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package org.apache.cayenne.datasource;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.sql.Connection;
import java.sql.SQLException;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class ManagedPoolingDataSourceTest {
private Connection[] mockConnections;
private UnmanagedPoolingDataSource mockPoolingDataSource;
private ManagedPoolingDataSource dataSource;
@Before
public void before() throws SQLException {
this.mockConnections = new Connection[4];
for (int i = 0; i < mockConnections.length; i++) {
mockConnections[i] = mock(Connection.class);
}
this.mockPoolingDataSource = mock(UnmanagedPoolingDataSource.class);
when(mockPoolingDataSource.getConnection()).thenReturn(mockConnections[0], mockConnections[1],
mockConnections[2], mockConnections[3]);
this.dataSource = new ManagedPoolingDataSource(mockPoolingDataSource);
}
@After
public void after() {
dataSource.beforeScopeEnd();
}
@Test
public void testGetConnection() throws SQLException {
assertSame(mockConnections[0], dataSource.getConnection());
assertSame(mockConnections[1], dataSource.getConnection());
assertSame(mockConnections[2], dataSource.getConnection());
assertSame(mockConnections[3], dataSource.getConnection());
}
@Test
public void testClose() throws SQLException, InterruptedException {
assertNotNull(dataSource.getConnection());
// state before shutdown
verify(mockPoolingDataSource, times(0)).close();
assertFalse(dataSource.getDataSourceManager().isStopped());
assertTrue(dataSource.getDataSourceManager().isAlive());
dataSource.close();
// state after shutdown
verify(mockPoolingDataSource, times(1)).close();
assertTrue(dataSource.getDataSourceManager().isStopped());
// give the thread some time to process interrupt and die
Thread.sleep(200);
assertFalse(dataSource.getDataSourceManager().isAlive());
try {
dataSource.getConnection();
} catch (SQLException e) {
// expected , DataSource should not give out connections any longer
}
}
}