/*
 *
 * MariaDB Client for Java
 *
 * Copyright (c) 2012-2014 Monty Program Ab.
 * Copyright (c) 2015-2020 MariaDB Corporation 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.*;

import java.math.BigDecimal;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;

public class DataTypeSignedTest extends BaseTest {

  @BeforeClass()
  public static void initClass() throws SQLException {
    drop();
    try (Statement stmt = sharedConnection.createStatement()) {
      stmt.execute("CREATE TABLE signedTinyIntTest(id TINYINT)");
      stmt.execute("CREATE TABLE signedSmallIntTest(id SMALLINT)");
      stmt.execute("CREATE TABLE signedMediumIntTest(id MEDIUMINT)");
      stmt.execute("CREATE TABLE signedIntTest(id INT)");
      stmt.execute("CREATE TABLE signedBigIntTest(id BIGINT)");
      stmt.execute("CREATE TABLE signedDecimalTest(id DECIMAL(65,20))");
      stmt.execute("FLUSH TABLES");
    }
  }

  @AfterClass
  public static void drop() throws SQLException {
    try (Statement stmt = sharedConnection.createStatement()) {
      stmt.execute("DROP TABLE IF EXISTS signedTinyIntTest");
      stmt.execute("DROP TABLE IF EXISTS signedSmallIntTest");
      stmt.execute("DROP TABLE IF EXISTS signedMediumIntTest");
      stmt.execute("DROP TABLE IF EXISTS signedIntTest");
      stmt.execute("DROP TABLE IF EXISTS signedBigIntTest");
      stmt.execute("DROP TABLE IF EXISTS signedDecimalTest");
    }
  }

  @Test
  public void unsignedTinyIntTest() throws SQLException {
    sharedConnection.createStatement().execute("insert into signedTinyIntTest values (120)");
    sharedConnection.createStatement().execute("insert into signedTinyIntTest values (1)");
    sharedConnection.createStatement().execute("insert into signedTinyIntTest values (null)");
    sharedConnection.createStatement().execute("insert into signedTinyIntTest values (-1)");
    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedTinyIntTest", false)) {
      assertTrue(signedTinyIntTestResult(rs));
    }

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedTinyIntTest", true)) {
      assertTrue(signedTinyIntTestResult(rs));
    }
  }

  private boolean signedTinyIntTestResult(ResultSet rs) throws SQLException {
    if (rs.next()) {
      assertEquals(120, rs.getByte(1));
      assertEquals(120, rs.getShort(1));
      assertEquals(120, rs.getInt(1));
      assertEquals(120L, rs.getLong(1));
      assertEquals(120D, rs.getDouble(1), .000001);
      assertEquals(120F, rs.getFloat(1), .000001);
      assertEquals("120", rs.getString(1));
      assertEquals(new BigDecimal("120"), rs.getBigDecimal(1));
      if (rs.next()) {
        oneNullNegativeTest(rs);
        return true;
      } else {
        fail("must have result !");
      }
    } else {
      fail("must have result !");
    }
    return false;
  }

  @Test
  public void signedSmallIntTest() throws SQLException {
    sharedConnection.createStatement().execute("insert into signedSmallIntTest values (32767)");
    sharedConnection.createStatement().execute("insert into signedSmallIntTest values (1)");
    sharedConnection.createStatement().execute("insert into signedSmallIntTest values (null)");
    sharedConnection.createStatement().execute("insert into signedSmallIntTest values (-1)");

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedSmallIntTest", false)) {
      signedSmallIntTestResult(rs);
    }

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedSmallIntTest", true)) {
      signedSmallIntTestResult(rs);
    }
  }

  private void signedSmallIntTestResult(ResultSet rs) throws SQLException {
    if (rs.next()) {
      byteMustFail(rs);
      assertEquals(32767, rs.getShort(1));
      assertEquals(32767, rs.getInt(1));
      assertEquals(32767L, rs.getLong(1));
      assertEquals(32767D, rs.getDouble(1), .000001);
      assertEquals(32767F, rs.getFloat(1), .000001);
      assertEquals(new BigDecimal("32767"), rs.getBigDecimal(1));
      assertEquals("32767", rs.getString(1));
      if (rs.next()) {
        oneNullNegativeTest(rs);
      } else {
        fail("must have result !");
      }
    } else {
      fail("must have result !");
    }
  }

  @Test
  public void signedMediumIntTest() throws SQLException {
    sharedConnection.createStatement().execute("insert into signedMediumIntTest values (8388607)");
    sharedConnection.createStatement().execute("insert into signedMediumIntTest values (1)");
    sharedConnection.createStatement().execute("insert into signedMediumIntTest values (null)");
    sharedConnection.createStatement().execute("insert into signedMediumIntTest values (-1)");

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedMediumIntTest", false)) {
      signedMediumIntTestResult(rs);
    }

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedMediumIntTest", true)) {
      signedMediumIntTestResult(rs);
    }
  }

  private void signedMediumIntTestResult(ResultSet rs) throws SQLException {
    if (rs.next()) {
      byteMustFail(rs);
      shortMustFail(rs);
      assertEquals(8388607, rs.getInt(1));
      assertEquals(8388607L, rs.getLong(1));
      assertEquals(8388607D, rs.getDouble(1), .000001);
      assertEquals(8388607F, rs.getFloat(1), .000001);
      assertEquals(new BigDecimal("8388607"), rs.getBigDecimal(1));
      assertEquals("8388607", rs.getString(1));
      if (rs.next()) {
        oneNullNegativeTest(rs);
      } else {
        fail("must have result !");
      }
    } else {
      fail("must have result !");
    }
  }

  @Test
  public void signedIntTest() throws SQLException {
    sharedConnection.createStatement().execute("insert into signedIntTest values (2147483647)");
    sharedConnection.createStatement().execute("insert into signedIntTest values (1)");
    sharedConnection.createStatement().execute("insert into signedIntTest values (null)");
    sharedConnection.createStatement().execute("insert into signedIntTest values (-1)");
    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedIntTest", false)) {
      signedIntTestResult(rs);
    }

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedIntTest", true)) {
      signedIntTestResult(rs);
    }
  }

  private void signedIntTestResult(ResultSet rs) throws SQLException {
    if (rs.next()) {
      byteMustFail(rs);
      shortMustFail(rs);
      assertEquals(2147483647, rs.getInt(1));
      assertEquals(2147483647L, rs.getLong(1));
      assertEquals(2147483647D, rs.getDouble(1), .000001);
      assertEquals(2147483647F, rs.getFloat(1), .000001);
      assertEquals(new BigDecimal("2147483647"), rs.getBigDecimal(1));
      assertEquals("2147483647", rs.getString(1));
      if (rs.next()) {
        oneNullNegativeTest(rs);
      } else {
        fail("must have result !");
      }
    } else {
      fail("must have result !");
    }
  }

  @Test
  public void signedBigIntTest() throws SQLException {
    sharedConnection
        .createStatement()
        .execute("insert into signedBigIntTest values (9223372036854775807)");
    sharedConnection.createStatement().execute("insert into signedBigIntTest values (1)");
    sharedConnection.createStatement().execute("insert into signedBigIntTest values (null)");
    sharedConnection.createStatement().execute("insert into signedBigIntTest values (-1)");

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedBigIntTest", false)) {
      signedBigIntTestResult(rs);
    }

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedBigIntTest", true)) {
      signedBigIntTestResult(rs);
    }
  }

  private void signedBigIntTestResult(ResultSet rs) throws SQLException {
    if (rs.next()) {
      byteMustFail(rs);
      shortMustFail(rs);
      intMustFail(rs);
      assertEquals(9223372036854775807L, rs.getLong(1));
      assertEquals(9223372036854775807F, rs.getFloat(1), .000001);
      assertEquals(9223372036854775807D, rs.getDouble(1), .000001);
      assertEquals(new BigDecimal("9223372036854775807"), rs.getBigDecimal(1));
      assertEquals("9223372036854775807", rs.getString(1));
      if (rs.next()) {
        oneNullNegativeTest(rs);
      } else {
        fail("must have result !");
      }
    } else {
      fail("must have result !");
    }
  }

  @Test
  public void signedDecimalTest() throws SQLException {
    try (Statement statement = sharedConnection.createStatement()) {
      statement.execute(
          "insert into signedDecimalTest values (123456789012345678901234567890.12345678901234567890)");
      statement.execute("insert into signedDecimalTest values (9223372036854775806)");
      statement.execute("insert into signedDecimalTest values (1.1)");
      statement.execute("insert into signedDecimalTest values (1.0)");
      statement.execute("insert into signedDecimalTest values (null)");
      statement.execute("insert into signedDecimalTest values (-1)");
    }

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedDecimalTest", false)) {
      signedDecimalTestResult(rs);
    }

    try (ResultSet rs = DatatypeTest.getResultSet("select * from signedDecimalTest", true)) {
      signedDecimalTestResult(rs);
    }
  }

  private void signedDecimalTestResult(ResultSet rs) throws SQLException {
    if (rs.next()) {
      byteMustFail(rs);
      shortMustFail(rs);
      intMustFail(rs);
      longMustFail(rs);
      assertEquals(
          123456789012345678901234567890.12345678901234567890F,
          rs.getFloat(1),
          1000000000000000000000000D);
      assertEquals(
          123456789012345678901234567890.12345678901234567890F,
          rs.getFloat(1),
          1000000000000000000000000D);
      assertEquals(
          123456789012345678901234567890.12345678901234567890D,
          rs.getDouble(1),
          1000000000000000000000000D);
      assertEquals(
          new BigDecimal("123456789012345678901234567890.12345678901234567890"),
          rs.getBigDecimal(1));
      assertEquals("123456789012345678901234567890.12345678901234567890", rs.getString(1));
      if (rs.next()) {
        byteMustFail(rs);
        shortMustFail(rs);
        intMustFail(rs);
        assertEquals(9223372036854775806L, rs.getLong(1));
        assertEquals(9223372036854775806F, rs.getFloat(1), .000001);
        assertEquals(9223372036854775806D, rs.getDouble(1), .000001);
        assertEquals(
            new BigDecimal("9223372036854775806.00000000000000000000"), rs.getBigDecimal(1));
        assertEquals("9223372036854775806.00000000000000000000", rs.getString(1));
        if (rs.next()) {
          assertEquals(1, rs.getByte(1));
          assertEquals(1, rs.getShort(1));
          assertEquals(1, rs.getInt(1));
          assertEquals(1, rs.getLong(1));
          assertEquals(1.1F, rs.getFloat(1), .000001);
          assertEquals(1.1D, rs.getDouble(1), .000001);
          assertEquals("1.10000000000000000000", rs.getString(1));
          assertEquals(new BigDecimal("1.10000000000000000000"), rs.getBigDecimal(1));

          if (rs.next()) {
            oneNullNegativeTest(rs, true, false);
          } else {
            fail("must have result !");
          }
        } else {
          fail("must have result !");
        }
      } else {
        fail("must have result !");
      }
    } else {
      fail("must have result !");
    }
  }

  private void byteMustFail(ResultSet rs) {
    try {
      rs.getByte(1);
      fail("getByte must have thrown error !");
    } catch (SQLException e) {
      assertEquals("22003", e.getSQLState());
    }
  }

  private void shortMustFail(ResultSet rs) {
    try {
      rs.getShort(1);
      fail("getShort must have thrown error !");
    } catch (SQLException e) {
      assertEquals("22003", e.getSQLState());
    }
  }

  private void intMustFail(ResultSet rs) {
    try {
      rs.getInt(1);
      fail("getInt must have thrown error !");
    } catch (SQLException e) {
      assertEquals("22003", e.getSQLState());
    }
  }

  private void longMustFail(ResultSet rs) {
    try {
      rs.getLong(1);
      fail("getLong must have thrown error !");
    } catch (SQLException e) {
      assertEquals("22003", e.getSQLState());
    }
  }

  private void oneNullNegativeTest(ResultSet rs) throws SQLException {
    oneNullNegativeTest(rs, false, false);
  }

  private void oneNullNegativeTest(ResultSet rs, boolean decimal, boolean floatingPoint)
      throws SQLException {
    try {
      if (!decimal && !floatingPoint) {
        assertTrue(rs.getBoolean(1));
      }
      assertEquals(1, rs.getByte(1));
      assertEquals(1, rs.getShort(1));
      assertEquals(1, rs.getInt(1));
      assertEquals(1L, rs.getLong(1));
      assertEquals(1D, rs.getDouble(1), .000001);
      assertEquals(1F, rs.getFloat(1), .000001);
      if (decimal) {
        if (floatingPoint) {
          BigDecimal bd = rs.getBigDecimal(1);
          if (!bd.equals(new BigDecimal("1")) && !bd.equals(new BigDecimal("1.0"))) {
            fail("getBigDecimal error : is " + bd.toString());
          }
          assertEquals("1.0", rs.getString(1));

        } else {
          assertEquals(new BigDecimal("1.00000000000000000000"), rs.getBigDecimal(1));
          assertEquals("1.00000000000000000000", rs.getString(1));
        }
      } else {
        assertEquals(new BigDecimal("1"), rs.getBigDecimal(1));
        assertEquals("1", rs.getString(1));
      }
    } catch (SQLException e) {
      e.printStackTrace();
      fail("must not have thrown error");
    }

    if (rs.next()) {
      nullNegativeTest(rs, decimal);
    } else {
      fail("must have result !");
    }
  }

  private void nullNegativeTest(ResultSet rs, boolean decimal) throws SQLException {
    try {
      assertFalse(rs.getBoolean(1));
      assertEquals(0, rs.getByte(1));
      assertTrue(rs.wasNull());
      assertEquals(0, rs.getShort(1));
      assertEquals(0, rs.getInt(1));
      assertEquals(0, rs.getLong(1));
      assertEquals(0, rs.getDouble(1), .00001);
      assertEquals(0, rs.getFloat(1), .00001);
      assertNull(rs.getBigDecimal(1));
      assertNull(rs.getString(1));

    } catch (SQLException e) {
      e.printStackTrace();
      fail("must not have thrown error");
    }

    if (rs.next()) {
      try {
        assertTrue(rs.getBoolean(1));
        assertFalse(rs.wasNull());
        assertEquals(-1, rs.getByte(1));
        assertEquals(-1, rs.getShort(1));
        assertEquals(-1, rs.getInt(1));
        assertEquals(-1, rs.getLong(1));
        assertEquals(-1, rs.getDouble(1), .00001);
        assertEquals(-1, rs.getFloat(1), .00001);
        if (decimal) {
          assertTrue(new BigDecimal("-1.00000000000000000000").equals(rs.getBigDecimal(1)));
          assertEquals("-1.00000000000000000000", rs.getString(1));
        } else {
          assertTrue(new BigDecimal("-1").equals(rs.getBigDecimal(1)));
          assertEquals("-1", rs.getString(1));
        }

      } catch (SQLException e) {
        e.printStackTrace();
        fail("must not have thrown error");
      }
    } else {
      fail("must have result !");
    }
  }
}
