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oceanbase/deps/oblib/unittest/lib/charset/test_charset.cpp
Tyshawn f1a6170c93 [FEAT MERGE] Full-text Search Index + [CP]Adaptive DAS Group Rescan + Json Multi-Value Index 
Co-authored-by: saltonz <saltonzh@gmail.com>
Co-authored-by: pe-99y <315053752@qq.com>
Co-authored-by: JinmaoLi <ljm.csmaster@gmail.com>
2024-04-22 05:46:19 +00:00

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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 <pthread.h>
#include <stdio.h>
#include <time.h>
#include <sys/time.h>
#include <codecvt>
#include "gtest/gtest.h"
#define protected public
#define private public
#include "lib/allocator/page_arena.h"
#include "lib/charset/ob_charset.h"
#include "lib/string/ob_string.h"
#include "lib/utility/ob_print_utils.h"
#include "unicode_map.h"
#include "common/data_buffer.h"
#include "lib/oblog/ob_log_module.h"
#include "lib/charset/mb_wc.h"
#include "lib/charset/ob_charset_string_helper.h"
#define USING_LOG_PREFIX SQL
using namespace oceanbase::common;
class TestCharset: public ::testing::Test
{
public:
TestCharset();
virtual ~TestCharset();
virtual void SetUp();
virtual void TearDown();
protected:
void gen_random_unicode_string(const int len, char *res, int &real_len);
int random_range(const int low, const int high);
};
TestCharset::TestCharset()
{
}
TestCharset::~TestCharset()
{
}
void TestCharset::SetUp()
{
srand((unsigned)time(NULL ));
}
void TestCharset::TearDown()
{
}
int TestCharset::random_range(const int low, const int high)
{
return std::rand() % (high - low) + low;
}
void TestCharset::gen_random_unicode_string(const int len, char *res, int &real_len)
{
int i = 0;
int unicode_point = 0;
std::wstring_convert<std::codecvt_utf8<char32_t>, char32_t> converter;
for (i = 0; i < len; ) {
const int bytes = random_range(1, 7);
if (bytes < 4) {
unicode_point = random_range(0, 127);
} else if (bytes < 6) {
unicode_point = random_range(0xFF, 0xFFFF);
} else if (bytes < 7) {
unicode_point = random_range(0XFFFF, 0X10FFFF);
}
std::string utf_str = converter.to_bytes(unicode_point);
//fprintf(stdout, "code_point=%d\n", unicode_point);
//fprintf(stdout, "utf8_str=%s\n", utf_str.c_str());
for (int j = 0; j < utf_str.size(); ++j) {
res[i++] = utf_str[j];
}
}
real_len = i;
}
TEST_F(TestCharset, strcmp)
{
ObString a;
ObString b;
int ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_GENERAL_CI, a.ptr(), a.length(), b.ptr(), b.length());
fprintf(stdout, "ret:%d\n", ret);
ASSERT_EQ(0, ret);
char aa[10] = "abd";
char bb[10] = "aBd ";
char cc[10] = " aBd";
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_GENERAL_CI, aa, 3, bb, 4);
fprintf(stdout, "ret:%d\n", ret);
ASSERT_EQ(-1, ret);
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_GENERAL_CI, aa, 3, cc, 4);
fprintf(stdout, "ret:%d\n", ret);
ASSERT_EQ(1, ret);
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_BIN, aa, 3, bb, 4);
fprintf(stdout, "ret:%d\n", ret);
ASSERT_TRUE(ret > 0);
ObString c(aa);
ObString d(bb);
fprintf(stdout, "c:%.*s\n", c.length(), c.ptr());
fprintf(stdout, "d:%.*s\n", d.length(), d.ptr());
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_GENERAL_CI, c, d);
fprintf(stdout, "ret:%d\n", ret);
ASSERT_EQ(-1, ret);
fprintf(stdout, "ret:%d\n", ret);
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_BIN, c, d);
fprintf(stdout, "ret:%d\n", ret);
ASSERT_TRUE(ret > 0);
ObString empty;
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_GENERAL_CI, empty, d);
ASSERT_EQ(-1, ret);
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_GENERAL_CI, d, empty);
ASSERT_EQ(1, ret);
ObString empty1;
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_GENERAL_CI, empty1, empty);
ASSERT_EQ(0, ret);
ret = ObCharset::strcmp(CS_TYPE_UTF8MB4_BIN, empty1, empty);
ASSERT_EQ(0, ret);
}
TEST_F(TestCharset, sortkey)
{
char aa[10] = "abc";
char aa1[10];
char bb[10] = "abc ";
char bb1[10];
bool is_valid_unicode = false;
size_t size1 = ObCharset::sortkey(CS_TYPE_UTF8MB4_GENERAL_CI, aa, strlen(aa), aa1, 10, is_valid_unicode);
size_t size2 = ObCharset::sortkey(CS_TYPE_UTF8MB4_GENERAL_CI, bb, strlen(bb), bb1, 10, is_valid_unicode);
ASSERT_NE(size1, size2);
ASSERT_TRUE(is_valid_unicode);
char space[10] = " ";
size1 = ObCharset::sortkey(CS_TYPE_UTF8MB4_GENERAL_CI, space, strlen(space), aa1, 10, is_valid_unicode);
ASSERT_EQ(size1, 2);
ASSERT_TRUE(is_valid_unicode);
char empty[10] = "";
size1 = ObCharset::sortkey(CS_TYPE_UTF8MB4_GENERAL_CI, empty, strlen(empty), aa1, 10, is_valid_unicode);
ASSERT_EQ(size1, 0);
ASSERT_TRUE(is_valid_unicode);
char invalid[10];
invalid[0] = char(0x10);
invalid[1] = char(0x80);
invalid[2] = '\0';
size1 = ObCharset::sortkey(CS_TYPE_UTF8MB4_GENERAL_CI, invalid, strlen(invalid), aa1, 10, is_valid_unicode);
ASSERT_EQ(size1, 1);
ASSERT_FALSE(is_valid_unicode);
//std::map<int, int> charset{
//{8,0},{28,1},{45,2}};
std::map<int, int> charset{
{8,0},{28,1},{45,2},{46,3},{47,4},{54,5},{55,6},{63,7},{87,8},{101,9},{216,10},{224,11},
{248,12},{249,13},{251,14}};
// init test_string, the order should be same as charset's second param
// test_string.first is a valid unicode for correspond charset while the second is invalid
// but for some charset it is all valid, like latin1, utf8
std::vector<std::pair<std::string, std::string >> test_string;
const char ascii_string[] = {'\x7f','\0'};
const char non_ascii_string[] = {'\xff','\0'};
const char gbk_string[] = { '\xc4', '\xe3', '\xba', '\xc3','\0' };//meaing is '你好'
const char gb18030_string[] = { '\xc4', '\xe3', '\xba', '\xc3','\0' };//meaing is '你好'
const char utf8_string[] = { '\xe4', '\xbd', '\xa0', '\xe5', '\xa5', '\xbd','\0'};//meaing is '你好'
const char utf16_string[] = { '\x4f', '\x60', '\x59', '\x7d','\0'};//meaing is '你好'
test_string.push_back(std::make_pair(std::string(ascii_string),std::string((non_ascii_string)))); //CS_TYPE_LATIN1_SWEDISH_CI
test_string.push_back(std::make_pair(std::string(gbk_string),std::string((non_ascii_string)))); //CS_TYPE_GBK_CHINESE_CI
test_string.push_back(std::make_pair(std::string(utf8_string),std::string((non_ascii_string)))); //CS_TYPE_UTF8MB4_GENERAL_CI
test_string.push_back(std::make_pair(std::string(utf8_string),std::string((non_ascii_string)))); //CS_TYPE_UTF8MB4_BIN
test_string.push_back(std::make_pair(std::string(ascii_string),std::string((non_ascii_string)))); //CS_TYPE_LATIN1_BIN
test_string.push_back(std::make_pair(std::string(utf16_string),std::string((non_ascii_string)))); //CS_TYPE_UTF16_GENERAL_CI
test_string.push_back(std::make_pair(std::string(utf16_string),std::string((non_ascii_string)))); //CS_TYPE_UTF16_BIN
test_string.push_back(std::make_pair(std::string(ascii_string),std::string((non_ascii_string)))); //CS_TYPE_BINARY
test_string.push_back(std::make_pair(std::string(gbk_string),std::string((non_ascii_string)))); //CS_TYPE_GBK_BIN
test_string.push_back(std::make_pair(std::string(utf16_string),std::string((non_ascii_string)))); //CS_TYPE_UTF16_UNICODE_CI
test_string.push_back(std::make_pair(std::string(gb18030_string),std::string((non_ascii_string)))); //CS_TYPE_GB18030_2022_BIN
test_string.push_back(std::make_pair(std::string(utf8_string),std::string((non_ascii_string))));//CS_TYPE_UTF8MB4_UNICODE_CI
test_string.push_back(std::make_pair(std::string(gb18030_string),std::string((non_ascii_string)))); //CS_TYPE_GB18030_CHINESE_CI
test_string.push_back(std::make_pair(std::string(gb18030_string),std::string((non_ascii_string)))); //CS_TYPE_GB18030_BIN
test_string.push_back(std::make_pair(std::string(gb18030_string),std::string((non_ascii_string)))); //CS_TYPE_GB18030_CHINESE_CS
//result[0]: charset index
//result[1],result[2]: the size and validility of the first string
//result[3],result[4]: the size and validility of the second string
std::vector<std::vector<int>>result{
{0,1,1,1,1},
{1,4,1,1,0},
{2,6,1,0,0},
{3,6,1,0,0},
{4,1,1,1,1},
{5,4,1,0,0},
{6,4,1,0,0},
{7,1,1,1,1},
{8,4,1,1,1},
{9,10,1,10,1},
{10,4,1,1,1},
{11,10,1,10,1},
{12,8,1,1,0},
{13,4,1,1,1},
{14,8,1,1,0}
};
for (auto it : charset) {
bool is_valid_collation = ObCharset::is_valid_collation(it.first);
ASSERT_TRUE(is_valid_collation);
const char* p1 = test_string[it.second].first.data();
int p1_len = test_string[it.second].first.length();
const char* p2 = test_string[it.second].second.data();
int p2_len = test_string[it.second].second.length();
size1 = ObCharset::sortkey((ObCollationType)it.first, p1, p1_len, aa1, 10, is_valid_unicode);
ASSERT_TRUE(size1 == result[it.second][1]);
ASSERT_TRUE(is_valid_unicode == result[it.second][2]);
size1 = ObCharset::sortkey((ObCollationType)it.first, p2, p2_len, aa1, 10, is_valid_unicode);
ASSERT_TRUE(size1 == result[it.second][3]);
ASSERT_TRUE(is_valid_unicode == result[it.second][4]);
}
// The parameter of sortkey cannot be NULL
//char *p = NULL;
//size1 = ObCharset::sortkey(CS_TYPE_UTF8MB4_GENERAL_CI, true, p, 0, aa1, 10);
}
TEST_F(TestCharset, casedn)
{
char a1[14] = "Variable_name";
char a2[14] = "Variable_NAME";
char a3[14] = "variable_name";
ObString y1;
ObString y2;
ObString y3;
a1[13] = '1';
a2[13] = '1';
a3[13] = '1';
y1.assign_ptr(a1, 14);
y2.assign_ptr(a2, 14);
y3.assign_ptr(a3, 14);
fprintf(stdout, "ret:%p, %d\n", y1.ptr(), y1.length() );
size_t size1 = ObCharset::casedn(CS_TYPE_UTF8MB4_GENERAL_CI, y1);
EXPECT_TRUE(y1 == y3);
size_t size2 = ObCharset::casedn(CS_TYPE_UTF8MB4_GENERAL_CI, y2);
fprintf(stdout, "y1:%.*s, y2:%.*s, y3:%.*s\n", y1.length(), y1.ptr(), y2.length(), y2.ptr(), y3.length(), y3.ptr());
EXPECT_TRUE(y2 == y3);
ASSERT_EQ(y1.length(), 14);
ASSERT_EQ(y2.length(), 14);
ASSERT_EQ(size1, 14);
ASSERT_EQ(size2, 14);
}
TEST_F(TestCharset, case_insensitive_equal)
{
ObString y1= "Variable_name";
ObString y2= "variable_name";
ObString y3= "variable_name1";
ObString y4= "variable_name1";
bool yy = ObCharset::case_insensitive_equal(y1, y2, CS_TYPE_UTF8MB4_GENERAL_CI);
ASSERT_TRUE(yy);
yy = ObCharset::case_insensitive_equal(y2, y3, CS_TYPE_UTF8MB4_GENERAL_CI);
ASSERT_FALSE(yy);
yy = ObCharset::case_insensitive_equal(y3, y4, CS_TYPE_UTF8MB4_GENERAL_CI);
ASSERT_TRUE(yy);
yy = ObCharset::case_insensitive_equal(y1, y2, CS_TYPE_GB18030_2022_PINYIN_CI);
ASSERT_TRUE(yy);
yy = ObCharset::case_insensitive_equal(y2, y3, CS_TYPE_GB18030_2022_PINYIN_CI);
ASSERT_FALSE(yy);
yy = ObCharset::case_insensitive_equal(y3, y4, CS_TYPE_GB18030_2022_PINYIN_CI);
ASSERT_TRUE(yy);
}
TEST_F(TestCharset, hash_sort)
{
ObString s;
uint64_t ret = ObCharset::hash(CS_TYPE_UTF8MB4_GENERAL_CI, s.ptr(), s.length(), 0);
const char *a = "abd";
const char *b = "aBD";
uint64_t ret1 = ObCharset::hash(CS_TYPE_UTF8MB4_GENERAL_CI, a, 3, 0);
uint64_t ret2 = ObCharset::hash(CS_TYPE_UTF8MB4_GENERAL_CI, b, 3, 0);
fprintf(stdout, "ret:%lu, ret1:%lu, ret2:%lu\n", ret, ret1, ret2);
//uint64_t ret3 = ObCharset::hash(CS_TYPE_UTF8MB4_GENERAL_CI, ObString::make_string(b));
ASSERT_EQ(ret1, ret2);
}
TEST_F(TestCharset, case_mode_equal)
{
ObString y1= "Variable_name";
ObString y2= "variable_name";
ObString y3= "variable_name1";
ObString y4= "variable_name1";
bool is_equal = false;
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_SENSITIVE, y1, y2);
ASSERT_FALSE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_SENSITIVE, y1, y1);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_SENSITIVE, y3, y4);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_SENSITIVE, y1, y3);
ASSERT_FALSE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_INSENSITIVE, y1, y2);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_INSENSITIVE, y1, y1);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_INSENSITIVE, y3, y4);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_ORIGIN_AND_INSENSITIVE, y1, y3);
ASSERT_FALSE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_LOWERCASE_AND_INSENSITIVE, y1, y2);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_LOWERCASE_AND_INSENSITIVE, y1, y1);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_LOWERCASE_AND_INSENSITIVE, y3, y4);
ASSERT_TRUE(is_equal);
is_equal = ObCharset::case_mode_equal(OB_LOWERCASE_AND_INSENSITIVE, y1, y3);
ASSERT_FALSE(is_equal);
}
TEST_F(TestCharset, well_formed_length)
{
int ret = OB_SUCCESS;
const char *str = "\0123";
ObCollationType cs_type = CS_TYPE_UTF8MB4_GENERAL_CI;
int64_t well_formed_length = 0;
int64_t str_len = 1;
ret = ObCharset::well_formed_len(cs_type, str, str_len, well_formed_length);
ASSERT_TRUE(OB_SUCC(ret));
ASSERT_TRUE(1 == well_formed_length);
ret = ObCharset::well_formed_len(cs_type, str, 0, well_formed_length);
ASSERT_TRUE(OB_SUCC(ret));
ASSERT_TRUE(0 == well_formed_length);
ret = ObCharset::well_formed_len(cs_type, NULL, 0, well_formed_length);
ASSERT_TRUE(OB_SUCC(ret));
ASSERT_TRUE(0 == well_formed_length);
ret = ObCharset::well_formed_len(cs_type, NULL, str_len, well_formed_length);
ASSERT_TRUE(OB_INVALID_ARGUMENT == ret);
}
TEST_F(TestCharset, test_max_byte_char_pos)
{
int ret = OB_SUCCESS;
const ObCollationType types[] = {CS_TYPE_BINARY, CS_TYPE_UTF8MB4_GENERAL_CI, CS_TYPE_UTF8MB4_BIN};
for (int64_t i = 0; OB_SUCC(ret) && i < sizeof(types) / sizeof(ObCollationType); ++i) {
int real_len = 0;
int64_t char_len = 0;
char buf[25600];
gen_random_unicode_string(25500, buf, real_len);
std::cout << "real_len" << real_len << std::endl;
int64_t left_bytes = real_len;
const int64_t block_size = 16000;
char *pos = buf;
while (left_bytes > 0) {
int64_t well_formed_len = 0;
int32_t well_formed_error = 0;
int64_t calc_char_len = 0;
const int64_t write_bytes = std::min(left_bytes, block_size);
const int64_t real_bytes = ObCharset::max_bytes_charpos(types[i], pos, left_bytes, write_bytes, char_len);
std::cout << "real_bytes" << real_bytes << std::endl;
ASSERT_TRUE(real_bytes <= 16000);
ret = ObCharset::well_formed_len(types[i], pos, real_bytes, well_formed_len, well_formed_error);
ASSERT_EQ(OB_SUCCESS, ret);
ASSERT_EQ(real_bytes, well_formed_len);
ASSERT_EQ(0, well_formed_error);
calc_char_len = ObCharset::strlen_char(types[i], pos, real_bytes);
ASSERT_EQ(calc_char_len, char_len);
left_bytes -= real_bytes;
pos += real_bytes;
}
}
}
TEST_F(TestCharset, test_ascii_list_for_all_charset)
{
const int64_t buf_len = 100;
char buf[buf_len] = {0};
const int64_t chunk_size = 8192;
char chunk[chunk_size] = {0};
ObDataBuffer allocator(chunk, chunk_size);
ASSERT_EQ(OB_SUCCESS, ObCharsetUtils::init(allocator));
std::cout<< "ascii";
for (int cs_i = CHARSET_INVALID; cs_i < CHARSET_MAX; ++cs_i) {
auto charset_type = static_cast<ObCharsetType>(cs_i);
if (!ObCharset::is_valid_charset(charset_type))
continue;
ObCollationType cs_type = ObCharset::get_default_collation(charset_type);
ASSERT_TRUE(ObCharset::is_valid_collation(cs_type));
std::cout << "\t" << ObCharset::charset_name(cs_type);
}
std::cout << std::endl;
for (int ascii_wc = 0; ascii_wc <= INT8_MAX; ascii_wc++) {
std::cout<< ascii_wc;
for (int cs_i = CHARSET_INVALID; cs_i < CHARSET_MAX; ++cs_i) {
auto charset_type = static_cast<ObCharsetType>(cs_i);
if (!ObCharset::is_valid_charset(charset_type))
continue;
ObCollationType cs_type = ObCharset::get_default_collation(charset_type);
ASSERT_TRUE(ObCharset::is_valid_collation(cs_type));
int64_t result_len = 0;
ObString str = ObCharsetUtils::get_const_str(cs_type, ascii_wc);
ASSERT_EQ (OB_SUCCESS, hex_print(str.ptr(), str.length(), buf, buf_len, result_len));
buf[result_len] = '\0';
std::cout <<"\t" << buf;
}
std::cout << std::endl;
}
}
TEST_F(TestCharset, test_find_gb18030_case_prob)
{
const int buf_len = 20;
char buf1[buf_len];
char buf2[buf_len];
char hex_buf1[buf_len];
char hex_buf2[buf_len];
int length1 = 0, length2 = 0;
ObCollationType cs_type = CS_TYPE_GB18030_BIN;
for (int i = 0; i < 256; i++) {
const ObUnicaseInfoChar *info = ObCharset::get_charset(cs_type)->caseinfo->page[i];
if (NULL != info) {
for (int j = 0; j < 256; j++) {
ASSERT_TRUE(OB_SUCCESS == ObCharset::wc_mb(cs_type, info[j].tolower, buf1, buf_len, length1));
ASSERT_TRUE(OB_SUCCESS == ObCharset::wc_mb(cs_type, info[j].toupper, buf2, buf_len, length2));
buf1[length1] = '\0';
buf2[length2] = '\0';
if (length1 != length2) {
ASSERT_TRUE(OB_SUCCESS == to_hex_cstr(buf1, length1, hex_buf1, buf_len));
ASSERT_TRUE(OB_SUCCESS == to_hex_cstr(buf2, length2, hex_buf2, buf_len));
std::cout<< info[j].tolower <<"," << info[j].toupper << "," << hex_buf1 << "," << hex_buf2 << std::endl;
}
}
}
}
cs_type = CS_TYPE_GB18030_2022_BIN;
for (int i = 0; i < 256; i++) {
const ObUnicaseInfoChar *info = ObCharset::get_charset(cs_type)->caseinfo->page[i];
if (NULL != info) {
for (int j = 0; j < 256; j++) {
ASSERT_TRUE(OB_SUCCESS == ObCharset::wc_mb(cs_type, info[j].tolower, buf1, buf_len, length1));
ASSERT_TRUE(OB_SUCCESS == ObCharset::wc_mb(cs_type, info[j].toupper, buf2, buf_len, length2));
buf1[length1] = '\0';
buf2[length2] = '\0';
if (length1 != length2) {
ASSERT_TRUE(OB_SUCCESS == to_hex_cstr(buf1, length1, hex_buf1, buf_len));
ASSERT_TRUE(OB_SUCCESS == to_hex_cstr(buf2, length2, hex_buf2, buf_len));
std::cout<< info[j].tolower <<"," << info[j].toupper << "," << hex_buf1 << "," << hex_buf2 << std::endl;
}
}
}
}
}
/*
TEST_F(TestCharset, test_gbk_pua)
{
int64_t size = sizeof(gbk_uni_map) / sizeof(UniCodeMap);
ASSERT_EQ(size, 23940);
for (int i = 0; i < size; i++) {
ASSERT_TRUE(func_gbk_uni_onechar(gbk_uni_map[i].encoding) == gbk_uni_map[i].unicode) << "i=" << i;
ASSERT_TRUE(func_uni_gbk_onechar(gbk_uni_map[i].unicode) == gbk_uni_map[i].encoding) << "i=" << i;
}
}
*/
TEST_F(TestCharset, test_zh_0900_as_cs)
{
ObString str;
char sort_key[2048];
bool is_valid = false;
auto print_sort_key = [&](ObCollationType coll_type) -> void {
auto size = ObCharset::sortkey(coll_type, str.ptr(), str.length(), sort_key,
sizeof(sort_key), is_valid);
fprintf(stdout, "src=");
for (int i = 0; i < str.length(); i++) {
fprintf(stdout, "%02X", (unsigned char)str[i]);
}
fprintf(stdout, "\n");
fprintf(stdout, "sort_key=");
for (int i = 0; i < size; i++) {
fprintf(stdout, "%02X", (unsigned char)sort_key[i]);
}
fprintf(stdout, "\n");
};
char buffer[2048];
ObDataBuffer data_buffer(buffer, sizeof(buffer));
auto convert_string = [&data_buffer](const char* input, ObCollationType dest_type) -> ObString {
ObString output;
ObCharset::charset_convert(data_buffer, ObString(input), CS_TYPE_UTF8MB4_BIN, dest_type, output);
return output;
};
ObCollationType coll_types[] = {CS_TYPE_UTF8MB4_ZH_0900_AS_CS, CS_TYPE_GBK_ZH_0900_AS_CS,
CS_TYPE_GB18030_ZH_0900_AS_CS, CS_TYPE_UTF16_ZH_0900_AS_CS,
CS_TYPE_GB18030_2022_ZH_0900_AS_CS};
for (int i = 0; i < array_elements(coll_types); i++) {
ObCollationType coll_type = coll_types[i];
fprintf(stdout, "## TEST_COLL=%d\n", coll_type);
ASSERT_TRUE(ObCharset::strcmp(coll_type, convert_string("坝", coll_type), convert_string("弝", coll_type)) < 0);
ASSERT_TRUE(ObCharset::strcmp(coll_type, convert_string("弝", coll_type), convert_string("爸", coll_type)) < 0);
ASSERT_TRUE(ObCharset::strcmp(coll_type, convert_string("爸", coll_type), convert_string("跁", coll_type)) < 0);
ASSERT_TRUE(ObCharset::strcmp(coll_type, convert_string("韩", coll_type), convert_string("美", coll_type)) < 0);
ASSERT_TRUE(ObCharset::strcmp(coll_type, convert_string("美", coll_type), convert_string("日", coll_type)) < 0);
str = convert_string("我们今天", coll_type);
print_sort_key(coll_types[i]);
str = "\xFF\xFF";
print_sort_key(coll_types[i]);
str = "\xef\xbf\xbd\xef\xbf\xbd";
print_sort_key(coll_types[i]);
str = convert_string("中", coll_type);
print_sort_key(coll_types[i]);
}
}
TEST_F(TestCharset, test_zh2_0900_as_cs)
{
ObString str;
char sort_key[2048];
bool is_valid = false;
auto print_sort_key = [&](ObCollationType coll_type) -> void {
auto size = ObCharset::sortkey(coll_type, str.ptr(), str.length(), sort_key,
sizeof(sort_key), is_valid);
fprintf(stdout, "src=");
for (int i = 0; i < str.length(); i++) {
fprintf(stdout, "%02X", (unsigned char)str[i]);
}
fprintf(stdout, "\n");
fprintf(stdout, "sort_key=");
for (int i = 0; i < size; i++) {
fprintf(stdout, "%02X", (unsigned char)sort_key[i]);
}
fprintf(stdout, "\n");
};
char buffer[2048];
ObDataBuffer data_buffer(buffer, sizeof(buffer));
auto convert_string = [&data_buffer](const char* input, ObCollationType dest_type) -> ObString {
ObString output;
ObCharset::charset_convert(data_buffer, ObString(input), CS_TYPE_UTF8MB4_BIN, dest_type, output);
return output;
};
ObCollationType coll_types[] = {CS_TYPE_UTF8MB4_ZH2_0900_AS_CS, CS_TYPE_GB18030_2022_ZH2_0900_AS_CS};
for (int i = 0; i < array_elements(coll_types); i++) {
ObCollationType coll_type = coll_types[i];
fprintf(stdout, "## TEST_COLL=%d\n", coll_type);
ASSERT_TRUE(ObCharset::strcmp(coll_type, convert_string("一", coll_type), convert_string("二", coll_type)) < 0);
str = convert_string("一丁丂七丄丅丆", coll_type);
print_sort_key(coll_types[i]);
/*
str = convert_string("我们今天", coll_type);
print_sort_key(coll_types[i]);
str = "\xFF\xFF";
print_sort_key(coll_types[i]);
str = "\xef\xbf\xbd\xef\xbf\xbd";
print_sort_key(coll_types[i]);
str = convert_string("中", coll_type);
print_sort_key(coll_types[i]);
*/
}
}
TEST_F(TestCharset, tolower)
{
ObArenaAllocator allocator;
char a1[] = "Variable_name";
char a2[] = "Variable_NAME";
char a3[] = "variable_name";
ObString y1;
ObString y2;
ObString y3;
y1.assign_ptr(a1, strlen(a1));
y2.assign_ptr(a2, strlen(a2));
y3.assign_ptr(a3, strlen(a3));
fprintf(stdout, "ret:%p, %d\n", y1.ptr(), y1.length() );
for (int cs_i = CHARSET_INVALID; cs_i < CHARSET_MAX; ++cs_i) {
auto charset_type = static_cast<ObCharsetType>(cs_i);
if (!ObCharset::is_valid_charset(charset_type) || CHARSET_UTF16 == charset_type || CHARSET_BINARY == charset_type)
continue;
ObCollationType cs_type = ObCharset::get_default_collation(charset_type);
ASSERT_TRUE(ObCharset::is_valid_collation(cs_type));
const char *cs_name = ObCharset::charset_name(cs_type);
ObString y1_res;
ASSERT_TRUE(OB_SUCCESS == ObCharset::tolower(cs_type, y1, y1_res, allocator));
fprintf(stdout, "charset=%s, src:%.*s, src_lower:%.*s, dst:%.*s\n", cs_name,
y1.length(), y1.ptr(), y1_res.length(), y1_res.ptr(), y3.length(), y3.ptr());
EXPECT_TRUE(y1_res == y3);
ObString y2_res;
ASSERT_TRUE(OB_SUCCESS == ObCharset::tolower(cs_type, y2, y2_res, allocator));
fprintf(stdout, "charset=%s, src:%.*s, src_lower:%.*s, dst:%.*s\n", cs_name,
y2.length(), y2.ptr(), y2_res.length(), y2_res.ptr(), y3.length(), y3.ptr());
EXPECT_TRUE(y2_res == y3);
}
}
TEST_F(TestCharset, toupper)
{
ObArenaAllocator allocator;
char a1[] = "Variable_name";
char a2[] = "Variable_NAME";
char a3[] = "VARIABLE_NAME";
ObString y1;
ObString y2;
ObString y3;
y1.assign_ptr(a1, strlen(a1));
y2.assign_ptr(a2, strlen(a2));
y3.assign_ptr(a3, strlen(a3));
fprintf(stdout, "ret:%p, %d\n", y1.ptr(), y1.length() );
for (int cs_i = CHARSET_INVALID; cs_i < CHARSET_MAX; ++cs_i) {
auto charset_type = static_cast<ObCharsetType>(cs_i);
if (!ObCharset::is_valid_charset(charset_type) || CHARSET_UTF16 == charset_type || CHARSET_BINARY == charset_type)
continue;
ObCollationType cs_type = ObCharset::get_default_collation(charset_type);
ASSERT_TRUE(ObCharset::is_valid_collation(cs_type));
const char *cs_name = ObCharset::charset_name(cs_type);
ObString y1_res;
ASSERT_TRUE(OB_SUCCESS == ObCharset::toupper(cs_type, y1, y1_res, allocator));
fprintf(stdout, "charset=%s, src:%.*s, src_upper:%.*s, dst:%.*s\n", cs_name,
y1.length(), y1.ptr(), y1_res.length(), y1_res.ptr(), y3.length(), y3.ptr());
EXPECT_TRUE(y1_res == y3);
ObString y2_res;
ASSERT_TRUE(OB_SUCCESS == ObCharset::toupper(cs_type, y2, y2_res, allocator));
fprintf(stdout, "charset=%s, src:%.*s, src_upper:%.*s, dst:%.*s\n", cs_name,
y2.length(), y2.ptr(), y2_res.length(), y2_res.ptr(), y3.length(), y3.ptr());
EXPECT_TRUE(y2_res == y3);
}
}
static uint get_magic_gb18030_2022_uni(uint code)
{
switch (code) {
case 0xFE59 : return 0x9FB4;
case 0xFE61 : return 0x9FB5;
case 0xFE66 : return 0x9FB6;
case 0xFE67 : return 0x9FB7;
case 0xFE6D : return 0x9FB8;
case 0xFE7E : return 0x9FB9;
case 0xFE90 : return 0x9FBA;
case 0xFEA0 : return 0x9FBB;
case 0xA6D9 : return 0xFE10;
case 0xA6DA : return 0xFE12;
case 0xA6DB : return 0xFE11;
case 0xA6DC : return 0xFE13;
case 0xA6DD : return 0xFE14;
case 0xA6DE : return 0xFE15;
case 0xA6DF : return 0xFE16;
case 0xA6EC : return 0xFE17;
case 0xA6ED : return 0xFE18;
case 0xA6F3 : return 0xFE19;
case 0x82359037 : return 0xE81E;
case 0x82359038 : return 0xE826;
case 0x82359039 : return 0xE82B;
case 0x82359130 : return 0xE82C;
case 0x82359131 : return 0xE832;
case 0x82359132 : return 0xE843;
case 0x82359133 : return 0xE854;
case 0x82359134 : return 0xE864;
case 0x84318236 : return 0xE78D;
case 0x84318238 : return 0xE78E;
case 0x84318237 : return 0xE78F;
case 0x84318239 : return 0xE790;
case 0x84318330 : return 0xE791;
case 0x84318331 : return 0xE792;
case 0x84318332 : return 0xE793;
case 0x84318333 : return 0xE794;
case 0x84318334 : return 0xE795;
case 0x84318335 : return 0xE796;
default: return 0;
}
}
static uint get_magic_uni_gb18030_2022(uint code)
{
switch (code) {
case 0x9FB4 : return 0xFE59;
case 0x9FB5 : return 0xFE61;
case 0x9FB6 : return 0xFE66;
case 0x9FB7 : return 0xFE67;
case 0x9FB8 : return 0xFE6D;
case 0x9FB9 : return 0xFE7E;
case 0x9FBA : return 0xFE90;
case 0x9FBB : return 0xFEA0;
case 0xFE10 : return 0xA6D9;
case 0xFE12 : return 0xA6DA;
case 0xFE11 : return 0xA6DB;
case 0xFE13 : return 0xA6DC;
case 0xFE14 : return 0xA6DD;
case 0xFE15 : return 0xA6DE;
case 0xFE16 : return 0xA6DF;
case 0xFE17 : return 0xA6EC;
case 0xFE18 : return 0xA6ED;
case 0xFE19 : return 0xA6F3;
case 0xE81E : return 0x82359037;
case 0xE826 : return 0x82359038;
case 0xE82B : return 0x82359039;
case 0xE82C : return 0x82359130;
case 0xE832 : return 0x82359131;
case 0xE843 : return 0x82359132;
case 0xE854 : return 0x82359133;
case 0xE864 : return 0x82359134;
case 0xE78D : return 0x84318236;
case 0xE78E : return 0x84318238;
case 0xE78F : return 0x84318237;
case 0xE790 : return 0x84318239;
case 0xE791 : return 0x84318330;
case 0xE792 : return 0x84318331;
case 0xE793 : return 0x84318332;
case 0xE794 : return 0x84318333;
case 0xE795 : return 0x84318334;
case 0xE796 : return 0x84318335;
default: return 0;
}
}
static inline uint gb18030_chs_to_code(const uchar *src, size_t srclen) {
uint r = 0;
ob_charset_assert(srclen == 1 || srclen == 2 || srclen == 4);
switch (srclen) {
case 1:
r = src[0];
break;
case 2:
r = (src[0] << 8) + src[1];
break;
case 4:
r = (src[0] << 24) + (src[1] << 16) + (src[2] << 8) + src[3];
break;
default:
ob_charset_assert(0);
}
return r;
}
TEST_F(TestCharset, check_gb18030_2022)
{
int ret = 0;
uchar s[4];
ob_charset_conv_mb_wc ob_mb_wc_gb18030_2022 = ob_charset_gb18030_2022_pinyin_ci.cset->mb_wc;
ob_charset_conv_mb_wc ob_mb_wc_gb18030 = ob_charset_gb18030_chinese_ci.cset->mb_wc;
ob_charset_conv_wc_mb ob_wc_mb_gb18030_2022 = ob_charset_gb18030_2022_pinyin_ci.cset->wc_mb;
ob_charset_conv_wc_mb ob_wc_mb_gb18030 = ob_charset_gb18030_chinese_ci.cset->wc_mb;
for (s[0] = 0x81; s[0] <= 0xFE; s[0]++) {
for (s[1] = 0x40; s[1] <= 0xFE; s[1]++) {
if (s[1] == 0x7F) {
continue;
}
uint gb_code = gb18030_chs_to_code(s, 2);
ob_wc_t uni_gb18030_2022;
ob_mb_wc_gb18030_2022(NULL, &uni_gb18030_2022, s, s + 4);
ulong target = get_magic_gb18030_2022_uni(gb_code);
if (target == 0) {
ob_mb_wc_gb18030(NULL, &target, s, s + 4);
}
ASSERT_TRUE(target = uni_gb18030_2022);
}
}
for (s[0] = 0x81; s[0] <= 0xFE; s[0]++) {
for (s[1] = 0x30; s[1] <= 0x39; s[1]++) {
for (s[2] = 0x81; s[2] <= 0xFE; s[2]++) {
for (s[3] = 0x30; s[3] <= 0x39; s[3]++) {
uint gb_code = gb18030_chs_to_code(s, 4);
ob_wc_t uni_gb18030_2022;
ob_mb_wc_gb18030_2022(NULL, &uni_gb18030_2022, s, s + 4);
ulong target = get_magic_gb18030_2022_uni(gb_code);
if (target == 0) {
ob_mb_wc_gb18030(NULL, &target, s, s + 4);
}
ASSERT_TRUE(target = uni_gb18030_2022);
}
}
}
}
for (uint i=0; i <= 0x10FFFF; i ++) {
uchar s_gb18030[4];
uchar s_gb18030_2022[4];
uint target = get_magic_uni_gb18030_2022(i);
if (target == 0) {
int len_gb18030 = ob_wc_mb_gb18030(NULL, i, s_gb18030, s_gb18030 + 4);
target = (len_gb18030 == 0) ? 0 : gb18030_chs_to_code(s_gb18030, len_gb18030);
}
int len_gb18030_2022 = ob_wc_mb_gb18030_2022(NULL, i, s_gb18030_2022, s_gb18030_2022 + 4);
uint code_gb18030_2022 = (len_gb18030_2022 == 0) ? 0 : gb18030_chs_to_code(s_gb18030_2022, len_gb18030_2022);
ASSERT_TRUE(target == code_gb18030_2022);
}
}
TEST_F(TestCharset, check_mbmaxlenlen)
{
for (int64_t type = ObCollationType::CS_TYPE_INVALID; type < ObCollationType::CS_TYPE_MAX; ++type) {
if (nullptr != ObCharset::charset_arr[type]) {
const uint mbmaxlenlen = ob_mbmaxlenlen(ObCharset::charset_arr[type]);
const char *cs_name = ObCharset::charset_name(static_cast<ObCollationType>(type));
std::cout << "charset=" << cs_name << ", mbmaxlenlen=" << mbmaxlenlen << ", type=" << type << std::endl;
if (ObCharset::is_gb18030_2022(type)
|| CS_TYPE_GB18030_CHINESE_CI == type
|| CS_TYPE_GB18030_CHINESE_CS == type
|| CS_TYPE_GB18030_BIN == type
|| CS_TYPE_GB18030_ZH_0900_AS_CS == type
|| CS_TYPE_GB18030_ZH2_0900_AS_CS == type
|| CS_TYPE_GB18030_ZH3_0900_AS_CS == type
|| CS_TYPE_GB18030_2022_ZH_0900_AS_CS == type
|| CS_TYPE_GB18030_2022_ZH2_0900_AS_CS == type
|| CS_TYPE_GB18030_2022_ZH3_0900_AS_CS == type) {
ASSERT_EQ(2, mbmaxlenlen);
} else {
ASSERT_EQ(1, mbmaxlenlen);
}
}
}
}
TEST_F(TestCharset, foreach_char) {
const char *data = "豫章故郡，洪都新府。星分翼轸，地接衡庐。襟三江而带五湖，控蛮荆而引瓯越。物华天宝，龙光射牛斗之墟"
"人杰地灵，徐孺下陈蕃之榻。雄州雾列，俊采星驰。台隍枕夷夏之交，宾主尽东南之美。都督阎公之雅望，棨戟遥临"
"宇文新州之懿范，襜帷暂驻。十旬休假，胜友如云；千里逢迎，高朋满座。腾蛟起凤，孟学士之词宗；紫电青霜"
"王将军之武库。家君作宰，路出名区；童子何知，躬逢胜饯。时维九月，序属三秋。潦水尽而寒潭清，烟光凝而暮山紫"
"俨骖騑于上路，访风景于崇阿。临帝子之长洲，得天人之旧馆。层峦耸翠，上出重霄；飞阁流丹，下临无地。鹤汀凫渚"
"穷岛屿之萦回；桂殿兰宫，即冈峦之体势。披绣闼，俯雕甍，山原旷其盈视，川泽纡其骇瞩。闾阎扑地，钟鸣鼎食之家"
"舸舰弥津，青雀黄龙之舳。云销雨霁，彩彻区明。落霞与孤鹜齐飞，秋水共长天一色。渔舟唱晚，响穷彭蠡之滨"
"雁阵惊寒，声断衡阳之浦。遥襟甫畅，逸兴遄飞。爽籁发而清风生，纤歌凝而白云遏。睢园绿竹，气凌彭泽之樽"
"邺水朱华，光照临川之笔。四美具，二难并。穷睇眄于中天，极娱游于暇日。天高地迥，觉宇宙之无穷；兴尽悲来"
"识盈虚之有数。望长安于日下，目吴会于云间。地势极而南溟深，天柱高而北辰远。关山难越，谁悲失路之人"
"萍水相逢，尽是他乡之客。怀帝阍而不见，奉宣室以何年？嗟乎！时运不齐，命途多舛。冯唐易老，李广难封"
"屈贾谊于长沙，非无圣主；窜梁鸿于海曲，岂乏明时？所赖君子见机，达人知命。老当益壮，宁移白首之心"
"穷且益坚，不坠青云之志。酌贪泉而觉爽，处涸辙以犹欢。北海虽赊，扶摇可接；东隅已逝，桑榆非晚。孟尝高洁"
"空余报国之情；阮籍猖狂，岂效穷途之哭！勃，三尺微命，一介书生。无路请缨，等终军之弱冠；有怀投笔，慕宗悫之长风"
"舍簪笏于百龄，奉晨昏于万里。非谢家之宝树，接孟氏之芳邻。他日趋庭，叨陪鲤对；今兹捧袂，喜托龙门。杨意不逢"
"抚凌云而自惜；钟期既遇，奏流水以何惭？呜呼！胜地不常，盛筵难再；兰亭已矣，梓泽丘墟。临别赠言，幸承恩于伟饯"
"登高作赋，是所望于群公。敢竭鄙怀，恭疏短引；一言均赋，四韵俱成。请洒潘江，各倾陆海云尔：滕王高阁临江渚"
"佩玉鸣鸾罢歌舞。画栋朝飞南浦云，珠帘暮卷西山雨。闲云潭影日悠悠，物换星移几度秋。阁中帝子今何在？槛外长江空自流。";
/*
const char *data = "I hear America singing, the varied carols I hear,Those of mechanics, "
"each one singing his as it should be blithe and strong,The carpenter "
"singing his as he measures his plank or beam,The mason singing his as "
"he makes ready for work, or leaves off work,The boatman singing what "
"belongs to him in his boat, the deckhand singing on the steamboat deck,"
"The shoemaker singing as he sits on his bench, the hatter singing as "
"he stands,The wood-cutter’s song, the ploughboy’s on his way in the morning, "
"or at noon intermission or at sundown,The delicious singing of the mother, "
"or of the young wife at work, or of the girl sewing or washing,Each singing "
"what belongs to him or her and to none else,The day what belongs to the day—at "
"night the party of young fellows, robust, friendly,Singing with open "
"mouths their strong melodious songs.";
*/
int64_t word_cnt = 0;
auto do_nothing = [&word_cnt] (const ObString &str, ob_wc_t wchar) -> int {
int ret = OB_SUCCESS;
word_cnt++;
return ret;
};
int repeat = 10000;
int64_t total_bytes = 0;
int64_t time_start = 0;
int64_t time_dur = 0;
auto start_timer = [&]() { time_start = ObTimeUtility::current_time(); word_cnt = 0; };
auto end_timer = [&]() {
time_dur = ObTimeUtility::current_time() - time_start;
fprintf(stdout, "==> speed:%ldM/s, word_cnt=>%ld\n", (total_bytes >> 20) * 1000000 / time_dur, word_cnt);
};
ObString data_in(data);
ObArenaAllocator alloc;
for (int i = CHARSET_BINARY + 1; i <= CHARSET_GB18030; i++) {
ObCharsetType test_cs_type = static_cast<ObCharsetType>(i);
ObCollationType test_collation_type = ObCharset::get_default_collation(test_cs_type);
ObString data_out;
char *buf = NULL;
buf = static_cast<char*>(alloc.alloc(data_in.length() * repeat));
ASSERT_TRUE(NULL != buf);
ObString input(data_in.length() * repeat, buf);
for (int i = 0; i < repeat; i++) {
MEMCPY(buf + i*data_in.length(), data_in.ptr(), data_in.length());
}
int32_t buf_len = input.length() * ObCharset::MAX_MB_LEN;
buf = static_cast<char*>(alloc.alloc(buf_len));
ASSERT_TRUE(NULL != buf);
data_out.assign_buffer(buf, buf_len);
total_bytes = input.length();
fprintf(stdout, "\n# For charset: %s, ConvertDataLen: %d\n", ObCharset::charset_name(test_collation_type), input.length());
uint32_t result_len;
start_timer();
ASSERT_EQ(OB_SUCCESS,
ObCharset::charset_convert(CS_TYPE_UTF8MB4_BIN, input.ptr(), input.length(),
test_collation_type, data_out.ptr(), data_out.size(),
result_len));
end_timer();
start_timer();
int64_t pos = 0;
ASSERT_EQ(OB_SUCCESS,
ObFastStringScanner::convert_charset(
input, CS_TYPE_UTF8MB4_BIN, test_collation_type, buf, buf_len, pos));
end_timer();
fprintf(stdout, "input.length = %d, data_out.length = %ld\n", input.length(), pos);
}
for (int i = CHARSET_INVALID + 1; i < CHARSET_MAX; i++) {
ObCharsetType test_cs_type = static_cast<ObCharsetType>(i);
ObCollationType test_collation_type = ObCharset::get_default_collation(test_cs_type);
ObString data_out;
ASSERT_TRUE(ObCharset::is_valid_collation(test_collation_type));
if (ObCharset::get_charset(test_collation_type)->mbmaxlen == 1) {
data_out = data_in;
} else {
ASSERT_TRUE(OB_SUCCESS == ObCharset::charset_convert(alloc, data_in, CS_TYPE_UTF8MB4_BIN, test_collation_type, data_out));
}
int data_len = data_out.length();
total_bytes = static_cast<int64_t>(data_len) * repeat;
char *buf = (char*)(alloc.alloc(data_len * repeat));
ObString input(data_len * repeat, buf);
for (int i = 0; i < repeat; i++) {
MEMCPY(buf + i*data_len, data_out.ptr(), data_len);
}
fprintf(stdout, "\n# For charset: %s, TestDataLen: %d\n", ObCharset::charset_name(test_collation_type), data_len * repeat);
ASSERT_TRUE(NULL != buf);
fprintf(stdout, "Raw Impl\n");
start_timer();
ASSERT_EQ(OB_SUCCESS, ObCharsetUtils::foreach_char(input, test_collation_type, do_nothing));
end_timer();
fprintf(stdout, "Inline Impl\n");
start_timer();
ASSERT_EQ(OB_SUCCESS, ObFastStringScanner::foreach_char(input, test_cs_type, do_nothing));
end_timer();
fprintf(stdout, "Skip encoding Impl\n");
start_timer();
ASSERT_EQ(OB_SUCCESS, ObFastStringScanner::foreach_char(input, test_cs_type, do_nothing, false));
end_timer();
}
}
int main(int argc, char **argv)
{
OB_LOGGER.set_log_level("INFO");
testing::InitGoogleTest(&argc,argv);
int ret = ObCharset::init_charset();
fprintf(stdout, "ret=%d\n", ret);
return RUN_ALL_TESTS();
}
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