_EQ('A' - num_seen, value[kKeyValueSize - 1]);
|
|
++num_seen;
|
|
return Status::OK();
|
|
}
|
|
Status DeleteCF(uint32_t /*column_family_id*/,
|
|
const Slice& /*key*/) override {
|
|
ADD_FAILURE();
|
|
return Status::OK();
|
|
}
|
|
Status SingleDeleteCF(uint32_t /*column_family_id*/,
|
|
const Slice& /*key*/) override {
|
|
ADD_FAILURE();
|
|
return Status::OK();
|
|
}
|
|
Status MergeCF(uint32_t /*column_family_id*/, const Slice& /*key*/,
|
|
const Slice& /*value*/) override {
|
|
ADD_FAILURE();
|
|
return Status::OK();
|
|
}
|
|
void LogData(const Slice& /*blob*/) override { ADD_FAILURE(); }
|
|
bool Continue() override { return num_seen < 2; }
|
|
} handler;
|
|
|
|
batch.Iterate(&handler);
|
|
ASSERT_EQ(2, handler.num_seen);
|
|
}
|
|
|
|
TEST_F(WriteBatchTest, Continue) {
|
|
WriteBatch batch;
|
|
|
|
struct Handler : public TestHandler {
|
|
int num_seen = 0;
|
|
Status PutCF(uint32_t column_family_id, const Slice& key,
|
|
const Slice& value) override {
|
|
++num_seen;
|
|
return TestHandler::PutCF(column_family_id, key, value);
|
|
}
|
|
Status DeleteCF(uint32_t column_family_id, const Slice& key) override {
|
|
++num_seen;
|
|
return TestHandler::DeleteCF(column_family_id, key);
|
|
}
|
|
Status SingleDeleteCF(uint32_t column_family_id,
|
|
const Slice& key) override {
|
|
++num_seen;
|
|
return TestHandler::SingleDeleteCF(column_family_id, key);
|
|
}
|
|
Status MergeCF(uint32_t column_family_id, const Slice& key,
|
|
const Slice& value) override {
|
|
++num_seen;
|
|
return TestHandler::MergeCF(column_family_id, key, value);
|
|
}
|
|
void LogData(const Slice& blob) override {
|
|
++num_seen;
|
|
TestHandler::LogData(blob);
|
|
}
|
|
bool Continue() override { return num_seen < 5; }
|
|
} handler;
|
|
|
|
batch.Put(Slice("k1"), Slice("v1"));
|
|
batch.Put(Slice("k2"), Slice("v2"));
|
|
batch.PutLogData(Slice("blob1"));
|
|
batch.Delete(Slice("k1"));
|
|
batch.SingleDelete(Slice("k2"));
|
|
batch.PutLogData(Slice("blob2"));
|
|
batch.Merge(Slice("foo"), Slice("bar"));
|
|
batch.Iterate(&handler);
|
|
ASSERT_EQ(
|
|
"Put(k1, v1)"
|
|
"Put(k2, v2)"
|
|
"LogData(blob1)"
|
|
"Delete(k1)"
|
|
"SingleDelete(k2)",
|
|
handler.seen);
|
|
}
|
|
|
|
TEST_F(WriteBatchTest, PutGatherSlices) {
|
|
WriteBatch batch;
|
|
batch.Put(Slice("foo"), Slice("bar"));
|
|
|
|
{
|
|
// Try a write where the key is one slice but the value is two
|
|
Slice key_slice("baz");
|
|
Slice value_slices[2] = { Slice("header"), Slice("payload") };
|
|
batch.Put(SliceParts(&key_slice, 1),
|
|
SliceParts(value_slices, 2));
|
|
}
|
|
|
|
{
|
|
// One where the key is composite but the value is a single slice
|
|
Slice key_slices[3] = { Slice("key"), Slice("part2"), Slice("part3") };
|
|
Slice value_slice("value");
|
|
batch.Put(SliceParts(key_slices, 3),
|
|
SliceParts(&value_slice, 1));
|
|
}
|
|
|
|
WriteBatchInternal::SetSequence(&batch, 100);
|
|
ASSERT_EQ("Put(baz, headerpayload)@101"
|
|
"Put(foo, bar)@100"
|
|
"Put(keypart2part3, value)@102",
|
|
PrintContents(&batch));
|
|
ASSERT_EQ(3u, batch.Count());
|
|
}
|
|
|
|
namespace {
|
|
class ColumnFamilyHandleImplDummy : public ColumnFamilyHandleImpl {
|
|
public:
|
|
explicit ColumnFamilyHandleImplDummy(int id)
|
|
: ColumnFamilyHandleImpl(nullptr, nullptr, nullptr), id_(id) {}
|
|
uint32_t GetID() const override { return id_; }
|
|
const Comparator* GetComparator() const override {
|
|
return BytewiseComparator();
|
|
}
|
|
|
|
private:
|
|
uint32_t id_;
|
|
};
|
|
} // namespace anonymous
|
|
|
|
TEST_F(WriteBatchTest, ColumnFamiliesBatchTest) {
|
|
WriteBatch batch;
|
|
ColumnFamilyHandleImplDummy zero(0), two(2), three(3), eight(8);
|
|
batch.Put(&zero, Slice("foo"), Slice("bar"));
|
|
batch.Put(&two, Slice("twofoo"), Slice("bar2"));
|
|
batch.Put(&eight, Slice("eightfoo"), Slice("bar8"));
|
|
batch.Delete(&eight, Slice("eightfoo"));
|
|
batch.SingleDelete(&two, Slice("twofoo"));
|
|
batch.DeleteRange(&two, Slice("3foo"), Slice("4foo"));
|
|
batch.Merge(&three, Slice("threethree"), Slice("3three"));
|
|
batch.Put(&zero, Slice("foo"), Slice("bar"));
|
|
batch.Merge(Slice("omom"), Slice("nom"));
|
|
|
|
TestHandler handler;
|
|
batch.Iterate(&handler);
|
|
ASSERT_EQ(
|
|
"Put(foo, bar)"
|
|
"PutCF(2, twofoo, bar2)"
|
|
"PutCF(8, eightfoo, bar8)"
|
|
"DeleteCF(8, eightfoo)"
|
|
"SingleDeleteCF(2, twofoo)"
|
|
"DeleteRangeCF(2, 3foo, 4foo)"
|
|
"MergeCF(3, threethree, 3three)"
|
|
"Put(foo, bar)"
|
|
"Merge(omom, nom)",
|
|
handler.seen);
|
|
}
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
TEST_F(WriteBatchTest, ColumnFamiliesBatchWithIndexTest) {
|
|
WriteBatchWithIndex batch;
|
|
ColumnFamilyHandleImplDummy zero(0), two(2), three(3), eight(8);
|
|
batch.Put(&zero, Slice("foo"), Slice("bar"));
|
|
batch.Put(&two, Slice("twofoo"), Slice("bar2"));
|
|
batch.Put(&eight, Slice("eightfoo"), Slice("bar8"));
|
|
batch.Delete(&eight, Slice("eightfoo"));
|
|
batch.SingleDelete(&two, Slice("twofoo"));
|
|
batch.Merge(&three, Slice("threethree"), Slice("3three"));
|
|
batch.Put(&zero, Slice("foo"), Slice("bar"));
|
|
batch.Merge(Slice("omom"), Slice("nom"));
|
|
|
|
std::unique_ptr<WBWIIterator> iter;
|
|
|
|
iter.reset(batch.NewIterator(&eight));
|
|
iter->Seek("eightfoo");
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kPutRecord, iter->Entry().type);
|
|
ASSERT_EQ("eightfoo", iter->Entry().key.ToString());
|
|
ASSERT_EQ("bar8", iter->Entry().value.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kDeleteRecord, iter->Entry().type);
|
|
ASSERT_EQ("eightfoo", iter->Entry().key.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(!iter->Valid());
|
|
|
|
iter.reset(batch.NewIterator(&two));
|
|
iter->Seek("twofoo");
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kPutRecord, iter->Entry().type);
|
|
ASSERT_EQ("twofoo", iter->Entry().key.ToString());
|
|
ASSERT_EQ("bar2", iter->Entry().value.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kSingleDeleteRecord, iter->Entry().type);
|
|
ASSERT_EQ("twofoo", iter->Entry().key.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(!iter->Valid());
|
|
|
|
iter.reset(batch.NewIterator());
|
|
iter->Seek("gggg");
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kMergeRecord, iter->Entry().type);
|
|
ASSERT_EQ("omom", iter->Entry().key.ToString());
|
|
ASSERT_EQ("nom", iter->Entry().value.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(!iter->Valid());
|
|
|
|
iter.reset(batch.NewIterator(&zero));
|
|
iter->Seek("foo");
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kPutRecord, iter->Entry().type);
|
|
ASSERT_EQ("foo", iter->Entry().key.ToString());
|
|
ASSERT_EQ("bar", iter->Entry().value.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kPutRecord, iter->Entry().type);
|
|
ASSERT_EQ("foo", iter->Entry().key.ToString());
|
|
ASSERT_EQ("bar", iter->Entry().value.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(WriteType::kMergeRecord, iter->Entry().type);
|
|
ASSERT_EQ("omom", iter->Entry().key.ToString());
|
|
ASSERT_EQ("nom", iter->Entry().value.ToString());
|
|
|
|
iter->Next();
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_TRUE(!iter->Valid());
|
|
|
|
TestHandler handler;
|
|
batch.GetWriteBatch()->Iterate(&handler);
|
|
ASSERT_EQ(
|
|
"Put(foo, bar)"
|
|
"PutCF(2, twofoo, bar2)"
|
|
"PutCF(8, eightfoo, bar8)"
|
|
"DeleteCF(8, eightfoo)"
|
|
"SingleDeleteCF(2, twofoo)"
|
|
"MergeCF(3, threethree, 3three)"
|
|
"Put(foo, bar)"
|
|
"Merge(omom, nom)",
|
|
handler.seen);
|
|
}
|
|
#endif // !ROCKSDB_LITE
|
|
|
|
TEST_F(WriteBatchTest, SavePointTest) {
|
|
Status s;
|
|
WriteBatch batch;
|
|
batch.SetSavePoint();
|
|
|
|
batch.Put("A", "a");
|
|
batch.Put("B", "b");
|
|
batch.SetSavePoint();
|
|
|
|
batch.Put("C", "c");
|
|
batch.Delete("A");
|
|
batch.SetSavePoint();
|
|
batch.SetSavePoint();
|
|
|
|
ASSERT_OK(batch.RollbackToSavePoint());
|
|
ASSERT_EQ(
|
|
"Delete(A)@3"
|
|
"Put(A, a)@0"
|
|
"Put(B, b)@1"
|
|
"Put(C, c)@2",
|
|
PrintContents(&batch));
|
|
|
|
ASSERT_OK(batch.RollbackToSavePoint());
|
|
ASSERT_OK(batch.RollbackToSavePoint());
|
|
ASSERT_EQ(
|
|
"Put(A, a)@0"
|
|
"Put(B, b)@1",
|
|
PrintContents(&batch));
|
|
|
|
batch.Delete("A");
|
|
batch.Put("B", "bb");
|
|
|
|
ASSERT_OK(batch.RollbackToSavePoint());
|
|
ASSERT_EQ("", PrintContents(&batch));
|
|
|
|
s = batch.RollbackToSavePoint();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ("", PrintContents(&batch));
|
|
|
|
batch.Put("D", "d");
|
|
batch.Delete("A");
|
|
|
|
batch.SetSavePoint();
|
|
|
|
batch.Put("A", "aaa");
|
|
|
|
ASSERT_OK(batch.RollbackToSavePoint());
|
|
ASSERT_EQ(
|
|
"Delete(A)@1"
|
|
"Put(D, d)@0",
|
|
PrintContents(&batch));
|
|
|
|
batch.SetSavePoint();
|
|
|
|
batch.Put("D", "d");
|
|
batch.Delete("A");
|
|
|
|
ASSERT_OK(batch.RollbackToSavePoint());
|
|
ASSERT_EQ(
|
|
"Delete(A)@1"
|
|
"Put(D, d)@0",
|
|
PrintContents(&batch));
|
|
|
|
s = batch.RollbackToSavePoint();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(
|
|
"Delete(A)@1"
|
|
"Put(D, d)@0",
|
|
PrintContents(&batch));
|
|
|
|
WriteBatch batch2;
|
|
|
|
s = batch2.RollbackToSavePoint();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ("", PrintContents(&batch2));
|
|
|
|
batch2.Delete("A");
|
|
batch2.SetSavePoint();
|
|
|
|
s = batch2.RollbackToSavePoint();
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("Delete(A)@0", PrintContents(&batch2));
|
|
|
|
batch2.Clear();
|
|
ASSERT_EQ("", PrintContents(&batch2));
|
|
|
|
batch2.SetSavePoint();
|
|
|
|
batch2.Delete("B");
|
|
ASSERT_EQ("Delete(B)@0", PrintContents(&batch2));
|
|
|
|
batch2.SetSavePoint();
|
|
s = batch2.RollbackToSavePoint();
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("Delete(B)@0", PrintContents(&batch2));
|
|
|
|
s = batch2.RollbackToSavePoint();
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("", PrintContents(&batch2));
|
|
|
|
s = batch2.RollbackToSavePoint();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ("", PrintContents(&batch2));
|
|
|
|
WriteBatch batch3;
|
|
|
|
s = batch3.PopSavePoint();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ("", PrintContents(&batch3));
|
|
|
|
batch3.SetSavePoint();
|
|
batch3.Delete("A");
|
|
|
|
s = batch3.PopSavePoint();
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("Delete(A)@0", PrintContents(&batch3));
|
|
}
|
|
|
|
TEST_F(WriteBatchTest, MemoryLimitTest) {
|
|
Status s;
|
|
// The header size is 12 bytes. The two Puts take 8 bytes which gives total
|
|
// of 12 + 8 * 2 = 28 bytes.
|
|
WriteBatch batch(0, 28);
|
|
|
|
ASSERT_OK(batch.Put("a", "...."));
|
|
ASSERT_OK(batch.Put("b", "...."));
|
|
s = batch.Put("c", "....");
|
|
ASSERT_TRUE(s.IsMemoryLimit());
|
|
}
|
|
|
|
} // namespace ROCKSDB_NAMESPACE
|
|
|
|
int main(int argc, char** argv) {
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|
|
|