/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "gtest/gtest.h"

#include "lib/sql_util.h"

class TestSubplan : public ::testing::Test {
 public:
  TestSubplan() {}
  ~TestSubplan() {}
};

TEST_F(TestSubplan, TestSubplanAll) {
    hawq::test::SQLUtility util;
    // enable plpythonu language if it is absent
    if (util.getQueryResult("SELECT lanname FROM pg_language WHERE lanname = 'plpythonu'") != "plpythonu")
    {
        util.execute("CREATE LANGUAGE plpythonu", false);
    }

    // run test if plpythonu language is enabled
    if (util.getQueryResult("SELECT lanname FROM pg_language WHERE lanname = 'plpythonu'") == "plpythonu")
    {
        util.execSQLFile("planner/sql/subplan.sql",
                         "planner/ans/subplan.ans");
    }
}