content: package com.alibaba.druid.bvt.pool;
  
  import com.alibaba.druid.mock.MockDriver;
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.pool.DruidPooledConnection;
  import junit.framework.TestCase;
  
  import java.sql.Connection;
  import java.sql.SQLException;
  import java.util.Properties;
  
  public class MaxWaitTest extends TestCase {
      protected DruidDataSource dataSource;
  
      protected void setUp() throws Exception {
          dataSource = new DruidDataSource();
          dataSource.setUrl("jdbc:mock:driver");
          dataSource.setMaxWait(100);
          dataSource.setDriver(new MockDriver() {
              @Override
              public Connection connect(String url, Properties info) throws SQLException {
                  try {
                      Thread.sleep(1000);
                  } catch (InterruptedException e) {
                      // skip
                  }
                  return super.connect(url, info);
              }
          });
      }
  
      protected void tearDown() throws Exception {
          dataSource.close();
      }
  
      public void test_wait() throws Exception {
          Exception error = null;
          try {
              DruidPooledConnection conn = dataSource.getConnection();
              conn.close();
          } catch (SQLException ex) {
              error = ex;
          }
          assertTrue(error.getMessage().contains("createElapseMillis "));
      }
  }
  