/*
 *
 * 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 static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import org.junit.Assume;
import org.junit.BeforeClass;
import org.junit.Test;

public class TruncateExceptionTest extends BaseTest {

  /**
   * Tables initialisation.
   */
  @BeforeClass()
  public static void initClass() throws SQLException {
    createTable("TruncateExceptionTest", "id tinyint");
    createTable("TruncateExceptionTest2",
        "id tinyint not null primary key auto_increment, id2 tinyint ");

  }

  @Test
  public void truncationThrowError() {
    try {
      queryTruncation(true);
      fail("Must have thrown SQLException");
    } catch (SQLException e) {
      //normal error
    }
  }

  @Test
  public void truncationThrowNoError() {
    try {
      ResultSet resultSet = sharedConnection.createStatement().executeQuery("SELECT @@sql_mode");
      resultSet.next();
      //if server is already throwing truncation, cancel test
      Assume.assumeFalse(resultSet.getString(1).contains("STRICT_TRANS_TABLES"));

      queryTruncation(false);
    } catch (SQLException e) {
      e.printStackTrace();

      fail("Must not have thrown exception");
    }
  }

  /**
   * Execute a query with truncated data.
   *
   * @param truncation connection parameter.
   * @throws SQLException if SQLException occur
   */
  public void queryTruncation(boolean truncation) throws SQLException {
    try (Connection connection = setConnection("&jdbcCompliantTruncation=" + truncation)) {
      try (Statement stmt = connection.createStatement()) {
        stmt.execute("INSERT INTO TruncateExceptionTest (id) VALUES (999)");
      }
    }
  }


  @Test
  public void queryTruncationFetch() throws SQLException {
    int[] autoInc = setAutoInc();
    try (Connection connection = setConnection("&jdbcCompliantTruncation=true")) {
      Statement stmt = connection.createStatement();
      stmt.execute("TRUNCATE TABLE TruncateExceptionTest2");
      stmt.setFetchSize(1);
      PreparedStatement pstmt = connection
          .prepareStatement("INSERT INTO TruncateExceptionTest2 (id2) VALUES (?)",
              Statement.RETURN_GENERATED_KEYS);
      pstmt.setInt(1, 45);
      pstmt.addBatch();
      pstmt.setInt(1, 999);
      pstmt.addBatch();
      pstmt.setInt(1, 55);
      pstmt.addBatch();
      try {
        pstmt.executeBatch();
        fail("Must have thrown SQLException");
      } catch (SQLException e) {
        //expected
      }
      //resultSet must have been fetch
      ResultSet rs = pstmt.getGeneratedKeys();
      assertTrue(rs.next());
      assertEquals(autoInc[0] + autoInc[1], rs.getInt(1));
      if (sharedIsRewrite()) {
        //rewritten with semi-colons -> error has stopped
        assertFalse(rs.next());
      } else {
        assertTrue(rs.next());
        assertEquals(autoInc[1] + autoInc[0] * 2, rs.getInt(1));
        assertFalse(rs.next());
      }
    }
  }

  @Test
  public void queryTruncationBatch() throws SQLException {
    int[] autoInc = setAutoInc();
    try (Connection connection = setConnection(
        "&jdbcCompliantTruncation=true&useBatchMultiSendNumber=3&profileSql=true&log=true")) {
      Statement stmt = connection.createStatement();
      stmt.execute("TRUNCATE TABLE TruncateExceptionTest2");
      PreparedStatement pstmt = connection
          .prepareStatement("INSERT INTO TruncateExceptionTest2 (id2) VALUES (?)",
              Statement.RETURN_GENERATED_KEYS);
      pstmt.setInt(1, 45);
      pstmt.addBatch();
      pstmt.setInt(1, 46);
      pstmt.addBatch();
      pstmt.setInt(1, 47);
      pstmt.addBatch();
      pstmt.setInt(1, 48);
      pstmt.addBatch();
      pstmt.setInt(1, 999);
      pstmt.addBatch();
      pstmt.setInt(1, 49);
      pstmt.addBatch();
      pstmt.setInt(1, 50);
      pstmt.addBatch();
      try {
        pstmt.executeBatch();
        fail("Must have thrown SQLException");
      } catch (SQLException e) {
        //expected
      }
      //resultSet must have been fetch
      ResultSet rs = pstmt.getGeneratedKeys();
      for (int i = 1; i <= (sharedIsRewrite() ? 4 : 6); i++) {
        assertTrue(rs.next());
        assertEquals(autoInc[1] + autoInc[0] * i, rs.getInt(1));
      }
      assertFalse(rs.next());
    }
  }

}