oceanbase/unittest/logservice/test_log_state_mgr.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

173 lines
6.5 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#include <gtest/gtest.h>
#include <random>
#include <string>
#define private public
#include "mock_logservice_container/mock_log_engine.h"
#include "mock_logservice_container/mock_election.h"
#include "mock_logservice_container/mock_log_sliding_window.h"
#include "mock_logservice_container/mock_log_reconfirm.h"
#include "mock_logservice_container/mock_log_config_mgr.h"
#include "mock_logservice_container/mock_log_mode_mgr.h"
#include "mock_logservice_container/mock_palf_role_change_cb_wrapper.h"
#include "logservice/palf/log_state_mgr.h"
#undef private
namespace oceanbase
{
using namespace common;
using namespace palf;
using namespace share;
namespace unittest
{
class TestLogStateMgr: public ::testing::Test
{
public:
TestLogStateMgr();
virtual ~TestLogStateMgr();
public:
virtual void SetUp();
virtual void TearDown();
public:
int64_t palf_id_;
common::ObAddr self_;
LogPrepareMeta log_prepare_meta_;
LogReplicaPropertyMeta log_replica_property_meta_;
::oceanbase::palf::mockelection::MockElection mock_election_;
MockLogSlidingWindow mock_sw_;
MockLogReconfirm mock_reconfirm_;
MockLogEngine mock_log_engine_;
MockLogConfigMgr mock_config_mgr_;
MockLogModeMgr mock_mode_mgr_;
MockPalfRoleChangeCbWrapper mock_role_change_cb_;
LogStateMgr state_mgr_;
};
TestLogStateMgr::TestLogStateMgr() {}
TestLogStateMgr::~TestLogStateMgr() {}
void TestLogStateMgr::SetUp()
{
palf_id_ = 1001;
self_.set_ip_addr("127.0.0.1", 12345);
LogVotedFor voted_for;
log_prepare_meta_.generate(voted_for, 1);
log_replica_property_meta_.generate(true, LogReplicaType::NORMAL_REPLICA);
}
void TestLogStateMgr::TearDown()
{}
TEST_F(TestLogStateMgr, test_init)
{
EXPECT_EQ(OB_INVALID_ARGUMENT, state_mgr_.init(palf_id_, self_, log_prepare_meta_, log_replica_property_meta_, NULL, &mock_sw_,
&mock_reconfirm_, &mock_log_engine_, &mock_config_mgr_, &mock_mode_mgr_, &mock_role_change_cb_));
EXPECT_EQ(OB_INVALID_ARGUMENT, state_mgr_.init(palf_id_, self_, log_prepare_meta_, log_replica_property_meta_, &mock_election_, NULL,
&mock_reconfirm_, &mock_log_engine_, &mock_config_mgr_, &mock_mode_mgr_, &mock_role_change_cb_));
EXPECT_EQ(OB_SUCCESS, state_mgr_.init(palf_id_, self_, log_prepare_meta_, log_replica_property_meta_, &mock_election_, &mock_sw_,
&mock_reconfirm_, &mock_log_engine_, &mock_config_mgr_, &mock_mode_mgr_, &mock_role_change_cb_));
EXPECT_EQ(OB_INIT_TWICE, state_mgr_.init(palf_id_, self_, log_prepare_meta_, log_replica_property_meta_, &mock_election_, &mock_sw_,
&mock_reconfirm_, &mock_log_engine_, &mock_config_mgr_, &mock_mode_mgr_, &mock_role_change_cb_));
}
TEST_F(TestLogStateMgr, replay_to_leader_active)
{
EXPECT_EQ(OB_SUCCESS, state_mgr_.init(palf_id_, self_, log_prepare_meta_, log_replica_property_meta_, &mock_election_, &mock_sw_,
&mock_reconfirm_, &mock_log_engine_, &mock_config_mgr_, &mock_mode_mgr_, &mock_role_change_cb_));
// set default config meta
ObMemberList default_mlist;
default_mlist.add_server(self_);
GlobalLearnerList learners;
LogConfigMeta config_meta;
LogConfigInfo init_config_info;
LogConfigVersion init_config_version;
EXPECT_EQ(OB_SUCCESS, init_config_version.generate(1, 0));
EXPECT_EQ(OB_SUCCESS, init_config_info.generate(default_mlist, 1, learners, init_config_version));
config_meta.curr_ = init_config_info;
mock_config_mgr_.log_ms_meta_ = config_meta;
EXPECT_EQ(OB_SUCCESS, state_mgr_.set_scan_disk_log_finished());
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state()); // replay to follower active
EXPECT_EQ(true, state_mgr_.is_follower_active());
mock_config_mgr_.self_ = self_;
mock_election_.self_ = self_;
// test follower to leader
mock_election_.leader_ = self_;
mock_election_.leader_epoch_ = 10;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_leader_active());
// test leader to follower
mock_election_.leader_.reset();
mock_election_.leader_epoch_ = 0;
mock_sw_.pending_end_lsn_.val_ = 100;
mock_sw_.last_slide_end_lsn_.val_ = 90;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_follower_pending());
mock_sw_.last_slide_end_lsn_.val_ = 100;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_follower_active());
// test follower pending to reconfirm to leader active
mock_election_.leader_ = self_;
mock_election_.leader_epoch_ = 11;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_leader_active());
mock_election_.leader_.reset();
mock_election_.leader_epoch_ = 0;
mock_sw_.pending_end_lsn_.val_ = 200;
mock_sw_.last_slide_end_lsn_.val_ = 190;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_follower_pending());
// pending to reconfirm
mock_election_.leader_ = self_;
mock_election_.leader_epoch_ = 12;
mock_reconfirm_.mock_ret_ = OB_EAGAIN;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_leader_reconfirm());
// reconfirm to pending
mock_election_.leader_.reset();
mock_election_.leader_epoch_ = 0;
mock_sw_.pending_end_lsn_.val_ = 300;
mock_sw_.last_slide_end_lsn_.val_ = 290;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_follower_pending());
// pending to reconfirm
mock_election_.leader_ = self_;
mock_election_.leader_epoch_ = 13;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_leader_reconfirm());
// reconfirm to pending
// reconfirm to leader active
mock_reconfirm_.mock_ret_ = OB_SUCCESS;
EXPECT_EQ(OB_SUCCESS, state_mgr_.switch_state());
EXPECT_EQ(true, state_mgr_.is_leader_active());
}
} // END of unittest
} // end of oceanbase
int main(int argc, char **argv)
{
system("rm -f ./test_log_state_mgr.log");
OB_LOGGER.set_file_name("test_log_state_mgr.log", true);
OB_LOGGER.set_log_level("TRACE");
PALF_LOG(INFO, "begin unittest::test_log_state_mgr");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}