| /** |
| * Copyright 2016, Quickstep Research Group, Computer Sciences Department, |
| * University of Wisconsin—Madison. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| **/ |
| |
| #include "transaction/TransactionTable.hpp" |
| |
| #include "transaction/AccessMode.hpp" |
| #include "transaction/ResourceId.hpp" |
| #include "transaction/Transaction.hpp" |
| |
| #include "gtest/gtest.h" |
| |
| namespace quickstep { |
| namespace transaction { |
| |
| class TransactionTableTest : public ::testing::Test { |
| protected: |
| TransactionTableTest() |
| : tid_1_(1), |
| tid_2_(2), |
| tid_3_(3) { |
| } |
| |
| TransactionTable transaction_table_; |
| const transaction_id tid_1_; |
| const transaction_id tid_2_; |
| const transaction_id tid_3_; |
| }; |
| |
| TEST_F(TransactionTableTest, NormalOperations) { |
| EXPECT_EQ(transaction_table_.putOwnEntry(tid_1_, |
| ResourceId(3), |
| AccessMode(AccessModeType::kIsLock)), |
| TransactionTableResult::kPlacedInOwned); |
| |
| EXPECT_EQ(transaction_table_.putPendingEntry(tid_1_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kXLock)), |
| TransactionTableResult::kPlacedInPending); |
| } |
| |
| TEST_F(TransactionTableTest, DeleteEntryOperations) { |
| EXPECT_EQ(transaction_table_.deleteOwnEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kDelError); |
| |
| EXPECT_EQ(transaction_table_.putOwnEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kPlacedInOwned); |
| |
| // Tring to delete a lock with different acces mode on same resource id |
| // will result in an error. |
| EXPECT_EQ(transaction_table_.deleteOwnEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kXLock)), |
| TransactionTableResult::kDelError); |
| |
| // Transaction 3 does not have a lock on this resource id. |
| EXPECT_EQ(transaction_table_.deleteOwnEntry(tid_3_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kDelError); |
| |
| // This will result in success since transaction 2 have acquired the lock on |
| // this resource with the corresponding mode. |
| EXPECT_EQ(transaction_table_.deleteOwnEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kDelFromOwned); |
| |
| // Repeat the previous sequence, with pending list. |
| EXPECT_EQ(transaction_table_.deletePendingEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kDelError); |
| |
| EXPECT_EQ(transaction_table_.putPendingEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kPlacedInPending); |
| |
| EXPECT_EQ(transaction_table_.deletePendingEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kXLock)), |
| TransactionTableResult::kDelError); |
| |
| EXPECT_EQ(transaction_table_.deletePendingEntry(tid_3_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kDelError); |
| |
| EXPECT_EQ(transaction_table_.deletePendingEntry(tid_2_, |
| ResourceId(5), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kDelFromPending); |
| } |
| |
| TEST_F(TransactionTableTest, TransactionEntries) { |
| EXPECT_EQ(transaction_table_.deleteTransaction(tid_1_), |
| TransactionTableResult::kTransactionDeleteError); |
| |
| EXPECT_EQ(transaction_table_.putOwnEntry(tid_1_, |
| ResourceId(4), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kPlacedInOwned); |
| |
| EXPECT_EQ(transaction_table_.deleteTransaction(tid_1_), |
| TransactionTableResult::kTransactionDeleteOk); |
| |
| EXPECT_EQ(transaction_table_.deleteOwnEntry(tid_1_, |
| ResourceId(4), |
| AccessMode(AccessModeType::kSLock)), |
| TransactionTableResult::kDelError); |
| } |
| |
| } // namespace transaction |
| } // namespace quickstep |