/*
 * Copyright 1999-2004 The Apache Software Foundation.
 * 
 * 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.apache.commons.dbcp;

import java.io.IOException;
import java.sql.Connection;
import java.sql.SQLException;

import junit.framework.Test;
import junit.framework.TestSuite;

/**
 * TestSuite for BasicDataSource with abandoned connection trace enabled
 * 
 * @author Dirk Verbeeck
 * @version $Revision: 1.9 $ $Date: 2004/05/01 12:56:26 $
 */
public class TestAbandonedBasicDataSource extends TestBasicDataSource {
    public TestAbandonedBasicDataSource(String testName) {
        super(testName);
    }

    public static Test suite() {
        return new TestSuite(TestAbandonedBasicDataSource.class);
    }

    public void setUp() throws Exception {
        super.setUp();

        // abandoned enabled but should not affect the basic tests
        // (very high timeout)
        ds.setLogAbandoned(true);
        ds.setRemoveAbandoned(true);
        ds.setRemoveAbandonedTimeout(10000);
    }

    public void tearDown() throws Exception {
        super.tearDown();
        // nothing to do here
    }

    // ---------- Abandoned Test -----------

    private void getConnection1() throws Exception {
        System.err.println("BEGIN getConnection1()");
        Connection conn = ds.getConnection();
        System.err.println("conn: " + conn);
        System.err.println("END getConnection1()");
    }

    private void getConnection2() throws Exception {
        System.err.println("BEGIN getConnection2()");
        Connection conn = ds.getConnection();
        System.err.println("conn: " + conn);
        System.err.println("END getConnection2()");
    }

    private void getConnection3() throws Exception {
        System.err.println("BEGIN getConnection3()");
        Connection conn = ds.getConnection();
        System.err.println("conn: " + conn);
        System.err.println("END getConnection3()");
    }

    public void testAbandoned() throws Exception {
        // force abandoned
        ds.setRemoveAbandonedTimeout(0);
        ds.setMaxActive(1);

        System.err.println("----------------------------------------");
        getConnection1();
        getConnection2();
        getConnection3();
        System.err.println("----------------------------------------");
    }
    
    public void testAbandonedClose() throws Exception {
        // force abandoned
        ds.setRemoveAbandonedTimeout(0);
        ds.setMaxActive(1);

        Connection conn1 = getConnection();
        assertNotNull(conn1);
        assertEquals(1, ds.getNumActive());
        
        Connection conn2 = getConnection();        
        assertNotNull(conn2);
        assertEquals(1, ds.getNumActive());
        
        try { conn2.close(); } catch (SQLException ex) { }
        assertEquals(0, ds.getNumActive());
        
        try { conn1.close(); } catch (SQLException ex) { }
        assertEquals(0, ds.getNumActive());
    }

    public void testAbandonedCloseWithExceptions() throws Exception {
        // force abandoned
        ds.setRemoveAbandonedTimeout(0);
        ds.setMaxActive(1);
        ds.setAccessToUnderlyingConnectionAllowed(true);

        Connection conn1 = getConnection();
        assertNotNull(conn1);
        assertEquals(1, ds.getNumActive());
        
        Connection conn2 = getConnection();        
        assertNotNull(conn2);
        assertEquals(1, ds.getNumActive());
        
        // set an IO failure causing the isClosed mathod to fail
        TesterConnection tconn1 = (TesterConnection) ((DelegatingConnection)conn1).getInnermostDelegate();
        tconn1.setFailure(new IOException("network error"));
        TesterConnection tconn2 = (TesterConnection) ((DelegatingConnection)conn2).getInnermostDelegate();
        tconn2.setFailure(new IOException("network error"));
        
        try { conn2.close(); } catch (SQLException ex) { }
        assertEquals(0, ds.getNumActive());
        
        try { conn1.close(); } catch (SQLException ex) { }
        assertEquals(0, ds.getNumActive());
    }
}