[td-10564] add test cases.

source/libs/planner/inc/plannerUtil.h

+/*
+ * 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/>.
+ */
+
+#ifndef TDENGINE_PLANNERUTIL_H
+#define TDENGINE_PLANNERUTIL_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "parser.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#endif  // TDENGINE_PLANNERUTIL_H

source/libs/planner/src/plannerUtil.c

+#include "tvariant.h"
+#include "plannerUtil.h"
+
+
+
+

source/libs/planner/test/CMakeLists.txt

+
+MESSAGE(STATUS "build planner unit test")
+
+# GoogleTest requires at least C++11
+SET(CMAKE_CXX_STANDARD 11)
+AUX_SOURCE_DIRECTORY(${CMAKE_CURRENT_SOURCE_DIR} SOURCE_LIST)
+
+ADD_EXECUTABLE(plannerTest ${SOURCE_LIST})
+TARGET_LINK_LIBRARIES(
+        plannerTest
+        PUBLIC os util common planner parser catalog transport gtest function
+)
+
+TARGET_INCLUDE_DIRECTORIES(
+        plannerTest
+        PUBLIC "${CMAKE_SOURCE_DIR}/include/libs/planner/"
+        PRIVATE "${CMAKE_SOURCE_DIR}/source/libs/planner/inc"
+)