rocksdb/db/wal_edit_test.cc
Cheng Chang ce4192375d Track WAL in MANIFEST: minor udpates (#7282)
Summary:
The updates resolve comments left from https://github.com/facebook/rocksdb/pull/7164.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/7282

Test Plan: wal_edit_test

Reviewed By: ltamasi

Differential Revision: D23196824

Pulled By: cheng-chang

fbshipit-source-id: 797f3fef27fc72114c2be777d9eadd3429da5301
2020-08-20 15:12:00 -07:00

128 lines
4.0 KiB
C++

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#include "db/wal_edit.h"
#include "port/port.h"
#include "port/stack_trace.h"
#include "test_util/testharness.h"
#include "test_util/testutil.h"
namespace ROCKSDB_NAMESPACE {
TEST(WalSet, AddDeleteReset) {
WalSet wals;
ASSERT_TRUE(wals.GetWals().empty());
// Create WAL 1 - 10.
for (WalNumber log_number = 1; log_number <= 10; log_number++) {
wals.AddWal(WalAddition(log_number));
}
ASSERT_EQ(wals.GetWals().size(), 10);
// Close WAL 1 - 5.
for (WalNumber log_number = 1; log_number <= 5; log_number++) {
wals.AddWal(WalAddition(log_number, WalMetadata(100)));
}
ASSERT_EQ(wals.GetWals().size(), 10);
// Delete WAL 1 - 5.
for (WalNumber log_number = 1; log_number <= 5; log_number++) {
wals.DeleteWal(WalDeletion(log_number));
}
ASSERT_EQ(wals.GetWals().size(), 5);
WalNumber expected_log_number = 6;
for (auto it : wals.GetWals()) {
WalNumber log_number = it.first;
ASSERT_EQ(log_number, expected_log_number++);
}
wals.Reset();
ASSERT_TRUE(wals.GetWals().empty());
}
TEST(WalSet, Overwrite) {
constexpr WalNumber kNumber = 100;
constexpr uint64_t kBytes = 200;
WalSet wals;
wals.AddWal(WalAddition(kNumber));
ASSERT_FALSE(wals.GetWals().at(kNumber).HasSize());
wals.AddWal(WalAddition(kNumber, WalMetadata(kBytes)));
ASSERT_TRUE(wals.GetWals().at(kNumber).HasSize());
ASSERT_EQ(wals.GetWals().at(kNumber).GetSizeInBytes(), kBytes);
}
TEST(WalSet, CreateTwice) {
constexpr WalNumber kNumber = 100;
WalSet wals;
ASSERT_OK(wals.AddWal(WalAddition(kNumber)));
Status s = wals.AddWal(WalAddition(kNumber));
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(s.ToString().find("WAL 100 is created more than once") !=
std::string::npos);
}
TEST(WalSet, CloseTwice) {
constexpr WalNumber kNumber = 100;
constexpr uint64_t kBytes = 200;
WalSet wals;
ASSERT_OK(wals.AddWal(WalAddition(kNumber)));
ASSERT_OK(wals.AddWal(WalAddition(kNumber, WalMetadata(kBytes))));
Status s = wals.AddWal(WalAddition(kNumber, WalMetadata(kBytes)));
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(s.ToString().find("WAL 100 is closed more than once") !=
std::string::npos);
}
TEST(WalSet, CloseBeforeCreate) {
constexpr WalNumber kNumber = 100;
constexpr uint64_t kBytes = 200;
WalSet wals;
Status s = wals.AddWal(WalAddition(kNumber, WalMetadata(kBytes)));
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(s.ToString().find("WAL 100 is not created before closing") !=
std::string::npos);
}
TEST(WalSet, CreateAfterClose) {
constexpr WalNumber kNumber = 100;
constexpr uint64_t kBytes = 200;
WalSet wals;
ASSERT_OK(wals.AddWal(WalAddition(kNumber)));
ASSERT_OK(wals.AddWal(WalAddition(kNumber, WalMetadata(kBytes))));
Status s = wals.AddWal(WalAddition(kNumber));
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(s.ToString().find("WAL 100 is created more than once") !=
std::string::npos);
}
TEST(WalSet, DeleteNonExistingWal) {
constexpr WalNumber kNonExistingNumber = 100;
WalSet wals;
Status s = wals.DeleteWal(WalDeletion(kNonExistingNumber));
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(s.ToString().find("WAL 100 must exist before deletion") !=
std::string::npos);
}
TEST(WalSet, DeleteNonClosedWal) {
constexpr WalNumber kNonClosedWalNumber = 100;
WalSet wals;
ASSERT_OK(wals.AddWal(WalAddition(kNonClosedWalNumber)));
Status s = wals.DeleteWal(WalDeletion(kNonClosedWalNumber));
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(s.ToString().find("WAL 100 must be closed before deletion") !=
std::string::npos);
}
} // namespace ROCKSDB_NAMESPACE
int main(int argc, char** argv) {
ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}