package org.apache.ibatis.jdbc;
import org.apache.ibatis.BaseDataTest;
import org.apache.ibatis.datasource.pooled.PooledDataSource;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import org.junit.Test;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
public class PooledDataSourceTest extends BaseDataTest {
@Test
public void shouldProperlyMaintainPoolOf3ActiveAnd2IdleConnections() throws Exception {
PooledDataSource ds = createPooledDataSource(JPETSTORE_PROPERTIES);
try {
runScript(ds, JPETSTORE_DDL);
ds.setDefaultAutoCommit(false);
ds.setDriverProperties(new Properties() {
{
setProperty("username", "sa");
setProperty("password", "");
}
});
ds.setPoolMaximumActiveConnections(3);
ds.setPoolMaximumIdleConnections(2);
ds.setPoolMaximumCheckoutTime(10000);
ds.setPoolPingConnectionsNotUsedFor(1);
ds.setPoolPingEnabled(true);
ds.setPoolPingQuery("SELECT * FROM PRODUCT");
ds.setPoolTimeToWait(10000);
ds.setLogWriter(null);
List<Connection> connections = new ArrayList<Connection>();
for (int i = 0; i < 3; i++) {
connections.add(ds.getConnection());
}
assertEquals(3, ds.getPoolState().getActiveConnectionCount());
for (Connection c : connections) {
c.close();
}
assertEquals(2, ds.getPoolState().getIdleConnectionCount());
assertEquals(4, ds.getPoolState().getRequestCount());
assertEquals(0, ds.getPoolState().getBadConnectionCount());
assertEquals(0, ds.getPoolState().getHadToWaitCount());
assertEquals(0, ds.getPoolState().getAverageOverdueCheckoutTime());
assertEquals(0, ds.getPoolState().getClaimedOverdueConnectionCount());
assertEquals(0, ds.getPoolState().getAverageWaitTime());
assertNotNull(ds.getPoolState().toString());
} finally {
ds.forceCloseAll();
}
}
}