content: package com.alibaba.druid.bvt.pool;
  
  import com.alibaba.druid.filter.FilterAdapter;
  import com.alibaba.druid.filter.FilterChain;
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.proxy.jdbc.ConnectionProxy;
  import junit.framework.TestCase;
  
  import java.sql.SQLException;
  import java.util.Properties;
  
  public class DruidDataSourceTest8 extends TestCase {
      private DruidDataSource dataSource;
  
      protected void setUp() throws Exception {
          dataSource = new DruidDataSource();
          dataSource.setUrl("jdbc:mock:xxx");
          dataSource.setInitialSize(1);
          dataSource.getProxyFilters().add(new FilterAdapter() {
              @Override
              public ConnectionProxy connection_connect(FilterChain chain, Properties info) throws SQLException {
                  throw new Error();
              }
          });
      }
  
      protected void tearDown() throws Exception {
          dataSource.close();
      }
  
      public void testInitError() throws Exception {
          assertEquals(0, dataSource.getCreateErrorCount());
          Throwable error = null;
          try {
              dataSource.init();
          } catch (Throwable e) {
              error = e;
          }
          assertNotNull(error);
          assertTrue(dataSource.getCreateErrorCount() > 0);
  
          dataSource.getCompositeData();
      }
  }
  