homework-jianmu/source/libs/index/test/indexTests.cc

430 lines
12 KiB
C++

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3 * or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <gtest/gtest.h>
#include <iostream>
#include <string>
#include "index.h"
#include "indexInt.h"
#include "index_fst.h"
#include "index_fst_counting_writer.h"
#include "index_fst_util.h"
#include "index_tfile.h"
#include "tutil.h"
class FstWriter {
public:
FstWriter() {
_wc = writerCtxCreate(TFile, "/tmp/tindex", false, 64 * 1024 * 1024);
_b = fstBuilderCreate(NULL, 0);
}
bool Put(const std::string& key, uint64_t val) {
FstSlice skey = fstSliceCreate((uint8_t*)key.c_str(), key.size());
bool ok = fstBuilderInsert(_b, skey, val);
fstSliceDestroy(&skey);
return ok;
}
~FstWriter() {
fstBuilderFinish(_b);
fstBuilderDestroy(_b);
writerCtxDestroy(_wc);
}
private:
FstBuilder* _b;
WriterCtx* _wc;
};
class FstReadMemory {
public:
FstReadMemory(size_t size) {
_wc = writerCtxCreate(TFile, "/tmp/tindex", true, 64 * 1024);
_w = fstCountingWriterCreate(_wc);
_size = size;
memset((void*)&_s, 0, sizeof(_s));
}
bool init() {
char* buf = (char*)calloc(1, sizeof(char) * _size);
int nRead = fstCountingWriterRead(_w, (uint8_t*)buf, _size);
if (nRead <= 0) { return false; }
_size = nRead;
_s = fstSliceCreate((uint8_t*)buf, _size);
_fst = fstCreate(&_s);
free(buf);
return _fst != NULL;
}
bool Get(const std::string& key, uint64_t* val) {
FstSlice skey = fstSliceCreate((uint8_t*)key.c_str(), key.size());
bool ok = fstGet(_fst, &skey, val);
fstSliceDestroy(&skey);
return ok;
}
bool GetWithTimeCostUs(const std::string& key, uint64_t* val, uint64_t* elapse) {
int64_t s = taosGetTimestampUs();
bool ok = this->Get(key, val);
int64_t e = taosGetTimestampUs();
*elapse = e - s;
return ok;
}
// add later
bool Search(AutomationCtx* ctx, std::vector<uint64_t>& result) {
FstStreamBuilder* sb = fstSearch(_fst, ctx);
StreamWithState* st = streamBuilderIntoStream(sb);
StreamWithStateResult* rt = NULL;
while ((rt = streamWithStateNextWith(st, NULL)) != NULL) {
result.push_back((uint64_t)(rt->out.out));
}
return true;
}
bool SearchWithTimeCostUs(AutomationCtx* ctx, std::vector<uint64_t>& result) {
int64_t s = taosGetTimestampUs();
bool ok = this->Search(ctx, result);
int64_t e = taosGetTimestampUs();
return ok;
}
~FstReadMemory() {
fstCountingWriterDestroy(_w);
fstDestroy(_fst);
fstSliceDestroy(&_s);
writerCtxDestroy(_wc);
}
private:
FstCountingWriter* _w;
Fst* _fst;
FstSlice _s;
WriterCtx* _wc;
size_t _size;
};
// TEST(IndexTest, index_create_test) {
// SIndexOpts *opts = indexOptsCreate();
// SIndex *index = indexOpen(opts, "./test");
// if (index == NULL) {
// std::cout << "index open failed" << std::endl;
// }
//
//
// // write
// for (int i = 0; i < 100000; i++) {
// SIndexMultiTerm* terms = indexMultiTermCreate();
// std::string val = "field";
//
// indexMultiTermAdd(terms, "tag1", strlen("tag1"), val.c_str(), val.size());
//
// val.append(std::to_string(i));
// indexMultiTermAdd(terms, "tag2", strlen("tag2"), val.c_str(), val.size());
//
// val.insert(0, std::to_string(i));
// indexMultiTermAdd(terms, "tag3", strlen("tag3"), val.c_str(), val.size());
//
// val.append("const");
// indexMultiTermAdd(terms, "tag4", strlen("tag4"), val.c_str(), val.size());
//
//
// indexPut(index, terms, i);
// indexMultiTermDestroy(terms);
// }
//
//
// // query
// SIndexMultiTermQuery *multiQuery = indexMultiTermQueryCreate(MUST);
//
// indexMultiTermQueryAdd(multiQuery, "tag1", strlen("tag1"), "field", strlen("field"), QUERY_PREFIX);
// indexMultiTermQueryAdd(multiQuery, "tag3", strlen("tag3"), "0field0", strlen("0field0"), QUERY_TERM);
//
// SArray *result = (SArray *)taosArrayInit(10, sizeof(int));
// indexSearch(index, multiQuery, result);
//
// std::cout << "taos'size : " << taosArrayGetSize(result) << std::endl;
// for (int i = 0; i < taosArrayGetSize(result); i++) {
// int *v = (int *)taosArrayGet(result, i);
// std::cout << "value --->" << *v << std::endl;
// }
// // add more test case
// indexMultiTermQueryDestroy(multiQuery);
//
// indexOptsDestroy(opts);
// indexClose(index);
// //
//}
#define L 100
#define M 100
#define N 100
int Performance_fstWriteRecords(FstWriter* b) {
std::string str("aa");
for (int i = 0; i < L; i++) {
str[0] = 'a' + i;
str.resize(2);
for (int j = 0; j < M; j++) {
str[1] = 'a' + j;
str.resize(2);
for (int k = 0; k < N; k++) {
str.push_back('a');
b->Put(str, k);
printf("(%d, %d, %d, %s)\n", i, j, k, str.c_str());
}
}
}
return L * M * N;
}
void Performance_fstReadRecords(FstReadMemory* m) {
std::string str("aa");
for (int i = 0; i < M; i++) {
str[0] = 'a' + i;
str.resize(2);
for (int j = 0; j < N; j++) {
str[1] = 'a' + j;
str.resize(2);
for (int k = 0; k < L; k++) {
str.push_back('a');
uint64_t val, cost;
if (m->GetWithTimeCostUs(str, &val, &cost)) {
printf("succes to get kv(%s, %" PRId64 "), cost: %" PRId64 "\n", str.c_str(), val, cost);
} else {
printf("failed to get key: %s\n", str.c_str());
}
}
}
}
}
void checkFstPerf() {
FstWriter* fw = new FstWriter;
int64_t s = taosGetTimestampUs();
int num = Performance_fstWriteRecords(fw);
int64_t e = taosGetTimestampUs();
printf("write %d record cost %" PRId64 "us\n", num, e - s);
delete fw;
FstReadMemory* m = new FstReadMemory(1024 * 64);
if (m->init()) { printf("success to init fst read"); }
Performance_fstReadRecords(m);
delete m;
}
void checkFstPrefixSearch() {
FstWriter* fw = new FstWriter;
int64_t s = taosGetTimestampUs();
int count = 2;
std::string key("ab");
for (int i = 0; i < count; i++) {
key[1] = key[1] + i;
fw->Put(key, i);
}
int64_t e = taosGetTimestampUs();
std::cout << "insert data count : " << count << "elapas time: " << e - s << std::endl;
delete fw;
FstReadMemory* m = new FstReadMemory(1024 * 64);
if (m->init() == false) {
std::cout << "init readMemory failed" << std::endl;
delete m;
return;
}
// prefix search
std::vector<uint64_t> result;
AutomationCtx* ctx = automCtxCreate((void*)"ab", AUTOMATION_PREFIX);
m->Search(ctx, result);
assert(result.size() == count);
for (int i = 0; i < result.size(); i++) {
assert(result[i] == i); // check result
}
free(ctx);
delete m;
}
void validateFst() {
int val = 100;
int count = 100;
FstWriter* fw = new FstWriter;
// write
{
std::string key("ab");
for (int i = 0; i < count; i++) {
key.push_back('a' + i);
fw->Put(key, val - i);
}
}
delete fw;
// read
FstReadMemory* m = new FstReadMemory(1024 * 64);
if (m->init() == false) {
std::cout << "init readMemory failed" << std::endl;
delete m;
return;
}
{
std::string key("ab");
uint64_t out;
if (m->Get(key, &out)) {
printf("success to get (%s, %" PRId64 ")\n", key.c_str(), out);
} else {
printf("failed to get(%s)\n", key.c_str());
}
for (int i = 0; i < count; i++) {
key.push_back('a' + i);
if (m->Get(key, &out)) {
assert(val - i == out);
printf("success to get (%s, %" PRId64 ")\n", key.c_str(), out);
} else {
printf("failed to get(%s)\n", key.c_str());
}
}
}
delete m;
}
class IndexEnv : public ::testing::Test {
protected:
virtual void SetUp() {
taosRemoveDir(path);
opts = indexOptsCreate();
int ret = indexOpen(opts, path, &index);
assert(ret == 0);
}
virtual void TearDown() {
indexClose(index);
indexOptsDestroy(opts);
}
const char* path = "/tmp/tindex";
SIndexOpts* opts;
SIndex* index;
};
// TEST_F(IndexEnv, testPut) {
// // single index column
// {
// std::string colName("tag1"), colVal("Hello world");
// SIndexTerm* term = indexTermCreate(0, ADD_VALUE, TSDB_DATA_TYPE_BINARY, colName.c_str(), colName.size(), colVal.c_str(),
// colVal.size()); SIndexMultiTerm* terms = indexMultiTermCreate(); indexMultiTermAdd(terms, term);
//
// for (size_t i = 0; i < 100; i++) {
// int tableId = i;
// int ret = indexPut(index, terms, tableId);
// assert(ret == 0);
// }
// indexMultiTermDestroy(terms);
// }
// // multi index column
// {
// SIndexMultiTerm* terms = indexMultiTermCreate();
// {
// std::string colName("tag1"), colVal("Hello world");
// SIndexTerm* term =
// indexTermCreate(0, ADD_VALUE, TSDB_DATA_TYPE_BINARY, colName.c_str(), colName.size(), colVal.c_str(), colVal.size());
// indexMultiTermAdd(terms, term);
// }
// {
// std::string colName("tag2"), colVal("Hello world");
// SIndexTerm* term =
// indexTermCreate(0, ADD_VALUE, TSDB_DATA_TYPE_BINARY, colName.c_str(), colName.size(), colVal.c_str(), colVal.size());
// indexMultiTermAdd(terms, term);
// }
//
// for (int i = 0; i < 100; i++) {
// int tableId = i;
// int ret = indexPut(index, terms, tableId);
// assert(ret == 0);
// }
// indexMultiTermDestroy(terms);
// }
// //
//}
class IndexTFileEnv : public ::testing::Test {
protected:
virtual void SetUp() {
taosRemoveDir(dir);
taosMkDir(dir);
tfInit();
std::string colName("voltage");
header.suid = 1;
header.version = 1;
memcpy(header.colName, colName.c_str(), colName.size());
header.colType = TSDB_DATA_TYPE_BINARY;
std::string path(dir);
int colId = 2;
char buf[64] = {0};
sprintf(buf, "%" PRIu64 "-%d-%d.tindex", header.suid, colId, header.version);
path.append("/").append(buf);
ctx = writerCtxCreate(TFile, path.c_str(), false, 64 * 1024 * 1024);
twrite = tfileWriterCreate(ctx, &header);
}
virtual void TearDown() {
// indexClose(index);
// indexeptsDestroy(opts);
tfCleanup();
tfileWriterDestroy(twrite);
}
const char* dir = "/tmp/tindex";
WriterCtx* ctx = NULL;
TFileHeader header;
TFileWriter* twrite = NULL;
};
static TFileValue* genTFileValue(const char* val) {
TFileValue* tv = (TFileValue*)calloc(1, sizeof(TFileValue));
int32_t vlen = strlen(val) + 1;
tv->colVal = (char*)calloc(1, vlen);
memcpy(tv->colVal, val, vlen);
tv->tableId = (SArray*)taosArrayInit(1, sizeof(uint64_t));
for (size_t i = 0; i < 10; i++) {
uint64_t v = i;
taosArrayPush(tv->tableId, &v);
}
return tv;
}
static void destroyTFileValue(void* val) {
TFileValue* tv = (TFileValue*)val;
free(tv->colVal);
taosArrayDestroy(tv->tableId);
free(tv);
}
TEST_F(IndexTFileEnv, test_tfile_write) {
TFileValue* v1 = genTFileValue("c");
TFileValue* v2 = genTFileValue("a");
SArray* data = (SArray*)taosArrayInit(4, sizeof(void*));
taosArrayPush(data, &v1);
taosArrayPush(data, &v2);
tfileWriterPut(twrite, data);
// tfileWriterDestroy(twrite);
for (size_t i = 0; i < taosArrayGetSize(data); i++) {
destroyTFileValue(taosArrayGetP(data, i));
}
taosArrayDestroy(data);
}