/*

   Derby - 
   Class org.apache.derbyTesting.functionTests.tests.jdbcapi.metadataMultiConnTest

   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You 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.apache.derbyTesting.functionTests.tests.jdbcapi;

import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import junit.framework.Test;
import org.apache.derbyTesting.junit.BaseJDBCTestCase;
import org.apache.derbyTesting.junit.BaseTestSuite;
import org.apache.derbyTesting.junit.JDBC;

public class metadataMultiConnTest extends BaseJDBCTestCase {

	
	public metadataMultiConnTest(String name) {
		super(name);
	}

	public static Test suite() {
        return new BaseTestSuite(metadataMultiConnTest.class);
	}


	public void testMetadataMultiConn() throws SQLException {

		Connection conn1 = openDefaultConnection();
		metadataCalls(conn1);

		Connection conn2 = openDefaultConnection();
		metadataCalls(conn2);

		Connection conn3 = openDefaultConnection();
		metadataCalls(conn3);

		conn1.commit();
		conn2.commit();

		checkConsistencyOfAllTables(conn3);
	}

	public void metadataCalls(Connection conn) throws SQLException {
		DatabaseMetaData dmd = conn.getMetaData();
		getTypeInfo(dmd);
		getTables(dmd);
		getColumnInfo(dmd);
		getPrimaryKeys(dmd);
		getExportedKeys(dmd);
	}

	public void getTypeInfo(DatabaseMetaData dmd) throws SQLException {
		ResultSet rs = dmd.getTypeInfo();
		JDBC.assertDrainResults(rs);
	}

	public void getTables(DatabaseMetaData dmd) throws SQLException {
		String types[] = new String[1];
		types[0] = "TABLE";
		ResultSet rs = dmd.getTables(null, null, null, types);
		JDBC.assertDrainResults(rs);
	}

	public void getColumnInfo(DatabaseMetaData dmd) throws SQLException {
		ResultSet rs = dmd.getColumns(null, null, "%", "%");
		JDBC.assertDrainResults(rs);
	}

	public void getPrimaryKeys(DatabaseMetaData dmd) throws SQLException {
		ResultSet rs = dmd.getPrimaryKeys(null, null, "%");
		JDBC.assertDrainResults(rs);
	}

	public void getExportedKeys(DatabaseMetaData dmd) throws SQLException {
		ResultSet rs = dmd.getExportedKeys(null, null, "%");
		JDBC.assertDrainResults(rs);
	}


	public void checkConsistencyOfAllTables(Connection conn)
			throws SQLException {

		Statement s = conn.createStatement();
		ResultSet rs = s.executeQuery("SELECT schemaname, tablename, "
				+ "SYSCS_UTIL.SYSCS_CHECK_TABLE(schemaname, tablename) "
				+ "FROM sys.sysschemas s, sys.systables t "
				+ "WHERE s.schemaid = t.schemaid");
		while (rs.next()) {
			assertTrue(rs.getBoolean(3));
		}
		rs.close();
		s.close();
	}
}
