mirror of https://github.com/facebook/rocksdb.git
271 lines
9.2 KiB
C++
271 lines
9.2 KiB
C++
// 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 "db/version_edit.h"
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#include "test_util/sync_point.h"
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#include "test_util/testharness.h"
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#include "util/coding.h"
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namespace rocksdb {
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static void TestEncodeDecode(const VersionEdit& edit) {
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std::string encoded, encoded2;
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edit.EncodeTo(&encoded);
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VersionEdit parsed;
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Status s = parsed.DecodeFrom(encoded);
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ASSERT_TRUE(s.ok()) << s.ToString();
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parsed.EncodeTo(&encoded2);
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ASSERT_EQ(encoded, encoded2);
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}
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class VersionEditTest : public testing::Test {};
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TEST_F(VersionEditTest, EncodeDecode) {
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static const uint64_t kBig = 1ull << 50;
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static const uint32_t kBig32Bit = 1ull << 30;
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VersionEdit edit;
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for (int i = 0; i < 4; i++) {
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TestEncodeDecode(edit);
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edit.AddFile(3, kBig + 300 + i, kBig32Bit + 400 + i, 0,
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InternalKey("foo", kBig + 500 + i, kTypeValue),
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InternalKey("zoo", kBig + 600 + i, kTypeDeletion),
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kBig + 500 + i, kBig + 600 + i, false, kInvalidBlobFileNumber);
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edit.DeleteFile(4, kBig + 700 + i);
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}
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edit.SetComparatorName("foo");
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edit.SetLogNumber(kBig + 100);
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edit.SetNextFile(kBig + 200);
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edit.SetLastSequence(kBig + 1000);
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TestEncodeDecode(edit);
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}
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TEST_F(VersionEditTest, EncodeDecodeNewFile4) {
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static const uint64_t kBig = 1ull << 50;
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VersionEdit edit;
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edit.AddFile(3, 300, 3, 100, InternalKey("foo", kBig + 500, kTypeValue),
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InternalKey("zoo", kBig + 600, kTypeDeletion), kBig + 500,
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kBig + 600, true, kInvalidBlobFileNumber);
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edit.AddFile(4, 301, 3, 100, InternalKey("foo", kBig + 501, kTypeValue),
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InternalKey("zoo", kBig + 601, kTypeDeletion), kBig + 501,
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kBig + 601, false, kInvalidBlobFileNumber);
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edit.AddFile(5, 302, 0, 100, InternalKey("foo", kBig + 502, kTypeValue),
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InternalKey("zoo", kBig + 602, kTypeDeletion), kBig + 502,
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kBig + 602, true, kInvalidBlobFileNumber);
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edit.AddFile(5, 303, 0, 100, InternalKey("foo", kBig + 503, kTypeBlobIndex),
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InternalKey("zoo", kBig + 603, kTypeBlobIndex), kBig + 503,
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kBig + 603, true, 1001);
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edit.DeleteFile(4, 700);
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edit.SetComparatorName("foo");
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edit.SetLogNumber(kBig + 100);
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edit.SetNextFile(kBig + 200);
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edit.SetLastSequence(kBig + 1000);
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TestEncodeDecode(edit);
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std::string encoded, encoded2;
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edit.EncodeTo(&encoded);
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VersionEdit parsed;
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Status s = parsed.DecodeFrom(encoded);
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ASSERT_TRUE(s.ok()) << s.ToString();
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auto& new_files = parsed.GetNewFiles();
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ASSERT_TRUE(new_files[0].second.marked_for_compaction);
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ASSERT_TRUE(!new_files[1].second.marked_for_compaction);
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ASSERT_TRUE(new_files[2].second.marked_for_compaction);
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ASSERT_TRUE(new_files[3].second.marked_for_compaction);
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ASSERT_EQ(3u, new_files[0].second.fd.GetPathId());
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ASSERT_EQ(3u, new_files[1].second.fd.GetPathId());
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ASSERT_EQ(0u, new_files[2].second.fd.GetPathId());
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ASSERT_EQ(0u, new_files[3].second.fd.GetPathId());
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ASSERT_EQ(kInvalidBlobFileNumber,
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new_files[0].second.oldest_blob_file_number);
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ASSERT_EQ(kInvalidBlobFileNumber,
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new_files[1].second.oldest_blob_file_number);
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ASSERT_EQ(kInvalidBlobFileNumber,
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new_files[2].second.oldest_blob_file_number);
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ASSERT_EQ(1001, new_files[3].second.oldest_blob_file_number);
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}
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TEST_F(VersionEditTest, ForwardCompatibleNewFile4) {
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static const uint64_t kBig = 1ull << 50;
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VersionEdit edit;
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edit.AddFile(3, 300, 3, 100, InternalKey("foo", kBig + 500, kTypeValue),
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InternalKey("zoo", kBig + 600, kTypeDeletion), kBig + 500,
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kBig + 600, true, kInvalidBlobFileNumber);
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edit.AddFile(4, 301, 3, 100, InternalKey("foo", kBig + 501, kTypeValue),
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InternalKey("zoo", kBig + 601, kTypeDeletion), kBig + 501,
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kBig + 601, false, kInvalidBlobFileNumber);
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edit.DeleteFile(4, 700);
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edit.SetComparatorName("foo");
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edit.SetLogNumber(kBig + 100);
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edit.SetNextFile(kBig + 200);
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edit.SetLastSequence(kBig + 1000);
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std::string encoded;
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// Call back function to add extra customized builds.
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bool first = true;
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rocksdb::SyncPoint::GetInstance()->SetCallBack(
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"VersionEdit::EncodeTo:NewFile4:CustomizeFields", [&](void* arg) {
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std::string* str = reinterpret_cast<std::string*>(arg);
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PutVarint32(str, 33);
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const std::string str1 = "random_string";
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PutLengthPrefixedSlice(str, str1);
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if (first) {
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first = false;
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PutVarint32(str, 22);
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const std::string str2 = "s";
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PutLengthPrefixedSlice(str, str2);
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}
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});
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rocksdb::SyncPoint::GetInstance()->EnableProcessing();
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edit.EncodeTo(&encoded);
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rocksdb::SyncPoint::GetInstance()->DisableProcessing();
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VersionEdit parsed;
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Status s = parsed.DecodeFrom(encoded);
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ASSERT_TRUE(s.ok()) << s.ToString();
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ASSERT_TRUE(!first);
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auto& new_files = parsed.GetNewFiles();
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ASSERT_TRUE(new_files[0].second.marked_for_compaction);
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ASSERT_TRUE(!new_files[1].second.marked_for_compaction);
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ASSERT_EQ(3u, new_files[0].second.fd.GetPathId());
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ASSERT_EQ(3u, new_files[1].second.fd.GetPathId());
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ASSERT_EQ(1u, parsed.GetDeletedFiles().size());
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}
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TEST_F(VersionEditTest, NewFile4NotSupportedField) {
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static const uint64_t kBig = 1ull << 50;
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VersionEdit edit;
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edit.AddFile(3, 300, 3, 100, InternalKey("foo", kBig + 500, kTypeValue),
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InternalKey("zoo", kBig + 600, kTypeDeletion), kBig + 500,
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kBig + 600, true, kInvalidBlobFileNumber);
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edit.SetComparatorName("foo");
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edit.SetLogNumber(kBig + 100);
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edit.SetNextFile(kBig + 200);
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edit.SetLastSequence(kBig + 1000);
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std::string encoded;
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// Call back function to add extra customized builds.
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rocksdb::SyncPoint::GetInstance()->SetCallBack(
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"VersionEdit::EncodeTo:NewFile4:CustomizeFields", [&](void* arg) {
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std::string* str = reinterpret_cast<std::string*>(arg);
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const std::string str1 = "s";
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PutLengthPrefixedSlice(str, str1);
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});
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rocksdb::SyncPoint::GetInstance()->EnableProcessing();
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edit.EncodeTo(&encoded);
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rocksdb::SyncPoint::GetInstance()->DisableProcessing();
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VersionEdit parsed;
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Status s = parsed.DecodeFrom(encoded);
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ASSERT_NOK(s);
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}
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TEST_F(VersionEditTest, EncodeEmptyFile) {
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VersionEdit edit;
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edit.AddFile(0, 0, 0, 0, InternalKey(), InternalKey(), 0, 0, false,
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kInvalidBlobFileNumber);
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std::string buffer;
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ASSERT_TRUE(!edit.EncodeTo(&buffer));
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}
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TEST_F(VersionEditTest, ColumnFamilyTest) {
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VersionEdit edit;
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edit.SetColumnFamily(2);
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edit.AddColumnFamily("column_family");
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edit.SetMaxColumnFamily(5);
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TestEncodeDecode(edit);
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edit.Clear();
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edit.SetColumnFamily(3);
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edit.DropColumnFamily();
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TestEncodeDecode(edit);
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}
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TEST_F(VersionEditTest, MinLogNumberToKeep) {
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VersionEdit edit;
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edit.SetMinLogNumberToKeep(13);
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TestEncodeDecode(edit);
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edit.Clear();
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edit.SetMinLogNumberToKeep(23);
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TestEncodeDecode(edit);
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}
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TEST_F(VersionEditTest, AtomicGroupTest) {
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VersionEdit edit;
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edit.MarkAtomicGroup(1);
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TestEncodeDecode(edit);
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}
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TEST_F(VersionEditTest, IgnorableField) {
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VersionEdit ve;
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std::string encoded;
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// Size of ignorable field is too large
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PutVarint32Varint64(&encoded, 2 /* kLogNumber */, 66);
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// This is a customized ignorable tag
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PutVarint32Varint64(&encoded,
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0x2710 /* A field with kTagSafeIgnoreMask set */,
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5 /* fieldlength 5 */);
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encoded += "abc"; // Only fills 3 bytes,
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ASSERT_NOK(ve.DecodeFrom(encoded));
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encoded.clear();
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// Error when seeing unidentified tag that is not ignorable
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PutVarint32Varint64(&encoded, 2 /* kLogNumber */, 66);
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// This is a customized ignorable tag
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PutVarint32Varint64(&encoded, 666 /* A field with kTagSafeIgnoreMask unset */,
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3 /* fieldlength 3 */);
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encoded += "abc"; // Fill 3 bytes
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PutVarint32Varint64(&encoded, 3 /* next file number */, 88);
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ASSERT_NOK(ve.DecodeFrom(encoded));
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// Safely ignore an identified but safely ignorable entry
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encoded.clear();
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PutVarint32Varint64(&encoded, 2 /* kLogNumber */, 66);
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// This is a customized ignorable tag
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PutVarint32Varint64(&encoded,
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0x2710 /* A field with kTagSafeIgnoreMask set */,
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3 /* fieldlength 3 */);
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encoded += "abc"; // Fill 3 bytes
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PutVarint32Varint64(&encoded, 3 /* kNextFileNumber */, 88);
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ASSERT_OK(ve.DecodeFrom(encoded));
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ASSERT_TRUE(ve.has_log_number());
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ASSERT_TRUE(ve.has_next_file_number());
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ASSERT_EQ(66, ve.log_number());
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ASSERT_EQ(88, ve.next_file_number());
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}
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TEST_F(VersionEditTest, DbId) {
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VersionEdit edit;
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edit.SetDBId("ab34-cd12-435f-er00");
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TestEncodeDecode(edit);
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edit.Clear();
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edit.SetDBId("34ba-cd12-435f-er01");
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TestEncodeDecode(edit);
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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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