/*
 * Copyright 1999-2018 Alibaba Group Holding Ltd.
 *
 * Licensed 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.
 */
package com.alibaba.druid.benckmark.proxy.sqlcase;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.Statement;
import java.util.Date;

import org.junit.Assert;

import com.alibaba.druid.benckmark.proxy.BenchmarkCase;
import com.alibaba.druid.benckmark.proxy.SQLExecutor;

public class SelectNow extends BenchmarkCase {
    private String sql;
    private Connection conn;

    public SelectNow() {
        super("SelectNow");

        sql = "SELECT NOW()";
    }

    @Override
    public void setUp(SQLExecutor sqlExec) throws Exception {
        conn = sqlExec.getConnection();
    }

    @Override
    public void execute(SQLExecutor sqlExec) throws Exception {
        Statement stmt = conn.createStatement();
        ResultSet rs = stmt.executeQuery(sql);
        int rowCount = 0;
        Date now = null;
        while (rs.next()) {
            now = rs.getTimestamp(1);
            rowCount++;
        }
        Assert.assertNotNull(now);
        Assert.assertEquals(1, rowCount);
        rs.close();
        stmt.close();
    }

    @Override
    public void tearDown(SQLExecutor sqlExec) throws Exception {
        conn.close();
        conn = null;
    }

}
