clientTests.cpp 24.4 KB
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/*
 * 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 <iostream>
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#include <gtest/gtest.h>
#include "taoserror.h"
#include "tglobal.h"
#include "thash.h"
#include "clientInt.h"
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#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wwrite-strings"
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#pragma GCC diagnostic ignored "-Wunused-function"
#pragma GCC diagnostic ignored "-Wunused-variable"
#pragma GCC diagnostic ignored "-Wsign-compare"

#include "taos.h"

namespace {
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void showDB(TAOS* pConn) {
  TAOS_RES* pRes = taos_query(pConn, "show databases");
  TAOS_ROW  pRow = NULL;

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }
}
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void printResult(TAOS_RES* pRes) {
  TAOS_ROW    pRow = NULL;
  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  int32_t n = 0;
  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t* length = taos_fetch_lengths(pRes);
    for(int32_t i = 0; i < numOfFields; ++i) {
      printf("(%d):%d " , i, length[i]);
    }
    printf("\n");

    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
    memset(str, 0, sizeof(str));
  }
}

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void fetchCallback(void* param, void* res, int32_t numOfRow) {
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#if 0
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  printf("numOfRow = %d \n", numOfRow);
  int         numFields = taos_num_fields(res);
  TAOS_FIELD *fields = taos_fetch_fields(res);
  TAOS       *_taos = (TAOS *)param;
  if (numOfRow > 0) {
    for (int i = 0; i < numOfRow; ++i) {
      TAOS_ROW row = taos_fetch_row(res);

      char temp[256] = {0};
      taos_print_row(temp, row, fields, numFields);
      printf("%s\n", temp);
    }
    taos_fetch_rows_a(res, fetchCallback, _taos);
  } else {
    printf("no more data, close the connection.\n");
//    taos_free_result(res);
//    taos_close(_taos);
//    taos_cleanup();
  }
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#endif
  if (numOfRow == 0) {
    printf("completed\n");
    return;
  }

  taos_fetch_raw_block_a(res, fetchCallback, param);
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}

void queryCallback(void* param, void* res, int32_t code) {
  if (code != TSDB_CODE_SUCCESS) {
    printf("failed to execute, reason:%s\n", taos_errstr(res));
  }
  printf("start to fetch data\n");
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  taos_fetch_raw_block_a(res, fetchCallback, param);
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}

void queryCallback1(void* param, void* res, int32_t code) {
  if (code != TSDB_CODE_SUCCESS) {
    printf("failed to execute, reason:%s\n", taos_errstr(res));
  }

  taos_free_result(res);

  printf("exec query:\n");
  taos_query_a(param, "select * from tm1", queryCallback, param);
}
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void createNewTable(TAOS* pConn, int32_t index) {
  char str[1024] = {0};
  sprintf(str, "create table tu%d using st2 tags(%d)", index, index);

  TAOS_RES* pRes = taos_query(pConn, str);
  if (taos_errno(pRes) != 0) {
    printf("failed to create table tu, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

  for(int32_t i = 0; i < 1000; i += 20) {
    char sql[1024] = {0};
    sprintf(sql,
            "insert into tu%d values(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)"
            "(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)"
            "(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)"
            "(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)(now+%da, %d)", index,
            i, i, i + 1, i + 1, i + 2, i + 2, i + 3, i + 3, i + 4, i + 4, i + 5, i + 5, i + 6, i + 6, i + 7, i + 7,
            i + 8, i + 8, i + 9, i + 9, i + 10, i + 10, i + 11, i + 11, i + 12, i + 12, i + 13, i + 13, i + 14, i + 14,
            i + 15, i + 15, i + 16, i + 16, i + 17, i + 17, i + 18, i + 18, i + 19, i + 19);
    TAOS_RES* p = taos_query(pConn, sql);
    if (taos_errno(p) != 0) {
      printf("failed to insert data, reason:%s\n", taos_errstr(p));
    }

    taos_free_result(p);
  }
}
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}  // namespace

int main(int argc, char** argv) {
  testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}

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TEST(testCase, driverInit_Test) {
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  // taosInitGlobalCfg();
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//  taos_init();
}
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TEST(testCase, connect_Test) {
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//  taos_options(TSDB_OPTION_CONFIGDIR, "/home/ubuntu/first/cfg");

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  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  if (pConn == NULL) {
    printf("failed to connect to server, reason:%s\n", taos_errstr(NULL));
  }
  taos_close(pConn);
}
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#if 0
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TEST(testCase, create_user_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "create user abc pass 'abc'");
  if (taos_errno(pRes) != TSDB_CODE_SUCCESS) {
    printf("failed to create user, reason:%s\n", taos_errstr(pRes));
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, create_account_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "create account aabc pass 'abc'");
  if (taos_errno(pRes) != TSDB_CODE_SUCCESS) {
    printf("failed to create user, reason:%s\n", taos_errstr(pRes));
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, drop_account_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "drop account aabc");
  if (taos_errno(pRes) != TSDB_CODE_SUCCESS) {
    printf("failed to create user, reason:%s\n", taos_errstr(pRes));
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, show_user_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "show users");
  TAOS_ROW  pRow = NULL;

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, drop_user_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "drop user abc");
  if (taos_errno(pRes) != TSDB_CODE_SUCCESS) {
    printf("failed to create user, reason:%s\n", taos_errstr(pRes));
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, show_db_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "show databases");
  TAOS_ROW  pRow = NULL;

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }

  taos_close(pConn);
}

TEST(testCase, create_db_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "create database abc1 vgroups 2");
  if (taos_errno(pRes) != 0) {
    printf("error in create db, reason:%s\n", taos_errstr(pRes));
  }

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  ASSERT_TRUE(pFields == NULL);

  int32_t numOfFields = taos_num_fields(pRes);
  ASSERT_EQ(numOfFields, 0);

  taos_free_result(pRes);

  pRes = taos_query(pConn, "create database abc1 vgroups 4");
  if (taos_errno(pRes) != 0) {
    printf("error in create db, reason:%s\n", taos_errstr(pRes));
  }
  taos_close(pConn);
}

TEST(testCase, create_dnode_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "create dnode abc1 port 7000");
  if (taos_errno(pRes) != 0) {
    printf("error in create dnode, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

  pRes = taos_query(pConn, "create dnode 1.1.1.1 port 9000");
  if (taos_errno(pRes) != 0) {
    printf("failed to create dnode, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

  taos_close(pConn);
}

TEST(testCase, drop_dnode_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "drop dnode 3");
  if (taos_errno(pRes) != 0) {
    printf("error in drop dnode, reason:%s\n", taos_errstr(pRes));
  }

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  ASSERT_TRUE(pFields == NULL);

  int32_t numOfFields = taos_num_fields(pRes);
  ASSERT_EQ(numOfFields, 0);

  pRes = taos_query(pConn, "drop dnode 4");
  if (taos_errno(pRes) != 0) {
    printf("error in drop dnode, reason:%s\n", taos_errstr(pRes));
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, use_db_test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "use abc1");
  if (taos_errno(pRes) != 0) {
    printf("error in use db, reason:%s\n", taos_errstr(pRes));
  }

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  ASSERT_TRUE(pFields == NULL);

  int32_t numOfFields = taos_num_fields(pRes);
  ASSERT_EQ(numOfFields, 0);

  taos_close(pConn);
}

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// TEST(testCase, drop_db_test) {
//  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
//  assert(pConn != NULL);
//
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//  showDB(pConn);
//
//  TAOS_RES* pRes = taos_query(pConn, "drop database abc1");
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//  if (taos_errno(pRes) != 0) {
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//    printf("failed to drop db, reason:%s\n", taos_errstr(pRes));
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//  }
//  taos_free_result(pRes);
//
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//  showDB(pConn);
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//
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//  pRes = taos_query(pConn, "create database abc1");
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//  if (taos_errno(pRes) != 0) {
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//    printf("create to drop db, reason:%s\n", taos_errstr(pRes));
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//  }
//  taos_free_result(pRes);
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//  taos_close(pConn);
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//}
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TEST(testCase, create_stable_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "create database if not exists abc1 vgroups 2");
  if (taos_errno(pRes) != 0) {
    printf("error in create db, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

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  pRes = taos_query(pConn, "use abc1");

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  pRes = taos_query(pConn, "create table if not exists abc1.st1(ts timestamp, k int) tags(a int)");
  if (taos_errno(pRes) != 0) {
    printf("error in create stable, reason:%s\n", taos_errstr(pRes));
  }

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  ASSERT_TRUE(pFields == NULL);

  int32_t numOfFields = taos_num_fields(pRes);
  ASSERT_EQ(numOfFields, 0);
  taos_free_result(pRes);

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//  pRes = taos_query(pConn, "create stable if not exists abc1.`123_$^)` (ts timestamp, `abc` int) tags(a int)");
//  if (taos_errno(pRes) != 0) {
//    printf("failed to create super table 123_$^), reason:%s\n", taos_errstr(pRes));
//  }
//
//  pRes = taos_query(pConn, "use abc1");
//  taos_free_result(pRes);
//  pRes = taos_query(pConn, "drop stable `123_$^)`");
//  if (taos_errno(pRes) != 0) {
//    printf("failed to drop super table 123_$^), reason:%s\n", taos_errstr(pRes));
//  }
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  taos_close(pConn);
}

TEST(testCase, create_table_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "use abc1");
  taos_free_result(pRes);

  pRes = taos_query(pConn, "create table if not exists tm0(ts timestamp, k int)");
  ASSERT_EQ(taos_errno(pRes), 0);

  taos_free_result(pRes);

  pRes = taos_query(pConn, "create table if not exists tm0(ts timestamp, k blob)");
  ASSERT_NE(taos_errno(pRes), 0);

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, create_ctable_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "use abc1");
  if (taos_errno(pRes) != 0) {
    printf("failed to use db, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

  pRes = taos_query(pConn, "create stable if not exists st1 (ts timestamp, k int ) tags(a int)");
  if (taos_errno(pRes) != 0) {
    printf("failed to create stable, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

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  pRes = taos_query(pConn, "create table tu using st1 tags('2021-10-10 1:1:1');");
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  if (taos_errno(pRes) != 0) {
    printf("failed to create child table tm0, reason:%s\n", taos_errstr(pRes));
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, show_stable_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != nullptr);

  TAOS_RES* pRes = taos_query(pConn, "show abc1.stables");
  if (taos_errno(pRes) != 0) {
    printf("failed to show stables, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }

  TAOS_ROW    pRow = NULL;
  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, show_vgroup_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "use abc1");
  if (taos_errno(pRes) != 0) {
    printf("failed to use db, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

  pRes = taos_query(pConn, "show vgroups");
  if (taos_errno(pRes) != 0) {
    printf("failed to show vgroups, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }

  TAOS_ROW pRow = NULL;

  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }

  taos_free_result(pRes);
  taos_close(pConn);
}
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TEST(testCase, create_multiple_tables) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(pConn, nullptr);

  TAOS_RES* pRes = taos_query(pConn, "create database if not exists abc1");
  if (taos_errno(pRes) != 0) {
    printf("failed to create db, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    taos_close(pConn);
    return;
  }
  taos_free_result(pRes);

  pRes = taos_query(pConn, "use abc1");
  if (taos_errno(pRes) != 0) {
    printf("failed to use db, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    taos_close(pConn);
    return;
  }

  taos_free_result(pRes);

  pRes = taos_query(pConn, "create stable if not exists st1 (ts timestamp, k int) tags(a int)");
  if (taos_errno(pRes) != 0) {
    printf("failed to create stable tables, reason:%s\n", taos_errstr(pRes));
  }

  taos_free_result(pRes);

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  pRes = taos_query(pConn, "create table if not exists t_2 using st1 tags(1)");
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  if (taos_errno(pRes) != 0) {
    printf("failed to create multiple tables, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }

  taos_free_result(pRes);
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  pRes = taos_query(pConn, "create table if not exists t_3 using st1 tags(2)");
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  if (taos_errno(pRes) != 0) {
    printf("failed to create multiple tables, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }

  TAOS_ROW    pRow = NULL;
  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }

  taos_free_result(pRes);

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  for (int32_t i = 0; i < 500; i += 2) {
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    char sql[512] = {0};
    snprintf(sql, tListLen(sql),
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             "create table t_x_%d using st1 tags(2) t_x_%d using st1 tags(5)", i, i + 1);
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    TAOS_RES* pres = taos_query(pConn, sql);
    if (taos_errno(pres) != 0) {
      printf("failed to create table %d\n, reason:%s", i, taos_errstr(pres));
    }
    taos_free_result(pres);
  }

  taos_close(pConn);
}

TEST(testCase, show_table_Test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  assert(pConn != NULL);

  TAOS_RES* pRes = taos_query(pConn, "show tables");
  if (taos_errno(pRes) != 0) {
    printf("failed to show tables, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

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  taos_query(pConn, "use abc1");

  pRes = taos_query(pConn, "show tables");
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  if (taos_errno(pRes) != 0) {
    printf("failed to show tables, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
  }

  TAOS_ROW    pRow = NULL;
  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  int32_t count = 0;
  char str[512] = {0};

  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%d: %s\n", ++count, str);
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

//TEST(testCase, drop_stable_Test) {
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//  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
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//  assert(pConn != nullptr);
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//
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//  TAOS_RES* pRes = taos_query(pConn, "create database if not exists abc1");
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//  if (taos_errno(pRes) != 0) {
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//    printf("error in creating db, reason:%s\n", taos_errstr(pRes));
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//  }
//  taos_free_result(pRes);
//
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//  pRes = taos_query(pConn, "use abc1");
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//  if (taos_errno(pRes) != 0) {
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//    printf("error in using db, reason:%s\n", taos_errstr(pRes));
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//  }
//  taos_free_result(pRes);
//
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//  pRes = taos_query(pConn, "drop stable st1");
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//  if (taos_errno(pRes) != 0) {
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//    printf("failed to drop stable, reason:%s\n", taos_errstr(pRes));
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//  }
//
//  taos_free_result(pRes);
//  taos_close(pConn);
//}
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TEST(testCase, generated_request_id_test) {
  SHashObj* phash = taosHashInit(10000, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BIGINT), false, HASH_ENTRY_LOCK);

  for (int32_t i = 0; i < 50000; ++i) {
    uint64_t v = generateRequestId();
    void*    result = taosHashGet(phash, &v, sizeof(v));
    if (result != nullptr) {
      printf("0x%lx, index:%d\n", v, i);
    }
    assert(result == nullptr);
    taosHashPut(phash, &v, sizeof(v), NULL, 0);
  }

  taosHashCleanup(phash);
}

TEST(testCase, insert_test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(pConn, nullptr);

  TAOS_RES* pRes = taos_query(pConn, "use abc1");
  taos_free_result(pRes);

  pRes = taos_query(pConn, "insert into t_2 values(now, 1)");
  if (taos_errno(pRes) != 0) {
    printf("failed to create into table t_2, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }

  taos_free_result(pRes);
  taos_close(pConn);
}

TEST(testCase, projection_query_tables) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(pConn, nullptr);

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  TAOS_RES* pRes = taos_query(pConn, "create database if not exists abc1 vgroups 1");
  if (taos_errno(pRes) != 0) {
    printf("error in create db, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);
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  pRes = taos_query(pConn, "use abc1");
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  taos_free_result(pRes);
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  pRes = taos_query(pConn, "create stable st1 (ts timestamp, k int) tags(a int)");
  if (taos_errno(pRes) != 0) {
    printf("failed to create table tu, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

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  pRes = taos_query(pConn, "create stable st2 (ts timestamp, k int) tags(a int)");
  if (taos_errno(pRes) != 0) {
    printf("failed to create table tu, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

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  pRes = taos_query(pConn, "create table tu using st1 tags(1)");
  if (taos_errno(pRes) != 0) {
    printf("failed to create table tu, reason:%s\n", taos_errstr(pRes));
  }
  taos_free_result(pRes);

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  for(int32_t i = 0; i < 100; ++i) {
    printf("create table :%d\n", i);
    createNewTable(pConn, i);
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  }
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  pRes = taos_query(pConn, "select * from tu");
  if (taos_errno(pRes) != 0) {
    printf("failed to select from table, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }
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  TAOS_ROW    pRow = NULL;
  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }

  taos_free_result(pRes);
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  taos_close(pConn);
}
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TEST(testCase, projection_query_stables) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(pConn, nullptr);

  TAOS_RES* pRes = taos_query(pConn, "use abc1");
  taos_free_result(pRes);

  pRes = taos_query(pConn, "select ts from st1");
  if (taos_errno(pRes) != 0) {
    printf("failed to select from table, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }

  TAOS_ROW    pRow = NULL;
  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
  }

  taos_free_result(pRes);
  taos_close(pConn);
}
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TEST(testCase, agg_query_tables) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(pConn, nullptr);

  TAOS_RES* pRes = taos_query(pConn, "use abc1");
  if (taos_errno(pRes) != 0) {
    printf("failed to use db, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }
  taos_free_result(pRes);

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  pRes = taos_query(pConn, "show table distributed tup");
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  if (taos_errno(pRes) != 0) {
    printf("failed to select from table, reason:%s\n", taos_errstr(pRes));
    taos_free_result(pRes);
    ASSERT_TRUE(false);
  }

  printResult(pRes);
  taos_free_result(pRes);
  taos_close(pConn);
}
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/*
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--- copy the following script in the shell to setup the environment ---
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create database test;
use test;
create table m1(ts timestamp, k int) tags(a int);
create table tm0 using m1 tags(1);
create table tm1 using m1 tags(2);
insert into tm0 values('2021-1-1 1:1:1.120', 1) ('2021-1-1 1:1:2.9', 2) tm1 values('2021-1-1 1:1:1.120', 11) ('2021-1-1 1:1:2.99', 22);

 */
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TEST(testCase, async_api_test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(pConn, nullptr);

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  taos_query(pConn, "use abc1");
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#if 0
  TAOS_RES* pRes = taos_query(pConn, "insert into tu(ts) values('2022-02-27 12:12:61')");
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  if (taos_errno(pRes) != 0) {
    printf("failed, reason:%s\n", taos_errstr(pRes));
  }

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  int32_t n = 0;
  TAOS_ROW    pRow = NULL;
  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
  int32_t     numOfFields = taos_num_fields(pRes);

  char str[512] = {0};
  while ((pRow = taos_fetch_row(pRes)) != NULL) {
    int32_t* length = taos_fetch_lengths(pRes);
    for(int32_t i = 0; i < numOfFields; ++i) {
      printf("(%d):%d " , i, length[i]);
    }
    printf("\n");

    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
    printf("%s\n", str);
    memset(str, 0, sizeof(str));
  }
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#endif
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  taos_query_a(pConn, "select count(*) from tu", queryCallback, pConn);
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  getchar();
  taos_close(pConn);
}
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#endif
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TEST(testCase, update_test) {
  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(pConn, nullptr);

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  TAOS_RES* pRes = taos_query(pConn, "select cast(0 as timestamp)-1y");
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  if (taos_errno(pRes) != TSDB_CODE_SUCCESS) {
    printf("failed to create database, code:%s", taos_errstr(pRes));
    taos_free_result(pRes);
    return;
  }

  taos_free_result(pRes);

  pRes = taos_query(pConn, "use abc1");
  if (taos_errno(pRes) != TSDB_CODE_SUCCESS) {
    printf("failed to use db, code:%s", taos_errstr(pRes));
    taos_free_result(pRes);
    return;
  }
  taos_free_result(pRes);
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  pRes = taos_query(pConn, "create table tup (ts timestamp, k int);");
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  if (taos_errno(pRes) != 0) {
    printf("failed to create table, reason:%s", taos_errstr(pRes));
  }

  taos_free_result(pRes);

  char s[256]  = {0};
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  for(int32_t i = 0; i < 17000; ++i) {
    sprintf(s, "insert into tup values(now+%da, %d)", i, i);
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    pRes = taos_query(pConn, s);
    taos_free_result(pRes);
  }
}
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#pragma GCC diagnostic pop