public void test_prepareStatement_1() throws Exception {
DruidPooledConnection conn = dataSource.getConnection().unwrap(DruidPooledConnection.class);
MockPreparedStatement raw = null;
{
PreparedStatement stmt = conn.prepareStatement("SELECT 1", ResultSet.TYPE_FORWARD_ONLY,
ResultSet.CONCUR_READ_ONLY,
ResultSet.HOLD_CURSORS_OVER_COMMIT);
raw = stmt.unwrap(MockPreparedStatement.class);
stmt.close();
}