DerbyDatabaseMetaTest.java

/*! ******************************************************************************
 *
 * Pentaho Data Integration
 *
 * Copyright (C) 2002-2016 by Pentaho : http://www.pentaho.com
 *
 *******************************************************************************
 *
 * 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 org.pentaho.di.core.database;

import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import org.junit.Before;
import org.junit.Test;
import org.pentaho.di.core.row.value.ValueMetaBigNumber;
import org.pentaho.di.core.row.value.ValueMetaBinary;
import org.pentaho.di.core.row.value.ValueMetaBoolean;
import org.pentaho.di.core.row.value.ValueMetaDate;
import org.pentaho.di.core.row.value.ValueMetaInteger;
import org.pentaho.di.core.row.value.ValueMetaInternetAddress;
import org.pentaho.di.core.row.value.ValueMetaNumber;
import org.pentaho.di.core.row.value.ValueMetaString;
import org.pentaho.di.core.row.value.ValueMetaTimestamp;
public class DerbyDatabaseMetaTest {
  private DerbyDatabaseMeta nativeMeta, odbcMeta;

  @Before
  public void setupBefore() {
    nativeMeta = new DerbyDatabaseMeta();
    nativeMeta.setAccessType( DatabaseMeta.TYPE_ACCESS_NATIVE );
    odbcMeta = new DerbyDatabaseMeta();
    odbcMeta.setAccessType( DatabaseMeta.TYPE_ACCESS_ODBC );
  }

  @Test
  public void testSettings() throws Exception {
    assertArrayEquals( new int[] { DatabaseMeta.TYPE_ACCESS_NATIVE, DatabaseMeta.TYPE_ACCESS_ODBC, DatabaseMeta.TYPE_ACCESS_JNDI },
        nativeMeta.getAccessTypeList() );
    assertEquals( 0, nativeMeta.getNotFoundTK( true ) );
    assertEquals( 0, nativeMeta.getNotFoundTK( false ) );
    assertEquals( "sun.jdbc.odbc.JdbcOdbcDriver", odbcMeta.getDriverClass() );

    assertEquals( "org.apache.derby.jdbc.EmbeddedDriver", nativeMeta.getDriverClass() );
    nativeMeta.setHostname( "FOOHOST" );
    assertEquals( "org.apache.derby.jdbc.ClientDriver", nativeMeta.getDriverClass() );

    assertEquals( "jdbc:derby://FOO/WIBBLE", nativeMeta.getURL( "FOO", "", "WIBBLE" ) );
    assertEquals( "jdbc:derby://FOO:BAR/WIBBLE", nativeMeta.getURL( "FOO", "BAR", "WIBBLE" ) );
    assertEquals( "jdbc:derby:FOO", nativeMeta.getURL( "", "", "FOO" ) );

    assertEquals( "jdbc:odbc:FOO", odbcMeta.getURL( null, null, "FOO" ) );
    assertEquals( "jdbc:odbc:FOO", odbcMeta.getURL( "xxxxxx", "zzzzzzz", "FOO" ) );

    assertTrue( nativeMeta.isFetchSizeSupported() );
    assertFalse( nativeMeta.supportsBitmapIndex() );
    assertArrayEquals( new String[] { "derbyclient.jar" }, nativeMeta.getUsedLibraries() );
    assertEquals( 1527, nativeMeta.getDefaultDatabasePort() );
    assertFalse( nativeMeta.supportsGetBlob() );
    assertEquals( "http://db.apache.org/derby/papers/DerbyClientSpec.html", nativeMeta.getExtraOptionsHelpText() );
    assertEquals( new String[] {
      "ADD", "ALL", "ALLOCATE", "ALTER", "AND", "ANY", "ARE", "AS", "ASC", "ASSERTION", "AT", "AUTHORIZATION",
      "AVG", "BEGIN", "BETWEEN", "BIT", "BOOLEAN", "BOTH", "BY", "CALL", "CASCADE", "CASCADED", "CASE", "CAST",
      "CHAR", "CHARACTER", "CHECK", "CLOSE", "COLLATE", "COLLATION", "COLUMN", "COMMIT", "CONNECT",
      "CONNECTION", "CONSTRAINT", "CONSTRAINTS", "CONTINUE", "CONVERT", "CORRESPONDING", "COUNT", "CREATE",
      "CURRENT", "CURRENT_DATE", "CURRENT_TIME", "CURRENT_TIMESTAMP", "CURRENT_USER", "CURSOR", "DEALLOCATE",
      "DEC", "DECIMAL", "DECLARE", "DEFERRABLE", "DEFERRED", "DELETE", "DESC", "DESCRIBE", "DIAGNOSTICS",
      "DISCONNECT", "DISTINCT", "DOUBLE", "DROP", "ELSE", "END", "ENDEXEC", "ESCAPE", "EXCEPT", "EXCEPTION",
      "EXEC", "EXECUTE", "EXISTS", "EXPLAIN", "EXTERNAL", "FALSE", "FETCH", "FIRST", "FLOAT", "FOR", "FOREIGN",
      "FOUND", "FROM", "FULL", "FUNCTION", "GET", "GET_CURRENT_CONNECTION", "GLOBAL", "GO", "GOTO", "GRANT",
      "GROUP", "HAVING", "HOUR", "IDENTITY", "IMMEDIATE", "IN", "INDICATOR", "INITIALLY", "INNER", "INOUT",
      "INPUT", "INSENSITIVE", "INSERT", "INT", "INTEGER", "INTERSECT", "INTO", "IS", "ISOLATION", "JOIN", "KEY",
      "LAST", "LEFT", "LIKE", "LONGINT", "LOWER", "LTRIM", "MATCH", "MAX", "MIN", "MINUTE", "NATIONAL",
      "NATURAL", "NCHAR", "NVARCHAR", "NEXT", "NO", "NOT", "NULL", "NULLIF", "NUMERIC", "OF", "ON", "ONLY",
      "OPEN", "OPTION", "OR", "ORDER", "OUT", "OUTER", "OUTPUT", "OVERLAPS", "PAD", "PARTIAL", "PREPARE",
      "PRESERVE", "PRIMARY", "PRIOR", "PRIVILEGES", "PROCEDURE", "PUBLIC", "READ", "REAL", "REFERENCES",
      "RELATIVE", "RESTRICT", "REVOKE", "RIGHT", "ROLLBACK", "ROWS", "RTRIM", "SCHEMA", "SCROLL", "SECOND",
      "SELECT", "SESSION_USER", "SET", "SMALLINT", "SOME", "SPACE", "SQL", "SQLCODE", "SQLERROR", "SQLSTATE",
      "SUBSTR", "SUBSTRING", "SUM", "SYSTEM_USER", "TABLE", "TEMPORARY", "TIMEZONE_HOUR", "TIMEZONE_MINUTE",
      "TO", "TRAILING", "TRANSACTION", "TRANSLATE", "TRANSLATION", "TRUE", "UNION", "UNIQUE", "UNKNOWN",
      "UPDATE", "UPPER", "USER", "USING", "VALUES", "VARCHAR", "VARYING", "VIEW", "WHENEVER", "WHERE", "WITH",
      "WORK", "WRITE", "XML", "XMLEXISTS", "XMLPARSE", "XMLSERIALIZE", "YEAR" }, nativeMeta.getReservedWords() );

  }

  @Test
  public void testSQLStatements() {
    assertEquals( "DELETE FROM FOO", nativeMeta.getTruncateTableStatement( "FOO" ) );

    assertEquals( "ALTER TABLE FOO ADD BAR TIMESTAMP",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaDate( "BAR" ), "", false, "", false ) );
    assertEquals( "ALTER TABLE FOO ADD BAR TIMESTAMP",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaTimestamp( "BAR" ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR CHAR(1)",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBoolean( "BAR" ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BIGINT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", 10, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BIGINT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBigNumber( "BAR", 10, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BIGINT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaInteger( "BAR", 10, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR SMALLINT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", 0, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR INTEGER",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", 5, 0 ), "", false, "", false ) );


    assertEquals( "ALTER TABLE FOO ADD BAR FLOAT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", 10, 3 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR FLOAT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBigNumber( "BAR", 10, 3 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR DECIMAL(21, 4)",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBigNumber( "BAR", 21, 4 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR CLOB",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaString( "BAR", nativeMeta.getMaxVARCHARLength() + 2, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BLOB",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBinary( "BAR", nativeMeta.getMaxVARCHARLength() + 2, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BLOB",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBinary( "BAR" ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BLOB",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBinary( "BAR", 200, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR VARCHAR(15)",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaString( "BAR", 15, 0 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR FLOAT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", 10, -7 ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR DECIMAL(22, 7)",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaBigNumber( "BAR", 22, 7 ), "", false, "", false ) );
    assertEquals( "ALTER TABLE FOO ADD BAR FLOAT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", -10, 7 ), "", false, "", false ) );
    assertEquals( "ALTER TABLE FOO ADD BAR FLOAT",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", 5, 7 ), "", false, "", false ) );
    assertEquals( "ALTER TABLE FOO ADD BAR UNKNOWN",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaInternetAddress( "BAR" ), "", false, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BIGINT NOT NULL GENERATED ALWAYS AS IDENTITY (START WITH 0, INCREMENT BY 1)",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaInteger( "BAR" ), "BAR", true, "", false ) );

    assertEquals( "ALTER TABLE FOO ADD BAR BIGINT NOT NULL GENERATED ALWAYS AS IDENTITY (START WITH 0, INCREMENT BY 1)",
        nativeMeta.getAddColumnStatement( "FOO", new ValueMetaNumber( "BAR", 26, 8 ), "BAR", true, "", false ) );

    String lineSep = System.getProperty( "line.separator" );

    assertEquals( "ALTER TABLE FOO DROP BAR" + lineSep,
        nativeMeta.getDropColumnStatement( "FOO", new ValueMetaString( "BAR", 15, 0 ), "", false, "", true ) );

    assertEquals( "ALTER TABLE FOO ALTER BAR VARCHAR(15)",
        nativeMeta.getModifyColumnStatement( "FOO", new ValueMetaString( "BAR", 15, 0 ), "", false, "", true ) );

    assertEquals( "insert into FOO(FOOVERSION) values (1)", nativeMeta.getSQLInsertAutoIncUnknownDimensionRow( "FOO", "FOOKEY", "FOOVERSION" ) );

  }

}