blob: 9c37da38a57af5278bd1e56896046d7abda1b773 [file] [log] [blame]
#include "ibm/locks.hpp"
#include <string>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
namespace crow::ibm_mc_lock
{
namespace
{
using SType = std::string;
using LockRequest = std::tuple<SType, SType, SType, uint64_t, SegmentFlags>;
using LockRequests = std::vector<LockRequest>;
using Rc =
std::pair<bool, std::variant<uint32_t, std::pair<uint32_t, LockRequest>>>;
using RcRelaseLock = std::pair<bool, std::pair<uint32_t, LockRequest>>;
using RcGetLockList =
std::variant<std::string, std::vector<std::pair<uint32_t, LockRequests>>>;
using ListOfTransactionIds = std::vector<uint32_t>;
using RcAcquireLock = std::pair<bool, std::variant<Rc, std::pair<bool, int>>>;
using RcReleaseLockApi = std::pair<bool, std::variant<bool, RcRelaseLock>>;
using SessionFlags = std::pair<SType, SType>;
using ListOfSessionIds = std::vector<std::string>;
using ::testing::IsEmpty;
class LockTest : public ::testing::Test
{
protected:
LockRequests request;
LockRequests request1, request2;
LockRequest record;
public:
LockTest()
{
record = {
"xxxxx", "hmc-id", "Read", 234, {{"DontLock", 2}, {"DontLock", 4}}};
// lockrequest with multiple lockrequests
request = {{"xxxxx",
"hmc-id",
"Read",
234,
{{"DontLock", 2}, {"DontLock", 4}}},
{"xxxxx",
"hmc-id",
"Read",
234,
{{"DontLock", 2}, {"DontLock", 4}}}};
request1 = {{"xxxxx",
"hmc-id",
"Read",
234,
{{"DontLock", 2}, {"DontLock", 4}}}};
request2 = {{"xxxxx",
"hmc-id",
"Write",
234,
{{"LockAll", 2}, {"DontLock", 4}}}};
}
~LockTest() override = default;
LockTest(const LockTest&) = delete;
LockTest(LockTest&&) = delete;
LockTest& operator=(const LockTest&) = delete;
LockTest& operator=(const LockTest&&) = delete;
};
class MockLock : public crow::ibm_mc_lock::Lock
{
public:
bool isValidLockRequest(const LockRequest& record1) override
{
bool status = Lock::isValidLockRequest(record1);
return status;
}
bool isConflictRequest(const LockRequests& request) override
{
bool status = Lock::isConflictRequest(request);
return status;
}
Rc isConflictWithTable(const LockRequests& request) override
{
auto conflict = Lock::isConflictWithTable(request);
return conflict;
}
uint32_t generateTransactionId() override
{
uint32_t tid = Lock::generateTransactionId();
return tid;
}
bool validateRids(const ListOfTransactionIds& tids) override
{
bool status = Lock::validateRids(tids);
return status;
}
RcRelaseLock isItMyLock(const ListOfTransactionIds& tids,
const SessionFlags& ids) override
{
auto status = Lock::isItMyLock(tids, ids);
return status;
}
RcGetLockList getList(const std::vector<std::string>& listSessionid)
{
auto status = Lock::getLockList(listSessionid);
return status;
}
friend class LockTest;
};
TEST_F(LockTest, ValidationGoodTestCase)
{
MockLock lockManager;
const LockRequest& t = record;
EXPECT_TRUE(lockManager.isValidLockRequest(t));
}
TEST_F(LockTest, ValidationBadTestWithLocktype)
{
MockLock lockManager;
// Corrupt the lock type
std::get<2>(record) = "rwrite";
const LockRequest& t = record;
EXPECT_FALSE(lockManager.isValidLockRequest(t));
}
TEST_F(LockTest, ValidationBadTestWithlockFlags)
{
MockLock lockManager;
// Corrupt the lockflag
std::get<4>(record)[0].first = "lock";
const LockRequest& t = record;
EXPECT_FALSE(lockManager.isValidLockRequest(t));
}
TEST_F(LockTest, ValidationBadTestWithSegmentlength)
{
MockLock lockManager;
// Corrupt the Segment length
std::get<4>(record)[0].second = 7;
const LockRequest& t = record;
EXPECT_FALSE(lockManager.isValidLockRequest(t));
}
TEST_F(LockTest, MultiRequestWithoutConflict)
{
MockLock lockManager;
const LockRequests& t = request;
EXPECT_FALSE(lockManager.isConflictRequest(t));
}
TEST_F(LockTest, MultiRequestWithConflictduetoSameSegmentLength)
{
MockLock lockManager;
// Corrupt the locktype
std::get<2>(request[0]) = "Write";
// Match the segment lengths to points them to lock similar kind of
// resource
std::get<4>(request[0])[0].first = "LockAll";
const LockRequests& t = request;
EXPECT_TRUE(lockManager.isConflictRequest(t));
}
TEST_F(LockTest, MultiRequestWithoutConflictduetoDifferentSegmentData)
{
MockLock lockManager;
// Corrupt the locktype
std::get<2>(request[0]) = "Write";
// Match the segment lengths to points them to lock similar kind of
// resource
std::get<4>(request[0])[0].first = "DontLock";
std::get<4>(request[0])[1].first = "LockAll";
// Change the resource id(2nd byte) of first record, so the locks are
// different so no conflict
std::get<3>(request[0]) = 216179379183550464; // HEX 03 00 06 00 00 00 00 00
std::get<3>(request[1]) = 288236973221478400; // HEX 04 00 06 00 00 00 00 00
const LockRequests& t = request;
EXPECT_FALSE(lockManager.isConflictRequest(t));
}
TEST_F(LockTest, MultiRequestWithConflictduetoSameSegmentData)
{
MockLock lockManager;
// Corrupt the locktype
std::get<2>(request[0]) = "Write";
// Match the segment lengths to points them to lock similar kind of
// resource
std::get<4>(request[0])[0].first = "DontLock";
std::get<4>(request[0])[1].first = "LockAll";
// Dont Change the resource id(1st & 2nd byte) at all, so that the
// conflict occurs from the second segment which is trying to lock all
// the resources.
std::get<3>(request[0]) = 216173882346831872; // 03 00 01 00 2B 00 00 00
std::get<3>(request[1]) = 216173882346831872; // 03 00 01 00 2B 00 00 00
const LockRequests& t = request;
EXPECT_TRUE(lockManager.isConflictRequest(t));
}
TEST_F(LockTest, MultiRequestWithoutConflictduetoDifferentSegmentLength)
{
MockLock lockManager;
// Corrupt the locktype
std::get<2>(request[0]) = "Write";
// Match the segment lengths to points them to lock similar kind of
// resource
std::get<4>(request[0])[0].first = "LockSame";
// Change the segment length , so that the requests are trying to lock
// two different kind of resources
std::get<4>(request[0])[0].second = 3;
const LockRequests& t = request;
// Return No Conflict
EXPECT_FALSE(lockManager.isConflictRequest(t));
}
TEST_F(LockTest, MultiRequestWithoutConflictduetoReadLocktype)
{
MockLock lockManager;
// Match the segment lengths to points them to lock similar kind of
// resource
std::get<4>(request[0])[0].first = "LockAll";
const LockRequests& t = request;
// Return No Conflict
EXPECT_FALSE(lockManager.isConflictRequest(t));
}
TEST_F(LockTest, MultiRequestWithoutConflictduetoReadLocktypeAndLockall)
{
MockLock lockManager;
// Match the segment lengths to points them to lock similar kind of
// resource
std::get<4>(request[0])[0].first = "LockAll";
std::get<4>(request[0])[1].first = "LockAll";
const LockRequests& t = request;
// Return No Conflict
EXPECT_FALSE(lockManager.isConflictRequest(t));
}
TEST_F(LockTest, RequestConflictedWithLockTableEntries)
{
MockLock lockManager;
const LockRequests& t = request1;
auto rc1 = lockManager.isConflictWithTable(t);
// Corrupt the lock type
std::get<2>(request[0]) = "Write";
// Corrupt the lockflag
std::get<4>(request[0])[1].first = "LockAll";
const LockRequests& p = request;
auto rc2 = lockManager.isConflictWithTable(p);
// Return a Conflict
EXPECT_TRUE(rc2.first);
}
TEST_F(LockTest, RequestNotConflictedWithLockTableEntries)
{
MockLock lockManager;
const LockRequests& t = request1;
// Insert the request1 into the lock table
auto rc1 = lockManager.isConflictWithTable(t);
// Corrupt the lock type
std::get<2>(request[0]) = "Read";
// Corrupt the lockflag
std::get<4>(request[0])[1].first = "LockAll";
const LockRequests& p = request;
auto rc2 = lockManager.isConflictWithTable(p);
// Return No Conflict
EXPECT_FALSE(rc2.first);
}
TEST_F(LockTest, TestGenerateTransactionIDFunction)
{
MockLock lockManager;
uint32_t transactionId1 = lockManager.generateTransactionId();
uint32_t transactionId2 = lockManager.generateTransactionId();
EXPECT_EQ(transactionId2, ++transactionId1);
}
TEST_F(LockTest, ValidateTransactionIDsGoodTestCase)
{
MockLock lockManager;
const LockRequests& t = request1;
// Insert the request1 into the lock table
auto rc1 = lockManager.isConflictWithTable(t);
std::vector<uint32_t> tids = {1};
const std::vector<uint32_t>& p = tids;
EXPECT_TRUE(lockManager.validateRids(p));
}
TEST_F(LockTest, ValidateTransactionIDsBadTestCase)
{
MockLock lockManager;
// Insert the request1 into the lock table
const LockRequests& t = request1;
auto rc1 = lockManager.isConflictWithTable(t);
std::vector<uint32_t> tids = {10};
const std::vector<uint32_t>& p = tids;
EXPECT_FALSE(lockManager.validateRids(p));
}
TEST_F(LockTest, ValidateisItMyLockGoodTestCase)
{
MockLock lockManager;
// Insert the request1 into the lock table
const LockRequests& t = request1;
auto rc1 = lockManager.isConflictWithTable(t);
std::vector<uint32_t> tids = {1};
const std::vector<uint32_t>& p = tids;
std::string hmcid = "hmc-id";
std::string sessionid = "xxxxx";
std::pair<SType, SType> ids = std::make_pair(hmcid, sessionid);
auto rc = lockManager.isItMyLock(p, ids);
EXPECT_TRUE(rc.first);
}
TEST_F(LockTest, ValidateisItMyLockBadTestCase)
{
MockLock lockManager;
// Corrupt the client identifier
std::get<1>(request1[0]) = "randomid";
// Insert the request1 into the lock table
const LockRequests& t = request1;
auto rc1 = lockManager.isConflictWithTable(t);
std::vector<uint32_t> tids = {1};
const std::vector<uint32_t>& p = tids;
std::string hmcid = "hmc-id";
std::string sessionid = "random";
std::pair<SType, SType> ids = std::make_pair(hmcid, sessionid);
auto rc = lockManager.isItMyLock(p, ids);
EXPECT_FALSE(rc.first);
}
TEST_F(LockTest, ValidateSessionIDForGetlocklistBadTestCase)
{
MockLock lockManager;
// Insert the request1 into the lock table
const LockRequests& t = request1;
auto rc1 = lockManager.isConflictWithTable(t);
std::vector<std::string> sessionid = {"random"};
auto status = lockManager.getLockList(sessionid);
auto result =
std::get<std::vector<std::pair<uint32_t, LockRequests>>>(status);
EXPECT_THAT(result, IsEmpty());
}
TEST_F(LockTest, ValidateSessionIDForGetlocklistGoodTestCase)
{
MockLock lockManager;
// Insert the request1 into the lock table
const LockRequests& t = request1;
auto rc1 = lockManager.isConflictWithTable(t);
std::vector<std::string> sessionid = {"xxxxx"};
auto status = lockManager.getLockList(sessionid);
auto result =
std::get<std::vector<std::pair<uint32_t, LockRequests>>>(status);
EXPECT_EQ(result.size(), 1);
}
} // namespace
} // namespace crow::ibm_mc_lock