homework-jianmu/source/libs/planner/test/planGroupByTest.cpp

78 lines
2.3 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 "planTestUtil.h"
#include "planner.h"
using namespace std;
class PlanGroupByTest : public PlannerTestBase {};
TEST_F(PlanGroupByTest, basic) {
useDb("root", "test");
run("SELECT COUNT(*) FROM t1");
run("SELECT c1, MAX(c3), MIN(c3), COUNT(*) FROM t1 GROUP BY c1");
run("SELECT c1 + c3, c1 + COUNT(*) FROM t1 WHERE c2 = 'abc' GROUP BY c1, c3");
run("SELECT c1 + c3, SUM(c4 * c5) FROM t1 WHERE CONCAT(c2, 'wwww') = 'abcwww' GROUP BY c1 + c3");
run("SELECT SUM(CEIL(c1)) FROM t1 GROUP BY CEIL(c1)");
}
TEST_F(PlanGroupByTest, withOrderBy) {
useDb("root", "test");
// ORDER BY aggfunc
run("SELECT COUNT(*), SUM(c1) FROM t1 ORDER BY SUM(c1)");
// ORDER BY alias of aggfunc
// run("SELECT COUNT(*), SUM(c1) a FROM t1 ORDER BY a");
}
TEST_F(PlanGroupByTest, aggFunc) {
useDb("root", "test");
run("SELECT LAST(*), FIRST(*) FROM t1");
run("SELECT LAST(*), FIRST(*) FROM t1 GROUP BY c1");
run("SELECT SUM(10), COUNT(c1) FROM t1 GROUP BY c2");
}
TEST_F(PlanGroupByTest, selectFunc) {
useDb("root", "test");
// select function
run("SELECT MAX(c1), MIN(c1) FROM t1");
// select function for GROUP BY clause
run("SELECT MAX(c1), MIN(c1) FROM t1 GROUP BY c1");
// select function along with the columns of select row
run("SELECT MAX(c1), c2 FROM t1");
run("SELECT MAX(c1), t1.* FROM t1");
// select function along with the columns of select row, and with GROUP BY clause
run("SELECT MAX(c1), c2 FROM t1 GROUP BY c3");
run("SELECT MAX(c1), t1.* FROM t1 GROUP BY c3");
}
TEST_F(PlanGroupByTest, stable) {
useDb("root", "test");
run("SELECT COUNT(*) FROM st1");
run("SELECT COUNT(*) FROM st1 GROUP BY c1");
}