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oceanbase/unittest/share/test_scn.cpp
obdev 57241dad38 [scn] fix implement of convert_for_tx
2023-01-12 19:02:33 +08:00

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/**
* 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 "share/scn.h"
#include <gtest/gtest.h>
#include <cstdint>
namespace oceanbase
{
using namespace common;
using namespace share;
namespace unittest
{
TEST(TestSCN, test_scn)
{
const int64_t BUFSIZE = 1 << 21;
char buf[BUFSIZE];
SCN scn_invalid;
SCN scn1;
SCN scn2;
SCN scn3;
SCN scn4;
// Test invalid argument
EXPECT_FALSE(scn_invalid.is_valid());
EXPECT_EQ(UINT64_MAX, scn_invalid.get_val_for_inner_table_field());
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_gts(-1));
EXPECT_FALSE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_gts(0));
EXPECT_TRUE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_gts(4611686018427387904));
EXPECT_FALSE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_gts(4611686018427387903));
EXPECT_TRUE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_gts(100000));
EXPECT_TRUE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn3.convert_for_gts(100000));
EXPECT_TRUE(scn3.is_valid());
scn1.reset();
scn2.reset();
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_logservice(0));
EXPECT_TRUE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_logservice(4611686018427387904));
EXPECT_FALSE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_logservice(-1));
EXPECT_FALSE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_logservice(4611686018427387903));
EXPECT_TRUE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_logservice(100000));
EXPECT_TRUE(scn1.is_valid());
scn1.reset();
scn2.reset();
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_inner_table_field(0));
EXPECT_TRUE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_inner_table_field(-1));
EXPECT_FALSE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_inner_table_field(4611686018427387904));
EXPECT_FALSE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_inner_table_field(4611686018427387903));
EXPECT_TRUE(scn1.is_valid());
EXPECT_EQ(4611686018427387903, scn1.get_val_for_inner_table_field());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_inner_table_field(100000));
EXPECT_TRUE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn2.convert_for_inner_table_field(90000));
EXPECT_TRUE(scn2.is_valid());
EXPECT_EQ(100, scn1.convert_to_ts());
EXPECT_EQ(90, scn2.convert_to_ts());
EXPECT_EQ(0, scn_invalid.convert_to_ts());
SCN scn_convert;
EXPECT_EQ(OB_INVALID_ARGUMENT, scn_convert.convert_from_ts(46116860184273880));
EXPECT_EQ(OB_INVALID_ARGUMENT, scn_convert.convert_from_ts(4611686018427388));
EXPECT_EQ(OB_SUCCESS, scn_convert.convert_from_ts(4611686018427387));
EXPECT_EQ(4611686018427387, scn_convert.convert_to_ts());
EXPECT_EQ(OB_SUCCESS, scn_convert.convert_from_ts(0));
EXPECT_EQ(0, scn_convert.convert_to_ts());
EXPECT_EQ(OB_SUCCESS, scn_convert.convert_from_ts(1));
EXPECT_EQ(1, scn_convert.convert_to_ts());
EXPECT_EQ(100000, scn1.get_val_for_inner_table_field());
EXPECT_EQ(90000, scn2.get_val_for_inner_table_field());
EXPECT_EQ(UINT64_MAX, scn4.get_val_for_inner_table_field());
SCN scn_min=SCN::min_scn();
SCN scn_max=SCN::max_scn();
SCN scn_base=SCN::base_scn();
SCN scn_invalid1;
EXPECT_EQ(0, scn_min.get_val_for_inner_table_field());
EXPECT_EQ(4611686018427387903, scn_max.get_val_for_inner_table_field());
EXPECT_EQ(1, scn_base.get_val_for_inner_table_field());
//test get_val_for_tx() and get_val_for_tx()
//
scn1.reset();
scn2.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_tx(-1));
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_tx(INT64_MAX-1));
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_tx(4611686018427387904));
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_tx(4611686018427387903));
EXPECT_TRUE(scn1.is_max());
EXPECT_EQ(INT64_MAX, scn1.get_val_for_tx());
scn1.reset();
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_tx(INT64_MAX));
EXPECT_TRUE(scn1.is_max());
EXPECT_EQ(INT64_MAX, scn1.get_val_for_tx());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_tx(0));
EXPECT_TRUE(scn1.is_min());
EXPECT_EQ(0, scn1.get_val_for_tx());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_tx(1));
EXPECT_TRUE(scn1 == SCN::base_scn());
EXPECT_EQ(1, scn1.get_val_for_tx());
EXPECT_TRUE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_inner_table_field(-1));
EXPECT_FALSE(scn1.is_valid());
scn1.reset();
EXPECT_EQ(OB_INVALID_ARGUMENT, scn1.convert_for_inner_table_field(4611686018427387904));
EXPECT_FALSE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_inner_table_field(4611686018427387903));
EXPECT_TRUE(scn1.is_valid());
EXPECT_EQ(4611686018427387903, scn1.get_val_for_inner_table_field());
EXPECT_EQ(OB_SUCCESS, scn1.convert_for_inner_table_field(100000));
EXPECT_TRUE(scn1.is_valid());
EXPECT_EQ(OB_SUCCESS, scn2.convert_for_inner_table_field(90000));
EXPECT_TRUE(scn2.is_valid());
// Test operator <
EXPECT_FALSE(scn1 == scn2);
EXPECT_TRUE(scn1 == scn3);
EXPECT_FALSE(scn_invalid == scn2);
EXPECT_TRUE(scn_invalid == scn_invalid1);
EXPECT_FALSE(scn1 != scn3);
EXPECT_TRUE(scn1 != scn2);
EXPECT_FALSE(scn_invalid != scn_invalid1);
EXPECT_FALSE(scn1 < scn2);
EXPECT_TRUE(scn2 < scn1);
EXPECT_TRUE(scn_invalid < scn2);
EXPECT_FALSE(scn_invalid < scn_invalid1);
EXPECT_FALSE(scn1 <= scn2);
EXPECT_TRUE(scn2 <= scn1);
EXPECT_TRUE(scn1 <= scn3);
EXPECT_TRUE(scn_invalid <=scn2);
EXPECT_TRUE(scn_invalid <= scn_invalid1);
EXPECT_FALSE(scn2 > scn1);
EXPECT_TRUE(scn1 > scn2);
EXPECT_FALSE(scn_invalid > scn2);
EXPECT_FALSE(scn_invalid > scn_invalid1);
EXPECT_FALSE(scn2 >= scn1);
EXPECT_TRUE(scn1 >= scn2);
EXPECT_TRUE(scn1 >= scn3);
EXPECT_FALSE(scn_invalid >= scn2);
EXPECT_TRUE(scn_invalid >= scn_invalid1);
// Test serialization and deserialization
int64_t pos = 0;
EXPECT_EQ(OB_SUCCESS, scn1.serialize(buf, BUFSIZE, pos));
EXPECT_EQ(pos, scn1.get_serialize_size());
pos = 0;
EXPECT_EQ(OB_SUCCESS, scn4.deserialize(buf, BUFSIZE, pos));
EXPECT_EQ(scn1, scn4);
}
TEST(TestSCN, test_update)
{
SCN self;
SCN result;
SCN bigger;
SCN smaller;
SCN scn_invalid;
//test inc_update and dec_update
EXPECT_EQ(OB_SUCCESS, self.convert_for_logservice(100));
EXPECT_EQ(OB_SUCCESS, bigger.convert_for_logservice(200));
EXPECT_EQ(OB_SUCCESS, smaller.convert_for_logservice(1));
result = self.inc_update(scn_invalid);
EXPECT_EQ(result, self);
EXPECT_FALSE(self == scn_invalid);
result = self.inc_update(smaller);
EXPECT_EQ(result, self);
EXPECT_FALSE(self == smaller);
result = self.inc_update(bigger);
EXPECT_EQ(self, bigger);
EXPECT_EQ(result, bigger);
result = self.dec_update(smaller);
EXPECT_EQ(result, smaller);
EXPECT_EQ(self, smaller);
result = self.dec_update(bigger);
EXPECT_EQ(result, smaller);
EXPECT_EQ(self, smaller);
result = self.dec_update(scn_invalid);
EXPECT_EQ(result, scn_invalid);
EXPECT_EQ(self, scn_invalid);
result = scn_invalid.inc_update(bigger);
EXPECT_EQ(scn_invalid, bigger);
EXPECT_EQ(result, bigger);
}
TEST(TestSCN, test_serialize)
{
SCN scn;
SCN max;
max.set_max();
const int64_t BUF_LEN = 128;
char buf1[BUF_LEN] = {0};
char buf2[BUF_LEN] = {0};
char buf3[BUF_LEN] = {0};
char buf4[BUF_LEN] = {0};
int64_t pos1 = 0;
int64_t pos2 = 0;
int64_t pos3 = 0;
int64_t pos4 = 0;
EXPECT_EQ(OB_SUCCESS, scn.convert_for_logservice(100));
EXPECT_EQ(scn.get_fixed_serialize_size(), max.get_fixed_serialize_size());
EXPECT_EQ(OB_SUCCESS, scn.fixed_serialize(buf1, BUF_LEN, pos1));
EXPECT_EQ(OB_SUCCESS, max.fixed_serialize(buf2, BUF_LEN, pos2));
EXPECT_EQ(OB_SUCCESS, scn.serialize(buf3, BUF_LEN, pos3));
EXPECT_EQ(OB_SUCCESS, max.serialize(buf4, BUF_LEN, pos4));
SCN de_scn;
SCN de_max;
int64_t de_pos1 = 0;
int64_t de_pos2 = 0;
int64_t de_pos3 = 0;
int64_t de_pos4 = 0;
EXPECT_EQ(OB_SUCCESS, de_scn.fixed_deserialize(buf1, pos1, de_pos1));
EXPECT_EQ(OB_SUCCESS, de_max.fixed_deserialize(buf2, pos2, de_pos2));
EXPECT_EQ(scn, de_scn);
EXPECT_EQ(max, de_max);
EXPECT_EQ(pos1, de_pos1);
EXPECT_EQ(pos2, de_pos2);
de_scn.reset();
de_max.reset();
EXPECT_EQ(OB_SUCCESS, de_scn.deserialize(buf3, pos3, de_pos3));
EXPECT_EQ(OB_SUCCESS, de_max.deserialize(buf4, pos4, de_pos4));
EXPECT_EQ(scn, de_scn);
EXPECT_EQ(max, de_max);
EXPECT_EQ(pos3, de_pos3);
EXPECT_EQ(pos4, de_pos4);
EXPECT_EQ(false, de_scn == SCN::max_scn());
pos1 = 0;
int64_t val = INT64_MAX;
EXPECT_EQ(OB_SUCCESS, oceanbase::serialization::encode(buf1, BUF_LEN, pos1, val));
de_pos1 = 0;
EXPECT_EQ(OB_SUCCESS, de_scn.deserialize(buf1, pos1, de_pos1));
EXPECT_EQ(pos1, de_pos1);
}
} // end of unittest
} // end of oceanbase
int main(int argc, char **argv)
{
OB_LOGGER.set_file_name("test_scn.log", true);
OB_LOGGER.set_log_level("INFO");
PALF_LOG(INFO, "begin unittest::test_scn");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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