/*
 *
 * MariaDB Client for Java
 *
 * Copyright (c) 2012-2014 Monty Program Ab.
 * Copyright (c) 2015-2017 MariaDB Ab.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along
 * with this library; if not, write to Monty Program Ab info@montyprogram.com.
 *
 * This particular MariaDB Client for Java file is work
 * derived from a Drizzle-JDBC. Drizzle-JDBC file which is covered by subject to
 * the following copyright and notice provisions:
 *
 * Copyright (c) 2009-2011, Marcus Eriksson
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this list
 * of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice, this
 * list of conditions and the following disclaimer in the documentation and/or
 * other materials provided with the distribution.
 *
 * Neither the name of the driver nor the names of its contributors may not be
 * used to endorse or promote products derived from this software without specific
 * prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS  AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 *
 */

package org.mariadb.jdbc;

import org.junit.Assume;
import org.junit.Test;

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import static org.junit.Assert.*;

public class RePrepareTest extends BaseTest {

    @Test
    public void rePrepareTestSelectError() throws SQLException {
        createTable("rePrepareTestSelectError", "test int");
        try (Statement stmt = sharedConnection.createStatement()) {
            stmt.execute("INSERT INTO rePrepareTestSelectError(test) VALUES (1)");
            try (PreparedStatement preparedStatement = sharedConnection.prepareStatement("SELECT * FROM rePrepareTestSelectError where test = ?")) {
                preparedStatement.setInt(1, 1);
                ResultSet rs = preparedStatement.executeQuery();
                assertTrue(rs.next());
                assertEquals(1, rs.getInt(1));
                assertFalse(rs.next());
                stmt.execute("ALTER TABLE rePrepareTestSelectError"
                        + " CHANGE COLUMN `test` `test` VARCHAR(50) NULL DEFAULT NULL FIRST,"
                        + "ADD COLUMN `test2` VARCHAR(50) NULL DEFAULT NULL AFTER `test`;");
                ResultSet rs2 = preparedStatement.executeQuery();
                preparedStatement.setInt(1, 1);
                assertTrue(rs2.next());
                assertEquals("1", rs2.getString(1));
                assertFalse(rs2.next());
            }
        }
    }

    @Test
    public void rePrepareTestInsertError() throws SQLException {
        Assume.assumeFalse(sharedIsAurora()); //Aurora has not "flush tables with read lock" right;
        Assume.assumeFalse(!isMariadbServer() && minVersion(8, 0, 0)); //froze when flush
        createTable("rePrepareTestInsertError", "test int");
        try (Statement stmt = sharedConnection.createStatement()) {
            try (PreparedStatement preparedStatement = sharedConnection.prepareStatement("INSERT INTO rePrepareTestInsertError(test) values (?)")) {

                preparedStatement.setInt(1, 1);
                preparedStatement.execute();

                stmt.execute("ALTER TABLE rePrepareTestInsertError"
                        + " CHANGE COLUMN `test` `test` VARCHAR(50) NULL DEFAULT NULL FIRST;");

                preparedStatement.setInt(1, 2);
                preparedStatement.execute();

                stmt.execute("ALTER TABLE rePrepareTestInsertError"
                        + " CHANGE COLUMN `test` `test` VARCHAR(100) NULL DEFAULT NULL FIRST,"
                        + "ADD COLUMN `test2` VARCHAR(50) NULL DEFAULT NULL AFTER `test`;");

                stmt.execute("flush tables with read lock");
                stmt.execute("unlock tables");
                preparedStatement.setInt(1, 3);
                preparedStatement.execute();
            }
        }
    }


    @Test
    public void cannotRePrepare() throws SQLException {
        createTable("cannotRePrepare", "test int");
        try (Statement stmt = sharedConnection.createStatement()) {
            try (PreparedStatement preparedStatement = sharedConnection.prepareStatement("INSERT INTO cannotRePrepare(test) values (?)")) {

                preparedStatement.setInt(1, 1);
                preparedStatement.execute();

                stmt.execute("ALTER TABLE cannotRePrepare"
                        + " CHANGE COLUMN `test` `otherName` VARCHAR(50) NULL DEFAULT NULL FIRST;");

                preparedStatement.setInt(1, 2);
                try {
                    preparedStatement.execute();
                    fail();
                } catch (SQLException sqle) {
                    assertTrue(sqle.getMessage().contains("Unknown column 'test' in 'field list'"));
                }

            }
        }
    }
}
