homework-jianmu/source/libs/parser/test/parTestUtil.cpp

314 lines
9.8 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 "parTestUtil.h"
#include <algorithm>
#include <array>
#include <thread>
#include "catalog.h"
#include "mockCatalogService.h"
#include "parInt.h"
using namespace std;
using namespace testing;
namespace ParserTest {
#define DO_WITH_THROW(func, ...) \
do { \
int32_t code__ = func(__VA_ARGS__); \
if (!checkResultCode(#func, code__)) { \
if (TSDB_CODE_SUCCESS != code__) { \
throw runtime_error("sql:[" + stmtEnv_.sql_ + "] " #func " code:" + to_string(code__) + \
", strerror:" + string(tstrerror(code__)) + ", msg:" + string(stmtEnv_.msgBuf_.data())); \
} else { \
throw runtime_error("sql:[" + stmtEnv_.sql_ + "] " #func " expect " + to_string(stmtEnv_.expect_) + \
" actual " + to_string(code__)); \
} \
} else if (TSDB_CODE_SUCCESS != code__) { \
throw TerminateFlag(); \
} \
} while (0);
bool g_dump = false;
bool g_testAsyncApis = true;
int32_t g_logLevel = 131;
int32_t g_skipSql = 0;
void setAsyncFlag(const char* pFlag) { g_testAsyncApis = stoi(pFlag) > 0 ? true : false; }
void setSkipSqlNum(const char* pNum) { g_skipSql = stoi(pNum); }
struct TerminateFlag : public exception {
const char* what() const throw() { return "success and terminate"; }
};
void setLogLevel(const char* pLogLevel) { g_logLevel = stoi(pLogLevel); }
int32_t getLogLevel() { return g_logLevel; }
class ParserTestBaseImpl {
public:
ParserTestBaseImpl(ParserTestBase* pBase) : pBase_(pBase) {}
void login(const std::string& user) { caseEnv_.user_ = user; }
void useDb(const string& acctId, const string& db) {
caseEnv_.acctId_ = acctId;
caseEnv_.db_ = db;
caseEnv_.nsql_ = g_skipSql;
}
void run(const string& sql, int32_t expect, ParserStage checkStage) {
if (caseEnv_.nsql_ > 0) {
--(caseEnv_.nsql_);
return;
}
reset(expect, checkStage);
try {
SParseContext cxt = {0};
setParseContext(sql, &cxt);
SQuery* pQuery = nullptr;
doParse(&cxt, &pQuery);
doAuthenticate(&cxt, pQuery);
doTranslate(&cxt, pQuery);
doCalculateConstant(&cxt, pQuery);
if (g_dump) {
dump();
}
} catch (const TerminateFlag& e) {
// success and terminate
return;
} catch (...) {
dump();
throw;
}
if (g_testAsyncApis) {
runAsync(sql, expect, checkStage);
}
}
private:
struct caseEnv {
string acctId_;
string user_;
string db_;
int32_t nsql_;
caseEnv() : user_("wangxiaoyu"), nsql_(0) {}
};
struct stmtEnv {
string sql_;
array<char, 1024> msgBuf_;
int32_t expect_;
string checkFunc_;
};
struct stmtRes {
string parsedAst_;
string translatedAst_;
string calcConstAst_;
};
bool checkResultCode(const string& pFunc, int32_t resultCode) {
return !(stmtEnv_.checkFunc_.empty())
? (("*" == stmtEnv_.checkFunc_ || stmtEnv_.checkFunc_ == pFunc) ? stmtEnv_.expect_ == resultCode
: TSDB_CODE_SUCCESS == resultCode)
: true;
}
string stageFunc(ParserStage stage) {
switch (stage) {
case PARSER_STAGE_PARSE:
return "parse";
case PARSER_STAGE_TRANSLATE:
return "translate";
case PARSER_STAGE_CALC_CONST:
return "calculateConstant";
case PARSER_STAGE_ALL:
return "*";
default:
break;
}
return "unknown";
}
void reset(int32_t expect, ParserStage checkStage) {
stmtEnv_.sql_.clear();
stmtEnv_.msgBuf_.fill(0);
stmtEnv_.expect_ = expect;
stmtEnv_.checkFunc_ = stageFunc(checkStage);
res_.parsedAst_.clear();
res_.translatedAst_.clear();
res_.calcConstAst_.clear();
}
void dump() {
cout << "==========================================sql : [" << stmtEnv_.sql_ << "]" << endl;
cout << "raw syntax tree : " << endl;
cout << res_.parsedAst_ << endl;
cout << "translated syntax tree : " << endl;
cout << res_.translatedAst_ << endl;
cout << "optimized syntax tree : " << endl;
cout << res_.calcConstAst_ << endl;
}
void setParseContext(const string& sql, SParseContext* pCxt, bool async = false) {
stmtEnv_.sql_ = sql;
transform(stmtEnv_.sql_.begin(), stmtEnv_.sql_.end(), stmtEnv_.sql_.begin(), ::tolower);
pCxt->acctId = atoi(caseEnv_.acctId_.c_str());
pCxt->db = caseEnv_.db_.c_str();
pCxt->pUser = caseEnv_.user_.c_str();
pCxt->isSuperUser = caseEnv_.user_ == "root";
pCxt->pSql = stmtEnv_.sql_.c_str();
pCxt->sqlLen = stmtEnv_.sql_.length();
pCxt->pMsg = stmtEnv_.msgBuf_.data();
pCxt->msgLen = stmtEnv_.msgBuf_.max_size();
pCxt->async = async;
}
void doParse(SParseContext* pCxt, SQuery** pQuery) {
DO_WITH_THROW(parse, pCxt, pQuery);
ASSERT_NE(*pQuery, nullptr);
res_.parsedAst_ = toString((*pQuery)->pRoot);
}
void doCollectMetaKey(SParseContext* pCxt, SQuery* pQuery) {
DO_WITH_THROW(collectMetaKey, pCxt, pQuery);
ASSERT_NE(pQuery->pMetaCache, nullptr);
}
void doBuildCatalogReq(const SParseMetaCache* pMetaCache, SCatalogReq* pCatalogReq) {
DO_WITH_THROW(buildCatalogReq, pMetaCache, pCatalogReq);
}
void doGetAllMeta(const SCatalogReq* pCatalogReq, SMetaData* pMetaData) {
DO_WITH_THROW(g_mockCatalogService->catalogGetAllMeta, pCatalogReq, pMetaData);
}
void doPutMetaDataToCache(const SCatalogReq* pCatalogReq, const SMetaData* pMetaData, SParseMetaCache* pMetaCache) {
DO_WITH_THROW(putMetaDataToCache, pCatalogReq, pMetaData, pMetaCache);
}
void doAuthenticate(SParseContext* pCxt, SQuery* pQuery) { DO_WITH_THROW(authenticate, pCxt, pQuery); }
void doTranslate(SParseContext* pCxt, SQuery* pQuery) {
DO_WITH_THROW(translate, pCxt, pQuery);
checkQuery(pQuery, PARSER_STAGE_TRANSLATE);
res_.translatedAst_ = toString(pQuery->pRoot);
}
void doCalculateConstant(SParseContext* pCxt, SQuery* pQuery) {
DO_WITH_THROW(calculateConstant, pCxt, pQuery);
res_.calcConstAst_ = toString(pQuery->pRoot);
}
string toString(const SNode* pRoot) {
char* pStr = NULL;
int32_t len = 0;
DO_WITH_THROW(nodesNodeToString, pRoot, false, &pStr, &len)
string str(pStr);
taosMemoryFreeClear(pStr);
return str;
}
void checkQuery(const SQuery* pQuery, ParserStage stage) { pBase_->checkDdl(pQuery, stage); }
void runAsync(const string& sql, int32_t expect, ParserStage checkStage) {
reset(expect, checkStage);
try {
SParseContext cxt = {0};
setParseContext(sql, &cxt, true);
SQuery* pQuery = nullptr;
doParse(&cxt, &pQuery);
doCollectMetaKey(&cxt, pQuery);
SCatalogReq catalogReq = {0};
doBuildCatalogReq(pQuery->pMetaCache, &catalogReq);
string err;
thread t1([&]() {
try {
SMetaData metaData = {0};
doGetAllMeta(&catalogReq, &metaData);
doPutMetaDataToCache(&catalogReq, &metaData, pQuery->pMetaCache);
doAuthenticate(&cxt, pQuery);
doTranslate(&cxt, pQuery);
doCalculateConstant(&cxt, pQuery);
} catch (const TerminateFlag& e) {
// success and terminate
} catch (const runtime_error& e) {
err = e.what();
} catch (...) {
err = "unknown error";
}
});
t1.join();
if (!err.empty()) {
throw runtime_error(err);
}
if (g_dump) {
dump();
}
} catch (const TerminateFlag& e) {
// success and terminate
return;
} catch (...) {
dump();
throw;
}
}
caseEnv caseEnv_;
stmtEnv stmtEnv_;
stmtRes res_;
ParserTestBase* pBase_;
};
ParserTestBase::ParserTestBase() : impl_(new ParserTestBaseImpl(this)) {}
ParserTestBase::~ParserTestBase() {}
void ParserTestBase::login(const std::string& user) { return impl_->login(user); }
void ParserTestBase::useDb(const std::string& acctId, const std::string& db) { impl_->useDb(acctId, db); }
void ParserTestBase::run(const std::string& sql, int32_t expect, ParserStage checkStage) {
return impl_->run(sql, expect, checkStage);
}
void ParserTestBase::checkDdl(const SQuery* pQuery, ParserStage stage) { return; }
} // namespace ParserTest